CN210550586U - Positioning and clamping device on pin shaft machining equipment - Google Patents
Positioning and clamping device on pin shaft machining equipment Download PDFInfo
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- CN210550586U CN210550586U CN201921113963.7U CN201921113963U CN210550586U CN 210550586 U CN210550586 U CN 210550586U CN 201921113963 U CN201921113963 U CN 201921113963U CN 210550586 U CN210550586 U CN 210550586U
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- positioning
- fixing arm
- fixing
- clamping
- push rod
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- 238000003754 machining Methods 0.000 title claims description 4
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a location clamping device on round pin axle processing equipment, include the positioning seat and be located the clamping mechanism on the positioning seat, clamping mechanism includes first fixed arm, the second fixed arm that sets up relatively with first fixed arm is the motion of being close to first fixed arm with the location cylinder of location round pin axle with drive second fixed arm, the location chamber has been provided with in the second fixed arm, the tight through-hole of clamp has been seted up to the location intracavity, the second fixed arm is still including wearing to locate the push rod of pressing from both sides tight through-hole, be connected with the push rod simultaneously with the location chamber be close to the fixed plate of the chamber wall conflict of location cylinder and drive push rod do the tight cylinder of motion with the tight round pin axle of clamp that. The utility model discloses improve to the not scheduling problem of current round pin axle positioning accuracy. The utility model has the advantages of positioning accuracy is high and product quality is good.
Description
Technical Field
The utility model relates to a round pin axle processing equipment technical field especially involves a positioning and clamping device on round pin axle processing equipment.
Background
The pin shaft is a standardized fastener, can be statically and fixedly connected, can also move relative to a connected piece, is mainly used for the hinged part of two parts to form a hinged connection, and usually has a through groove in the axial direction of the pin shaft for the convenience of assembly and positioning because the pin shaft is small in size.
The pin shaft is usually provided with a positioning and clamping device for processing the pin shaft on the pin shaft processing equipment, the positioning and clamping device is used for determining the position of the pin shaft in a clamp and clamping the pin shaft at the same time, so that the fixed position of a workpiece in the clamp is ensured to be unchanged in the processing process, however, the clamping and positioning precision of the positioning and clamping device generally existing in the prior art is not high, and the processed finished pin shaft has too rough holes and errors in hole diameters.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a positioning and clamping device on round pin axle processing equipment to solve the not high technical problem of waiting of round pin axle positioning accuracy among the prior art.
The utility model discloses a realize through following technical scheme: the utility model discloses a positioning and clamping device on round pin axle processing equipment, include:
the clamping mechanism is positioned on the positioning seat;
the clamping mechanism includes:
the first fixing arm is connected to the positioning seat through a fixing frame;
the first fixing arm and the second fixing arm are arranged oppositely, and the ends, close to each other, of the first fixing arm and the second fixing arm are both provided with an elastic layer;
the positioning cylinder is arranged on the positioning seat, an output shaft of the positioning cylinder is arranged at the end part, far away from the first fixing arm, of the second fixing arm, and the positioning cylinder drives the second fixing arm to move close to the first fixing arm so as to position the pin shaft;
the second fixed arm has put the location chamber in, set up in the location chamber and extend to the tight through-hole of clamp of elastic layer, the second fixed arm still includes:
the push rod penetrates through the clamping through hole, a part of the push rod is positioned in the positioning cavity,
the fixing plate is arranged at the end part of the push rod, which is positioned in the positioning cavity, the length of the fixing plate is greater than the radial diameter of the clamping through hole, and the push rod is sleeved with a spring so that the fixing plate is abutted against the cavity wall of the positioning cavity, which is close to the positioning cylinder;
and an output shaft of the clamping cylinder is positioned on the end part of the fixing plate far away from the push rod, and the clamping cylinder drives the push rod to move close to the first fixing arm so as to clamp the pin shaft.
Preferably, the end parts of the first fixing arm and the second fixing arm, which are close to each other, are provided with concave arc-shaped positioning end heads.
The setting of the arc location end of indent can increase the lifting surface area between round pin axle and first fixed arm and the second fixed arm, can increase the steadiness of round pin axle location.
