CN109304622B - Semi-automatic pin pressing machine - Google Patents
Semi-automatic pin pressing machine Download PDFInfo
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- CN109304622B CN109304622B CN201811512831.1A CN201811512831A CN109304622B CN 109304622 B CN109304622 B CN 109304622B CN 201811512831 A CN201811512831 A CN 201811512831A CN 109304622 B CN109304622 B CN 109304622B
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- universal joint
- clamping
- transmission shaft
- pressing
- pin
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- 238000003825 pressing Methods 0.000 title claims abstract description 171
- 230000005540 biological transmission Effects 0.000 claims abstract description 161
- 238000004080 punching Methods 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims description 97
- 238000005553 drilling Methods 0.000 claims description 65
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000002457 bidirectional effect Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 239000000945 filler Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/22—Drilling machines with a plurality of working-spindles; Drilling automatons with working-spindles in opposite headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/026—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same fluid driven
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Clamps And Clips (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a semiautomatic pin pressing machine, which comprises a frame, a transmission shaft pressing device, a universal joint clamping device, a pin feeding device and a punching pin pressing device, wherein the transmission shaft pressing device, the universal joint clamping device, the pin feeding device and the punching pin pressing device are all fixed on the frame; the invention has simple and convenient operation, low requirement on staff in the operation process, high automation degree, high working efficiency, reduced labor cost, simultaneous bidirectional punching of the transmission shaft and the universal joint, no deviation, high matching precision, convenient pin pressing, improved connection quality between the transmission shaft and the universal joint, stronger connection firmness and prolonged service life of products.
Description
Technical Field
The invention belongs to the field of machining, and relates to a semiautomatic pin pressing machine for punching and pressing pins on a universal joint and a transmission shaft, in particular to a semiautomatic pin pressing machine for punching and pressing pins by connecting the universal joint with the transmission shaft.
Background
With the development of manufacturing industry, the universal joint is increasingly widely used. The universal joint is a part for realizing variable-angle power transmission and is used for changing the position of the direction of a transmission axis. The existing universal joint is connected with the transmission shaft by adopting a separate processing method, the transmission shaft and the universal joint are respectively perforated, the operation technical requirements on workers are high, the working efficiency is low, the universal joint and the transmission shaft are easy to deviate in the separate perforation process, the pin pressing is inconvenient, and the quality of products is directly affected in severe cases.
Disclosure of Invention
The invention aims to solve the technical problems of providing a semiautomatic pin pressing machine which can press a transmission shaft into a universal joint, and simultaneously punch and press pins the universal joint and the transmission shaft so as to realize the connection of the universal joint and the transmission shaft, and has the advantages of simple and convenient operation, low requirements on workers in the operation process, high automation degree, improved working efficiency, reduced labor cost, simultaneous bidirectional punching of the transmission shaft and the universal joint, no deviation, high matching precision, convenient pin pressing, improved connection quality between the transmission shaft and the universal joint, stronger connection firmness and prolonged service life of products.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the utility model provides a semi-automatic pin pressing machine, includes frame, transmission shaft pushing device, universal joint clamping device, send the round pin device and punch the round pin device, transmission shaft pushing device, universal joint clamping device, send round pin device and punch the round pin device and all fix in the frame, universal joint clamping device is used for pressing from both sides tight universal joint, transmission shaft pushing device is used for pressing from both sides tight and pushing down the transmission shaft to the universal joint that universal joint clamping device pressed from both sides tight, send the round pin device to be used for transporting the round pin to universal joint clamping device's universal joint department, punch the round pin device and be used for punching universal joint and its inside transmission shaft and impress the round pin into the hole of universal joint and its inside transmission shaft.
As a further improved technical scheme of the invention, the transmission shaft pressing device comprises a clamping pressing mechanism and a vertical frame, the clamping pressing mechanism comprises a pressing plate, a pressing rod, a positioning mechanism, a clamping mechanism and a pressing hydraulic cylinder, the bottom of the vertical frame is fixedly connected to the frame, the top end of the vertical frame is connected with the pressing hydraulic cylinder, the tail end of a hydraulic rod of the pressing hydraulic cylinder is connected with a lifting guide block on the rear side wall of the pressing plate, the rear side wall of the pressing plate is in sliding connection with the front side wall of the vertical frame through a guide rail and a sliding block, a connecting plate on the top of the front side wall of the pressing plate is connected with the pressing rod, the front side wall of the pressing plate is connected with the positioning mechanism and the clamping mechanism, the positioning mechanism and the clamping mechanism are both positioned below the pressing rod, the positioning mechanism is used for being fixed with the transmission shaft through a magnet, the clamping mechanism is used for clamping the transmission shaft, the top end of the transmission shaft is in contact with the bottom end of the pressing rod, and the axes of a universal joint clamped by the pressing rod, and the universal joint clamping device are positioned on the same straight line.
As a further improved technical scheme of the invention, the transmission shaft pressing device further comprises a limiting structure, wherein the limiting structure comprises a limiting rod mounting seat, a limiting rod and a base plate, the limiting rod mounting seat is fixedly connected to the vertical frame through bolts, the bottom of the limiting rod is in threaded connection with a thread groove of the limiting rod mounting seat, the base plate is fixedly connected to the top of the limiting rod, and the limiting structure is located under the lower pressing plate and used for limiting the downward movement stroke of the lower pressing plate.
As a further improved technical scheme of the invention, the number of the positioning mechanisms is 2, the positioning mechanism comprises positioning block installation seats and transmission shaft positioning blocks, the positioning block installation seats are connected with the front side wall of the lower pressing plate, the positioning block installation seats are detachably connected with transmission shaft positioning blocks, positioning grooves matched with the shape of the outer wall of the transmission shaft are formed in the outer side faces of the transmission shaft positioning blocks, and magnets used for being attracted with the transmission shaft are arranged in the transmission shaft positioning blocks;
clamping mechanism has 2, is located 2 positioning mechanism's below respectively, clamping mechanism includes clamping cylinder, 2 clamping block mount pad and 2 transmission shaft clamping blocks, clamping cylinder's cylinder body with the preceding lateral wall of holding down plate passes through the screw connection, clamping cylinder's both ends all are connected with clamping block mount pad, clamping block has placed transmission shaft clamping block on the mount pad, the clamping face of transmission shaft clamping block is equipped with the clamping groove with transmission shaft outer wall shape looks adaptation, clamping cylinder is used for driving the transmission shaft clamping block through clamping block mount pad and presss from both sides the transmission shaft clamp with positioning mechanism fixed.
As a further improved technical scheme of the invention, the universal joint clamping device comprises a universal joint base, a universal joint mounting seat and two fixed clamping mechanisms arranged on two sides of the universal joint, wherein the universal joint base is provided with an annular hole and is fixedly connected to the frame through the annular hole, the universal joint mounting seat is detachably inserted into the universal joint base and is used for sleeving the universal joint, and the two fixed clamping mechanisms are fixedly connected to the frame and are used for clamping the universal joint sleeved by the universal joint mounting seat.
