CN218194735U

CN218194735U - Clamp and machining equipment

Info

Publication number: CN218194735U
Application number: CN202222216733.1U
Authority: CN
Inventors: 曾潇凯; 黄丽; 毛剑; 潘熙森; 高云峰
Original assignee: Shenzhen Han's Beijin Equipment Co ltd
Current assignee: Shenzhen Han's Beijin Equipment Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-01-03
Anticipated expiration: 2032-08-23

Abstract

The embodiment of the application discloses anchor clamps and processing equipment, anchor clamps include base, division board and at least two sets of centre gripping subassemblies, every group the centre gripping subassembly includes a plurality of splint, and is a plurality of splint along the first direction portable set up in on the base, every group the centre gripping subassembly a plurality of splint follow the first direction in proper order portable connection, the division board sets up in adjacent two sets of between the centre gripping subassembly, the division board is fixed in on the base. The anchor clamps that this application embodiment disclosed have adopted at least two sets of centre gripping subassemblies, and separate and independent respectively through the division board between the adjacent two sets of centre gripping subassemblies, and every group centre gripping subassembly all can follow the first direction flexible, compares a centre gripping subassembly including the splint of the same quantity so, and every group centre gripping subassembly in this application embodiment is when flexible removal, and the migration distance of splint is shorter, and under the same speed, it is shorter consuming time, and the extrusion between the splint is lighter.

Description

Clamp and machining equipment

Technical Field

The application relates to the technical field of machining, in particular to a clamp and machining equipment.

Background

Along with the development of new energy industry, the demand of lithium cell is bigger and bigger, and simultaneously, the demand design variety of lithium cell is also bigger and bigger, in order to deal with high demand, each producer need make progress constantly, optimizes production facility to the quality assurance accomplishes customer's order.

The existing lithium battery mainly comprises a hard package and a soft package, in the production process of the battery, the lithium battery needs to be heated and baked to complete dehumidification, when the soft package lithium battery is dehumidified, the soft package battery needs to be placed in a telescopic clamp and then placed in an oven together with the clamp to be baked, but when the existing soft package lithium battery dehumidifying clamp is actually stretched, clamping plates are pushed/pulled to move in sequence in a one-way mode to clamp or loosen, so that the driving mode is long in moving path and more time and energy consumption can be controlled; in the clamping process, the force applied to the clamping plates at the tail ends is the sum of the effects of all other clamping plates, so that the loss is increased for a long time, and the automatic mass production is not facilitated.

Therefore, a soft package lithium battery clamp which can work more efficiently and has a longer service life is urgently needed.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application relates to an anchor clamps and processing equipment, can accomplish a plurality of soft packet of lithium cell's clamp tightly fast and release, relative wearing and tearing are little moreover, and life is longer.

The embodiment of the application discloses anchor clamps, anchor clamps include base, division board and at least two sets of centre gripping subassemblies, every group the centre gripping subassembly includes a plurality of splint, and is a plurality of splint along the first direction portable set up in on the base, every group the centre gripping subassembly a plurality of splint follow the first direction portable connection in proper order, the division board sets up in adjacent two sets of between the centre gripping subassembly, the division board is fixed in on the base.

Optionally, the fixture further comprises a plurality of power connectors arranged on the base, each power connector is connected with one group of the clamping assemblies, and each power connector is used for being connected with an external drive so as to provide power for the plurality of clamping plates on the fixture to move and connect.

Optionally, the clamping assembly further comprises a plurality of connecting blocks, and two adjacent clamping plates of each clamping assembly are connected through one connecting block; one end of each connecting block is fixed with one corresponding clamping plate, the other end of each connecting block is slidably connected with the other corresponding clamping plate along the first direction, and the clamping plate close to the side of the partition plate in each group of clamping assemblies is fixed with the partition plate.

Optionally, the fixture further includes multiple sets of guiding members and multiple sets of driving members, the multiple sets of guiding members are disposed on the base along a first direction, the multiple sets of driving members are disposed on the base, and each set of clamping assembly corresponds to one set of driving members and one set of guiding members; the clamping assemblies are slidably arranged on the guide piece along a first direction, the clamping plate on the side, away from the partition plate, of each group of clamping assemblies is connected with the corresponding transmission piece, and each power joint is in driving connection with one group of transmission pieces.

