CN220783620U - Clamp span adjusting mechanism - Google Patents
Clamp span adjusting mechanism Download PDFInfo
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- CN220783620U CN220783620U CN202322281462.2U CN202322281462U CN220783620U CN 220783620 U CN220783620 U CN 220783620U CN 202322281462 U CN202322281462 U CN 202322281462U CN 220783620 U CN220783620 U CN 220783620U
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- adjustment mechanism
- span adjustment
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- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Abstract
The application provides a clamp span adjustment mechanism, include: the base body is provided with a first mounting surface, and the extending direction of the base body is a first direction; the adjusting assembly comprises two mounting parts which are arranged on the first mounting surface and distributed along the first direction, and a first screw rod which penetrates through the two mounting parts, and the two mounting parts are driven to reversely and synchronously move along the first direction on the first mounting surface by rotating the first screw rod; the side, away from the base body, of the adjusting assembly is used for supporting a workpiece; the distance between two installation department of removal that rotates first screw rod can be accurate in this scheme.
Description
Technical Field
The application relates to the technical field of workpiece fixtures, in particular to a fixture span adjusting mechanism.
Background
In the workpiece testing process, the workpiece is supported and fixed by the clamp, and different clamp distances are adjusted by the clamp for the workpieces which are required to be tested and have different models in different batches, so that the clamp distances meet the requirements of testing standards; the clamp is generally provided with movable supporting blocks, and the distance between the two supporting blocks is adjusted according to the size of a workpiece;
in the prior art, an operator is usually used for directly and manually moving the supporting blocks, the distance between the two supporting blocks is increased or reduced, but the supporting blocks are easy to move too much or too little in the operation process, the adjustment precision is low, and the adjustment is needed for a plurality of times.
Disclosure of Invention
In view of the foregoing deficiencies or inadequacies of the prior art, the present application is directed to a clamp span adjustment mechanism comprising:
the base body is provided with a first mounting surface, and the extending direction of the base body is a first direction;
the adjusting assembly comprises two mounting parts which are arranged on the first mounting surface and distributed along the first direction, and a first screw rod which penetrates through the two mounting parts, and the two mounting parts are driven to reversely and synchronously move along the first direction on the first mounting surface by rotating the first screw rod; the side, away from the base body, of the adjusting assembly is used for supporting a workpiece.
According to the technical scheme provided by the embodiment of the application, each installation part comprises a threaded block and a movable block which are fixedly connected, a first threaded hole is formed in the threaded block, a second through hole communicated with the first threaded hole is formed in the movable block, and the first screw penetrates through the first threaded hole and the second through hole.
According to the technical scheme that this application embodiment provided, two the installation department is close to each other the side and is equipped with the range finding subassembly for two measure the distance between the installation department.
According to the technical scheme that this application embodiment provided, still be equipped with locating component, locating component is including locating rather than rotatable the second location portion of being connected at first screw rod middle part, and be used for fixing the first location portion of second location portion, first location portion is located on the base body.
According to the technical scheme provided by the embodiment of the application, the side, away from the threaded block, of each movable block is respectively provided with a positioning block, and the distances between the two positioning blocks and the second positioning part are the same; the two positioning blocks are used for supporting a distance measuring tool.
According to the technical scheme provided by the embodiment of the application, the middle part of the base body is provided with the first opening, and the extending direction of the first opening is the first direction; a second channel is arranged on the base body from the first opening to the edge of the base body, the second channel is communicated with the first opening, and the extending direction of the second channel is the first direction; the first positioning portion includes:
the first positioning rod can move in the first opening, the extending direction of the first positioning rod is a second direction, and the second direction is perpendicular to the first direction;
the second screw rod is arranged in the second channel and is detachably connected close to the first opening end;
and the clamping spring is arranged on the side, away from the second screw rod, of the first positioning rod, the first positioning rod is provided with a first through hole, and the second screw rod penetrates through the first through hole and is fixedly connected with the clamping spring.
According to the technical scheme provided by the embodiment of the application, the side, away from the first mounting surface, of each moving block is provided with a supporting component, and the supporting component is used for supporting the workpiece.
According to the technical scheme provided by the embodiment of the application, the supporting component comprises first grooves formed in the side, away from the first mounting surface, of each moving block, supporting rods are arranged in the first grooves, and the heights of the supporting rods along the second direction are larger than the depths of the first grooves.
