CN213380324U - Knuckle mechanical fixture with manual elastic pre-pressing device - Google Patents
Knuckle mechanical fixture with manual elastic pre-pressing device Download PDFInfo
- Publication number
- CN213380324U CN213380324U CN202022540250.8U CN202022540250U CN213380324U CN 213380324 U CN213380324 U CN 213380324U CN 202022540250 U CN202022540250 U CN 202022540250U CN 213380324 U CN213380324 U CN 213380324U
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- Prior art keywords
- knuckle
- positioning
- clamping
- steering knuckle
- elastic pre
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- 238000003825 pressing Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000005056 compaction Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a knuckle mechanical fixture with manual elasticity preformer, it includes: the clamp comprises a clamp body, a positioning mechanism which is arranged on the clamp body and used for positioning a steering knuckle, a clamping mechanism which is arranged on the clamp body and used for clamping the steering knuckle, and a manual elastic prepress device which is used for pre-clamping the steering knuckle, wherein the manual elastic prepress device comprises a fixed sleeve which is arranged on the clamp body and positioned on one side of the steering knuckle, a push rod which is movably arranged in the fixed sleeve, a top pin which is arranged at the front end of the push rod and used for elastically pressing the steering knuckle, and a spring which is arranged in the push rod and used for pushing the top pin to elastically press the steering knuckle. The utility model discloses in set up on the anchor clamps body and be used for the manual elasticity preformer to knuckle prepositioning, through pressing from both sides tight to the knuckle pre-compaction after the location, can't produce after making the knuckle location and remove, and then prevent that the product from falling, ensure to press from both sides tight preceding knuckle location and do not fall, and press from both sides tight back knuckle location still accurate.
Description
The technical field is as follows:
the utility model relates to an anchor clamps field refers in particular to a knuckle mechanical fixture with manual elasticity preformer.
Background art:
the jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig.
The fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (a fixture base), and the like.
The clamp types can be divided into: universal fixture. Such as a vice, a chuck, a sucker, an index head, a rotary table and the like for machine tools, has great universality, can better adapt to the change of machining processes and machining objects, has a shaped structure and serialized sizes and specifications, and most of the parts become standard accessories of the machine tools. ② special clamp. The special clamping tool is specially designed and manufactured for clamping a certain product part in a certain process, has a specific service object and strong pertinence, and is generally designed by a product manufacturing factory. Lathe jigs, milling machine jigs, drill jigs (machine tool jigs for guiding a tool to drill or ream a workpiece), boring jigs (machine tool jigs for guiding a boring bar to bore a workpiece), and pallet jigs (movable jigs for use on an automatic line of a combined machine tool) are commonly used. And thirdly, an adjustable clamp. The special fixture of the element can be replaced or adjusted. And fourthly, assembling the clamp. The clamp consisting of standardized elements of different shapes, specifications and uses is suitable for single-piece, small-lot production and temporary tasks of trial production of new products and frequent replacement of products.
The knuckle anchor clamps are specially used for the special fixture that fixes the knuckle when the knuckle adds man-hour, and current anchor clamps on the market are at the in-process of installation knuckle at present, because the knuckle location after the location still can remove, lack the tight of clamp in advance to the knuckle, make the knuckle produce the removal easily when pressing from both sides tight knuckle, lead to final location inaccurate, can cause the knuckle to drop even, influence clamping efficiency, and then lead to machining efficiency to reduce.
In view of the above, the present inventors propose the following.
The utility model has the following contents:
an object of the utility model is to overcome prior art's not enough, provide a knuckle mechanical fixture with manual elasticity preformer.
In order to solve the technical problem, the utility model discloses a following technical scheme: this knuckle mechanical fixture with manual elasticity preformer includes: the clamp comprises a clamp body, a positioning mechanism which is arranged on the clamp body and used for positioning a steering knuckle, and a clamping mechanism which is arranged on the clamp body and used for clamping the steering knuckle, wherein the clamp body is also provided with a manual elastic prepress device for pre-clamping the steering knuckle, and the manual elastic prepress device comprises a fixed sleeve which is arranged on the clamp body and located on one side of the steering knuckle, a push rod which is movably arranged in the fixed sleeve, a top pin which is arranged at the front end of the push rod and used for elastically pressing the steering knuckle, and a spring which is arranged in the push rod and used for pushing the top pin to elastically press the steering knuckle.
Furthermore, in the above technical solution, the fixing sleeve is provided with a stroke slot for limiting the movement of the push rod, and a notch for fixing the push rod is formed at the front end of the stroke slot.
