Workpiece clamp

Abstract

The utility model provides a workpiece clamp which comprises a base, a pressing head installation support and a rotatable pressing head, a workpiece containing area is arranged on the upper surface of the base, and a first transverse abutting portion and a first longitudinal abutting portion are arranged in the workpiece containing area. The pressure head mounting bracket is arranged on the upper surface of the base; and the rotatable pressing head is arranged on the pressing head mounting bracket, can rotate and telescopically move, and is provided with a second transverse abutting part and a second longitudinal abutting part. Firstly, a workpiece is placed in a workpiece placing area so that the workpiece can abut against a first transverse abutting part and a first longitudinal abutting part; and then a rotatable pressing head extends towards the workpiece, so that the rotatable pressing head rotates corresponding to the workpiece to adjust the clamping angle, the workpiece can abut against a second transverse abutting part and a second longitudinal abutting part on the rotatable pressing head, and therefore clamping and fixing of the workpiece are achieved, the workpiece clamp can rapidly clamp and fix various workpieces of different sizes, operation is easy, and the workpiece clamp is convenient to use. And the production efficiency can be improved.

Description

Technical Field

[0001] The embodiment of the utility model relates to the technical field of tooling fixtures, and in particular to a workpiece fixture. Background Art

[0002] In the manufacturing industry, during the measurement and processing of workpieces, due to the different sizes of workpieces, it is usually necessary to design a variety of fixtures to fix workpieces of different sizes. Therefore, developing a fixture that can quickly fix workpieces of different sizes is an urgent problem to be solved. Utility Model Content

[0003] The purpose of the implementation mode of the utility model is to provide a workpiece clamp, aiming to design a clamp that can quickly fix workpieces of different sizes.

[0004] In order to solve the above technical problems, the embodiment of the utility model provides a workpiece clamp, comprising:

[0005] A base, wherein a workpiece placement area for placing a workpiece is provided on the upper surface of the base, wherein a first transverse abutting portion and a first longitudinal abutting portion are provided in the workpiece placement area, wherein the first transverse abutting portion is used to abut against one side of the workpiece in the transverse direction, and the first longitudinal abutting portion is used to abut against one side of the workpiece in the longitudinal direction;

[0006] A pressure head mounting bracket, the pressure head mounting bracket is arranged on the upper surface of the base, the pressure head mounting bracket is located on a side of the workpiece placement area that is away from the first transverse abutment portion in the transverse direction, and the pressure head mounting bracket is located on a side of the workpiece placement area that is away from the first longitudinal abutment portion in the longitudinal direction;

[0007] A rotatable ram, wherein the rotatable ram is arranged on the ram mounting bracket, and the rotatable ram is rotatable along an up-and-down axis relative to the ram mounting bracket and is telescopically movable in the direction of the workpiece placement area, and a second transverse abutment portion and a second longitudinal abutment portion are provided at one end of the rotatable ram close to the workpiece placement area, the second transverse abutment portion is used to abut against a side of the workpiece that is laterally away from the first transverse abutment portion, and the second longitudinal abutment portion is used to abut against a side of the workpiece that is longitudinally away from the first longitudinal abutment portion.

[0008] The workpiece clamp of the utility model can first place the workpiece in the workpiece placement area so that the workpiece can abut the first transverse abutment portion and the first longitudinal abutment portion; then extend the rotatable pressure head toward the workpiece, so that the rotatable pressure head adjusts the clamping angle corresponding to the rotation of the workpiece, so that the workpiece can abut the second transverse abutment portion and the second longitudinal abutment portion on the rotatable pressure head, thereby realizing the clamping and fixing of the workpiece. The workpiece clamp can quickly clamp and fix workpieces of various sizes, is simple to operate, saves time and effort, and can improve production efficiency.

