A kind of punching pressing method for semi-automatic pin pressing machine
Technical field
The invention belongs to technical fields of mechanical processing, and in particular to one kind is for carrying out punching pressing to Cardan shaft
Semi-automatic pin pressing machine punching pressing method.
Background technique
With manufacturing development, the application of universal joint is more and more wider.Universal joint, that is, universal joint is to realize that varied angle is dynamic
The parts of power transmitting, for needing to change the position of transmission axis direction.Connection between existing universal joint and transmission shaft, it is more
Using the method for separate machined, transmission shaft and universal joint are punched respectively, work more demanding to the operating technology of worker
Low efficiency, and universal joint is easy to produce deviation with transmission shaft in separating drill process, pressing is inconvenient, and production is directly affected when serious
The quality of product.
Summary of the invention
It is a kind of for semi-automatic pressure the technical problem to be solved by the present invention is to provide in view of the above shortcomings of the prior art
The punching pressing method of pin machine, this punching pressing method for being used for semi-automatic pin pressing machine collect the functions such as pushing, punching, pressing in one
Body, this method high production efficiency is easy to operate, and punching pressing precision is high, is connected firmly between universal joint and transmission shaft.
To realize the above-mentioned technical purpose, the technical scheme adopted by the invention is as follows:
A kind of punching pressing method for semi-automatic pin pressing machine, using semi-automatic pin pressing machine, the semi-automatic pin pressing machine includes
Rack, universal joint clamping device, send pin assembly and punching pressure pin device at transmission shaft hold-down devices, transmission shaft hold-down devices, universal
Section clamping device send pin assembly and punching pressure pin device to be each attached in rack;
The transmission shaft hold-down devices include clamping press mechanism and Vertical Rack, clamp press mechanism include lower platen, under
Compression bar, positioning mechanism, clamp system and lower pressure cylinder, Vertical Rack are fixedly connected on the rack, and the top of Vertical Rack connects
It is connected to lower pressure cylinder, the hydraulic stem end of lower pressure cylinder is connect with the lifting guide pad on lower platen rear wall, lower platen
Rear wall and Vertical Rack front side wall between be slidably connected, lower platen front side wall top side detachable is connected with down-pressed pole,
The front side wall of lower platen is connected with positioning mechanism and clamp system and positioning mechanism and clamp system are respectively positioned on the down-pressed pole
Lower section;Positioning mechanism includes locating piece mounting base and transmission shaft locating piece, and the front side wall of locating piece mounting base and lower platen connects,
Transmission shaft locating piece is removably connected in locating piece mounting base, the lateral surface of transmission shaft locating piece is equipped with and transmission shaft outer wall
The compatible locating slot of shape, transmission shaft locating piece are built-in with for the magnetite attracting with transmission shaft;Clamp system is located at positioning
Below mechanism, clamp system includes clamping cylinder, 2 gripping block mounting bases and 2 transmission shaft gripping blocks, the cylinder body of clamping cylinder
It is connect with the front side wall of lower platen, the both ends of clamping cylinder are respectively connected with gripping block mounting base, are placed in gripping block mounting base
Transmission shaft gripping block;
Universal joint clamping device includes gimbal base, universal joint mounting base and two of universal joint two sides are arranged in fix to clamp
Mechanism, gimbal base are fixedly connected on the rack, and universal joint mounting base is removably plugged in gimbal base, two institutes
It states and fixes to clamp mechanism and be fixedly connected on the rack and be oppositely arranged;
Punching pressure pin device includes the first drilling machine, the second drilling machine, the first pedestal, the second pedestal, the first cylinder, the second cylinder
With pressing mechanism, the first pedestal and the second pedestal are located at two sides of the gimbal base of universal joint clamping device and fixed
On the rack, the first pedestal top shoe is connected with the first drilling machine for connection, and the first cylinder, the first drilling are connected on the first pedestal
Machine is connect with the piston-rod end of the first cylinder;Second pedestal top shoe is connected with the second movable plate, the side of the second movable plate
Cylinder body equipped with the second cylinder and the second cylinder is fixedly connected on the rack, the cylinder rod end of the second cylinder and the second movable plate
Connection, the top side of second movable plate are connected with the second drilling machine, and the top other side of the second movable plate is connected with pressure
Pin mechanism;
The center of the bit central of first drilling machine, the bit central of the second drilling machine and universal joint mounting base is in same straight line
On;
Sending pin assembly includes vibrating disc, deflector chute, rodless cylinder and Song Xiao mobile mechanism, and vibrating disc is located at rack side, vibration
The outlet of disk is connected with one end of deflector chute, and rodless cylinder is connected on the rack by third pedestal and rodless cylinder is positioned at universal
The side of clamping device is saved, feeding mobile mechanism includes carrying pin block and movable block, is connected with shifting on the mobile sliding block of rodless cylinder
Motion block, one end of movable block offer square groove, carry pin block and are located in square groove, the other end of deflector chute and the load of initial position
Pin block conducting,;