As a further improved technical scheme of the invention, the two fixed clamping mechanisms are oppositely arranged, each fixed clamping mechanism comprises a hydraulic cylinder mounting seat, a first hydraulic cylinder, a clamping head, a movable piston rod, a sleeve and a sleeve base, the hydraulic cylinder mounting seats and the sleeve bases are fixedly connected to the frame and positioned on the same horizontal line, the first hydraulic cylinders are fixedly connected to the hydraulic cylinder mounting seats, the sleeve bases are fixedly connected with the sleeves, the sleeves are sleeved outside the movable piston rods and can slide in the sleeves, the tail ends of the piston rods of the first hydraulic cylinders are connected with one ends of the movable piston rods, and the other ends of the movable piston rods are connected with clamping heads for clamping universal joints.
According to the technical scheme, the upper part of the movable piston rod is provided with the strip-shaped oil guide groove, the lower part of the movable piston rod is provided with the strip-shaped guide block, the lower surface of the inside of the sleeve is provided with the strip-shaped guide groove, the movable piston rod penetrates through the inside of the sleeve and is in clearance fit with the sleeve, the strip-shaped guide block of the movable piston rod is embedded in the strip-shaped guide groove and can slide in the strip-shaped guide groove, and the upper part of the sleeve is provided with the openable and closable oil filling nozzle which is positioned right above the strip-shaped oil guide groove.
According to the technical scheme, the punching pin pressing device comprises a first drilling machine, a second drilling machine, a first base, a second base, a first cylinder, a second cylinder and a pin pressing mechanism, wherein the first base and the second base are respectively positioned on two sides of a universal joint base of the universal joint clamping device and are fixedly connected to the frame, one side of the upper portion of the first base is connected with two guide rails, the upper portion of the guide rails is connected with a first moving plate through a sliding block, the other side of the upper portion of the first base is connected with the first cylinder, the first moving plate is connected with the tail end of a piston rod of the first cylinder through a fixed block, the upper portion of the first moving plate is connected with the first drilling machine, 2 guide rails are respectively connected to the upper portion of the second base through sliding blocks, one side of the second moving plate is provided with the second cylinder, the cylinder body of the second cylinder is fixedly connected to the frame, the tail end of a cylinder rod of the second cylinder is connected with the second moving plate, one side of the upper portion of the second moving plate is connected with the second moving plate, and the other side of the second moving plate is connected with the second pin pressing mechanism.
As a further improved technical scheme of the invention, the first drilling machine comprises a first drilling power head and a first motor, the upper part of the first moving plate is fixedly connected with the first drilling power head, the first motor is positioned above the first drilling power head and is used for driving a drill bit of the first drilling power head to rotate through a belt;
the second drilling machine comprises a second drilling power head and a second motor, one side of the upper part of the second moving plate is fixedly connected with the second drilling power head, and the second motor is positioned above the second drilling power head and is used for driving a drill bit of the second drilling power head to rotate through a belt;
the pin pressing mechanism comprises a second hydraulic cylinder, an L-shaped connecting plate and a pin pressing head, wherein the cylinder body of the second hydraulic cylinder is connected with the upper portion of the second movable plate through the L-shaped connecting plate, the cylinder rod of the second hydraulic cylinder is connected with the pin pressing head, and the second hydraulic cylinder is used for driving the pin pressing head to press pins.
According to the technical scheme, the pin feeding device comprises a vibration disc, a guide groove, a rodless cylinder, a movable positioning block, a graduated scale and a pin feeding moving mechanism, wherein the vibration disc is located on one side of the frame, an outlet of the vibration disc is communicated with one end of the guide groove, the rodless cylinder is connected to the frame through a third base, the rodless cylinder is located on one side of the universal joint clamping device, the guide rod of the rodless cylinder is connected with the movable positioning block, one side of the rodless cylinder is provided with the graduated scale, the feeding moving mechanism comprises a pin baffle plate, a carrier pin block and a moving block, the moving sliding block of the rodless cylinder is connected with the moving block, one end of the moving block is provided with a square groove, the carrier pin block is located in the square groove, one side of the carrier pin block is provided with a pin baffle plate, the bottom of the pin baffle plate is fixedly connected to the frame, the other end of the guide groove is communicated with the carrier pin block at the initial position, the side of the moving cylinder is connected with a graduated scale indication arrow, the graduated scale indication arrow points to the graduated scale on one side of the rodless cylinder, and the graduated scale on one side of the rodless cylinder is used for punching the universal joint clamping device through the moving sliding block.
The beneficial effects of the invention are as follows:
(1) The transmission shaft is pressed into the universal joint clamped by the universal joint clamping device under the driving action of the transmission shaft pressing device, and then the universal joint and the transmission shaft therein are punched and pinned at the same time. The operation is simple and convenient, and the operation process is low to the staff requirement, and degree of automation is high, has improved work efficiency, has reduced the cost of labor and carries out two-way punching simultaneously with drive shaft and universal joint, can not produce the deviation, and the cooperation precision is high, and the press pin is convenient, has improved the connection quality between transmission shaft and the universal joint, and the fastness of connection is stronger, has prolonged the life of product.
(2) According to the invention, the pressing rod, the transmission shaft positioning block and the transmission shaft clamping block can be matched and replaced according to different transmission shaft types, so that punching and pressing pins of transmission shafts and universal joints of different types are more convenient, and the transmission shaft positioning block is internally provided with the magnet to fix the transmission shaft, thereby avoiding manual operation and improving the safety of the device.
(3) The limiting structure effectively prevents the transmission shaft from moving and being excessively pressed down, avoids damage to the universal joint, and prevents the transmission shaft pressing device from moving excessively to damage other mechanisms when the hydraulic cylinder does not have acting force.
(4) The universal joint mounting seat can be replaced according to different types of the universal joint, and the annular holes of the universal joint base are formed to facilitate the installation and the adjustment of the position of the universal joint when the universal joint mounting seat is replaced, so that the universal joint and the axle center of the transmission shaft are positioned on the same straight line.
(5) The upper part of the movable piston rod of the fixed clamping mechanism is provided with the strip-shaped oil guide groove, the upper part of the sleeve is provided with the openable and closable oil injection nozzle, and the arrangement of the oil injection nozzle and the strip-shaped oil guide groove realizes the lubrication of the movable piston rod, improves the service life of the mechanism and reduces friction. The bar-shaped guide groove and the bar-shaped guide block of the sleeve improve the movement stability and accuracy of the movable piston rod.