[0009] Preferably, the workpiece fixture further comprises:

[0010] A driving mechanism, wherein the driving mechanism is arranged on the pressure head mounting bracket;

[0011] A ram fixing seat, the ram fixing seat being connected to the driving end of the driving mechanism so as to drive the ram fixing seat to move telescopically relative to the ram mounting bracket in a direction toward the workpiece placement area through the driving mechanism;

[0012] Wherein, one end of the rotatable pressing head away from the workpiece placement area is rotatably arranged on the pressing head fixing seat along an axis in the up-down direction.

[0013] Preferably, an elastic reset member is provided between the pressure head fixing seat and the rotatable pressure head, so that the rotatable pressure head can be rotationally reset by the elastic reset member.

[0014] Preferably, the elastic return member is extended along the telescopic movement direction of the ram fixing seat, one end of the elastic return member is connected to one end of the ram fixing seat close to the driving mechanism, and the other end is connected to one end of the rotatable ram close to the workpiece placement area.

[0015] Preferably, the elastic reset member is provided on at least one side of the pressure head fixing seat facing up and down.

[0016] Preferably, the elastic return member is a spring.

[0017] Preferably, a mounting groove is provided on the end surface of the pressure head fixing seat close to the workpiece placement area, and one end of the rotatable pressure head away from the workpiece placement area is rotatably arranged in the mounting groove along an up-and-down axis.

[0018] Preferably, the driving mechanism is arranged on the pressure head mounting bracket so as to be able to be adjusted up and down.

[0019] Preferably, the driving mechanism is a straight extension quick-action pressing pliers.

[0020] Preferably, one end of the rotatable pressing head away from the workpiece placement area and the mounting groove are both arranged in an arc shape.

[0021] Preferably, the pressure head mounting bracket is provided with a first slide groove extending in an up-down direction, and a first screw connection member capable of sliding up and down is provided at the first slide groove, and a tail portion of the first screw connection member passes through the first slide groove and is threadedly connected to the driving mechanism.

[0022] Preferably, the pressure head mounting bracket is arranged on the upper surface of the base so as to be movable and adjustable along the longitudinal direction and / or the transverse direction.

[0023] Preferably, a second slide groove extending laterally is provided on the upper surface of the base, and a guide column extending vertically is provided on the pressure head mounting bracket, and the lower end of the guide column extends into the second slide groove and can slide laterally along the second slide groove.

[0024] Preferably, a connecting piece is provided on the lower side of the base, and the lower end of the guide column passes through the second sliding groove and is connected to the connecting piece;

[0025] The pressure head mounting bracket is rotatably arranged relative to the guide column along an axis in the up-down direction, and the pressure head mounting bracket is provided with a third slide groove extending along the rotation direction of the pressure head mounting bracket;

[0026] The third slide groove is provided with a second screw connection member that can slide along the rotation direction of the pressure head mounting bracket, and the tail of the second screw connection member passes through the third slide groove and is threadedly connected with the connecting member.

[0027] Preferably, a rotating handle is provided at the upper end of the second screw connection member.

[0028] Preferably, the base includes a bottom plate and feet, the workpiece placement area is arranged on the upper surface of the bottom plate, the feet are arranged on the bottom plate, and a plurality of feet are arranged at intervals along the circumference of the bottom plate so that the height of the bottom plate can be adjusted by the feet.

[0029] Preferably, the first transverse abutment portion is a stopper extending along the longitudinal direction.

[0030] Preferably, the first longitudinal abutment portion is a stopper extending in the transverse direction. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] One or more embodiments are exemplarily described by pictures in the corresponding drawings, and these exemplified descriptions do not constitute limitations on the embodiments. Elements with the same reference numerals in the drawings represent similar elements, and unless otherwise stated, the figures in the drawings do not constitute proportional limitations.