The punching pressing method includes:
(a) according to selection universal joint and drive shaft model, select match with transmission shaft down-pressed pole, transmission shaft locating piece and
Transmission shaft gripping block selects the universal joint mounting base to match with universal joint;
(b) down-pressed pole is mounted at the top of lower platen front side wall, transmission shaft locating piece is mounted in locating piece mounting base, will be passed
Moving axis gripping block is placed in gripping block mounting base, and universal joint mounting base is mounted in gimbal base;
(c) universal joint clamping device acts: manually universal joint to be processed being socketed in universal joint mounting base, a fixing clamp
Tight clamping head within the organization is moved to universal joint side under the induced effect of first hydraulic cylinder, and universal joint side is rested on folder
On tight head, another fixes to clamp clamping head within the organization and moves under the induced effect of first hydraulic cylinder to universal joint, and two
Mechanism collective effect is fixed to clamp to clamp universal joint;
(d) transmission shaft hold-down devices act: transmission shaft to be processed is manually placed on to the locating slot of transmission shaft locating piece vertically
Interior and transmission shaft upper end is contacted with the bottom surface of down-pressed pole, and clamping cylinder drives transmission shaft gripping block that will be driven axis clamping, lower hydraulic fluid
Cylinder pressure drives lower platen to move down, and transmission shaft moves downwardly together with lower platen, the axis of down-pressed pole, transmission shaft and universal joint
The heart is on same straight line, and transmission shaft is mobile to be pressed into universal joint with lower platen, and clamping cylinder unclamps transmission shaft, transmission
Axis hold-down devices stopping movement, keeps pressed status;
(e) punching pressure pin device movement: the first cylinder drives the first drilling machine on the first pedestal to the direction where universal joint
Mobile, after being moved to predeterminated position, the first drilling machine and the second drilling machine are worked at the same time, and are punched to universal joint and drive shaft
Operation, until running through, punching terminates, and the first cylinder resets;
(f) send pin assembly to act: pin is delivered to by deflector chute and is carried on pin block, rodless cylinder passes through movement by vibrating disc vibration
Block is mobile to the side in hole with dynamic load pin block;
(g) punching pressure pin device movement: the second cylinder drives the second movable plate mobile, and the second movable plate is by the pressing of pressing mechanism
Head is delivered to the side for carrying pin block, guarantees pressing head, carries pin in pin block and hole is on same horizontal line, and the of pressing mechanism
Two hydraulic cylinders drive pressing head mobile to the direction in hole, and the pin carried in pin block is pressed into hole, and pressing is completed, and the of pressing mechanism
Two hydraulic cylinders, the second cylinder, rodless cylinder, lower pressure cylinder, the first hydraulic cylinder reset for fixing to clamp mechanism.
The front side wall of technical solution as a further improvement of that present invention, the rear wall of the lower platen and Vertical Rack it
Between be slidably connected by guide rail and sliding block, the connecting plate at the top of the lower platen front side wall is threaded with down-pressed pole.
Technical solution as a further improvement of that present invention, the positioning mechanism have 2, and clamp system has 2, and one fixed
Position mechanism, a clamp system, another positioning mechanism and another clamp system successively pass through spiral shell with lower platen under upper
Nail connection;The clamping face of the transmission shaft gripping block of the clamp system is equipped with clamping slot compatible with transmission shaft outer wall shape.
Technical solution as a further improvement of that present invention, the transmission shaft hold-down devices further include position limiting structure, described
Position limiting structure includes gag lever post mounting base, gag lever post and backing plate, and the gag lever post mounting base is bolted to connection in pedestal
On, the bottom of the gag lever post is threadedly coupled with the thread groove of gag lever post mounting base, and the backing plate is fixedly connected on the limit
The top of bar, the position limiting structure are located at the underface of the lower platen and move down stroke for limit lower platen.
Technical solution as a further improvement of that present invention, the mechanism that fixes to clamp includes hydraulic cylinder mounting base, first
Hydraulic cylinder, clamping head, mobile piston rod, sleeve and sleeve pedestal, the hydraulic cylinder mounting base and sleeve pedestal are fixedly connected with
On the rack and it is located in same horizontal line, first hydraulic cylinder, the sleeve bottom is fixedly connected in the hydraulic cylinder mounting base
Sleeve is fixedly connected on seat, the sleeve is socketed in the outside of mobile piston rod and mobile piston rod can be slided in the sleeve
Dynamic, the piston-rod end of the first hydraulic cylinder is connect with one end of the mobile piston rod, the mobile piston rod it is another
End is connected with the clamping head for clamping universal joint.
The top of technical solution as a further improvement of that present invention, the mobile piston rod offers bar shaped oil guide groove,
Lower part is equipped with bar shaped guide pad, and the bottom inner surface of the sleeve is equipped with bar shaped guide groove, and the mobile piston rod is through set
The inside of cylinder and mobile piston rod and sleeve clearance fit, the bar shaped guide pad of the mobile piston rod are embedded in bar shaped guide groove
Interior and can slide in bar shaped guide groove, the top of the sleeve offers pump nozzle to be opened/closed and pump nozzle is located at the item
The surface of shape oil guide groove.