Optionally, every group the driving medium includes drive screw and establishes the screwed conversion piece, drive screw along first direction around the central axis rotatable set up in on the base, drive screw with correspond the power joint drive is connected, the conversion piece with the drive screw spiro union, just the conversion piece with correspond the centre gripping subassembly is kept away from the partition plate side splint are fixed.

Optionally, each group of the transmission members includes a plurality of the transmission screws and a plurality of the conversion blocks, the transmission screws of each group of the transmission members are arranged side by side along a first direction and symmetrically arranged on two sides of the base, each transmission screw is in threaded connection with one conversion block, and each power connector is in driving connection with the transmission screws corresponding to the transmission; the power joint can be controlled by external drive to synchronously control the rotation of the corresponding plurality of transmission screw rods, so that the corresponding plurality of conversion blocks move along the first direction at the same speed and in the same direction.

Optionally, every group the guide includes many guide posts, many the guide post is along first direction side by side and the symmetry set up in the both sides of base, corresponding every of centre gripping subassembly be equipped with a plurality of through-holes on the splint, every the guide post passes in proper order and corresponds every of centre gripping subassembly a through-hole on the splint.

Optionally, two ends of the base in the first direction are respectively provided with a supporting part with a hollow interior, two ends of the transmission screw rod in the axial direction are arranged on the supporting part and the partition plate, the power connectors are arranged in the middle of the base, each power connector is connected with the corresponding transmission screw rod through a transmission belt, and the transmission belt is arranged in the supporting part; two ends of the guide piece along the first direction are respectively arranged on the corresponding supporting parts.

Optionally, the transmission screw rod comprises a threaded section and a smooth section, the threaded section is close to the support portion, the smooth section is close to the partition plate, and the conversion block is in threaded connection with the threaded section.

The embodiment of the application also discloses a processing device, which comprises the fixture.

The anchor clamps that this application embodiment discloses have adopted at least two sets of centre gripping subassemblies, and separate and independent separately through the division board between the adjacent two sets of centre gripping subassemblies, every group centre gripping subassembly all can follow the first direction flexible, compare a centre gripping subassembly including the splint of the same quantity so, every group centre gripping subassembly in this application embodiment is when flexible removal, the migration distance of splint is shorter, under the same speed, it is shorter consuming time, and the extrusion between the splint is lighter, and then it leads to flexible time length to have overcome a set of centre gripping subassembly that prior art discloses, splint wearing and tearing extrude serious problem, the effect that improves work efficiency and increase of service life has been reached.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the application, are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic structural diagram of a clamp disclosed in an embodiment of the present application;

FIG. 2 is an enlarged view of the structure of the portion A in FIG. 1;

FIG. 3 is an enlarged view of the structure of the portion B in FIG. 1;

FIG. 4 is a schematic view of the cleat of FIG. 1;

FIG. 5 is a schematic exploded view of the support and the base of FIG. 1;

fig. 6 is a block diagram of a processing apparatus disclosed in an embodiment of the present application.

10, a clamp; 11. a base; 12. a partition plate; 13. a clamping assembly; 14. a splint; 15. a power joint; 16. connecting blocks; 17. a guide member; 18. a transmission member; 19. a transmission screw rod; 20. a conversion block; 21. a guide post; 22. a through hole; 23. a support portion; 24. a threaded segment; 25. a smooth section; 26. and (5) processing equipment.

Detailed Description

It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present application may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or as implicitly indicating the number of technical features indicated. Thus, unless otherwise specified, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; "plurality" means two or more. The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or combinations thereof may be present or added.

In addition, terms of orientation or positional relationship indicated by "vertical", "horizontal", and the like, are described based on the orientation or relative positional relationship shown in the drawings, and are only for convenience of simplifying the description of the present application, and do not indicate that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, fixed connections, removable connections, and integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

The present application is described in detail below with reference to the figures and alternative embodiments.