(6) The pin baffle plate of the pin conveying device effectively prevents pins from falling off in the pin conveying process of the vibration disc, and the pin carrying block can be replaced according to different types of the pins. The movable positioning block is adjusted under the reference of the graduated scale according to the position of the pin, so that the accuracy of the position of the pin is ensured, and the working efficiency of the pin is improved.
(7) The punching pin pressing device realizes bidirectional punching, the bidirectional punching mode improves the working efficiency, saves the time cost, and the pin pressing head moves to a proper position under the driving action of the second hydraulic cylinder to accurately press pins.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of a transmission shaft pressing device of the present invention.
Fig. 3 is a structural view of the lower platen in fig. 2.
Fig. 4 is a rear view of fig. 2.
Fig. 5 is a schematic structural view of the limiting structure in fig. 2.
Fig. 6 is a schematic view of the positioning mechanism of fig. 2.
Fig. 7 is a schematic view of the clamping mechanism of fig. 2.
Fig. 8 is a schematic structural view of the gimbal clamp of the present invention.
Fig. 9 is a schematic view of the gimbal base and gimbal mount of fig. 8.
Fig. 10 is a schematic view of the fixed clamping mechanism of fig. 8.
Fig. 11 is a partial schematic view of fig. 10.
Fig. 12 is a schematic view of the sleeve structure of fig. 10.
Fig. 13 is a schematic structural view of the pin feeder of the present invention.
Fig. 14 is a partial schematic view of fig. 13.
Fig. 15 is an isometric view of fig. 13.
Fig. 16 is a schematic view of the structure of the movable positioning block in fig. 14.
Fig. 17 is a schematic view of the structure of the dowel plate of fig. 15.
Fig. 18 is a schematic view of the pin moving mechanism of fig. 14.
Fig. 19 is a schematic view of the structure of the carrier block of fig. 18.
Fig. 20 is a schematic structural view of the punch pin pressing device in the present invention.
FIG. 21 is a schematic view of the first drilling machine of FIG. 20
Fig. 22 is an isometric view of fig. 20
Fig. 23 is a schematic structural view of the pin pressing mechanism in fig. 20.
Detailed Description
Embodiments of the present invention are further described below with reference to fig. 1 to 23:
referring to fig. 1, a semi-automatic pin press, the main body part comprises five parts: the device comprises a frame 1, a transmission shaft pressing device 2, a universal joint clamping device 3, a pin conveying device 4 and a punching pin pressing device 5. The transmission shaft pushing device 2, the universal joint clamping device 3, the pin feeding device 4 and the punching pin pressing device 5 are all fixed on the frame 1, the universal joint clamping device 3 is used for clamping a universal joint, the transmission shaft pushing device 2 is used for clamping the transmission shaft and pushing the transmission shaft into the universal joint clamped by the universal joint clamping device 3, the pin feeding device 4 is used for conveying a pin to the universal joint of the universal joint clamping device 3, and the punching pin pressing device 5 is used for punching the universal joint and the transmission shaft inside the universal joint and pressing the pin into the hole of the universal joint and the transmission shaft inside the universal joint.
Referring to fig. 2 to 7, the transmission shaft pressing device 2 includes a clamping pressing mechanism and a vertical frame 2-1, the clamping pressing mechanism includes a pressing plate 2-3, a pressing rod 2-4, a positioning mechanism 2-5, a clamping mechanism 2-6 and a pressing hydraulic cylinder 2-7, the bottom of the vertical frame 2-1 is fixedly connected to the frame 1, and the structure of the pressing plate 2-3 is shown in fig. 3. Referring to fig. 4, the top end of the vertical frame 2-1 is connected with a pressing hydraulic cylinder 2-7 through a bolt, the tail end of a hydraulic rod of the pressing hydraulic cylinder 2-7 is connected with a lifting guide block 2-3-1 on the rear side wall of the pressing plate 2-3 through a bolt, the rear side wall of the pressing plate 2-3 is slidably connected with the front side wall of the vertical frame 2-1 through a guide rail 2-9 and a sliding block 2-8, a pressing rod 2-4 is connected with a connecting plate 2-3-2 on the top of the front side wall of the pressing plate 2-3 through a thread, the front side wall of the pressing plate 2-3 is connected with a positioning mechanism 2-5 and a clamping mechanism 2-6, the positioning mechanism 2-5 and the clamping mechanism 2-6 are both positioned below the pressing rod 2-4, the positioning mechanism 2-5 is used for being fixed with a transmission shaft through a magnet, the top end of the transmission shaft is contacted with the bottom end of the pressing rod 2-4, and the transmission shaft and the universal joint clamping device 3 are clamped on the same straight axle center.
Referring to fig. 2, 2 positioning mechanisms 2-5 are provided, the structure of the positioning mechanism 2-5 is shown in fig. 6, the positioning mechanism comprises a positioning block mounting seat 2-5-1 and a transmission shaft positioning block 2-5-2, the positioning block mounting seat 2-5-1 is connected with the front side wall of a lower pressing plate 2-3 through screws, the positioning block mounting seat 2-5-1 is connected with a transmission shaft positioning block 2-5-2, the transmission shaft positioning block 2-5-2 is detachably connected with the positioning block mounting seat 2-5-1, a positioning groove 2-5-3 which is matched with the shape of the outer wall of the transmission shaft is formed in the outer side surface of the transmission shaft positioning block 2-5-2, and a magnet for sucking the transmission shaft is arranged in the transmission shaft positioning block 2-5-2; the clamping mechanisms 2-6 are respectively arranged below the 2 positioning mechanisms 2-5, the structure of the clamping mechanisms 2-6 is shown in fig. 7, the clamping mechanism comprises a clamping cylinder 2-6-1, 2 clamping block mounting seats 2-6-2 and 2 transmission shaft clamping blocks 2-6-3, a cylinder body of the clamping cylinder 2-6-1 is connected with the front side wall of the lower pressing plate 2-3 through screws, two ends of the clamping cylinder 2-6-1 are respectively connected with the clamping block mounting seats 2-6-2, the transmission shaft clamping blocks 2-6-3 are arranged on the clamping block mounting seats 2-6-2, the clamping block mounting seats 2-6-2 and the transmission shaft clamping blocks 2-6-3 are in movable clearance fit, clamping grooves matched with the shape of the outer walls of the transmission shafts are formed in the clamping surfaces of the transmission shaft clamping blocks 2-6-3, and the clamping cylinder 2-6-1 is used for driving the two transmission shafts fixed by the positioning mechanisms 2-5 to be clamped through the clamping block mounting seats 2-6-2.