Technical solution as a further improvement of that present invention, the top side of first pedestal be connected with two guide rails and
First movement plate is connected with by sliding block above the guide rail, the top other side of first pedestal is connected with the first cylinder, institute
It states first movement plate to connect with the piston-rod end of the first cylinder by fixed block, first movement plate top is connected with first
Drilling machine;Second pedestal has 2 and top is respectively connected on guide rail and the guide rail and is connected with the second movable plate by sliding block.
Technical solution as a further improvement of that present invention, the pressing mechanism include second hydraulic cylinder, L-type connecting plate and
The cylinder body of pressing head, the second hydraulic cylinder is connect by L-type connecting plate with the top of the second movable plate, the second hydraulic cylinder
Cylinder rod connect with pressing head, the second hydraulic cylinder for drive pressing head carry out pressing.
Technical solution as a further improvement of that present invention, described to send pin assembly further include running fix block and graduated scale,
Running fix block is connected on the guide rod of the rodless cylinder, the side of the rodless cylinder is equipped with graduated scale, and the movement is fixed
The side of position block is connected with graduation indication arrow, and the graduation indication arrow is directed toward the graduated scale of the rodless cylinder side;Institute
Stating feeding mobile mechanism further includes pin baffle, and the pin baffle is located at the side for carrying pin block, and the bottom of the pin baffle is fixed to be connected
It connects on the rack.
The invention has the benefit that
(1) for the present invention by the way that manually universal joint is fixed in universal joint mounting base, universal joint clamping device consolidates universal joint
It is fixed, then transmission shaft is fixed in transmission shaft hold-down devices, it clamps press mechanism and fixes to clamp transmission shaft.Transmission shaft is clamping
By transmission shaft pressing into universal joint under the induced effect of press mechanism, then carry out punching and pressing.It repeats the above process.It beats
The operating process of hole pressing method is simple and convenient, and this method requires staff low, high degree of automation, improves work effect
Rate reduces cost of labor, carries out two-way punching simultaneously to transmission shaft and universal joint by the first drilling machine and the second drilling machine,
Deviation will not be generated, cooperation precision is high, and pressing is convenient, improves the quality of connection between transmission shaft and universal joint, the jail of connection
Solidity is stronger, extends the service life of product.
(2) transmission shaft of the invention can lean against vertically on transmission shaft locating piece, and transmission shaft top connects with down-pressed pole bottom end
Touching, guarantee the axle center of transmission shaft, down-pressed pole and universal joint on same straight line, convenient for by transmission shaft pressing into universal joint.Under
Compression bar, transmission shaft locating piece and transmission shaft gripping block can carry out mating replacement according to the difference of transmission shaft model, easily facilitate
Transmission shaft and universal joint to different model carry out punching pressing, are equipped with magnetite in the middle part of transmission shaft locating piece, transmission shaft is consolidated
It is fixed, artificial fixation is avoided, the safety of device is improved.
(3) position-limit mechanism of the invention effectively prevents the mobile pushing of transmission shaft excessively, avoids causing to damage to universal joint
It is bad, and avoid the movement when lower pressure cylinder is without active force of clamping press mechanism and excessively other mechanisms are damaged.
(4) universal joint mounting base of the invention can be replaced according to the difference of universal joint model.
(5) top of the mobile piston rod for fixing to clamp mechanism of the invention offers bar shaped oil guide groove, and upper cartridge is opened
Equipped with pump nozzle to be opened/closed, the setting of pump nozzle and bar shaped oil guide groove realizes the lubrication to mobile piston rod, improves mechanism
Service life, reduce friction.The bar shaped guide groove and bar shaped guide pad of sleeve improve the moving stability of mobile piston rod
And accuracy.
(6) the pin baffle for sending pin assembly of the invention effectively prevents vibrating disc and send that sells during pin to fall, and carries pin block
It can be replaced with the difference of the model according to pin.Running fix root tuber carries out under the reference of graduated scale according to the position for sending pin
It adjusts, guarantees the accuracy for sending pins position to set, improve the working efficiency for sending pin.
(7) the first drilling machine of the invention and the second drilling machine work at the same time, and the mode of two-way punching improves work effect
Rate saves time cost.Pressing head can be moved to suitable position in the induced effect of second hydraulic cylinder and accurately be pressed
Pin improves the accuracy rate of pressing, reduces resistance when pressing.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of transmission shaft hold-down devices of the invention.
Fig. 3 is the structure chart of the lower platen in Fig. 2.
Fig. 4 is the rearview of Fig. 2.
Fig. 5 is the structural schematic diagram of position limiting structure in Fig. 2.
Fig. 6 is the structural schematic diagram of positioning mechanism in Fig. 2.
Fig. 7 is the structural schematic diagram of clamp system in Fig. 2.
Fig. 8 is the structural schematic diagram of universal joint clamping device of the invention.
Fig. 9 is the structural schematic diagram of gimbal base and universal joint mounting base in Fig. 8.
Figure 10 is the structural schematic diagram that mechanism is fixed to clamp in Fig. 8.
Figure 11 is the partial schematic diagram in Figure 10.
Figure 12 is the tube-in-tube structure schematic diagram in Figure 10.
Figure 13 is the structural schematic diagram for sending pin assembly of the invention.
Figure 14 is the partial schematic diagram in Figure 13.
Figure 15 is the axonometric drawing of Figure 13.