As shown in fig. 1 to 4, the embodiment of the present application discloses a clamp 10, the clamp 10 includes a base 11, a partition plate 12 and at least two sets of clamping assemblies 13, each set of the clamping assemblies 13 includes a plurality of clamping plates 14, a plurality of the clamping plates 14 are movably disposed on the base 11 along a first direction, each set of the clamping assemblies 13 is a plurality of the clamping plates 14 are movably connected along the first direction in sequence, the partition plate 12 is disposed between two adjacent sets of the clamping assemblies 13, the partition plate 12 is fixed on the base 11, wherein the first direction is marked as X.

The anchor clamps 10 that this application embodiment discloses has adopted at least two sets of centre gripping subassemblies 13, and separate and independent separately through division board 12 between the adjacent two sets of centre gripping subassemblies 13, every group centre gripping subassembly 13 all can be followed first direction and is flexible, compare a centre gripping subassembly 13 including the splint 14 of the same quantity then, every group centre gripping subassembly 13 in this application embodiment is when flexible removal, splint 14's displacement is shorter, under the same speed, consuming time is shorter, and the extrusion between splint 14 is lighter, and then it leads to flexible time length to have overcome a set of centre gripping subassembly 13 that prior art discloses, splint 14 weares and squeezes serious problem, the effect that has improved work efficiency and increase of service life has been reached.

The fixture 10 further comprises a plurality of power joints 15 arranged on the base, each power joint 15 is connected with one group of the clamping assemblies 13, and the power joints 15 are used for being connected with an external drive so as to provide power for the plurality of clamping plates 14 on the fixture 10 to move. Each power coupling 15 is adapted to be coupled to a drive end of an external drive source, and each power coupling 15 is drivingly coupled to a set of gripper assemblies 13 for external drive access to control the extension and retraction of each set of gripper assemblies 13. The power connectors 15 are disposed on the base 11, the power connectors 15 are exposed out of the base 11 so as to be connected to an external drive, and the disposed position of each power connector 15 is close to the corresponding clamping assembly 13, taking the clamping assemblies 13 as two sets as an example, then the two corresponding power connectors 15 are disposed at two ends of the base 11 along the first direction respectively.

Further, as shown in fig. 3, the clamping assembly 13 further includes a plurality of connecting blocks 16, and two adjacent clamping plates 14 of each group of clamping assemblies 13 are connected through one connecting block 16; one end of each of the connecting blocks 16 is fixed to one corresponding clamping plate 14, the other end of the connecting block 16 is slidably connected to the other corresponding clamping plate 14 along the first direction, and the clamping plate 14 of each group of the clamping assemblies 13 close to the side of the partition plate 12 is fixed to the partition plate 12.

The plurality of clamping plates 14 in the clamping assembly 13 are sequentially arranged close to or far away from each other along a first direction, that is, the clamping assembly 13 is of a telescopic structure, in the embodiment of the present application, the adjacent clamping plates 14 are connected by using the connecting block 16, two types of holes can be arranged on the connecting block 16, one type is a round hole, the other type is a strip-shaped hole, then the connecting block 16 is fixed on one clamping plate 14 by passing a screw through the round hole, and then another screw passes through the strip-shaped hole to be connected with the corresponding other clamping plate 14, the strip-shaped hole can slide along the corresponding screw along the first direction, that is, the clamping and loosening actions can be completed by telescopic movement between the adjacent clamping plates 14, wherein the clamping plate 14 close to the partition plate 12 is fixedly connected with the partition plate 12. Of course, the arrangement of the connecting blocks 16 can preferably make the orientations of the circular holes respectively consistent and the orientations of the strip-shaped holes respectively consistent, so that the appearance is attractive, and the automatic installation operation is convenient. When the clamping assembly 13 is contracted, the nearest distance between the adjacent clamping plates 14 is that one clamping plate 14 slides to the end close to the other clamping plate 14 along the strip-shaped hole of the connecting block 16, and the distance is greater than or equal to the thickness of the material to be clamped so as to avoid clamping the material.