Furthermore, in the above technical solution, the push rod includes a sliding sleeve slidably mounted in the fixed sleeve, and a handle mounted at one end of the sliding sleeve and passing through the stroke slot, and a cavity for mounting the spring is formed at the front end of the sliding sleeve.
Furthermore, in the above technical solution, a plug for fixing the top pin and the spring in the cavity is installed at the front end of the cavity, and the top pin penetrates through the plug and can telescopically abut against the spring.
Further, in the above technical solution, the front end of the knock pin is provided with a knock pin for contacting with the knuckle, and the rear end of the knock pin is formed with a stopper for abutting against the rear end face of the plug; the plug is in threaded connection with the cavity, and a parallel surface for rotating the plug is formed on the plug.
Furthermore, in the above technical solution, the positioning mechanism includes a first positioning rod and a second positioning rod that are installed at two ends of the fixture body and are used for supporting the knuckle, and a first positioning seat and a second positioning seat that are respectively located at sides of the first positioning rod and the second positioning rod, wherein the first positioning seat and the second positioning seat are respectively located at two ends of the knuckle, and the manual elastic pre-press is located between the first positioning rod and the second positioning rod and abuts against one side of the middle portion of the knuckle.
Furthermore, in the above technical scheme, a first limiting arc surface is formed on the first positioning seat, and a second limiting arc surface is formed on the second positioning seat, wherein the second limiting arc surface is perpendicular to the first limiting arc surface.
Furthermore, in the above technical solution, the clamping mechanism includes a first clamping device and a second clamping device disposed beside the first positioning seat, and a third clamping device and a fourth clamping device disposed beside the second positioning rod.
Further, in the above technical solution, the fixture body is provided with two pairs of the positioning mechanism and the clamping mechanism for positioning and clamping the knuckle, and the manual elastic pre-press in parallel.
Further, in the above technical scheme, the clamping mechanism is an oil cylinder, an oil path for supplying oil to the clamping mechanism is arranged in the clamp body, and hoisting rings for hoisting are arranged on two sides of the clamp body.
After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect:
1. the utility model discloses in set up on the anchor clamps body and be used for the manual elasticity preformer to knuckle prepositioning, through pressing from both sides tight to the knuckle pre-compaction after the location, can't produce after making the knuckle location and remove, and then prevent that the product from falling, ensure to press from both sides tight preceding knuckle location and do not fall, and press from both sides tight back knuckle location still accurate, can guarantee a clamping simultaneously and target in place to improve clamping efficiency, and then improve production efficiency.
2. The utility model discloses in set up the spring in the push rod, make the knock pin to the flexible pressure of support of knuckle through the spring, prevent to support that the pressure is too big to lead to knuckle surface fish tail or produce slight deformation influence location accurate to ensure that the machining precision is not influenced by anchor clamps.
Description of the drawings:
fig. 1 is a first perspective view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a second perspective view of the present invention;
fig. 4 is a top view of the present invention;
FIG. 5 is a cross-sectional view of section B-B of FIG. 4;
fig. 6 is a partially enlarged view at C in fig. 5.
Description of reference numerals:
1 clamp body 10 oil way 11 hanging ring
2 knuckle 3 positioning mechanism 31 first positioning rod
32 second positioning rod 33 first positioning seat 331 first limiting arc surface
34 second positioning seat 341 second limiting arc surface 4 clamping mechanism
41 first clamping device 42 second clamping device 43 third clamping device
44 fourth clamping device 5 Manual elastic pre-press 51 fixing sleeve
511 stroke slot 512 notch 52 push rod
521 sliding sleeve 522 handle 523 cavity
53 knock pin 531 stop 54 spring
Parallel 56 plug of 55 plug 551
The specific implementation mode is as follows:
the present invention will be further described with reference to the following specific embodiments and accompanying drawings.
Referring to fig. 1 to 6, there is shown a knuckle mechanical clamp with a manual elastic pre-press, which includes: the clamp comprises a clamp body 1, a positioning mechanism 3 which is arranged on the clamp body 1 and used for positioning a steering knuckle 2, and a clamping mechanism 4 which is arranged on the clamp body 1 and used for clamping the steering knuckle 2, wherein a manual elastic pre-pressing device 5 which is used for pre-clamping the steering knuckle 2 is further arranged on the clamp body 1, and the manual elastic pre-pressing device 5 comprises a fixed sleeve 51 which is arranged on the clamp body 1 and located on one side of the steering knuckle 2, a push rod 52 which is movably arranged in the fixed sleeve 51, a top pin 53 which is arranged at the front end of the push rod 52 and used for elastically pressing the steering knuckle 2, and a spring 54 which is arranged in the push rod 52 and used for pushing the top pin 53 to elastically press the steering knuckle 2. The manual elastic prepressing device 5 used for pre-positioning the steering knuckle 2 is arranged on the clamp body 1, and the steering knuckle 2 is prepressed and clamped after positioning, so that the steering knuckle 2 cannot move after being positioned, the steering knuckle is prevented from falling, the steering knuckle 2 is positioned in place and does not fall before being clamped, the steering knuckle 2 is positioned accurately after being clamped, and meanwhile, one-time clamping can be guaranteed to be in place, so that the clamping efficiency is improved, and the production efficiency is improved. Secondly, a spring 54 is arranged in the push rod 52, the ejector pin 53 flexibly presses the steering knuckle 2 through the spring 54, and the influence of scratch or slight deformation on the surface of the steering knuckle 2 caused by overlarge pressing force on positioning accuracy is prevented, so that the machining accuracy is not influenced by a clamp.