Figure 16 is the structural schematic diagram of running fix block in Figure 14.
Figure 17 is the structural schematic diagram of the shelves pin plate in Figure 15.
Figure 18 is the structural schematic diagram of Figure 14 Zhong Songxiao mobile mechanism.
Figure 19 is the structural schematic diagram that pin block is carried in Figure 18.
Figure 20 is the structural schematic diagram of the punching pressure pin device in the present invention.
Figure 21 is the structural schematic diagram of the first drilling machine in Figure 20
Figure 22 is the shaft side figure of Figure 20
Figure 23 is the structural schematic diagram of Figure 20 middle press pin mechanism.
Specific embodiment
A specific embodiment of the invention is further illustrated below according to Fig. 1 to Figure 23:
Referring to Fig. 1, the present embodiment provides a kind of semi-automatic pin pressing machine, main part is formed including five parts: rack 1, transmission shaft
Hold-down devices 2, universal joint clamping device 3 send pin assembly 4 and punching pressure pin device 5.The transmission shaft hold-down devices 2, universal joint
Clamping device 3 send pin assembly 4 and punching pressure pin device 5 to be each attached in rack 1, and the universal joint clamping device 3 is for clamping
Universal joint, the transmission shaft hold-down devices 2 for will be driven axis clamping and press to universal joint clamping device 3 clamped it is universal
Described that pin assembly 4 is sent to be transported at the universal joint of universal joint clamping device 3 for that will sell in section, the punching pressure pin device 5 is used
It is punched and is pressed the pin into the hole of universal joint and its internal transmission shaft in universal joint and its internal transmission shaft.
Referring to fig. 2 to Fig. 7, the transmission shaft hold-down devices 2 include clamping press mechanism and Vertical Rack 2-1, are clamped
Press mechanism includes lower platen 2-3, down-pressed pole 2-4, positioning mechanism 2-5, clamp system 2-6 and lower pressure cylinder 2-7, described vertical
The bottom open frame 2-1 is fixedly connected in rack 1, and the structure of lower platen 2-3 is as shown in Figure 3.Referring to fig. 4, the Vertical Rack
Lower pressure cylinder 2-7, the hydraulic stem end of the lower pressure cylinder 2-7 and lower platen 2-3 has been bolted in the top of 2-1
Lifting guide pad 2-3-1 on rear wall is bolted, before the rear wall and Vertical Rack 2-1 of the lower platen 2-3
It is slidably connected between side wall by guide rail 2-9 and sliding block 2-8, the connecting plate 2-3-2 at the top of the lower platen 2-3 front side wall is logical
It crosses and is threaded with down-pressed pole 2-4, the front side wall of the lower platen 2-3 is connected with positioning mechanism 2-5 and clamp system 2-6 and determines
Position mechanism 2-5 and clamp system 2-6 is respectively positioned on the lower section of the down-pressed pole 2-4, the positioning mechanism 2-5 be used for by magnetite with
Transmission shaft is fixed, and the clamp system 2-6 is for clamping the transmission shaft, the top of the transmission shaft and the down-pressed pole 2-4
Bottom end contact, the axle center for the universal joint that the down-pressed pole 2-4, transmission shaft and universal joint clamping device 3 are clamped is in same
On straight line.
Referring to fig. 2, the positioning mechanism 2-5 of the present embodiment has 2, and the structure of positioning mechanism 2-5 is as shown in fig. 6, include fixed
The front side wall of position block mounting base 2-5-1 and transmission shaft locating piece 2-5-2, locating piece mounting base 2-5-1 and lower platen 2-3 pass through spiral shell
Nail connection, is connected with transmission shaft locating piece 2-5-2 on locating piece mounting base 2-5-1, transmission shaft locating piece 2-5-2 removably with
The 2-5-1 connection of locating piece mounting base, it is compatible with transmission shaft outer wall shape fixed that the lateral surface of transmission shaft locating piece 2-5-2 is equipped with
Slot 2-5-3, transmission shaft locating piece 2-5-2 are built-in with the magnetite for inhaling transmission shaft for position;Clamp system 2-6 has 2, is located at
The lower section of 2 positioning mechanism 2-5, the structure of clamp system 2-6 is as shown in fig. 7, comprises clamping cylinder 2-6-1,2 gripping block peaces
The front side wall of the cylinder body and lower platen 2-3 that fill seat 2-6-2 and 2 transmission shaft gripping blocks 2-6-3, the clamping cylinder 2-6-1 is logical
Screw connection is crossed, the both ends of the clamping cylinder 2-6-1 are respectively connected with gripping block mounting base 2-6-2, the gripping block mounting base
The movable gap transmission shaft gripping block 2-6-3, gripping block mounting base 2-6-2 and transmission shaft gripping block 2-6-3 is placed on 2-6-2
The clamping face of cooperation, the transmission shaft gripping block 2-6-3 is equipped with clamping slot compatible with transmission shaft outer wall shape, clamping cylinder
The biography that 2-6-1 is used to drive two transmission shaft gripping block 2-6-3 that positioning mechanism 2-5 is fixed by gripping block mounting base 2-6-2
Moving axis clamps.