When the transmission shaft pressing device 2 is used, the transmission shaft is vertically placed in the positioning groove 2-5-3 of the transmission shaft positioning block 2-5-2, the top end of the transmission shaft is in contact with the bottom of the pressing rod 2-4, and the magnet in the transmission shaft positioning block 2-5-2 attracts and fixes the transmission shaft. The clamping cylinder 2-6-1 drives the transmission shaft clamping block 2-6-3 to clamp the transmission shaft; the pressing hydraulic cylinder 2-7 drives the pressing plate 2-3 to move downwards, so that the driving shaft is driven to move downwards, the pressing rod 2-4 also presses the driving shaft, the axes of the pressing rod 2-4, the driving shaft and the universal joint are on the same straight line, the driving shaft is convenient to press into the universal joint, the driving shaft moves along with the pressing plate 2-3, and therefore after the depth of the driving shaft inserted into the universal joint meets a set value, the driving shaft pressing device stops acting, and the pressing state is maintained. The pressing rod 2-4, the transmission shaft positioning block 2-5-2 and the transmission shaft clamping block 2-6-3 can be matched and replaced according to different transmission shaft models, so that punching and pin pressing of transmission shafts and universal joints of different models can be facilitated, magnets are arranged in the transmission shaft positioning block 2-5-2, the transmission shaft is fixed, manual operation is avoided, and safety of the device is improved. The transmission shaft positioning block 2-5-2 and the transmission shaft clamping block 2-6-3 can be replaced according to transmission shafts with different section sizes, so that different transmission shafts can be fixed on the lower pressing plate 2-3; the lower pressure rod 2-4 can be replaced according to different transmission shaft types so as to ensure that the distances between the lower planes of different transmission shafts and the bottom of the lower pressure plate 2-3 are consistent.
Referring to fig. 1 and 5, the transmission shaft pressing device 2 of this embodiment further includes a limiting structure 2-2, the limiting structure 2-2 includes a limiting rod mounting seat 2-2-3, a limiting rod 2-2-2 and a backing plate 2-2-1, the limiting rod mounting seat 2-2-3 is fixedly connected on the vertical frame 2-1 through a bolt, the bottom of the limiting rod 2-2 is in threaded connection with a thread groove of the limiting rod mounting seat 2-2-3, the limiting structure 2-2-1 is fixedly connected at the top of the limiting rod 2-2, and the limiting structure 2-2 is located under the lower pressing plate 2-3 and is used for limiting the downward movement stroke of the lower pressing plate 2-3. When the lower pressing plate 2-3 moves downwards, the limiting structure 2-2 limits the lowest moving position of the lower pressing plate 2-3, the base plate 2-2-1 of the limiting structure 2-2 has a buffering effect on the lower pressing plate 2-3, and meanwhile, when the device stops working, the phenomenon that the lower pressing hydraulic cylinder 2-7 does not have acting force is avoided, and the lower pressing plate 2-3 is pressed downwards to damage the universal joint clamping device 3 is avoided. The limiting structure 2-2 and the clamping pressing mechanism are arranged in a plane, and the limiting structure 2-2 is positioned right below the pressing plate 2-3. The limiting structure 2-2 effectively prevents the transmission shaft from moving and being excessively pressed down, avoids damage to the universal joint, and prevents the clamping pressing mechanism of the transmission shaft pressing device 2 from moving excessively to damage other mechanisms when the pressing hydraulic cylinder 2-7 does not have acting force.
Referring to fig. 8, the universal joint clamping device 3 of the present embodiment includes a universal joint base 3-1, a universal joint mounting seat 3-2, and two fixing clamping mechanisms 3-3 disposed on two sides of the universal joint, the universal joint base 3-1 is fixedly connected to the frame 1 through an annular hole, referring to fig. 9, the bottom of the universal joint base 3-1 is provided with an annular hole for facilitating positioning of the position of the universal joint; the universal joint mounting seat 3-2 is detachably inserted on the universal joint base 3-1, the universal joint mounting seat 3-2 is used for sleeving a universal joint, and the shape of the outer wall of the universal joint mounting seat 3-2 is matched with the inner hole wall of the universal joint. The two fixed clamping mechanisms 3-3 are fixedly connected to the frame 1 and are used for clamping universal joints sleeved on the universal joint mounting seats 3-2. The universal joint mounting seat 3-2 of the embodiment can be replaced according to different types of universal joints, and the annular holes of the universal joint base 3-1 are formed to facilitate the installation and the adjustment of the position of the universal joint when the universal joint base is replaced, so that the universal joint and the axle center of the transmission shaft are positioned on the same straight line.
Referring to fig. 8, two fixed clamping mechanisms 3-3 are oppositely arranged, referring to fig. 10, the fixed clamping mechanisms 3-3 comprise a hydraulic cylinder mounting seat 3-3-1, a first hydraulic cylinder 3-3-2, a clamping head 3-3-4, a movable piston rod 3-3-5, a sleeve 3-3-3 and a sleeve base 3-3-10, the hydraulic cylinder mounting seat 3-3-1 and the sleeve base 3-3-10 are fixedly connected on a frame 1 and positioned on the same horizontal line, a first hydraulic cylinder 3-3-2 is fixedly connected on the hydraulic cylinder mounting seat 3-3-1, a sleeve 3-3-3 is fixedly connected on the sleeve base 3-3-10, the sleeve 3-3 is sleeved outside a movable piston rod 3-3-5 and can slide in the sleeve 3-3-3, the tail end of the piston rod of the first hydraulic cylinder 3-2 is connected with one end of the movable piston rod 3-3-5 through a nut, and the other end of the movable piston rod 3-3-5 is connected with a universal joint 3-4 through the clamping head 3-4. The sleeve 3-3-3 of this embodiment is sleeved on the moving piston rod 3-3-5. The universal joint is sleeved on the universal joint mounting seat 3-2, one fixed clamping mechanism 3-3 moves to a proper position through the first hydraulic cylinder 3-3-2, the universal joint is leaned against the clamping head 3-3-4, the other clamping head 3-3-4 moves under the driving action of the other first hydraulic cylinder 3-3-2, the universal joint is clamped, and the universal joint is firmly fixed by the fixed clamping mechanism 3-3. The transmission shaft pressing device 2 presses the transmission shaft into the universal joint until the depth of the transmission shaft inserted into the universal joint meets a set value, and then the pressing state is maintained.