Further, as shown in fig. 1, the fixture 10 further includes a plurality of sets of guiding members 17 and a plurality of sets of transmission members 18, the plurality of sets of guiding members 17 are disposed on the base 11 along a first direction, the plurality of sets of transmission members 18 are disposed on the base 11, and each set of clamping assembly 13 corresponds to one set of transmission member 18 and one set of guiding member 17; the clamping components 13 are slidably arranged on the guide members 17 along a first direction, the clamping plates 14 on the sides of the clamping components 13 far away from the partition plate 12 in each group are connected with the corresponding transmission members 18, and each power connector 15 is in driving connection with one group of the transmission members 18.

Every group centre gripping subassembly 13 corresponds a set of driving medium 18 and a set of guide 17 setting in this application embodiment to the convenient independent control to every group centre gripping subassembly 13, of course every group guide 17 wherein also can correspond and be connected with multiunit centre gripping subassembly 13, provide the guide effect for multiunit centre gripping subassembly 13, so can satisfy the guide effect equally, save the many times installation step of multiunit guide 17 moreover. And the transmission medium 18 is connected with the clamping component 13 and is far away from the clamping plate 14 on the side of the partition plate 12, so when the power joint 15 is connected for driving, the driving joint driving transmission medium 18 drives the clamping plate 14 to move along the first direction, the clamping plate 14 drives the adjacent clamping plate 14 to move through the connecting block 16, and the adjacent clamping plate 14 drives the next adjacent clamping plate 14 to move and move downwards in sequence, thereby realizing the telescopic motion of the clamping component 13 of the corresponding group, and the control is simple and convenient.

Specifically, as shown in fig. 2, each set of the transmission member 18 includes a transmission screw rod 19 and a conversion block 20 with threads, the transmission screw rod 19 is rotatably disposed on the base 11 around a central axis along a first direction, the transmission screw rod 19 is in driving connection with the corresponding power joint 15, the conversion block 20 is in threaded connection with the transmission screw rod 19, and the conversion block 20 is fixed with the corresponding clamping plate 14 of the clamping assembly 13 far away from the partition plate 12.

This application embodiment is connected power joint 15 with the drive of the transmission screw 19 of driving medium 18, and after power joint 15 inserts the driving source, can drive transmission screw 19 and rotate, rotate the lead screw and rotate and can drive conversion block 20 through screw-thread fit and remove along first direction, and conversion block 20 is fixed with the splint 14 that division board 12 side was kept away from to centre gripping subassembly 13, conversion block 20 can realize providing direct thrust or pulling force to the flexible of centre gripping subassembly 13, and wherein screw-thread fit's mode drive is more accurate, can realize accurate control. The conversion block 20 can be sleeved on the rotary screw rod and screwed, similar to the matching of a bolt and a nut, and the outer side of the conversion block 20 is fixedly connected with the corresponding clamping plate 14.

It can be understood that each set of the transmission members 18 includes a plurality of the transmission screw rods 19 and a plurality of the conversion blocks 20, the transmission screw rods 19 of each set of the transmission members 18 are arranged side by side along a first direction and symmetrically arranged on two sides of the base 11, each of the transmission screw rods 19 is screwed with one of the conversion blocks 20, and each of the power joints 15 is respectively in driving connection with the transmission screw rods 19 corresponding to the transmission; the power joint 15 is controlled by external drive to synchronously control the rotation of the corresponding plurality of transmission screw rods 19, so that the corresponding plurality of conversion blocks 20 move along the first direction at the same speed and in the same direction.

The transmission screw rods 19 in the embodiment of the application are arranged in parallel along the first direction and symmetrically arranged on two sides of the base 11, so that symmetrical driving force can be provided for the corresponding clamping assemblies 13, the structural stress of the clamping assemblies is balanced, the problem of operation interference caused by driving is avoided, and specifically, the corresponding power connectors 15 are respectively in driving connection with the corresponding transmission screw rods 19 to realize synchronous driving, so that the corresponding conversion blocks 20 can move in the same speed and direction.