Transmission shaft in use, are placed on transmission shaft locating piece 2-5-2's by the transmission shaft hold-down devices 2 of the present embodiment vertically
In locating slot 2-5-3, the top of transmission shaft is contacted with the bottom of down-pressed pole 2-4, and the magnetite in transmission shaft locating piece 2-5-2 will pass
Moving axis, which attracts, to be fixed.Clamping cylinder 2-6-1 drives transmission shaft gripping block 2-6-3 that will be driven axis clamping;Lower pressure cylinder 2-7 drives
Lower platen 2-3 is moved down, so that transmission shaft be driven to move down, down-pressed pole 2-4 also pushes transmission shaft, is pushed
The axle center of bar 2-4, transmission shaft and gimbal joints on same straight line, convenient for by transmission shaft pressing into universal joint, transmission shaft
As lower platen 2-3 is mobile, so that transmission shaft hold-down devices stop after so that the depth of transmission shaft reeve universal joint is met setting value
Movement keeps pressed status.The down-pressed pole 2-4, transmission shaft locating piece 2-5-2 and transmission shaft gripping block 2-6-3 of the present embodiment can
To carry out mating replacement according to the difference of transmission shaft model, easily facilitates and the transmission shaft and universal joint of different model are punched
Pressing is equipped with magnetite in transmission shaft locating piece 2-5-2, transmission shaft is fixed, manual operation is avoided, improves the peace of device
Quan Xing.Transmission shaft locating piece 2-5-2 and transmission shaft gripping block 2-6-3 can be replaced according to the transmission shaft of different cross section size,
So that different transmission shafts is capable of fixing on lower platen 2-3;Down-pressed pole 2-4 can be replaced according to different transmission shaft models,
Lower plane to guarantee different transmission shafts is consistent at a distance from the bottom lower platen 2-3.
Referring to Fig. 1 and Fig. 5, the transmission shaft hold-down devices 2 of the present embodiment further include position limiting structure 2-2, the position limiting structure
2-2 includes that gag lever post mounting base 2-2-3, gag lever post 2-2-2 and backing plate 2-2-1, the gag lever post mounting base 2-2-3 pass through spiral shell
Bolt is fixedly connected on Vertical Rack 2-1, the bottom of the gag lever post 2-2-2 and the thread groove spiral shell of gag lever post mounting base 2-2-3
Line connection, belongs to interference fit, the backing plate 2-2-1 is fixedly connected on the top of the gag lever post 2-2-2, the position limiting structure
2-2 is located at the underface of the lower platen 2-3 and moves down stroke for limit lower platen 2-3.When lower platen 2-3 is moved down
When, position limiting structure 2-2 limits the mobile extreme lower position of lower platen 2-3, and the backing plate 2-2-1 of position limiting structure 2-2 has lower platen 2-3
One buffer function, while when device stops working, avoid lower pressure cylinder 2-7 without active force, lower platen 2-3 is pushed to universal
Section clamping device 3 damages.Position limiting structure 2-2 and clamping press mechanism are installed in a plane, and position limiting structure 2-2
Immediately below lower platen 2-3.Position limiting structure 2-2 effectively prevents the mobile pushing of transmission shaft excessively, avoids causing universal joint
Damage, and the clamping press mechanism for avoiding transmission shaft hold-down devices 2 is mobile excessively right when lower pressure cylinder 2-7 is without active force
Other mechanisms damage.
Referring to Fig. 8, the embodiment of the present invention universal joint clamping device 3 includes gimbal base 3-1, universal joint mounting base 3-
It 2 and two of universal joint two sides is set fixes to clamp mechanism 3-3, the gimbal base 3-1 is fixedly connected by looping pit
In rack 1, referring to Fig. 9, the bottom gimbal base 3-1 offers looping pit convenient for positioning to the position of universal joint;Institute
It states universal joint mounting base 3-2 to be removably plugged on gimbal base 3-1, the universal joint mounting base 3-2 is for being socketed ten thousand
The outer wall shape of Xiang Jie, universal joint mounting base 3-2 are adapted with the inner hole wall of universal joint.Mechanism 3-3 is fixed to clamp described in two
It is fixedly connected on the universal joint in rack 1 and for clamping universal joint mounting base 3-2 socket.The universal joint of the present embodiment is installed
Seat 3-2 can be replaced according to the difference of universal joint model, and the opening up of the looping pit of gimbal base 3-1 is easily installed and more
The position that universal joint is adjusted when changing gimbal base, is located on the same line the axle center of universal joint and transmission shaft.