Referring to fig. 11, a bar-shaped oil guiding groove 3-3-6 is formed in the upper portion of the movable piston rod 3-3-5, a bar-shaped guiding block 3-3-7 is arranged in the lower portion of the movable piston rod 3-5, referring to fig. 12, a bar-shaped guiding groove 3-3-9 is formed in the lower surface of the interior of the sleeve 3-3, the movable piston rod 3-3-5 penetrates through the interior of the sleeve 3-3 and is in clearance fit with the sleeve 3-3, the bar-shaped guiding block 3-3-7 of the movable piston rod 3-5 is embedded in the bar-shaped guiding groove 3-3-9 and can slide in the bar-shaped guiding groove 3-3-9, an openable and closable oil filler neck 3-3-8 is formed in the upper portion of the sleeve 3-3-3, the oil filler neck 3-3-8 is located right above the bar-3-6, and the oil filler neck 3-3-8 is closed through a nut without a center hole in threaded connection and through the nut. The arrangement of the oil filling nozzle 3-3-8 and the strip-shaped oil guide groove 3-3-6 of the embodiment realizes lubrication of the movable piston rod 3-3-5, prolongs the service life of the mechanism and reduces friction. The bar-shaped guide groove 3-3-9 and the bar-shaped guide block 3-3-7 improve the moving stability and accuracy of the moving piston rod 3-3-5.
Referring to fig. 20, the punching and pin pressing device 5 of the present embodiment includes a first drilling machine, a second drilling machine, a first base 5-1, a second base 5-4, a first cylinder 5-8, a second cylinder 5-12, and a pin pressing mechanism 5-7, wherein the first base 5-1 and the second base 5-4 are respectively located at two sides of a universal joint base 3-1 of the universal joint clamping device 3 and are both fixedly connected to the frame 1. Referring to fig. 21 and 22, one side of the upper portion of the first base 5-1 is connected with two guide rails, a first moving plate 5-9 is connected above the guide rails through a sliding block, the other side of the upper portion of the first base 5-1 is connected with a first air cylinder 5-8, the first moving plate 5-9 is connected with the tail end of a piston rod of the first air cylinder 5-8 through a fixed block 5-10, and a first drilling machine is connected to the upper portion of the first moving plate 5-9. Referring to fig. 23, the second bases 5-4 are 2 and each have a guide rail connected to the upper portion thereof, and the guide rails are connected with a second moving plate 5-11 through a slide block, one side of the second moving plate 5-11 is provided with a second cylinder 5-12, the cylinder body of the second cylinder 5-12 is fixedly connected to the frame 1, the tail end of the cylinder rod of the second cylinder 5-12 is connected to the middle portion of the second moving plate 5-11, one side of the upper portion of the second moving plate 5-11 is connected with a second drilling machine, and the other side of the upper portion of the second moving plate 5-11 is connected with a pressing pin mechanism 5-7.
Referring to fig. 22, the first drilling machine includes a first drilling power head 5-2 and a first motor 5-3, the upper portion of the first moving plate 5-9 is fixedly connected with the first drilling power head 5-2, the first motor 5-3 is located above the first drilling power head 5-2, and the first motor 5-3 is used for driving a drill bit of the first drilling power head 5-2 to rotate through a belt.
Referring to fig. 23, the second drilling machine includes a second drilling power head 5-5 and a second motor 5-6, wherein one side of the upper portion of the second moving plate 5-11 is fixedly connected with the second drilling power head 5-5, the second motor 5-6 is located above the second drilling power head 5-5, and the second motor 5-6 is used for driving a drill bit of the second drilling power head 5-5 to rotate through a belt.
Referring to fig. 23, the pin pressing mechanism 5-7 includes a second hydraulic cylinder 5-7-1, an L-shaped connecting plate 5-7-2 and a pin pressing head 5-7-3, wherein the cylinder body of the second hydraulic cylinder 5-7-1 is connected with the upper portion of the second moving plate 5-11 through the L-shaped connecting plate 5-7-2, the cylinder rod of the second hydraulic cylinder 5-7-1 is connected with the pin pressing head 5-7-3 through a nut, and the second hydraulic cylinder 5-7-1 is used for driving the pin pressing head 5-7-3 to press pins.
Referring to fig. 20, the center of the drill bit of the first drilling power head 5-2 and the center of the drill bit of the second drilling power head 5-5 are on the same straight line and the straight line passes through the center of the universal joint mounting seat 3-2, but the first drilling power head 5-2 is far away from the universal joint mounting seat 3-2, and the first drilling machine needs to be pushed to approach the center position of the universal joint on the universal joint mounting seat 3-2, namely, move along the X-axis direction by using the first cylinder 5-8. The initial position of the second drilling power head 5-5 of the second drilling machine is closer to the universal joint mounting seat 3-2, and the distance can meet the requirement that the second drilling power head 5-5 performs the punching operation on the universal joint and the transmission shaft inside the universal joint. At this time, the first drilling machine and the second drilling machine simultaneously punch the universal joint on the universal joint mounting seat 3-2 and the transmission shaft inside, the first drilling machine and the second drilling machine realize bidirectional punching, the punching efficiency is high, deviation can not be generated, and the matching precision is high. The advantage of the first drilling power head 5-2 of this embodiment that is farther from the joint mount 3-2 than the original is that it is convenient to mount the joint on the joint mount 3-2. After the punching is finished, the first cylinder 5-8 drives the first drilling power head 5-2 to reset, and the second cylinder 5-12 drives the second moving plate 5-11 to move in the Y-axis direction, so that the pin pressing head 5-7-3 of the pin pressing mechanism 5-7 on the second moving plate 5-11 moves to the position where the universal joint and the transmission shaft on the universal joint mounting seat 3-2 are punched.
Referring to fig. 13 to 19, the pin feeding device 4 comprises a vibration disc 4-1, a guide groove 4-2, a rodless cylinder 4-3, a movable positioning block 4-4, a graduated scale 4-5 and a pin feeding moving mechanism 4-6, wherein the vibration disc 4-1 is positioned at one side of the frame 1, an outlet of the vibration disc 4-1 is communicated with one end of the guide groove 4-2, referring to fig. 14, fixed baffles at two ends of the rodless cylinder 4-3 are connected to a third base 4-7, the third base 4-7 is connected to the frame 1, the rodless cylinder 4-3 is positioned at one side of the universal joint clamping device 3, the guide rod of the rodless cylinder 4-3 is connected with the movable positioning block 4-4, one side of the rodless cylinder 4-3 is provided with the graduated scale 4-5, the graduated scale 4-5 can be fixed at the side of the fixed baffles at two ends of the rodless cylinder 4-3, the feeding moving mechanism 4-6 comprises a pin 4-6-1, a carrier block 4-6 and a moving block 4-6 are connected to one side of the guide groove 4-6, the other end of the guide groove 4-6 is positioned at one side of the guide groove 4-6 and the guide groove 4-6 is connected to the other end of the guide groove 4-3 at the guide groove 1, the guide groove 4-6 is positioned at one side of the guide groove 4-6 and the guide groove 1, referring to fig. 18, a scale indicating arrow 4-4-2 is connected to the side of the moving positioning block 4-4, the scale indicating arrow 4-4-2 points to a scale 4-5 on one side of the rodless cylinder 4-3, and a moving slide block of the rodless cylinder 4-3 can slide on a guide rod, so that the moving slide block pushes the carrier pin block 4-6-3 to a punching position on a universal joint of the universal joint clamping device 3 through the moving block 4-6-2.