Preferably, the number of the positioning cylinders is two, and output shafts of the two positioning cylinders are symmetrically arranged on the end part, far away from the first fixing arm, of the second fixing arm.
Compare and have improved in single location cylinder the utility model discloses a stability can, the symmetry setting of two location cylinders can the atress even, improves the life of single location cylinder.
Preferably, the positioning socket includes:
positioning a transverse plate;
a first riser perpendicular to the positioning cross plate and located at an end of the positioning cross plate;
a second riser located at an end of the positioning cross plate away from the first riser, and the second riser is perpendicular to the positioning cross plate such that the positioning cross plate, the first riser and the second riser form a positioning channel to accommodate the clamping mechanism.
The structure of positioning seat can be convenient for clamping mechanism's placing and installation, is convenient for staff's operation under the circumstances of guaranteeing simple structure.
Preferably, a positioning groove is formed in the end face, close to the second fixing arm, of the positioning transverse plate, so that the positioning cylinder drives the second fixing arm to slide in the positioning groove.
Make the second fixed arm motion more smooth and easy, the second fixed arm slides in the constant head tank simultaneously and can not have any shake, has improved the utility model discloses a stability can.
Preferably, the positioning transverse plate is provided with screw holes, and the screw holes are uniformly distributed on two sides of the positioning transverse plate.
The setting of screw is convenient for the utility model discloses dismantlement and installation on round pin axle processing equipment. And moreover, the maintenance is convenient and fast, and the operation is simple.
The utility model discloses a positioning and clamping device on round pin axle processing equipment improves positioning accuracy through the tight dynamics of clamp that increases positioning and clamping device among the prior art and causes the damage of round pin off-axial portion, or the round pin axle is shaken and is caused the hole roughness of round pin axle too big and there is the deviation in aperture in the trompil in-process receives the influence of external force, influences product quality and compares:
the utility model adopts the positioning cylinder to drive the second fixed arm to perform primary positioning on the pin shaft, and then the push rod is enabled to be collided with the axial through groove of the pin shaft which moves under the action of the deformation of the elastic layer through the driving of a clamping cylinder to realize high-precision positioning;
the outside of round pin axle can not damaged or take place the fish tail when the location is pressed from both sides tightly having guaranteed to elastic layer sets up to, the axial that die clamping cylinder drive push rod card advances the round pin axle leads to the inslot to violently the intensity conflict, and the difficult quilt of the inside circumstances in the groove is led to the axial after the follow-up assembly has guaranteed the quality of round pin axle product.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
1. positioning seats; 11. positioning a transverse plate; 12. a first vertical plate; 13. a second vertical plate; 2. a first fixed arm; 21. a fixed mount; 3. a second fixed arm; 31. a positioning cavity; 32. clamping the through hole; 33. a push rod; 34. a fixing plate; 35. a spring; 36. a clamping cylinder; 4. an elastic layer; 5. positioning the air cylinder; 6. an arc-shaped positioning end; 7. and (6) positioning a groove.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1
the device comprises a positioning seat 1 and a clamping mechanism positioned on the positioning seat 1;
the clamping mechanism includes:
the first fixed arm 2 is connected to the positioning seat 1 through a fixed frame 21;
the first fixing arm 2 and the second fixing arm 3 are arranged oppositely, and the ends, close to each other, of the first fixing arm 2 and the second fixing arm 3 are provided with elastic layers 4;
a clamping part of a pin shaft is oppositely arranged between the first fixing arm 2 and the second fixing arm 3 to perform primary positioning on the pin shaft, and the elastic layer 4 can be made of rubber materials and is used for reducing the clamping force when the pin shaft is clamped so as to prevent the outer surface of the pin shaft from being damaged due to overlarge clamping force and influence on the product quality of the pin shaft;
The positioning cylinder 5 is used for driving the second fixing arm 3 to enable the pin shaft to be positioned or taken down, and when the positioning cylinder is in an extending state, a clamping part of the pin shaft is formed between the first fixing arm 2 and the second fixing arm 3 in a relatively arranged mode, so that the pin shaft is positioned.