[0032] Figure 1A schematic diagram of the structure of a workpiece fixture provided by an embodiment of the utility model;

[0033] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0034] Figure 3 for Figure 1 A schematic diagram of the structure of the workpiece fixture from another perspective;

[0035] Figure 4 for Figure 1 Schematic diagram of the structure of the middle base;

[0036] Figure 5 for Figure 1 A schematic diagram of the structure of the assembly of the medium pressure head mounting bracket and the rotatable pressure head;

[0037] Figure 6 for Figure 5 A cross-sectional view of the assembly of the intermediate pressure head mounting bracket and the rotatable pressure head.

[0038] Description of the figures of the utility model:

[0039] Workpiece clamp 100, base 1, workpiece placement area 11, first transverse abutment portion 12, first longitudinal abutment portion 13, second slide groove 14, bottom plate 15, standing foot 16, press head mounting bracket 2, first slide groove 21, first screw connection 22, guide column 23, third slide groove 24, second screw connection 25, rotating handle 26, rotatable press head 3, second transverse abutment portion 31, second longitudinal abutment portion 32, driving mechanism 4, press head fixing seat 5, mounting groove 51, elastic reset member 6, connecting member 7, workpiece 200.

[0040] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0042] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0043] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0044] The utility model provides a workpiece clamp, which can be used for quickly clamping and fixing workpieces of different sizes. The following will take the use of the workpiece clamp for clamping and fixing a square workpiece as an example for introduction. Figures 1 to 6 A preferred embodiment of the workpiece clamp provided by the utility model is shown.

[0045] See also Figures 1 to 6 In this embodiment, the workpiece fixture 100 includes a base 1, a press head mounting bracket 2 and a rotatable press head 3.

[0046] See also Figures 1 to 6 A workpiece placement area 11 for placing the workpiece 200 is provided on the upper surface of the base 1, and a first lateral abutment portion 12 and a first longitudinal abutment portion 13 are provided in the workpiece placement area 11. The first lateral abutment portion 12 is used to abut against one side of the workpiece 200 in the lateral direction, and the first longitudinal abutment portion 13 is used to abut against one side of the workpiece 200 in the longitudinal direction.

[0047] Specifically, the shape of the workpiece placement area 11 is usually compatible with the shape of the workpiece 200. For example, in this embodiment, the workpiece 200 is a square workpiece, and correspondingly, the workpiece placement area 11 is a square, and the two adjacent sides of the workpiece placement area 11 are respectively parallel to the horizontal and longitudinal directions.

[0048] A first transverse abutment portion 12 and a first longitudinal abutment portion 13 are provided in the workpiece placement area 11. The specific arrangement of the first transverse abutment portion 12 and the first longitudinal abutment portion 13 is not particularly limited. For example, the first transverse abutment portion 12 and the first longitudinal abutment portion 13 may both be bosses or convex strips.

[0049] Optionally, see Figures 1 to 6 In this embodiment, the first transverse abutting portion 12 is a stopper extending along the longitudinal direction.

[0050] Optionally, see Figures 1 to 6In this embodiment, the first longitudinal abutment portion 13 is a stopper extending in the transverse direction.

[0051] Specifically, the first transverse abutment portion 12 and the first longitudinal abutment portion 13 are both long strip-shaped stoppers, and the first transverse abutment portion 12 is arranged longitudinally on the upper surface of the base 1, while the longitudinal abutment portion 13 is arranged transversely on the upper surface of the base 1. The stopper may be fixedly mounted on the base 1 by means of screws or the like.

[0052] The base 1 serves as a support carrier for the workpiece 200. The specific style of the base 1 can be set according to actual conditions. Figures 1 to 6 In this embodiment, the base 1 includes a bottom plate 15 and a standing foot 16. A workpiece placement area 11 is provided on the upper surface of the bottom plate 15. The standing foot 16 is provided on the bottom plate 15. A plurality of standing feet 16 are provided at intervals along the circumference of the bottom plate 15 so that the height of the bottom plate 15 can be adjusted by the standing feet 16.