The fixed sleeve 51 is provided with a stroke slot 511 for limiting the movement of the push rod 52, and a notch 512 for fixing the push rod 52 is formed at the front end of the stroke slot 511. When the knuckle 2 is pre-clamped, the push rod 52 is pushed to press the knock pin 53 against the knuckle 2, and then the push rod 52 is pulled to be clamped in the notch 512, so that the knock pin 53 at the front end of the push rod 52 keeps pressing against the knuckle 2.
The push rod 52 comprises a sliding sleeve 521 slidably mounted in the fixed sleeve 51 and a handle 522 mounted at one end of the sliding sleeve 521 and passing through the stroke slot 511, and a cavity 523 for mounting the spring 54 is formed at the front end of the sliding sleeve 521.
A plug 55 for fixing the top pin 53 and the spring 54 in the cavity 523 is installed at the front end of the cavity 523, and the top pin 53 penetrates through the plug 55 and can be extended and pressed against the spring 54.
The front end of the ejector pin 53 is provided with an ejector head 56 which is used for contacting with the steering knuckle 2, and the rear end of the ejector pin 53 is formed with a stop block 531 which is used for abutting against the rear end surface of the plug 55; the plug 55 is in threaded connection with the cavity 523, and a parallel surface 551 for rotating the plug 55 is formed on the plug 55. The top 56 is made of soft rubber to prevent the surface of the knuckle from being scratched when the top is pressed.
The positioning mechanism 3 comprises a first positioning rod 31 and a second positioning rod 32 which are installed at two ends of the fixture body 1 and used for supporting the knuckle 2, and a first positioning seat 33 and a second positioning seat 34 which are respectively located at the sides of the first positioning rod 31 and the second positioning rod 32, wherein the first positioning seat 33 and the second positioning seat 34 are respectively located at two ends of the knuckle 2, and the manual elastic pre-press 5 is located between the first positioning rod 31 and the second positioning rod 32 and abuts against one side of the middle of the knuckle 2.
A first limiting arc surface 331 is formed on the first positioning seat 33, and a second limiting arc surface 341 is formed on the second positioning seat 34, wherein the second limiting arc surface 341 is perpendicular to the first limiting arc surface 331.
The clamping mechanism 4 includes a first clamping device 41 and a second clamping device 42 disposed beside the first positioning seat 33, and a third clamping device 43 and a fourth clamping device 44 disposed beside the second positioning rod 32.
The fixture body 1 is provided with two groups of positioning mechanisms 3 and clamping mechanisms 4 for positioning and clamping the steering knuckle 2 and the manual elastic prepressor 5 in parallel.
The clamping mechanism 4 is an oil cylinder, an oil way 10 for supplying oil to the clamping mechanism 4 is arranged in the clamp body 1, and hoisting rings 11 for hoisting are arranged on two sides of the clamp body 1.
To sum up, the utility model discloses during the use, at first open clamping mechanism 4, place positioning mechanism 3 with knuckle 2 again on the location good, then the push rod 52 that promotes manual elasticity pre-compressor 5 presss from both sides the tight good with knuckle 2 pre-compaction clamp, presss from both sides tight fixedly with knuckle 2 through clamping mechanism 4 at last to the clamping to knuckle 2 is accomplished. The utility model discloses in, through set up two sets of positioning mechanism 3 and clamping mechanism 4 and manual elasticity preformer 5 on the anchor clamps body 1 side by side to realize fixing a position two knuckles 2 simultaneously, and then improve knuckle 2's clamping efficiency.
Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. A knuckle mechanical clamp with a manual elastic pre-press, comprising: a clamp body (1), a positioning mechanism (3) which is arranged on the clamp body (1) and is used for positioning a steering knuckle (2), and a clamping mechanism (4) which is arranged on the clamp body (1) and is used for clamping the steering knuckle (2), it is characterized in that the clamp body (1) is also provided with a manual elastic pre-pressing device (5) for pre-clamping the steering knuckle (2), the manual elastic pre-pressing device (5) comprises a fixed sleeve (51) which is arranged on the clamp body (1) and is positioned on one side of the steering knuckle (2), a push rod (52) which is movably arranged in the fixed sleeve (51), a top pin (53) which is arranged at the front end of the push rod (52) and is used for elastically pressing against the steering knuckle (2), and a spring (54) which is arranged in the push rod (52) and is used for pushing the top pin (53) to elastically press against the steering knuckle (2).
2. A knuckle mechanical clamp with a manual elastic pre-press according to claim 1, characterized in that: the fixed sleeve (51) is provided with a stroke groove (511) for limiting the movement of the push rod (52), and the front end of the stroke groove (511) is provided with a notch (512) for fixing the push rod (52).
3. A knuckle mechanical clamp with a manual elastic pre-press according to claim 2, characterized in that: the push rod (52) comprises a sliding sleeve (521) which is installed in the fixed sleeve (51) in a sliding mode and a handle (522) which is installed at one end of the sliding sleeve (521) and penetrates through the stroke groove (511), and a cavity (523) for installing the spring (54) is formed at the front end of the sliding sleeve (521).
4. A knuckle mechanical clamp with a manual elastic pre-press according to claim 3, characterized in that: the front end of the cavity (523) is provided with a plug (55) for fixing the top pin (53) and the spring (54) in the cavity (523), and the top pin (53) penetrates through the plug (55) and can be extended and pressed against the spring (54).
5. A knuckle mechanical clamp with a manual elastic pre-press according to claim 4, characterized in that: the front end of the ejector pin (53) is provided with an ejector head (56) which is used for being in contact with the steering knuckle (2), and the rear end of the ejector pin (53) is provided with a stop block (531) which is used for abutting against the rear end face of the plug (55); the plug (55) is in threaded connection with the cavity (523), and a parallel surface (551) for rotating the plug (55) is formed on the plug (55).
6. A knuckle mechanical clamp with a manual elastic pre-press according to any one of claims 1-5, characterized in that: the positioning mechanism (3) comprises a first positioning rod (31) and a second positioning rod (32) which are arranged at two ends of the clamp body (1) and used for supporting the steering knuckle (2), and a first positioning seat (33) and a second positioning seat (34) which are respectively located at the sides of the first positioning rod (31) and the second positioning rod (32), wherein the first positioning seat (33) and the second positioning seat (34) are respectively located at two ends of the steering knuckle (2), and the manual elastic pre-pressing device (5) is located between the first positioning rod (31) and the second positioning rod (32) and is pressed against one side of the middle of the steering knuckle (2).
7. A knuckle mechanical clamp with a manual elastic pre-press according to claim 6, characterized in that: a first limiting arc surface (331) is formed on the first positioning seat (33), a second limiting arc surface (341) is formed on the second positioning seat (34), and the second limiting arc surface (341) is perpendicular to the first limiting arc surface (331).
8. A knuckle mechanical clamp with a manual elastic pre-press according to claim 7, characterized in that: the clamping mechanism (4) comprises a first clamping device (41) and a second clamping device (42) which are arranged on the side of the first positioning seat (33), and a third clamping device (43) and a fourth clamping device (44) which are arranged on the side of the second positioning rod (32).
9. A knuckle mechanical clamp with a manual elastic pre-press according to claim 8, characterized in that: the clamp body (1) is provided with two pairs of positioning mechanisms (3) and clamping mechanisms (4) which are used for positioning and clamping the steering knuckle (2) and the manual elastic pre-pressing device (5) in parallel.
10. A knuckle mechanical clamp with a manual elastic pre-press according to claim 9, characterized in that: the clamping mechanism (4) is an oil cylinder, an oil way (10) for supplying oil to the clamping mechanism (4) is arranged in the clamp body (1), and hoisting rings (11) for hoisting are arranged on two sides of the clamp body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022540250.8U CN213380324U (en) | 2020-11-05 | 2020-11-05 | Knuckle mechanical fixture with manual elastic pre-pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022540250.8U CN213380324U (en) | 2020-11-05 | 2020-11-05 | Knuckle mechanical fixture with manual elastic pre-pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213380324U true CN213380324U (en) | 2021-06-08 |
Family
ID=76192908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022540250.8U Expired - Fee Related CN213380324U (en) | 2020-11-05 | 2020-11-05 | Knuckle mechanical fixture with manual elastic pre-pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213380324U (en) |
-
2020
- 2020-11-05 CN CN202022540250.8U patent/CN213380324U/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: 20210608 |