Referring to Fig. 8, mechanism 3-3 is fixed to clamp described in two and is oppositely arranged, it is described to fix to clamp mechanism 3-3 referring to Figure 10
Including hydraulic cylinder mounting base 3-3-1, first hydraulic cylinder 3-3-2, clamping head 3-3-4, mobile piston rod 3-3-5, sleeve 3-3-3 and
Sleeve pedestal 3-3-10, the hydraulic cylinder mounting base 3-3-1 and sleeve pedestal 3-3-10 are fixedly connected in rack 1 and are located at
In same horizontal line, first hydraulic cylinder 3-3-2, the sleeve pedestal 3- are fixedly connected on the hydraulic cylinder mounting base 3-3-1
Sleeve 3-3-3 is fixedly connected on 3-10, the sleeve 3-3-3 is socketed in the outside of mobile piston rod 3-3-5 and mobile piston
Bar 3-3-5 can be slided in the sleeve 3-3-3, the piston-rod end of the first hydraulic cylinder 3-3-2 and the mobile piston
One end of bar 3-3-5 is connected by nut, and the other end of the mobile piston rod 3-3-5 has been connected through a screw thread for clamping ten thousand
To the clamping head 3-3-4 of section.The sleeve 3-3-3 of the present embodiment is socketed on mobile piston rod 3-3-5.Universal joint is socketed in ten thousand
To on section mounting base 3-2, one fixes to clamp mechanism 3-3 and is moved to suitable position by first hydraulic cylinder 3-3-2, by universal joint
Connector leans against on clamping head 3-3-4, and induced effect of another clamping head 3-3-4 in another first hydraulic cylinder 3-3-2 moves down
It is dynamic, gimbal joints are clamped, universal joint is fixed clamp system 3-3 and securely fixes.Transmission shaft hold-down devices 2 will be under transmission shaft
It is depressed into gimbal joints, until keeping pressed status after the depth that transmission shaft injects universal joint meets setting value.
Referring to Figure 11, the top of the mobile piston rod 3-3-5 of the present embodiment offers bar shaped oil guide groove 3-3-6, and lower part is set
There is bar shaped guide pad 3-3-7, referring to Figure 12, the bottom inner surface of the sleeve 3-3-3 is equipped with bar shaped guide groove 3-3-9, described
Piston rod 3-3-5 is moved through the inside of sleeve 3-3-3 and mobile piston rod 3-3-5 and sleeve 3-3-3 clearance fit, institute
The bar shaped guide pad 3-3-7 for stating mobile piston rod 3-3-5 is embedded in bar shaped guide groove 3-3-9 and can be in bar shaped guide groove 3-3-
Sliding in 9, the top of the sleeve 3-3-3 offers pump nozzle 3-3-8 to be opened/closed and pump nozzle 3-3-8 is located at the bar shaped
The surface of oil guide groove 3-3-6 is connected through a screw thread the nut whether there is or not centre bore on the pump nozzle 3-3-8 and passes through nut
Realize the closure of pump nozzle 3-3-8.The setting of the pump nozzle 3-3-8 and bar shaped oil guide groove 3-3-6 of the present embodiment are realized to shifting
The lubrication of piston bar 3-3-5 improves the service life of mechanism, reduces friction.Bar shaped guide groove 3-3-9 and bar shaped guide pad 3-
3-7 improves the moving stability and accuracy of mobile piston rod 3-3-5.
Referring to fig. 20, the punching pressure pin device 5 of the present embodiment includes the first drilling machine, the second drilling machine, the first pedestal 5-
1, the second pedestal 5-4, the first cylinder 5-8, the second cylinder 5-12 and pressing mechanism 5-7, the first pedestal 5-1 and the second pedestal
5-4 is located at the two sides of the gimbal base 3-1 of universal joint clamping device 3 and is fixedly connected in the rack 1.Referring to
Figure 21 and Figure 22, the top side of the first pedestal 5-1 are connected with above two guide rails and the guide rail and are connected with by sliding block
First movement plate 5-9, the top other side of the first pedestal 5-1 are connected with the first cylinder 5-8, the first movement plate 5-9
It is connect with the piston-rod end of the first cylinder 5-8 by fixed block 5-10, the top first movement plate 5-9 is connected with the first brill
Hole machine.Referring to fig. 23, the second pedestal 5-4 has 2 and top is respectively connected on guide rail and the guide rail and is connected with by sliding block
The side of second movable plate 5-11, the second movable plate 5-11 is equipped with the fixed company of cylinder body of the second cylinder 5-12 and the second cylinder 5-12
It connecing in the rack 1, the cylinder rod end of the second cylinder 5-12 is connect with the middle part of the second movable plate 5-11, and described
The top side of two movable plate 5-11 is connected with the second drilling machine, and the top other side of the second movable plate 5-11 is connected with
Pressing mechanism 5-7.
Referring to fig. 22, first drilling machine includes the first drilling power head 5-2 and first motor 5-3, and described first moves
The top movable plate 5-9 is fixedly connected with the first drilling power head 5-2, and the first motor 5-3 is located at first drilling power head
The top of 5-2 and first motor 5-3 are used to drive the drill bit rotation of the first drilling power head 5-2 by belt.
Referring to fig. 23, second drilling machine includes the second drilling power head 5-5 and the second motor 5-6, and described second moves
The top side of movable plate 5-11 is fixedly connected with the second drilling power head 5-5, and the second motor 5-6 is located at second drilling
The top of power head 5-5 and the second motor 5-6 are used to drive the drill bit of the second drilling power head 5-5 to rotate by belt.
Referring to fig. 23, the pressing mechanism 5-7 includes second hydraulic cylinder 5-7-1, L-type connecting plate 5-7-2 and pressing head 5-
The cylinder body of 7-3, the second hydraulic cylinder 5-7-1 are connect by L-type connecting plate 5-7-2 with the top of the second movable plate 5-11, institute
The cylinder rod for stating second hydraulic cylinder 5-7-1 is connect with pressing head 5-7-3 by nut, and the second hydraulic cylinder 5-7-1 is for driving
Pressing head 5-7-3 carries out pressing.