[0053] Specifically, the upper surface of the base 1 is the upper surface of the bottom plate 15, the workpiece placement area 11, the first transverse abutment portion 12 and the first longitudinal abutment portion 13 are all arranged on the upper surface of the bottom plate 15, and a plurality of feet 16 are arranged on the bottom plate 15 at intervals along the circumference of the bottom plate 15. The height of the bottom plate 15 from the ground can be adjusted by the plurality of feet 16.

[0054] For example, see Figures 1 to 6 In this embodiment, the bottom plate 15 is a square plate, four feet 16 are respectively arranged at the four corners of the bottom plate 15, and a workpiece placement area 11 is arranged at one corner of the bottom plate 15, and the first transverse abutment portion 12 and the first longitudinal abutment portion 13 are both close to the edge of the bottom plate 15. The following will take the bottom plate 15 as a square plate, and the workpiece placement area 11 is arranged at one corner of the bottom plate 15 as an example for description.

[0055] See also Figures 1 to 6 The ram mounting bracket 2 is arranged on the upper surface of the base 1, and the ram mounting bracket 2 is located on the side of the workpiece placement area 11 that is laterally away from the first lateral abutment portion 12, and the ram mounting bracket 2 is located on the side of the workpiece placement area 11 that is longitudinally away from the first longitudinal abutment portion 13.

[0056] Specifically, the pressure head mounting bracket 2 and the workpiece placement area 11 are respectively arranged at two diagonal positions of the bottom plate 15. The specific style of the pressure head mounting bracket 2 may not be specifically limited. For example, refer to Figures 1 to 6 In this embodiment, the pressure head mounting bracket 2 is L-shaped, and the pressure head mounting bracket 2 includes a connecting portion (not shown in the figure) and a bending portion (not shown in the figure), the connecting portion is connected to the base 1, and the bending portion is formed by bending upward and extending from one end of the connecting portion.

[0057] See also Figures 1 to 6 The rotatable ram 3 is arranged on the ram mounting bracket 2. The rotatable ram 3 is rotatable along the up-down axis relative to the ram mounting bracket 2 and is telescopically movable along the direction toward the workpiece placement area 11. The end of the rotatable ram 3 close to the workpiece placement area 11 is provided with a second transverse abutment portion 31 and a second longitudinal abutment portion 32. The second transverse abutment portion 31 is used to abut against the side of the workpiece 200 that is laterally away from the first transverse abutment portion 12, and the second longitudinal abutment portion 32 is used to abut against the side of the workpiece 200 that is longitudinally away from the first longitudinal abutment portion 13.

[0058] Specifically, the rotatable ram 3 is arranged on the bending portion of the ram mounting bracket 2, and a second transverse abutment portion 31 and a second longitudinal abutment portion 32 are provided on the rotatable ram 3, and the rotatable ram 3 can move horizontally relative to the ram mounting bracket 2, so that the rotatable ram 3 can approach and move away from the workpiece placement area 11, so that the rotatable ram 3 can abut and separate from the workpiece 200 located in the workpiece placement area 11.

[0059] When the rotatable pressing head 3 abuts against the workpiece 200 located in the workpiece placement area 11, the second transverse abutment portion 31 and the first transverse abutment portion 12 can respectively abut against the two sides of the workpiece 200 in the transverse direction, and the second longitudinal abutment portion 32 and the first longitudinal abutment portion 13 can respectively abut against the two sides of the workpiece 200 in the longitudinal direction, thereby achieving clamping and fixing of the workpiece 200.

[0060] Since the rotatable ram 3 can rotate along the vertical axis relative to the ram mounting bracket 2 , when the rotatable ram 3 abuts against the workpiece 200 , the rotatable ram 3 can rotate and adjust the clamping angle corresponding to the workpiece 200 .