The upper part of the movable positioning block 4-4 is provided with an elastic nut 4-4-1, one side of the movable positioning block 4-4 is provided with a scale indication arrow 4-4-2, and the scale indication arrow 4-4-2 refers to a scale 4-5 on one side of the rodless cylinder 4-3. Adjusting an elastic nut 4-4-1 at the upper part of the movable positioning block 4-4, and according to the position of the pin, referring to the scale indication arrow 4-4-2 and the graduated scale to fix the movable positioning block 4-4 at a proper position, and screwing the elastic nut 4-4-1; the vibration plate 4-1 sends the pin to the upper part of the pin carrying block 4-6-3 through the guide groove 4-2, and the pin carrying block 4-6-3 moves to a proper position under the action of the moving block 4-6-2 and the rodless cylinder 4-3 to position the pin to one side of the hole.
Referring to fig. 23, the pin pressing mechanism 5-7 includes a second hydraulic cylinder 5-7-1, an L-shaped connecting plate 5-7-2 and a pin pressing head 5-7-3, and when the pin is positioned to one side of the hole, the pin pressing head 5-7-3 presses the pin on the pin carrying block 4-6-3 into the universal joint and the transmission shaft hole under the driving action of the second hydraulic cylinder 5-7-1. And (5) finishing the pin pressing, and resetting all mechanisms.
The universal joint is applicable to universal joints and transmission shafts of different models and sizes, when the sizes of the transmission shafts are changed, only the lower pressing rod 2-4, the transmission shaft positioning block 2-5-2 and the transmission shaft clamping block 2-6-3 are required to be replaced, and when the sizes of the universal joints are changed, only the universal joint mounting seat 3-2 is required to be replaced, and the working principle of the embodiment is as follows: according to the model of the universal joint and the transmission shaft, the matched pressing rod 2-4, the transmission shaft positioning block 2-5-2, the transmission shaft clamping block 2-6-3 and the universal joint mounting seat 3-2 are selected, and the matched pressing rod 2-4, the transmission shaft positioning block 2-5-2, the transmission shaft clamping block 2-6-3 and the universal joint mounting seat 3-2 are replaced on the semi-automatic pin pressing machine of the embodiment, and the universal joint mounting seat 3-2 is movably spliced with the universal joint base 3-1, so that the replacement is convenient. When the universal joint is used, the universal joint is manually sleeved on the universal joint mounting seat 3-2, then the clamping head 3-3-4 of one fixed clamping mechanism 3-3 is moved to a proper position through the first hydraulic cylinder 3-3-2, the universal joint is leaned against the clamping head 3-3-4, the clamping head 3-3-4 of the other fixed clamping mechanism 3-3 is moved under the driving action of the other first hydraulic cylinder 3-3-2, the universal joint is clamped, and the universal joint is firmly clamped by the two fixed clamping mechanisms 3-3. The transmission shaft is vertically placed in a positioning groove 2-5-3 of a transmission shaft positioning block 2-5-2, so that the top end of the transmission shaft is contacted with the bottom of a pressing rod 2-4, and a magnet in the transmission shaft positioning block 2-5-2 attracts and fixes the transmission shaft. The clamping cylinder 2-6-1 drives the transmission shaft clamping block 2-6-3 to clamp the transmission shaft; the pressing hydraulic cylinder 2-7 drives the pressing plate 2-3 to move downwards along the Z-axis direction, so that the transmission shaft is driven to move downwards, the pressing rod 2-4 also presses the transmission shaft, the axes of the pressing rod 2-4, the transmission shaft and the universal joint are on the same straight line, and the transmission shaft moves along with the pressing plate 2-3, so that the transmission shaft is pressed down into the universal joint clamped by the fixed clamping mechanism 3-3 until the depth of the transmission shaft inserted into the universal joint meets a set value, and the transmission shaft pressing device 2 stops acting to keep a pressing state. The first air cylinder 5-8 of the punching pin pressing device 5 pushes the first drilling machine to approach the center position of the universal joint on the universal joint mounting seat 3-2, after the first drilling machine and the second drilling machine reach the preset position, the first drilling machine and the second drilling machine simultaneously punch the universal joint on the universal joint mounting seat 3-2 and the transmission shaft inside, after the punching is finished, the first air cylinder 5-8 drives the first drilling power head 5-2 to reset along the X-axis direction, and the second air cylinder 5-12 drives the second movable plate 5-11 to move along the Y-axis direction, so that the pin pressing head 5-7-3 of the pin pressing mechanism 5-7 on the second movable plate 5-11 moves to the position punched by the universal joint and the transmission shaft on the universal joint mounting seat 3-2. The vibration plate 4-1 sends the pin to the upper part of the pin carrying block 4-6-3 through the guide groove 4-2, and the pin carrying block 4-6-3 moves to a proper position under the action of the moving block 4-6-2 and the rodless cylinder 4-3 to position the pin to one side of the hole. The pin pressing head 5-7-3 of the pin pressing mechanism 5-7 is driven by the second hydraulic cylinder 5-7-1 to press pins, and the pins in the pin carrying block 4-6-3 are pressed into the universal joint and the transmission shaft hole. And (5) finishing the pin pressing, and resetting all mechanisms.
All hydraulic cylinders and working control modes of the cylinders in the embodiment all adopt the prior art, and the working principles of the first drilling machine and the second drilling machine all adopt the prior art. The first drilling machine, the second drilling machine, the vibration disc 4-1 and the like are connected with an external power supply, and are powered by the external power supply.
The embodiment is simple and convenient to operate, the requirement on staff in the operation process is low, the automation degree is high, the working efficiency is improved, the labor cost is reduced, the transmission shaft and the universal joint are simultaneously perforated in two directions, deviation cannot be generated, the matching precision is high, the pin pressing is convenient, the connection quality between the transmission shaft and the universal joint is improved, the connection firmness is stronger, and the service life of a product is prolonged.
The scope of the present invention includes, but is not limited to, the above embodiments, and any alterations, modifications, and improvements made by those skilled in the art are intended to fall within the scope of the invention.