It can also be understood that, as shown in fig. 1 and 4, each set of the guide members 17 includes a plurality of guide posts 21, the plurality of guide posts 21 are juxtaposed and symmetrically disposed on both sides of the base 11 along the first direction, a plurality of through holes 22 are disposed on each of the clamping plates 14 of the corresponding clamping assembly 13, and each guide post 21 sequentially passes through one through hole 22 of each of the clamping plates 14 of the corresponding clamping assembly 13.

This application embodiment has set up many guide posts 21 that parallel and symmetry, and this guide post 21 can be four to constitute the setting on rectangle summit, like this centre gripping subassembly 13 cup joints back on guide post 21, receives the holding power of guide post 21 to make centre gripping subassembly 13 whole balanced, splint 14 removes when convenient flexible. Then combine foretell symmetry transmission lead screw 19 drive setting, centre gripping subassembly 13 is whole can realize balanced drive and concertina movement, so can facilitate the use, reduce wearing and tearing, promote work efficiency, increase life.

More specifically, as shown in fig. 5, the base 11 is provided with supporting portions 23 with hollow interiors at both ends in the first direction, the transmission screw 19 is provided at both ends in the axial direction on the supporting portions 23 and the partition plate 12, the power joints 15 are provided at the middle portion of the base 11, each power joint 15 is connected to the corresponding transmission screw 19 through a transmission belt (not shown) provided in the supporting portion 23; both ends of the guide 17 in the first direction are respectively disposed on the corresponding support portions 23.

This application embodiment is equipped with inside hollow supporting part 23 respectively on base 11 follows the both ends of first direction, and the both ends of guide post 21 can correspond and set up on supporting part 23, and wherein the guide post 21 passes division board 12, and a plurality of guide posts 21 of every group's guide 17 can be shared by multiunit centre gripping subassembly 13 like this, more optimizes to the structure of anchor clamps 10, and the installation is more convenient, and structural stability is also higher. One end of the transmission screw 19 is disposed on the supporting portion 23, and the other end is disposed on the partition plate 12, wherein a portion of the transmission screw 19 is inserted into the supporting portion 23, and then the transmission screw 19 of the inserted portion is connected to the power connector 15 through a transmission belt (not shown in the figure), although other transmission manners may be adopted to connect the transmission screw 19 to the power connector 15, which is not limited in detail, and then the transmission belt (not shown in the figure) is disposed inside the supporting portion 23. Wherein, power joint 15 is rotatable to be set up in base 11 middle part can conveniently connect and drive the transmission lead screw of both sides, and outside drive inserts back drive power joint 15 and rotates, then power joint 15 passes through the drive belt (not shown in the figure) and drives corresponding transmission lead screw 19 and rotate, and then conversion block 20 moves on transmission lead screw 19 along first direction to promote or stimulate corresponding splint 14 and realize that whole centre gripping subassembly 13 is flexible.

As shown in fig. 3, the driving screw 19 includes a threaded section 24 and a smooth section 25, the threaded section 24 is disposed near the supporting portion 23, the smooth section 25 is disposed near the partition plate 12, and the conversion block 20 is screwed with the threaded section 24. The length of the threaded section 24 is used as the driving distance of the transmission screw rod 19 to the conversion block 20, namely the driving distance to the clamping component 13, when the conversion block 20 moves to the smooth section 25, the transmission screw rod 19 cannot drive the smooth block to move, and therefore the clamping component 13 can be prevented from being damaged by telescopic transition due to driving transition or the clamping plate 14 can be prevented from being damaged by material clamping.

It should be noted that, in the embodiment of the present application, a plurality of groups of the same clamping assemblies 13 are preferred, so that it is more convenient to automatically pick and place materials, and two adjacent groups of clamping assemblies 13 are separated only by the partition plate 12 having a thickness substantially equal to that of the clamping plate 14, so compared with the prior art in which the clamp only has one group of clamping assemblies 13, the number of materials that can be clamped by the clamp 10 in the embodiment of the present application is not reduced, relatively speaking, if n groups of clamping assemblies 13 are provided in the embodiment of the present application, n groups of clamping assemblies 13 operate simultaneously, and the time taken for corresponding expansion and contraction can reach 1/n of the prior art, where n is a positive integer greater than or equal to 2, thereby greatly saving time cost.