[0061] The workpiece clamp 100 of the utility model can first place the workpiece 200 in the workpiece placement area so that the workpiece 200 can abut the first transverse abutment portion 12 and the first longitudinal abutment portion 13; then extend the rotatable pressure head 3 toward the workpiece 200, so that the rotatable pressure head 3 can adjust the clamping angle corresponding to the rotation of the workpiece 200, so that the workpiece 200 can abut the second transverse abutment portion 31 and the second longitudinal abutment portion 32 on the rotatable pressure head 3, thereby achieving clamping and fixing of the workpiece 200. The workpiece clamp 100 can quickly clamp and fix workpieces 200 of various sizes, is simple to operate, saves time and effort, and can improve production efficiency.

[0062] As described above, the rotatable pressure head 3 is rotatably and telescopically arranged on the pressure head mounting bracket 2, so a movable connection structure is arranged between the rotatable pressure head 3 and the pressure head mounting bracket 2, and the specific arrangement of the movable connection structure can be set according to actual conditions.

[0063] Optionally, see Figures 1 to 6 In this embodiment, the workpiece clamp 100 also includes a driving mechanism 4 and a ram fixing seat 5, the driving mechanism 4 is arranged on the ram mounting bracket 2; the ram fixing seat 5 is connected to the driving end of the driving mechanism 4, so as to drive the ram fixing seat 5 to move telescopically relative to the ram mounting bracket 2 along the direction toward the workpiece placement area 11 through the driving mechanism 4; wherein, the end of the rotatable ram 3 away from the workpiece placement area 11 is rotatably arranged on the ram fixing seat 5 along the up-down axis.

[0064] Specifically, the movable connection structure between the rotatable ram 3 and the ram mounting bracket 2 includes a driving mechanism 4 and a ram fixing seat 5. The driving mechanism 4 is arranged on the bending portion of the ram mounting bracket 2, and the rotatable ram 3 can be rotatably arranged on the ram fixing seat 5, and the ram fixing seat 5 is fixedly connected to the driving end of the driving mechanism 4, so that the ram fixing seat 5 can be driven to move horizontally by the driving mechanism 4, so that the rotatable ram 3 can be driven to move horizontally by the ram fixing seat 5, so that when the rotatable ram 3 abuts against the workpiece 200, the rotatable ram 3 applies a clamping force to the workpiece 200. Among them, the driving mechanism 4 can be a straight extension type quick pressing pliers, etc.

[0065] Optionally, see Figures 1 to 6 In this embodiment, an elastic reset member 6 is provided between the pressure head fixing seat 5 and the rotatable pressure head 3 so as to rotationally reset the rotatable pressure head 3 through the elastic reset member 6 .

[0066] Specifically, when the rotatable pressing head 3 contacts the workpiece 200, the rotatable pressing head 3 can adaptively rotate and adjust the clamping angle according to the shape of the workpiece 200, so that the second transverse abutment portion 31 and the second longitudinal abutment portion 32 on the rotatable pressing head 3 can both abut the workpiece 200, and during the rotation of the rotatable pressing head 3, the elastic reset member 6 will be deformed.

[0067] When the rotatable pressing head 3 is separated from the workpiece 200, the rotatable pressing head 3 can automatically rotate and return to the initial position under the action of the elastic return member 6. The elastic return member 6 can be a spring or the like.

[0068] Optionally, see Figures 1 to 6 In this embodiment, the elastic reset member 6 is extended along the telescopic movement direction of the ram fixing seat 5, one end of the elastic reset member 6 is connected to one end of the ram fixing seat 5 close to the driving mechanism 4, and the other end is connected to one end of the rotatable ram 3 close to the workpiece placement area 11.

[0069] Optionally, see Figures 1 to 6 In this embodiment, the pressure head fixing seat 5 is provided with an elastic reset member 6 on at least one side facing up and down.

[0070] Specifically, the elastic reset member 6 may be provided only on the upper side or the lower side of the pressure head fixing seat 5 ; or the elastic reset member 6 may be provided on both the upper side and the lower side of the fixing seat 5 .