Claims (1)
1. A semi-automatic pin press which is characterized in that: the universal joint punching device comprises a frame (1), a transmission shaft pressing device (2), a universal joint clamping device (3), a pin conveying device (4) and a punching pin pressing device (5), wherein the transmission shaft pressing device (2), the universal joint clamping device (3), the pin conveying device (4) and the punching pin pressing device (5) are all fixed on the frame (1), the universal joint clamping device (3) is used for clamping a universal joint, the transmission shaft pressing device (2) is used for clamping and pressing the transmission shaft into the universal joint clamped by the universal joint clamping device (3), the pin conveying device (4) is used for conveying a pin to the universal joint of the universal joint clamping device (3), and the punching pin pressing device (5) is used for punching the universal joint and a transmission shaft in the universal joint and pressing the pin into a hole of the transmission shaft in the universal joint and the transmission shaft in the universal joint;
the transmission shaft pressing device (2) comprises a clamping pressing mechanism and a vertical frame (2-1), the clamping pressing mechanism comprises a pressing plate (2-3), a pressing rod (2-4), a positioning mechanism (2-5), a clamping mechanism (2-6) and a pressing hydraulic cylinder (2-7), the bottom of the vertical frame (2-1) is fixedly connected to the frame (1), the top end of the vertical frame (2-1) is connected with the pressing hydraulic cylinder (2-7), the tail end of a hydraulic rod of the pressing hydraulic cylinder (2-7) is connected with a lifting guide block (2-3-1) on the rear side wall of the pressing plate (2-3), the rear side wall of the pressing plate (2-3) is connected with the front side wall of the vertical frame (2-1) through a guide rail (2-9) and a sliding block (2-8), the connecting plate (2-3-2) on the top of the front side wall of the pressing plate (2-3) is connected with the pressing rod (2-4), the front side wall of the pressing plate (2-3) is connected with the positioning mechanism (2-5) and the pressing mechanism (2-4) which are positioned on the front side wall of the pressing plate (2-3) and the pressing mechanism (2-1), the positioning mechanism (2-5) is used for being fixed with the transmission shaft through a magnet, the clamping mechanism (2-6) is used for clamping the transmission shaft, the top end of the transmission shaft is in contact with the bottom end of the lower pressure rod (2-4), and the axes of the universal joint clamped by the lower pressure rod (2-4), the transmission shaft and the universal joint clamping device (3) are on the same straight line;
the transmission shaft pushing device (2) further comprises a limiting structure (2-2), the limiting structure (2-2) comprises a limiting rod mounting seat (2-2-3), a limiting rod (2-2-2) and a base plate (2-2-1), the limiting rod mounting seat (2-2-3) is fixedly connected to the vertical frame (2-1) through bolts, the bottom of the limiting rod (2-2) is in threaded connection with a thread groove of the limiting rod mounting seat (2-2-3), the base plate (2-2-1) is fixedly connected to the top of the limiting rod (2-2), and the limiting structure (2-2) is located under the lower pressing plate (2-3) and used for limiting the downward movement stroke of the lower pressing plate (2-3);
the positioning mechanism (2-5) comprises 2 positioning block mounting seats (2-5-1) and transmission shaft positioning blocks (2-5-2), the positioning block mounting seats (2-5-1) are connected with the front side wall of the lower pressing plate (2-3), the transmission shaft positioning blocks (2-5-2) are detachably connected to the positioning block mounting seats (2-5-1), positioning grooves (2-5-3) matched with the shape of the outer wall of the transmission shaft are formed in the outer side faces of the transmission shaft positioning blocks (2-5-2), and magnets used for being attracted with the transmission shaft are arranged in the transmission shaft positioning blocks (2-5-2);
the clamping mechanisms (2-6) are respectively positioned below the 2 positioning mechanisms (2-5), the clamping mechanisms (2-6) comprise clamping cylinders (2-6-1), 2 clamping block mounting seats (2-6-2) and 2 transmission shaft clamping blocks (2-6-3), a cylinder body of each clamping cylinder (2-6-1) is connected with the front side wall of each lower pressing plate (2-3) through screws, two ends of each clamping cylinder (2-6-1) are respectively connected with the corresponding clamping block mounting seat (2-6-2), the transmission shaft clamping blocks (2-6-3) are arranged on the corresponding clamping block mounting seats (2-6-2), clamping grooves matched with the outer wall shapes of the transmission shafts are formed in clamping surfaces of the transmission shaft clamping blocks (2-6-3), and the clamping cylinders (2-6-1) are used for driving the transmission shaft clamping blocks (2-6-3) to clamp the transmission shafts fixed by the positioning mechanisms (2-5) through the corresponding clamping block mounting seats (2-6-2);
the universal joint clamping device (3) comprises a universal joint base (3-1), a universal joint mounting seat (3-2) and two fixed clamping mechanisms (3-3) arranged on two sides of the universal joint, wherein annular holes are formed in the universal joint base (3-1) and are fixedly connected to the frame (1) through the annular holes, the universal joint mounting seat (3-2) is detachably inserted into the universal joint base (3-1), the universal joint mounting seat (3-2) is used for sleeving a universal joint, and the two fixed clamping mechanisms (3-3) are fixedly connected to the frame (1) and are used for clamping the universal joint sleeved by the universal joint mounting seat (3-2);
the two fixed clamping mechanisms (3-3) are oppositely arranged, the fixed clamping mechanisms (3-3) comprise a hydraulic cylinder mounting seat (3-3-1), a first hydraulic cylinder (3-3-2), a clamping head (3-3-4), a movable piston rod (3-3-5), a sleeve (3-3-3) and a sleeve base (3-3-10), the hydraulic cylinder mounting seat (3-3-1) and the sleeve base (3-3-10) are fixedly connected to a frame (1) and positioned on the same horizontal line, a first hydraulic cylinder (3-3-2) is fixedly connected to the hydraulic cylinder mounting seat (3-3-1), a sleeve (3-3-3) is fixedly connected to the sleeve base (3-3-10), the sleeve (3-3-3) is sleeved outside the movable piston rod (3-3-5) and the movable piston rod (3-3-5) can slide in the sleeve (3-3-3), one end of the movable piston rod (3-3-5) is connected to the movable piston rod (3-3-5), the other end of the movable piston rod (3-3-5) is connected with a clamping head (3-3-4) for clamping the universal joint;
the upper part of the movable piston rod (3-3-5) is provided with a strip-shaped oil guide groove (3-3-6), the lower part of the movable piston rod is provided with a strip-shaped guide block (3-3-7), the lower surface of the inside of the sleeve (3-3-3) is provided with a strip-shaped guide groove (3-3-9), the movable piston rod (3-3-5) penetrates through the inside of the sleeve (3-3) and is in clearance fit with the sleeve (3-3-3), the strip-shaped guide block (3-3-7) of the movable piston rod (3-3-5) is embedded in the strip-shaped guide groove (3-3-9) and can slide in the strip-shaped guide groove (3-3-9), the upper part of the sleeve (3-3-3) is provided with an openable oil injection nozzle (3-3-8), and the oil injection nozzle (3-3-8) is positioned right above the strip-shaped oil guide groove (3-3-6);