According to the technical scheme provided by the embodiment of the application, the projection of the first groove and the positioning block along the first plane is on the same straight line.
In summary, the present application proposes a clamp span adjustment mechanism, including a base body having a first mounting surface, an extending direction of the base body being a first direction, an adjusting assembly being provided on the first mounting surface, the adjusting assembly including two mounting portions for supporting a workpiece and a first screw penetrating the two mounting portions, the two mounting portions being distributed along the first direction; the two mounting parts can move reversely along the first direction by rotating the first screw rod; the distance between two installation department of removal that rotates first screw rod can be accurate in this scheme.
Drawings
FIG. 1 is a schematic diagram of a mechanism of a clamp span adjustment mechanism provided in an embodiment of the present application;
FIG. 2 is a half-section view of a clamp span adjustment mechanism according to an embodiment of the present application.
The text labels in the figures are expressed as:
1. a base body; 2. an adjustment assembly; 21. a mounting part; 211. a screw block; 212. a moving block; 22. a first screw; 3. a positioning assembly; 31. a first positioning portion; 311. a first positioning rod; 312. a second screw; 313. clamping springs; 32. a second positioning portion; 4. a support assembly; 41. a first groove; 42. a support rod; 5. and (5) positioning blocks.
Detailed Description
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As mentioned in the background art, to the problems in the prior art, the present application proposes a clamp span adjustment mechanism, comprising:
a base body 1, wherein the base body 1 is provided with a first mounting surface, and the extending direction of the base body 1 is a first direction;
the adjusting assembly 2 comprises two mounting parts 21 which are arranged on the first mounting surface and distributed along the first direction, and a first screw rod 22 which penetrates through the two mounting parts 21, and the two mounting parts 21 are driven to synchronously move reversely along the first direction on the first mounting surface by rotating the first screw rod 22; the side of the adjusting assembly 2 away from the base body 1 is used for supporting a workpiece;
in certain specific situations, please refer to the adjusting assembly 2 shown in fig. 1, the side of the mounting portion 21 away from the base body 1 is used for supporting the workpiece, two ends of the first screw 22 along the first direction are provided with threads with equal reverse pitches, when the first screw 22 is rotated clockwise, the two mounting portions 21 move away from each other along the first direction, and when the first screw 22 is rotated anticlockwise, the two mounting portions 21 move close to each other along the first direction;
in summary, the width of the workpiece is tested according to the requirement, the distance between the two mounting portions 21 is adjusted, when the size of the workpiece is larger, the first screw 22 is rotated clockwise to move the two mounting portions 21 away from each other, and after adjustment, the distance between the two mounting portions 21 is measured by using a vernier caliper, so that the distance between the two mounting portions 21 meets the requirement of the test standard; in this embodiment, the distance between the two mounting portions 21 can be precisely moved by rotating the first screw 22.
In a preferred embodiment, each of the mounting portions 21 includes a threaded block 211 and a moving block 212 that are fixedly connected, a first threaded hole is formed in the threaded block 211, a second through hole that communicates with the first threaded hole is formed in the moving block 212, and the first screw 22 penetrates through the first threaded hole and the second through hole;
in some specific scenarios, please refer to the mounting portion 21 shown in fig. 1, the screw block 211 is fixedly connected to the moving block 212, and when the first screw 22 is screwed to the screw block 211, the screw block 211 drives the moving block 212 to move synchronously.
In a preferred embodiment, the two mounting portions 21 are provided with distance measuring means near each other for measuring the distance between the two mounting portions 21;
in certain specific scenarios, please refer to a distance measuring assembly shown in fig. 1, wherein the distance measuring assembly is a set of distance sensors, a detection end and an induction end of each distance sensor are respectively fixed on two moving blocks 212 near each other, the detection end is provided with a display screen, and the display screen can display the distance between the detection end and the induction end to measure the length of a workpiece to be processed; and rotating the first screw 22, driving the threaded block 211 and the moving block 212 to move, and stopping rotating the first screw 22 when the display screen display value is consistent with the length of the span to be tested.
In a preferred embodiment, a positioning assembly 3 is further provided, the positioning assembly 3 includes a second positioning portion 32 rotatably connected to the middle portion of the first screw 22, and a first positioning portion 31 for fixing the second positioning portion 32, where the first positioning portion 31 is provided on the base body 1.