[0071] Optionally, see Figures 1 to 6 In this embodiment, a mounting groove 51 is provided on the end surface of the ram fixing seat 5 close to the workpiece placement area 11, and the end of the rotatable ram 3 away from the workpiece placement area 11 is rotatably arranged in the mounting groove 51 along the vertical axis. By providing the mounting groove 51 on the ram fixing seat 5, the rotatable ram 3 can be installed and positioned on the ram fixing seat 5.

[0072] The shape of the mounting groove 51 is generally compatible with the shape of the end of the rotatable pressing head 3 away from the workpiece placement area 11. Figures 1 to 6 In this embodiment, the end of the rotatable pressing head 3 away from the workpiece placement area 11 and the mounting groove 51 are both arranged in an arc shape.

[0073] Specifically, the end face of the rotatable pressing head 3 away from the workpiece placement area 11 is an arc surface, and correspondingly, the mounting groove 51 is an arc groove, so that a rotational fit can be formed between the end of the rotatable pressing head 3 away from the workpiece placement area 11 and the mounting groove 51.

[0074] For further information, see Figures 1 to 6 In the present embodiment, the rotatable pressing head 3 is in the shape of a disc with a notch, and the notch on the rotatable pressing head 3 is a 90° notch, so that a second transverse abutment portion 31 and a second longitudinal abutment portion 32 can be formed at the notch of the rotatable pressing head 3 .

[0075] Optionally, see Figures 1 to 6 In this embodiment, the driving mechanism 4 is arranged on the pressure head mounting bracket 2 so as to be able to be adjusted up and down.

[0076] Specifically, by adjusting the driving mechanism 4 up and down relative to the ram mounting bracket 2 , the mounting height of the rotatable ram 3 can be adjusted, so that the mounting position of the rotatable ram 3 can be adjusted up and down according to the height of the workpiece 200 .

[0077] For further information, see Figures 1 to 6 In this embodiment, a first slide groove 21 extending in an up-down direction is provided on the pressure head mounting bracket 2, and a first screw connection 22 capable of sliding up and down is provided at the first slide groove 21. The tail of the first screw connection 22 passes through the first slide groove 21 and is threadedly connected to the driving mechanism 4.

[0078] Specifically, a first slide groove 21 is provided through the bent portion of the pressure head mounting bracket 2, the driving mechanism 4 is located at one side of the bent portion, and the first screw connection 22 can be installed at the first slide groove 21 from the side of the bent portion away from the driving mechanism 4. When the first screw connection 22 is loosened, the driving mechanism 4 can be slid up and down, thereby adjusting the installation position of the rotatable pressure head 3 up and down. After adjusting the installation position of the rotatable pressure head 3, tighten the first screw connection 22.

[0079] Optionally, see Figures 1 to 6 In this embodiment, the pressure head mounting bracket 2 is arranged on the upper surface of the base 1 so as to be movable and adjustable along the longitudinal direction and / or the transverse direction.

[0080] Specifically, when the pressure head mounting bracket 2 is arranged on the upper surface of the base 1 so as to be movable and adjustable along the longitudinal direction, by adjusting the pressure head mounting bracket 2 relative to the base 1 along the longitudinal direction, the rotatable pressure head 3 can be driven to move along the longitudinal direction by the pressure head mounting bracket 2, so that the installation position of the rotatable pressure head 3 can be adjusted along the longitudinal direction corresponding to the longitudinal size of the workpiece 200. When the pressure head mounting bracket 2 is arranged on the upper surface of the base 1 so as to be movable and adjustable along the lateral direction, by adjusting the pressure head mounting bracket 2 relative to the base 1 along the lateral direction, the rotatable pressure head 3 can be driven to move along the lateral direction by the pressure head mounting bracket 2, so that the installation position of the rotatable pressure head 3 can be adjusted along the lateral direction corresponding to the lateral size of the workpiece 200.