Referring to fig. 2, a positioning cavity 31 is disposed in the second fixing arm 3, a clamping through hole 32 extending to the elastic layer 4 is disposed in the positioning cavity 31, and the second fixing arm 3 further includes:
the push rod 33 is arranged in the clamping through hole 32 in a penetrating mode, and a part of the push rod 33 is located in the positioning cavity 31;
the fixing plate 34 is arranged at the end part of the push rod 33 in the positioning cavity 31, the length of the fixing plate 34 is larger than the radial diameter of the clamping through hole 32, and the push rod 33 is sleeved with a spring 35 so that the fixing plate 34 is abutted against the cavity wall of the positioning cavity 31 close to the positioning cylinder 5;
and a clamping cylinder 36, wherein an output shaft of the clamping cylinder 36 is positioned on the end part of the fixing plate 34 far away from the push rod 33, and the clamping cylinder 36 drives the push rod 33 to move close to the first fixing arm 2 so as to clamp the pin shaft.
The push rod 33 is used for being collided with the groove bottom of the axial through groove on the pin shaft so as to realize accurate positioning of the pin shaft, and the axial through groove on the pin shaft is strongly collided, so that the pin shaft is prevented from shaking under the influence of external force in the hole opening process to cause overlarge hole roughness and deviation in hole diameter of the pin shaft, and the product quality is influenced.
The utility model adopts the positioning cylinder 5 to drive the second fixed arm 3 to perform primary positioning on the pin shaft, and then the push rod 33 is driven by the clamping cylinder 36 to be collided with the axial through groove of the pin shaft which moves under the action of the deformation of the elastic layer 4, so as to realize high-precision positioning; the setting of elastic layer 4 has guaranteed that the outside of round pin axle can not damaged or take place the fish tail when the location is pressed from both sides tightly to, the axial that die clamping cylinder 36 drive push rod 33 card advances the round pin axle leads to the inslot and violently the strength is contradicted, and the difficult quilt of the inside circumstances in the axial through groove of follow-up assembly back has guaranteed the quality of round pin axle product.
Preferably, referring to fig. 1 and 2, the ends of the first fixing arm 2 and the second fixing arm 3 close to each other are provided with concave arc positioning ends 6.
The setting of the arc location end 6 of indent can increase the lifting surface area between round pin axle and first fixed arm 2 and the second fixed arm 3, can increase the steadiness of round pin axle location.
Preferably, the number of the positioning cylinders 5 is two, and the output shafts of the two positioning cylinders 5 are symmetrically arranged on the end of the second fixing arm 3 far away from the first fixing arm 2.
Compare and have improved in single location cylinder 5 the utility model discloses a stability can, two location cylinder 5's symmetry sets up can the atress even, improves single location cylinder 5's life.
Preferably, with reference to fig. 1 and 2, the positioning socket 1 comprises:
positioning the transverse plate 11;
the first vertical plate 12 is perpendicular to the positioning transverse plate 11, and the first vertical plate 12 is positioned at the end part of the positioning transverse plate 11;
and the second vertical plate 13 is positioned at the end part of the positioning transverse plate 11 far away from the first vertical plate 12, and the second vertical plate 13 is perpendicular to the positioning transverse plate 11 so that the positioning transverse plate 11, the first vertical plate 12 and the second vertical plate 13 form a positioning channel to accommodate the clamping mechanism.
The structure of the positioning seat 1 can facilitate the placement and installation of a clamping mechanism, and is convenient for the operation of workers under the condition of ensuring simple structure.
Preferably, referring to fig. 1 and 2, a positioning groove 7 is formed on an end surface of the positioning transverse plate 11 close to the second fixing arm so that the positioning cylinder 5 drives the second fixing arm 3 to slide in the positioning groove 7.
Make the second fixed arm motion more smooth and easy, second fixed arm 3 slides in constant head tank 7 simultaneously and can not have any shake, has improved the utility model discloses a stability can.
Preferably, the positioning transverse plate 11 is provided with screw holes, and the screw holes are uniformly distributed on two sides of the positioning transverse plate 11.