Referring to the positioning assembly 3 shown in fig. 2, the center line of the first positioning portion 31 is the center line of the workpiece and is located on the same straight line, when in use, the two mounting portions 21 are rotated to have equal spacing with the second positioning portion 32, the second positioning portion 32 is screwed with the first positioning portion 31, and the second positioning portion 32 and the first positioning portion 31 are mounted and fixed on the base body 1.
In a preferred embodiment, each of the moving blocks 212 is provided with a positioning block 5 on a side away from the threaded block 211, and the two positioning blocks 5 are spaced from the second positioning portion 32 by the same distance; two of the positioning blocks 5 are used for supporting a distance measuring tool.
Under certain specific situations, please refer to a positioning block 5 shown in fig. 1, the positioning block 5 is a rectangular block, the extending direction of the positioning block 5 is a vertical direction, optionally, the distance measuring tool is a vernier caliper, when the distance between the two positioning blocks 5 is measured by using the vernier caliper, two jaws of the vernier caliper are clamped at the sides of the two positioning blocks 5 away from each other, and the reading of the vernier caliper at this time is read to determine the distance between the two positioning blocks 5. The vernier caliper is supported by the two positioning blocks 5, so that movement of the vernier caliper is avoided, and accuracy of distance measurement is improved.
In a preferred embodiment, a first opening is provided in the middle of the base body 1, and the extending direction of the first opening is a first direction; a second channel is arranged on the base body 1 from the first opening to the edge of the base body 1, the second channel is communicated with the first opening, and the extending direction of the second channel is the first direction; the first positioning portion 31 includes:
a first positioning rod 311, wherein the first positioning rod 311 can move in the first opening, the extending direction of the first positioning rod 311 is a second direction, and the second direction is perpendicular to the first direction;
the second screw rod 312 is arranged in the second channel, and is detachably connected near the first opening end;
the clamping spring 313 is arranged on the side, away from the second screw rod 312, of the first positioning rod 311, the first positioning rod 311 is provided with a first through hole, and the second screw rod 312 penetrates through the first through hole and is fixedly connected with the clamping spring 313;
in some specific scenarios, please refer to the first positioning portion 31 shown in fig. 2, the first opening is a strip-shaped opening, the extending direction of the first opening is the first direction, and the first positioning rod 311 can move in the first opening; the second channel is communicated with the first opening; first, the position of the first positioning rod 311 in the first opening is adjusted, after the position is determined, the first positioning rod 311 is screwed on the base body 1, the second screw 312 penetrates through the second channel and the first through hole to be connected and fixed by the clamp spring 313, and the position of the first positioning part 31 is fixed on the base body 1.
Under certain specific situations, please refer to the second positioning portion 32 shown in fig. 2, the second positioning portion 32 includes an upper portion and a lower portion of a snap ring, the snap ring is sleeved at the middle portion of the first screw 22, that is, at the junction of the reverse threads, and then is fixed at the first positioning portion 31, and after the first positioning portion 31 is fixed at the base body 1, the second positioning portion 32 is connected and fixed with the first positioning portion 31, then the position of the first screw 22 along the first direction is fixed.
In a preferred embodiment, each of the moving blocks 212 is provided with a support assembly 4 on a side away from the first mounting surface, and the support assembly 4 is used for supporting the workpiece;
in some specific scenarios, please refer to the support assembly 4 shown in fig. 1, the support assembly 4 provides the mounting portion 21 with a positioning point for supporting the workpiece.
In a preferred embodiment, the supporting component 4 includes a first groove 41 disposed on a side of each of the moving blocks 212 away from the first mounting surface, and a supporting rod 42 is disposed in each of the first grooves 41, and the supporting rod 42 has a height greater than a depth of the first groove 41 along the second direction;
in some specific cases, referring to the support assembly 4 shown in fig. 1, the support rod 42 is partially exposed outside the first groove 41 for supporting the workpiece; the first groove 41 is a V-shaped groove.
In a preferred embodiment, the first recess 41 is collinear with the projection of the positioning block 5 along the first plane;
in some specific scenarios, please refer to the first positioning block 5 shown in fig. 1, the projection of the first groove 41 and the positioning block 5 along the first plane are on the same straight line, so that the vernier caliper measures the distance between the two positioning blocks 5, that is, the distance between the two supporting rods 42, that is, the distance between the two supporting points of the workpiece.