[0081] The pressure head mounting bracket 2 may be movable and adjustable only in one direction, longitudinal or transverse, or it may be movable and adjustable in both longitudinal and transverse directions. The following will take the pressure head mounting bracket 2 being movable and adjustable in both longitudinal and transverse directions as an example.

[0082] Optionally, see Figures 1 to 6 In this embodiment, a second slide groove 14 extending in a transverse direction is provided on the upper surface of the base 1, and a guide column 23 extending in an up-down direction is provided on the pressure head mounting bracket 2. The lower end of the guide column 23 extends into the second slide groove 14 and can slide laterally along the second slide groove 14.

[0083] Specifically, a second slide groove 14 is provided through the upper plate surface of the base plate 15, and a guide column 23 is provided on the connecting part of the pressure head mounting bracket 2. The lower end of the guide column 23 forms a sliding fit with the second slide groove 14 in the horizontal direction, thereby being able to form a sliding guide for the pressure head mounting bracket 2 in the horizontal direction.

[0084] The specific method of setting the guide column 23 on the pressure head mounting bracket 2 may not be particularly limited. Figures 1 to 6In this embodiment, the guide column 23 is a pin.

[0085] Optionally, see Figures 1 to 6 In this embodiment, a connecting piece 7 is provided on the lower side of the base 1, and the lower end of the guide column 23 passes through the second slide groove 14 and is connected to the connecting piece 7; the pressure head mounting bracket 2 is rotatably arranged along the vertical axis relative to the guide column 23, and the pressure head mounting bracket 2 is provided with a third slide groove 24 extending along the rotation direction of the pressure head mounting bracket 2; a second screw connection 25 that can slide along the rotation direction of the pressure head mounting bracket 2 is provided at the third slide groove 24, and the tail of the second screw connection 25 passes through the third slide groove 24 and is threadedly connected to the connecting piece 7.

[0086] Specifically, a third slide groove 24 is provided through the upper plate surface of the base plate 15, and the second screw connector 25 is installed at the third slide groove 24 from the upper side. The tail of the second screw connector 25 passes through the third slide groove 24 and the second slide groove 14 in sequence and is threadedly connected to the connecting member 7, and the second screw connector 25 can slide laterally along the second slide groove 14.

[0087] When the second screw connector 25 is loosened, the pressure head mounting bracket 2 can be slid transversely along the second slide groove 14, so that the installation position of the rotatable pressure head 3 can be adjusted in the transverse direction, and the pressure head mounting bracket 2 can be rotated along the third slide groove 24 and around the guide column 23, so that the installation position of the rotatable pressure head 3 can be adjusted in the longitudinal direction. After adjusting the installation position of the rotatable pressure head 3, the second screw connector 25 can be tightened.

[0088] For further information, see Figures 1 to 6 In this embodiment, a rotating handle 26 is provided at the upper end of the second screw connection member 25 .

[0089] Specifically, the upper end of the second screw connector 25 protrudes upward from the connection portion of the pressure head mounting bracket 2 , and a rotating handle 26 is provided at the upper end of the second screw connector 25 . The second screw connector 25 can be loosened and tightened by operating the rotating handle 26 .

[0090] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A workpiece fixture, characterized in that: include: A base, wherein a workpiece placement area for placing a workpiece is provided on the upper surface of the base, wherein a first transverse abutting portion and a first longitudinal abutting portion are provided in the workpiece placement area, wherein the first transverse abutting portion is used to abut against one side of the workpiece in the transverse direction, and the first longitudinal abutting portion is used to abut against one side of the workpiece in the longitudinal direction; A pressure head mounting bracket, the pressure head mounting bracket is arranged on the upper surface of the base, the pressure head mounting bracket is located on a side of the workpiece placement area that is away from the first transverse abutment portion in the transverse direction, and the pressure head mounting bracket is located on a side of the workpiece placement area that is away from the first longitudinal abutment portion in the longitudinal direction; A rotatable ram, wherein the rotatable ram is arranged on the ram mounting bracket, and the rotatable ram is rotatable along an up-and-down axis relative to the ram mounting bracket and is telescopically movable in the direction of the workpiece placement area, and a second transverse abutment portion and a second longitudinal abutment portion are provided at one end of the rotatable ram close to the workpiece placement area, the second transverse abutment portion is used to abut against a side of the workpiece that is laterally away from the first transverse abutment portion, and the second longitudinal abutment portion is used to abut against a side of the workpiece that is longitudinally away from the first longitudinal abutment portion.

2. The workpiece fixture according to claim 1, characterized in that: The workpiece fixture also includes: A driving mechanism, wherein the driving mechanism is arranged on the pressure head mounting bracket; A ram fixing seat, the ram fixing seat being connected to the driving end of the driving mechanism so as to drive the ram fixing seat to move telescopically relative to the ram mounting bracket in a direction toward the workpiece placement area through the driving mechanism; Wherein, one end of the rotatable pressing head away from the workpiece placement area is rotatably arranged on the pressing head fixing seat along an axis in the up-down direction.

3. The workpiece clamp according to claim 2, characterized in that: An elastic reset member is provided between the pressure head fixing seat and the rotatable pressure head, so as to rotationally reset the rotatable pressure head through the elastic reset member.

4. The workpiece clamp according to claim 3, characterized in that: The elastic reset member is extended along the telescopic movement direction of the pressure head fixing seat, one end of the elastic reset member is connected to one end of the pressure head fixing seat close to the driving mechanism, and the other end is connected to one end of the rotatable pressure head close to the workpiece placement area; and / or, The elastic reset component is arranged on at least one side of the pressure head fixing seat facing up and down.

5. The workpiece clamp according to claim 2, characterized in that: The end surface of the pressure head fixing seat close to the workpiece placement area is provided with a mounting groove, and the end of the rotatable pressure head away from the workpiece placement area is rotatably arranged in the mounting groove along an axis in the up-down direction; and / or, The driving mechanism is arranged on the pressure head mounting bracket so as to be movable and adjustable up and down; and / or, The driving mechanism is a straight extension type quick pressing pliers.

6. The workpiece clamp according to claim 5, characterized in that: One end of the rotatable pressing head away from the workpiece placement area and the mounting groove are both arranged in an arc shape.

7. The workpiece clamp according to claim 5, characterized in that: The pressure head mounting bracket is provided with a first slide groove extending in an up-down direction, and a first screw connection member capable of sliding up and down is provided at the first slide groove. The tail of the first screw connection member passes through the first slide groove and is threadedly connected to the driving mechanism.

8. The workpiece clamp according to any one of claims 1 to 6, characterized in that: The pressure head mounting bracket is arranged on the upper surface of the base in a manner that it can be movably adjusted along the longitudinal direction and / or the transverse direction.

9. The workpiece clamp according to claim 8, characterized in that: A second slide groove extending in a transverse direction is arranged on the upper surface of the base, and a guide column extending in an up-down direction is arranged on the pressure head mounting bracket, and the lower end of the guide column extends into the second slide groove and can slide in a transverse direction along the second slide groove.

10. The workpiece clamp according to claim 9, characterized in that: A connecting piece is provided on the lower side of the base, and the lower end of the guide column passes through the second sliding groove and is connected to the connecting piece; The pressure head mounting bracket is rotatably arranged relative to the guide column along an axis in the up-down direction, and the pressure head mounting bracket is provided with a third slide groove extending along the rotation direction of the pressure head mounting bracket; The third slide groove is provided with a second screw connection member that can slide along the rotation direction of the pressure head mounting bracket, and the tail of the second screw connection member passes through the third slide groove and is threadedly connected with the connecting member.

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