The bit central of referring to fig. 20, the first drilling power head 5-2 of the present embodiment and the second drilling power head 5-5's
Bit central is on same straight line and this passes straight through the center of universal joint mounting base 3-2, but the first drilling power head 5-2 away from
Farther out from universal joint mounting base 3-2, it needs to push the first drilling machine on universal joint mounting base 3-2 using the first cylinder 5-8
The center of universal joint is close, i.e., moves along X-direction.And the second drilling power head 5-5's of the second drilling machine is initial
Position and universal joint mounting base 3-2 distance are relatively close, which can satisfy the second drilling power head 5-5 in universal joint and its
The transmission shaft in portion carries out punch operation.The first drilling machine and the second drilling machine are simultaneously to ten thousand on universal joint mounting base 3-2 at this time
Xiang Jie and the transmission shaft of inside carry out punch operation, and the first drilling machine and the second drilling machine realize two-way punching, perforating efficiency
Height, will not generate deviation, and cooperation precision is high.The initial range universal joint mounting base of the first drilling power head 5-2 of the present embodiment
3-2 farther out the advantages of be convenient universal joint to be installed on universal joint mounting base 3-2.The first cylinder 5-8 drives the after punching
One drilling power head 5-2 resets, and the second cylinder 5-12 drives the second movable plate 5-11 mobile in Y direction, makes the second movable plate
The universal joint and drive shaft that the pressing head 5-7-3 of pressing mechanism 5-7 on 5-11 is moved on universal joint mounting base 3-2 is punched
Position.
It is described that pin assembly 4 is sent to include vibrating disc 4-1, deflector chute 4-2, rodless cylinder 4-3, movement referring to Figure 13 to Figure 19
Locating piece 4-4, graduated scale 4-5 and Song Xiao mobile mechanism 4-6, the vibrating disc 4-1 are located at 1 side of rack, the vibration
The outlet of disk 4-1 is connected with one end of the deflector chute 4-2, and referring to Figure 14, the fixed baffle at the both ends the rodless cylinder 4-3 connects
It connects on third pedestal 4-7, third pedestal 4-7 is connected in rack 1, and rodless cylinder 4-3 is located at the universal joint clamping device 3
Side, running fix block 4-4 is connected on the guide rod of the rodless cylinder 4-3, the side of the rodless cylinder 4-3, which is equipped with, carves
Ruler 4-5 is spent, graduated scale 4-5 can be fixed on the side of the fixed baffle at the both ends rodless cylinder 4-3, the feeding mobile mechanism 4-
6 include pin baffle 4-6-1, load pin block 4-6-3 and movable block 4-6-2, and the upper surface of the mobile sliding block of rodless cylinder 4-3 is connected with
Movable block 4-6-2, one end of the movable block 4-6-2 offer square groove, and the load pin block 4-6-3 is located at the square groove
Interior, the side for carrying pin block 4-6-3 is equipped with pin baffle 4-6-1, and the bottom of the pin baffle 4-6-1 is fixedly connected on rack 1
On, the other end of the deflector chute 4-2 is connected with the load pin block 4-6-3 of initial position, referring to Figure 18, the running fix block 4-
4 side is connected with graduation indication arrow 4-4-2, and the graduation indication arrow 4-4-2 is directed toward the side the rodless cylinder 4-3
Graduated scale 4-5, the mobile sliding block of the rodless cylinder 4-3 can slide on guide rod, so that mobile sliding block be made to pass through movable block 4-
6-2 is pushed to the punch position on the universal joint of universal joint clamping device 3 for pin block 4-6-3 is carried.
The top running fix block 4-4 of the present embodiment is equipped with tightening nut 4-4-1, and the running fix side block 4-4 is pacified
Equipped with graduation indication arrow 4-4-2, graduation indication arrow 4-4-2 refers to the graduated scale 4-5 of the side rodless cylinder 4-3.Adjust movement
The tightening nut 4-4-1 on the top locating piece 4-4, according to the position for sending pin, reference mark arrow 4-4-2 and graduated scale will be moved
Dynamic locating piece 4-4 is fixed on suitable position, tightens tightening nut 4-4-1;Vibrating disc 4-1 is sent pin to load by deflector chute 4-2
The top pin block 4-6-3 carries pin block 4-6-3 and is moved to suitable position under the action of movable block 4-6-2 and rodless cylinder 4-3, will
Finger setting to hole side.
Referring to fig. 23, the pressing mechanism 5-7 includes second hydraulic cylinder 5-7-1, L-type connecting plate 5-7-2 and pressing head 5-
7-3, when the side of finger setting to hole, induced effect of the pressing head 5-7-3 in second hydraulic cylinder 5-7-1 carries out pressing, will carry
Pin on pin block 4-6-3 is pressed into universal joint and drive shaft hole.Pressing is completed, all resets.