Specific examples are set forth herein to illustrate the principles and embodiments of the present application, and the description of the examples above is only intended to assist in understanding the methods of the present application and their core ideas. The foregoing is merely a preferred embodiment of the present application, and it should be noted that, due to the limited nature of text, there is an objectively infinite number of specific structures, and that, to those skilled in the art, several improvements, modifications or changes can be made, and the above technical features can be combined in a suitable manner, without departing from the principles of the present utility model; such modifications, variations and combinations, or the direct application of the concepts and aspects of the utility model in other applications without modification, are intended to be within the scope of this application.
Claims (9)
1. A clamp span adjustment mechanism, comprising:
the base comprises a base body (1), wherein the base body (1) is provided with a first mounting surface, and the extending direction of the base body (1) is a first direction;
the adjusting assembly (2) comprises two mounting parts (21) which are arranged on the first mounting surface and distributed along the first direction, and a first screw rod (22) penetrating through the two mounting parts (21), and the first screw rod (22) is rotated to drive the two mounting parts (21) to synchronously move reversely on the first mounting surface along the first direction; the side, away from the base body (1), of the adjusting assembly (2) is used for supporting a workpiece.
2. The clamp span adjustment mechanism of claim 1, wherein: each mounting part (21) comprises a threaded block (211) and a moving block (212) which are fixedly connected, a first threaded hole is formed in the threaded block (211), a second through hole communicated with the first threaded hole is formed in the moving block (212), and the first screw (22) penetrates through the first threaded hole and the second through hole.
3. The clamp span adjustment mechanism of claim 2, wherein: the two mounting parts (21) are provided with distance measuring assemblies on the sides close to each other, and the distance measuring assemblies are used for measuring the distance between the two mounting parts (21).
4. The clamp span adjustment mechanism of claim 2, wherein: the positioning device is characterized by further comprising a positioning assembly (3), wherein the positioning assembly (3) comprises a second positioning part (32) which is arranged in the middle of the first screw (22) and is rotatably connected with the first screw, and a first positioning part (31) which is used for fixing the second positioning part (32), and the first positioning part (31) is arranged on the base body (1).
5. The clamp span adjustment mechanism of claim 4, wherein: the side, far away from the threaded block (211), of each moving block (212) is provided with a positioning block (5), and the distances between the two positioning blocks (5) and the second positioning part (32) are the same; the two positioning blocks (5) are used for supporting a distance measuring tool.
6. The clamp span adjustment mechanism of claim 5, wherein: a first opening is formed in the middle of the base body (1), and the extending direction of the first opening is a first direction; a second channel is arranged on the base body (1) from the first opening to the edge of the base body, the second channel is communicated with the first opening, and the extending direction of the second channel is the first direction; the first positioning section (31) includes:
a first positioning rod (311), wherein the first positioning rod (311) can move in the first opening, the extending direction of the first positioning rod (311) is a second direction, and the second direction is perpendicular to the first direction;
the second screw rod (312) is arranged in the second channel, and is detachably connected near the first opening end;
and the clamping spring (313) is arranged on the side, away from the second screw (312), of the first positioning rod (311), the first positioning rod (311) is provided with a first through hole, and the second screw (312) penetrates through the first through hole and is connected and fixed by the clamping spring (313).
7. The clamp span adjustment mechanism of claim 6, wherein: each moving block (212) is provided with a supporting component (4) at the side far away from the first installation surface, and the supporting component (4) is used for supporting the workpiece.
8. The clamp span adjustment mechanism of claim 7, wherein: the support assembly (4) comprises first grooves (41) arranged on the side, far away from the first mounting surface, of each moving block (212), support rods (42) are arranged in the first grooves (41), and the height of each support rod (42) along the second direction is greater than the depth of each first groove (41).
9. The clamp span adjustment mechanism of claim 8, wherein: the first groove (41) and the projection of the positioning block (5) along the first plane are on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322281462.2U CN220783620U (en) | 2023-08-24 | 2023-08-24 | Clamp span adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322281462.2U CN220783620U (en) | 2023-08-24 | 2023-08-24 | Clamp span adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220783620U true CN220783620U (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322281462.2U Active CN220783620U (en) | 2023-08-24 | 2023-08-24 | Clamp span adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220783620U (en) |
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2023
- 2023-08-24 CN CN202322281462.2U patent/CN220783620U/en active Active
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