As shown in fig. 6, the present embodiment also discloses a processing apparatus 26, where the processing apparatus 26 includes the fixture 10 as described in any of the above. The processing device 26 may be a device dedicated to clamping, or may be a device having a clamping function, and is not limited in particular.

The foregoing is a more detailed description of the present application in connection with specific alternative embodiments, and the specific implementations of the present application are not to be considered limited to these descriptions. For those skilled in the art to which the present application pertains, several simple deductions or substitutions may be made without departing from the concept of the present application, and all should be considered as belonging to the protection scope of the present application.

Claims

1. A clamp, comprising:

a base;

the clamping device comprises a base, at least two groups of clamping assemblies and a clamping mechanism, wherein each group of clamping assemblies comprises a plurality of clamping plates which are movably arranged on the base along a first direction, and the plurality of clamping plates of each group of clamping assemblies are sequentially movably connected along the first direction; and

the partition plates are arranged between the two adjacent groups of clamping assemblies and fixed on the base.

2. The clamp of claim 1, further comprising a plurality of power joints disposed on said base, each of said power joints being connected to a set of said clamping assemblies, said power joints being adapted for connection to an external drive to power movement of a plurality of said jaws on said clamp.

3. The clamp of claim 2, wherein said clamping assembly further comprises a plurality of connecting blocks, and adjacent two of said clamping plates of each said clamping assembly are connected by one of said connecting blocks;

one end of each connecting block is fixed with one corresponding clamping plate, the other end of each connecting block is slidably connected with the other corresponding clamping plate along the first direction, and the clamping plate close to the side of the partition plate in each group of clamping assemblies is fixed with the partition plate.

4. The fixture of claim 3, further comprising a plurality of sets of guides disposed on said base along a first direction and a plurality of sets of actuators disposed on said base, each set of said clamping assemblies corresponding to one set of said actuators and one set of said guides;

the clamping assemblies are slidably arranged on the guide piece along a first direction, the clamping plate on the side, away from the partition plate, of each group of clamping assemblies is connected with the corresponding transmission piece, and each power joint is in driving connection with one group of transmission pieces.

5. The clamp of claim 4, wherein each set of said transmission members includes a drive screw rotatably disposed on said base about a central axis in a first direction, and a threaded conversion block, said drive screw being drivingly connected to a corresponding said power connection, said conversion block being threadedly connected to said drive screw, and said conversion block being fixed to said clamping plate corresponding to said clamping assembly on a side remote from said spacer plate.

6. The clamp of claim 5, wherein each set of said transmission members comprises a plurality of said transmission screws and a plurality of said conversion blocks, the plurality of said transmission screws of each set of said transmission members are juxtaposed along a first direction and symmetrically disposed on both sides of said base, each said transmission screw is threadedly engaged with one said conversion block, each said power connector is drivingly connected to a plurality of said transmission screws corresponding to said transmission;

the power joint can be controlled by external drive to synchronously control the rotation of the corresponding transmission screw rods, so that the corresponding conversion blocks move along the first direction at the same speed and the same direction.

7. The fixture of claim 4, wherein each set of said guiding elements comprises a plurality of guiding posts, said plurality of guiding posts are arranged side by side along a first direction and symmetrically arranged on both sides of said base, each of said clamping plates of said corresponding clamping assembly is provided with a plurality of through holes, and each of said guiding posts sequentially passes through one through hole of each of said clamping plates of said corresponding clamping assembly.

8. The jig of claim 6, wherein said base has supporting portions with a hollow interior at both ends in the first direction, said driving screw rods are provided at both ends in the axial direction on said supporting portions and said partition plates, said power joints are provided at the middle portion of said base, each of said power joints is connected to a corresponding one of said driving screw rods through a belt, said belt is provided in said supporting portions;

two ends of the guide piece along the first direction are respectively arranged on the corresponding supporting parts.

9. The clamp of claim 8, wherein the drive screw includes a threaded section disposed proximate the support portion and a smooth section disposed proximate the divider plate, the transition block threadably engaging the threaded section.

10. A machining apparatus, characterized in that it comprises a clamp according to any one of claims 1-9.