The present embodiment is suitable for the universal joint and drive shaft of different model and size, when transmission shaft model change in size, only
Need to change down-pressed pole 2-4, transmission shaft locating piece 2-5-2, transmission shaft gripping block 2-6-3, when universal joint model change in size,
Only need to change universal joint mounting base 3-2.
The present embodiment provides a kind of punching pressing method, the punching pressing method packet according to above-mentioned semi-automatic pin pressing machine
It includes:
(a) according to the model of selection universal joint and drive shaft, the down-pressed pole 2-4 to match with transmission shaft, transmission shaft positioning are selected
Block 2-5-2 and transmission shaft gripping block 2-6-3 selects the universal joint mounting base 3-2 to match with universal joint;
(b) down-pressed pole 2-4 is mounted at the top of lower platen 2-3 front side wall, transmission shaft locating piece 2-5-2 is mounted on locating piece peace
It fills on seat 2-5-1, transmission shaft gripping block 2-6-3 is placed on gripping block mounting base 2-6-2, universal joint mounting base 3-2 is pacified
On gimbal base 3-1;
(c) universal joint clamping device 3 acts: manually universal joint to be processed being socketed on universal joint mounting base 3-2, one solid
Determine the clamping head 3-3-4 in clamp system 3-3 and is moved to universal joint side under the induced effect of first hydraulic cylinder 3-3-2, it will
Universal joint side rests on clamping head 3-3-4, and it is hydraulic first that another fixes to clamp the clamping head 3-3-4 in mechanism 3-3
Mobile to universal joint under the induced effect of cylinder 3-3-2, two fix to clamp mechanism 3-3 collective effect to clamp universal joint;
(d) transmission shaft hold-down devices 2 act: transmission shaft to be processed being manually placed on transmission shaft locating piece 2-5-2's vertically
In locating slot 2-5-3 and transmission shaft upper end is contacted with the bottom surface of down-pressed pole 2-4, and clamping cylinder 2-6-1 drives transmission shaft gripping block
2-6-3 will be driven axis clamping, and lower pressure cylinder 2-7 drives lower platen 2-3 to move down, transmission shaft with lower platen 2-3 together
It moves down, on same straight line, transmission shaft is mobile with lower platen 2-3 in the axle center of down-pressed pole 2-4, transmission shaft and universal joint
To be pressed into universal joint, clamping cylinder 2-6-1 unclamps transmission shaft, and 2 stopping of transmission shaft hold-down devices movement keeps pushing shape
State;
(e) punching pressure pin device 5 acts: the first cylinder 5-8 drives the first drilling machine on the first pedestal 5-1 to where universal joint
Direction it is mobile, after being moved to predeterminated position, the first drilling machine and the second drilling machine are worked at the same time, to universal joint and drive shaft into
Row punch operation, until running through, punching terminates, and the first cylinder 5-8 resets;
(f) send pin assembly 4 to act: pin is delivered to by deflector chute 4-2 and is carried on pin block 4-6-3 by vibrating disc 4-1 vibration, no bar
Cylinder 4-3 is mobile to the side in hole with dynamic load pin block 4-6-3 by movable block 4-6-2;Needed before this step by adjusting
Running fix block 4-4 guarantees pin and the axle center in hole on same horizontal linear;
(g) punching pressure pin device 5 acts: the second cylinder 5-12 drives the second movable plate 5-11 mobile, and the second movable plate 5-11 will
The pressing head 5-7-3 of pressing mechanism 5-7 is delivered to the side for carrying pin block 4-6-3, guarantees pressing head 5-7-3, carries in pin block 4-6-3
Pin and hole on same horizontal line, the second hydraulic cylinder 5-7-1 of pressing mechanism 5-7 drives side of the pressing head 5-7-3 to hole
To movement, the pin carried in pin block 4-6-3 is pressed into hole, pressing is completed, the second hydraulic cylinder 5-7-1 of pressing mechanism 5-7, second
Cylinder 5-12, rodless cylinder 4-3, lower pressure cylinder 2-7, the first hydraulic cylinder 3-3-2 reset for fixing to clamp mechanism;It is artificial to take out
The workpiece processed;
(h) above-mentioned (a)-(g) is repeated, punching pressing is carried out to remaining universal joint and drive shaft.
The all hydraulic cylinder of the present embodiment and the operation control manner of cylinder are all made of the prior art, the first drilling machine and
The working principle of second drilling machine is all made of the prior art.First drilling machine, the second drilling machine and vibrating disc 4-1 etc. are connected with outer
Portion's power supply, is powered by external power supply.
The present embodiment provides a kind of Trinity, integrate the functions such as pressure transmission shaft, punching, pressing, for outside wire body
The punching pressing method for Cardan shaft to work independently.The operating process of the punching pressing method is simple and convenient, right
Staff requires low, and high degree of automation improves work efficiency, and reduces cost of labor and same to transmission shaft and universal joint
The two-way punching of Shi Jinhang, punching pressing precision is high, and pressing is convenient, improves the quality of connection between transmission shaft and universal joint, even
The fastness connect is stronger, extends the service life of product.
Protection scope of the present invention includes but is not limited to embodiment of above, and protection scope of the present invention is with claims
Subject to, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that each fall within of the invention
Protection scope.