the punching pin pressing device (5) comprises a first drilling machine, a second drilling machine, a first base (5-1), a second base (5-4), a first air cylinder (5-8), a second air cylinder (5-12) and a pin pressing mechanism (5-7), wherein the first base (5-1) and the second base (5-4) are respectively positioned at two sides of a universal joint base (3-1) of the universal joint clamping device (3) and are fixedly connected to the frame (1), one side of the upper part of the first base (5-1) is connected with two guide rails, the upper part of the guide rails is connected with a first moving plate (5-9) through a sliding block, the other side of the upper part of the first base (5-1) is connected with the first air cylinder (5-8), the tail ends of piston rods of the first moving plate (5-9) and the first air cylinder (5-8) are connected through a fixed block (5-10), the upper part of the first moving plate (5-9) is connected with the first drilling machine, the upper part of the second base (5-4) is connected with the second air cylinder (5-11) through a fixed block (5-10), the upper part of the second base (5-4) is connected with the second air cylinder (5-12) through the sliding block (5-12), the tail end of a cylinder rod of the second cylinder (5-12) is connected with a second movable plate (5-11), one side of the upper part of the second movable plate (5-11) is connected with a second drilling machine, and the other side of the upper part of the second movable plate (5-11) is connected with a pin pressing mechanism (5-7);
the first drilling machine comprises a first drilling power head (5-2) and a first motor (5-3), the upper part of the first moving plate (5-9) is fixedly connected with the first drilling power head (5-2), the first motor (5-3) is positioned above the first drilling power head (5-2), and the first motor (5-3) is used for driving a drill bit of the first drilling power head (5-2) to rotate through a belt;
the second drilling machine comprises a second drilling power head (5-5) and a second motor (5-6), one side of the upper part of the second moving plate (5-11) is fixedly connected with the second drilling power head (5-5), the second motor (5-6) is positioned above the second drilling power head (5-5), and the second motor (5-6) is used for driving a drill bit of the second drilling power head (5-5) to rotate through a belt;
the pin pressing mechanism (5-7) comprises a second hydraulic cylinder (5-7-1), an L-shaped connecting plate (5-7-2) and a pin pressing head (5-7-3), wherein a cylinder body of the second hydraulic cylinder (5-7-1) is connected with the upper part of a second movable plate (5-11) through the L-shaped connecting plate (5-7-2), a cylinder rod of the second hydraulic cylinder (5-7-1) is connected with the pin pressing head (5-7-3), and the second hydraulic cylinder (5-7-1) is used for driving the pin pressing head (5-7-3) to press pins;
the pin feeding device (4) comprises a vibration disc (4-1), a guide groove (4-2), a rodless cylinder (4-3) and a movable positioning block (4-4), wherein the vibration disc (4-1) is positioned on one side of the frame (1), an outlet of the vibration disc (4-1) is communicated with one end of the guide groove (4-2), the rodless cylinder (4-3) is connected to the frame (1) through a third base (4-7), the rodless cylinder (4-3) is positioned on one side of the universal joint clamping device (3), a movable positioning block (4-4) is connected to a guide rod of the rodless cylinder (4-3), one side of the rodless cylinder (4-3) is provided with a graduated scale (4-5), the pin feeding moving mechanism (4-6) comprises a pin baffle plate (4-6-1), a pin carrying block (4-6-3) and a moving block (4-6-2), the rodless cylinder (4-3) is connected to one side of the moving block (4-3), the square block (4-6-2) is arranged in the moving block (4-6-2), one end of the square block (4-3) is connected to the square block (4-6-2), one side of the carrying pin block (4-6-3) is provided with a pin baffle plate (4-6-1), the bottom of the pin baffle plate (4-6-1) is fixedly connected to the frame (1), the other end of the guide groove (4-2) is communicated with the carrying pin block (4-6-3) at the initial position, the side face of the movable positioning block (4-4) is connected with a scale indicating arrow (4-4-2), the scale indicating arrow (4-4-2) points to a scale (4-5) on one side of the rodless cylinder (4-3), and the rodless cylinder (4-3) is used for pushing the carrying pin block (4-6-3) to a punching position on a universal joint of the universal joint clamping device (3) through the movable block (4-6-2).
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| CN201811512831.1A CN109304622B (en) | 2018-12-11 | 2018-12-11 | Semi-automatic pin pressing machine |
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| CN201811512831.1A CN109304622B (en) | 2018-12-11 | 2018-12-11 | Semi-automatic pin pressing machine |
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| CN109304622B true CN109304622B (en) | 2023-11-10 |
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| CN110480057B (en) * | 2019-08-15 | 2020-12-18 | 台州动林汽车空调压缩机有限公司 | Automatic drilling and pin pressing equipment for plunger pump swash plate |
| CN112122910B (en) * | 2020-10-27 | 2022-02-22 | 江苏天南电力股份有限公司 | Positioning pin press-fitting process for forging spacer wire clamp |
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| CN112593872B (en) * | 2020-12-20 | 2023-04-21 | 冀凯河北机电科技有限公司 | Full-automatic pin mounting mechanism of plug-in type spiral drill rod |
| CN113001181B (en) * | 2021-02-27 | 2022-05-31 | 山东凯帝斯工业***有限公司 | Device and method for centering, punching and pin pressing of torsion bar of input shaft of automobile steering gear |
| CN113909523B (en) * | 2021-10-09 | 2024-02-02 | 天津中和聚星科技有限公司 | Full-automatic punching and head-assembling integrated machine for chicken raising square pipe assembly line |
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| CN204621547U (en) * | 2015-05-11 | 2015-09-09 | 西安华毅自动化设备有限公司 | A kind of automatic punching pad equipment |
| CN206779886U (en) * | 2017-05-31 | 2017-12-22 | 宁波考比锐特汽车科技有限公司 | Input shaft drilling pin pressing machine |
| CN206855004U (en) * | 2017-04-27 | 2018-01-09 | 诺万五金制造（上海）有限公司 | A kind of handle Burr Plug welds compounding machine |
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| KR860008053U (en) * | 1984-12-18 | 1986-07-21 | 홍성남 | Universal joint |
| CN104354007A (en) * | 2014-11-05 | 2015-02-18 | 郑州市嵩阳煤机制造有限公司 | Circular tube drilling and pin pressing machine tool |
| CN204277468U (en) * | 2014-11-05 | 2015-04-22 | 郑州市嵩阳煤机制造有限公司 | Pipe boring pad lathe |
| CN204621547U (en) * | 2015-05-11 | 2015-09-09 | 西安华毅自动化设备有限公司 | A kind of automatic punching pad equipment |
| CN206855004U (en) * | 2017-04-27 | 2018-01-09 | 诺万五金制造（上海）有限公司 | A kind of handle Burr Plug welds compounding machine |
| CN206779886U (en) * | 2017-05-31 | 2017-12-22 | 宁波考比锐特汽车科技有限公司 | Input shaft drilling pin pressing machine |
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| CN109304622A (en) | 2019-02-05 |
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