The setting of screw is convenient for the utility model discloses dismantlement and installation on round pin axle processing equipment. And moreover, the maintenance is convenient and fast, and the operation is simple.
The during operation will the utility model discloses a bolt fastening will the utility model discloses a round pin axle of waiting to process is placed on location diaphragm 11 and manual tentatively confirms to place (the axial of round pin axle leads to the groove and is close to the setting of second fixed arm 3 promptly), then make the action of positioning cylinder 5 stretch out, first fixed arm 2 and second fixed arm 3 are fixed a position the round pin axle, make die clamping cylinder 36 act and stretch out after that, die clamping cylinder 36's drive makes push rod 33 and the axial of the round pin axle of taking place the motion under the effect of 4 deformations of elastic layer lead to the groove conflict, in order to realize the accurate positioning to the round pin axle, be convenient for sell the processing of round pin off-axial.
Claims (6)
1. The utility model provides a location clamping device on round pin axle processing equipment which characterized in that includes:
the clamping mechanism is positioned on the positioning seat;
the clamping mechanism includes:
the first fixing arm is connected to the positioning seat through a fixing frame;
the first fixing arm and the second fixing arm are arranged oppositely, and the ends, close to each other, of the first fixing arm and the second fixing arm are both provided with an elastic layer;
the positioning cylinder is arranged on the positioning seat, an output shaft of the positioning cylinder is arranged at the end part, far away from the first fixing arm, of the second fixing arm, and the positioning cylinder drives the second fixing arm to move close to the first fixing arm so as to position the pin shaft;
the second fixed arm has put the location chamber in, set up in the location chamber and extend to the tight through-hole of clamp of elastic layer, the second fixed arm still includes:
the push rod penetrates through the clamping through hole, a part of the push rod is positioned in the positioning cavity,
the fixing plate is arranged at the end part of the push rod, which is positioned in the positioning cavity, the length of the fixing plate is greater than the radial diameter of the clamping through hole, and the push rod is sleeved with a spring so that the fixing plate is abutted against the cavity wall of the positioning cavity, which is close to the positioning cylinder;
and an output shaft of the clamping cylinder is positioned on the end part of the fixing plate far away from the push rod, and the clamping cylinder drives the push rod to move close to the first fixing arm so as to clamp the pin shaft.
2. The positioning and clamping device of claim 1, wherein the ends of the first fixing arm and the second fixing arm that are close to each other are provided with concave arc-shaped positioning ends.
3. The positioning and clamping device on the pin shaft machining equipment as claimed in claim 1, wherein the number of the positioning cylinders is two, and the output shafts of the two positioning cylinders are symmetrically arranged on the end of the second fixing arm far away from the first fixing arm.
4. The positioning and clamping device of claim 1, wherein the positioning seat comprises:
positioning a transverse plate;
a first riser perpendicular to the positioning cross plate and located at an end of the positioning cross plate;
a second riser located at an end of the positioning cross plate away from the first riser, and the second riser is perpendicular to the positioning cross plate such that the positioning cross plate, the first riser and the second riser form a positioning channel to accommodate the clamping mechanism.
5. The positioning and clamping device for the hinge pin machining equipment according to claim 4, wherein a positioning groove is formed in an end surface of the positioning cross plate close to the second fixing arm, so that the positioning cylinder drives the second fixing arm to slide in the positioning groove.
6. The positioning and clamping device of claim 4, wherein the positioning cross plate has screw holes formed therein, the screw holes being uniformly distributed on both sides of the positioning cross plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921113963.7U CN210550586U (en) | 2019-07-16 | 2019-07-16 | Positioning and clamping device on pin shaft machining equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921113963.7U CN210550586U (en) | 2019-07-16 | 2019-07-16 | Positioning and clamping device on pin shaft machining equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210550586U true CN210550586U (en) | 2020-05-19 |
Family
ID=70676205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921113963.7U Expired - Fee Related CN210550586U (en) | 2019-07-16 | 2019-07-16 | Positioning and clamping device on pin shaft machining equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210550586U (en) |
-
2019
- 2019-07-16 CN CN201921113963.7U patent/CN210550586U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |