Enhanced clamping force woodworking clamp

Abstract

The utility model relates to the field of clamps, and mainly discloses a woodworking clamp with enhanced clamping force, including a crossbeam, two ends of the crossbeam are provided with fixing holes, a limit hole is also provided on the crossbeam, a fixing clamp is fixedly installed at one end of the crossbeam, an adjusting clamp is also movably installed on the crossbeam, and a clamping assembly is fixedly installed on the top of the end opposite to the fixing clamp and the adjusting clamp. The clamping plate on the clamping assembly of the utility model can be unfolded and adjusted, so that a larger piece of wood workpiece can be clamped, and the adjusting clamp can be easily moved and adjusted on the crossbeam, so that wood workpieces of different sizes and lengths can be stably clamped, and the fixing of the adjusting clamp can be enhanced and positioned by a clamping handle and a trigger member, so that the stability of the clamping can be ensured, and because the adjusting clamp and the fixing clamp can be easily disassembled on the crossbeam, not only can the wood workpiece be clamped, but also the wood workpiece with an inner hole groove can be tightened after changing their relative positions.

Description

Technical Field

[0001] The utility model relates to the field of clamps, in particular to a woodworking clamp with enhanced clamping force. Background Art

[0002] The woodworking clamp is an essential tool for woodworking. It has a simple structure and is easy to use, making it a good helper in woodworking.

[0003] However, the existing woodworking clamps are mostly clamped by rotating the threaded studs during use. Although the clamping is stable, the operation is cumbersome and not simple. The clamping using a simple hand-held clamp is not stable enough. At the same time, the contact points between this type of clamp and the wood workpiece are mostly fixed. If a larger piece of wood workpiece is to be clamped, it will generally be unstable. At this time, a larger clamp needs to be replaced to achieve stable clamping.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] The purpose of the utility model is to provide a woodworking clamp with enhanced clamping force to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A woodworking clamp with enhanced clamping force comprises a crossbeam, fixing holes are provided at both ends of the crossbeam near the end, and a limiting hole is provided on the crossbeam near the fixing hole. A fixing clamp is fixedly installed at one end of the crossbeam, and the fixing clamp is fixed to the crossbeam through the fixing hole at one end of the crossbeam. An adjusting clamp is also movably installed on the crossbeam, and the adjusting clamp is arranged between the two limiting holes, and a limiting column is also fixedly installed in the limiting hole away from the side of the fixing clamp. A clamping assembly is fixedly installed on the top of the end of the fixing clamp opposite to the adjusting clamp, and the clamping assembly comprises a fixing block fixedly installed on the fixing clamp and / or the adjusting clamp, and the fixing block is away from the fixing clamp and / or the adjusting clamp. The end portion of the clamp is fixedly installed with an installation shaft, and an extension handle arranged around the center of the installation shaft is integrally arranged on the side wall of the end of the installation shaft away from the fixed block, and a sliding groove is provided on the side of the extension handle facing the fixed block, and a sliding rod is inserted in the sliding groove, and an extension frame is integrally provided on the end of the sliding rod away from the extension handle, and a driven gear is rotatably installed on the outside of the installation shaft, and an arc-shaped hole is provided on the driven gear, and the arc-shaped holes are spirally equidistantly arranged on the driven gear, and a clamp is fixedly installed on the side of the extension frame away from the driven gear, and a guide column is fixedly installed on the outside of one end of the sliding rod away from the extension frame and facing the driven gear, and the guide column is slidably arranged in the arc-shaped hole.

[0008] Furthermore, one end of the guide column away from the slide rod passes through the arc-shaped hole, and a stopper is fixedly installed on one end of the guide column passing through the arc-shaped hole, and the diameter of the stopper is greater than the width of the arc-shaped hole.

[0009] Furthermore, an extension plate is integrally provided on one side of the extension handle, an assembly shaft is fixedly installed on the side of the extension plate facing the driven gear, a driving gear is rotatably installed on the assembly shaft, the driving gear is meshed with the driven gear, and an adjustment handle is installed on the side of the driving gear away from the extension plate.

[0010] Furthermore, a fixing cavity is provided on one side of the bottom of the fixing clamp, and a socket is also provided on the bottom of the fixing clamp along the length direction of the beam, the socket is communicated with the fixing cavity, a positioning block is provided inside the fixing cavity, a through hole is provided at the center of the positioning block, the beam passes through the through hole, a positioning protrusion is integrally provided on the inner wall of the through hole, the positioning protrusion is inserted into the fixing hole on the beam, and a sealing plate is installed at the port of the fixing cavity by screws.

[0011] Furthermore, a mounting plate is integrally provided on the top of the fixing clamp and the adjusting clamp, the mounting plate is perpendicular to the crossbeam, and an mounting hole for mounting a fixing block is provided on the end surface of the mounting plate.

[0012] Furthermore, an adjustment block is integrally provided at the bottom of the adjustment clamp, an adjustment cavity is opened inside one side of the adjustment block, a through hole is also opened on the adjustment block along the length direction of the beam, the through hole is connected with the adjustment cavity, the end of the beam away from the fixed clamp passes through the through hole, a handle is integrally provided at the bottom of the adjustment block, a clamping handle is provided on the side of the handle facing the fixed clamp, the top of the clamping handle penetrates into the adjustment cavity, a clamping plate is fixedly installed on the top of the clamping handle, a positioning hole is opened on the clamping plate, and the beam passes through the positioning hole.

[0013] Furthermore, a mounting seat is integrally provided on the inner side wall of the adjusting cavity, the top of the clamping handle is rotatably installed in the adjusting cavity through the mounting seat, a protrusion is integrally provided on the side of the handle facing the clamping handle, a slot is provided inside the side of the clamping handle facing the handle, the slot is arranged opposite to the protrusion, a cover plate is installed at the port of the adjusting cavity, and a mounting seat is also installed on the side of the cover plate facing the top of the handle.

[0014] Furthermore, a locking cavity is provided at one end of the adjustment block toward the fixing clamp, a trigger member is provided through the bottom of the locking cavity, a locking hole is provided on the top of the trigger member, the crossbeam is provided through the locking hole, and a rubber sleeve is also provided on the bottom of the trigger member.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a simple and reasonable structure, is quick and convenient to use, the clamping plate on the clamping assembly can be unfolded and adjusted, so that larger wooden workpieces can be clamped, and the adjusting clamp can be easily moved and adjusted on the beam, so that wooden workpieces of different sizes and lengths can be stably clamped, and the fixing of the adjusting clamp can be enhanced by the clamping handle and the trigger member to ensure the stability of the clamping, and because the adjusting clamp and the fixing clamp can be easily disassembled on the beam, not only can the wooden workpiece be clamped, but also the wooden workpiece with an inner hole groove can be tightened after changing its relative position, which is convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0018] Figure 2 It is a structural schematic diagram of a crossbeam in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0019] Figure 3 It is a structural schematic diagram of a clamping assembly in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0020] Figure 4 It is a structural schematic diagram of an extended handle in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0021] Figure 5 It is a structural schematic diagram of a driven gear in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0022] Figure 6 It is a schematic structural diagram of a clamping plate in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0023] Figure 7 It is a schematic structural diagram of a fixed clamp in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0024] Figure 8 This is an exploded view of the structure of a fixed clamp in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0025] Fig. 9It is a schematic structural diagram of an adjusting clamp in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0026] Fig.10 This is an exploded view of the structure of the adjustment clamp in the clamping force enhancing woodworking clamp according to an embodiment of the utility model;

[0027] Fig.11 It is a structural schematic diagram of an adjustment block in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0028] Fig.12 It is a structural schematic diagram of a clamping handle in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0029] Fig.13 It is a structural schematic diagram of a trigger member in a woodworking clamp with enhanced clamping force according to an embodiment of the utility model;

[0030] Fig.14 The utility model is a schematic structural diagram of another assembly method of the fixed clamp and the adjustable clamp in the enhanced clamping force woodworking clamp according to the embodiment of the utility model.

[0031] Reference numerals:

[0032] 1. Beam; 2. Fixing clamp; 3. Adjusting clamp; 4. Clamping assembly; 5. Fixing hole; 6. Limiting hole; 7. Limiting column; 8. Fixing block; 9. Mounting shaft; 10. Extension handle; 11. Slide groove; 12. Extension plate; 13. Assembly shaft; 14. Driving gear; 15. Adjusting handle; 16. Slide rod; 17. Guide column; 18. Stopper; 19. Extension frame; 20. Clamping plate; 21. Driven gear; 22. Arc hole; 23. Fixing cavity ; 24. Socket; 25. Positioning block; 26. Through hole; 27. Positioning protrusion; 28. Closing plate; 29. ​​Assembly plate; 30. Assembly hole; 31. Adjustment block; 32. Adjustment cavity; 33. Through hole; 34. Grip; 35. Pressing handle; 36. Pressing sheet; 37. Positioning hole; 38. Mounting seat; 39. Protruding sheet; 40. Slot; 41. Cover plate; 42. Locking cavity; 43. Trigger; 44. Locking hole; 45. Rubber sleeve. DETAILED DESCRIPTION

[0033] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described:

[0034] See also Figure 1-6The woodworking clamp with enhanced clamping force according to the embodiment of the utility model comprises a crossbeam 1, two ends of the crossbeam 1 are provided with fixing holes 5 near the end, and the crossbeam 1 is also provided with limiting holes 6 arranged near the fixing holes 5. A fixing clamp 2 is fixedly installed at one end of the crossbeam 1, and the fixing clamp 2 is fixed to the crossbeam 1 through the fixing holes 5 at one end of the crossbeam 1. An adjusting clamp 3 is also movably installed on the crossbeam 1, and the adjusting clamp 3 is arranged between the two limiting holes 6, and a limiting column 7 is also fixedly installed in the limiting hole 6 on the side away from the fixing clamp 2. A clamping assembly 4 is fixedly installed on the top of the end of the fixing clamp 2 opposite to the adjusting clamp 3, and the adjusting clamp 3 can be slidably adjusted on the crossbeam 1, thereby changing the distance between the two clamping assemblies 4, so as to realize the clamping of wood workpieces of different sizes, and the fixing hole 5 on the end of the crossbeam 1 away from the fixing clamp 2 can be used as a hanging hole, so that the woodworking clamp can be hung up when not in use.

[0035] In order to enable the clamping assembly 4 to be adjusted, and then the clamping surface of the wood workpiece can be increased, so as to make the clamping more stable, in this embodiment, the clamping assembly 4 includes a fixed block 8 fixedly installed on the fixed clamp 2 and / or the adjusting clamp 3, and an installation shaft 9 is fixedly installed on one end of the fixed block 8 away from the fixed clamp 2 and / or the adjusting clamp 3, and an extension handle 10 arranged around the center of the installation shaft 9 is integrally provided on the side wall of the end of the installation shaft 9 away from the fixed block 8, and a sliding groove 11 is provided on the side of the extension handle 10 facing the fixed block 8. A slide rod 16 is inserted into the slide groove 11, and an extension frame 19 is integrally provided at one end of the slide rod 16 away from the extension handle 10. A driven gear 21 is rotatably installed on the outside of the mounting shaft 9, and an arc hole 22 is opened on the driven gear 21. The arc hole 22 is spirally equidistantly opened on the driven gear 21, and a clamping plate 20 is fixedly installed on the side of the extension frame 19 away from the driven gear 21. A guide column 17 is fixedly installed on the outer side of one end of the slide rod 16 away from the extension frame 19 and facing the driven gear 21, and the guide column 17 is slidably set in the arc hole 22.

[0036] When an external force is applied to the driven gear 21, so that the driven gear 21 rotates outside the mounting shaft 9, the driven gear 21 can drive the guide column 17 to move synchronously through the arc hole 22. At this time, the guide column 17 can drive the slide bar 16 to slide in the slide groove 11, and the slide bar 16 drives the splint 20 to move synchronously through the extension frame 19, and finally realizes the deployment of all the splints 20, so that the overall clamping area of ​​the clamping assembly 4 on the wood workpiece is increased, and the clamping can be made more stable.

[0037] In order to make the assembly between the guide column 17 and the arc hole 22 more stable, in this embodiment, the end of the guide column 17 away from the slide rod 16 is arranged to pass through the arc hole 22, and a stopper 18 is fixedly installed on one end of the guide column 17 passing through the arc hole 22, and the diameter of the stopper 18 is greater than the width of the arc hole 22.

[0038] In order to facilitate the rotation adjustment of the driven gear 21, in the present embodiment, an extension plate 12 is also integrally provided on one side of the extension handle 10, and an assembly shaft 13 is fixedly installed on the side of the extension plate 12 facing the driven gear 21, and a driving gear 14 is rotatably installed on the assembly shaft 13. The driving gear 14 is meshed with the driven gear 21, and an adjustment handle 15 is installed on the side of the driving gear 14 away from the extension plate 12.

[0039] See also Figure 7-8 In order to stably install the fixing clip 2 at one end of the beam 1, in this embodiment, a fixing cavity 23 is provided at one side of the bottom of the fixing clip 2, and a plug hole 24 is provided at the bottom of the fixing clip 2 along the length direction of the beam 1, the plug hole 24 is connected to the fixing cavity 23, a positioning block 25 is provided inside the fixing cavity 23, a through hole 26 is provided at the center of the positioning block 25, the beam 1 passes through the through hole 26, and a positioning protrusion 27 is integrally provided on the inner wall of the through hole 26, the positioning protrusion 27 is inserted into the fixing hole 5 on the beam 1, and a sealing plate 28 is installed at the port of the fixing cavity 23 by screws. One end of the beam 1 is passed through the plug hole 24 and the positioning block 25 in the fixing cavity 23, so that the fixing hole 5 and the positioning protrusion 27 are assembled, and then the sealing plate 28 is fixed to the port of the fixing cavity 23 to achieve fixed installation of the fixing clip 2.

[0040] In order to facilitate the installation of the clamping assembly 4 on the top of the fixing clamp 2 and the adjusting clamp 3, in this embodiment, the top of the fixing clamp 2 and the adjusting clamp 3 are integrally provided with an assembly plate 29, the assembly plate 29 is perpendicular to the beam 1, and the end face of the assembly plate 29 is provided with an assembly hole 30 for installing the fixing block 8.

[0041] See also Figure 9-14 In order to enable the adjusting clamp 3 to be well adjusted on the beam 1, so as to facilitate clamping of wooden workpieces of different sizes, in this embodiment, an adjusting block 31 is integrally provided at the bottom of the adjusting clamp 3, an adjusting cavity 32 is provided inside one side of the adjusting block 31, a through hole 33 is also provided on the adjusting block 31 along the length direction of the beam 1, the through hole 33 is connected with the adjusting cavity 32, the end of the beam 1 away from the fixing clamp 2 is penetrated through the through hole 33, a grip 34 is integrally provided at the bottom of the adjusting block 31, a clamping handle 35 is provided on the side of the grip 34 facing the fixing clamp 2, the top of the clamping handle 35 penetrates into the adjusting cavity 32, and a plurality of clamping sheets 36 are fixedly installed on the top of the clamping handle 35, a positioning hole 37 is provided on the clamping sheet 36, the beam 1 is penetrated through the positioning hole 37, and the clamping sheet 36 is made of hard rubber.

[0042] Grasp the handle 34 with one hand and push the adjustment block 31 toward the fixing clamp 2 until the two clamping components 4 clamp the wooden workpiece. Then, hold the clamping handle 35 with the four fingers other than the thumb of the hand holding the handle 34. This can cause the clamping piece 36 on the top of the clamping handle 35 to deflect until the inner wall of the positioning hole 37 presses the outer wall of the beam 1 in an offset manner. At this time, the adjustment block 31 can be positioned relative to the beam 1, thereby ensuring that the two clamping components 4 no longer move, thereby achieving the clamping operation of the wooden workpiece.

[0043] In order to facilitate the compression handle 35 to drive the compression sheet 36 to deflect, in this embodiment, a mounting seat 38 is integrally provided on the inner side wall of the adjustment cavity 32, and the top of the compression handle 35 is rotatably mounted in the adjustment cavity 32 through the mounting seat 38. At the same time, in order to improve the hand feel of the compression handle 35 and the grip 34 when operating, a protruding piece 39 is integrally provided on the side of the grip 34 facing the compression handle 35, and a card slot 40 is provided inside the side of the compression handle 35 facing the grip 34, and the card slot 40 is arranged opposite to the protruding piece 39. In this way, when the compression handle 35 is pressed toward the grip 34, the overall volume between the two can be made smaller, which is convenient for holding. A cover plate 41 is installed at the port of the adjustment cavity 32, and a mounting seat 38 is also installed on the side of the cover plate 41 facing the top of the grip 34 (not shown).

[0044] In order to enable the adjusting clamp 3 to cooperate with the fixing clamp 2 to clamp the wood workpiece more stably, in this embodiment, the adjusting block 31 is provided with a locking cavity 42 at one end facing the fixing clamp 2, a trigger member 43 is provided at the bottom of the locking cavity 42, a locking hole 44 is provided at the top of the trigger member 43, and the crossbeam 1 is provided through the locking hole 44. After holding the grip 34 and the clamping handle 35, the index finger can be selected to press the bottom of the trigger member 43, and at this time, the inner wall of the locking hole 44 can also be pressed against the outer wall of the crossbeam 1, thereby increasing the stability of the adjusting block 31 on the crossbeam 1 and improving the stability of the clamping. The bottom of the trigger member 43 is also covered with a rubber sleeve 45.

[0045] Through the above scheme of the utility model, the utility model has a simple and reasonable structure, is quick and convenient to use, the clamping plate 20 on the clamping assembly 4 can be unfolded and adjusted, so that larger wooden workpieces can be clamped, and the adjusting clamp 3 can be easily moved and adjusted on the beam 1, so that wooden workpieces of different sizes and lengths can be stably clamped, and the fixing of the adjusting clamp 3 can be enhanced by the clamping handle 35 and the trigger member 43. Positioning, so as to ensure the stability of the clamping, and because the adjusting clamp 3 and the fixing clamp 2 can be easily disassembled on the beam 1, not only can the wooden workpiece be clamped, but also the wooden workpiece with an inner hole groove can be tightened after changing their relative positions, which is convenient and practical.

[0046] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0047] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0048] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0049] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A woodworking clamp with enhanced clamping force, comprising a crossbeam (1), characterized in that: Both ends of the crossbeam (1) are provided with fixing holes (5) near the ends, and the crossbeam (1) is also provided with limiting holes (6) arranged near the fixing holes (5). A fixing clamp (2) is fixedly installed at one end of the crossbeam (1), and the fixing clamp (2) is fixed to the crossbeam (1) through the fixing hole (5) at one end of the crossbeam (1). An adjusting clamp (3) is also movably installed on the crossbeam (1), and the adjusting clamp (3) is arranged between the two limiting holes (6), and a limiting column (7) is also fixedly installed in the limiting hole (6) on the side away from the fixing clamp (2). A clamping assembly (4) is fixedly installed on the top of the end of the fixing clamp (2) opposite to the adjusting clamp (3), and the clamping assembly (4) comprises a fixing block (8) fixedly installed on the fixing clamp (2) and / or the adjusting clamp (3), and a mounting shaft (9) is fixedly installed on the end of the fixing block (8) away from the fixing clamp (2) and / or the adjusting clamp (3). An extension handle (10) arranged around the center of the installation shaft (9) is integrally arranged on the side wall of the end of the installation shaft (9) away from the fixed block (8); a slide groove (11) is provided on the side of the extension handle (10) facing the fixed block (8); a slide rod (16) is inserted in the slide groove (11); an extension frame (19) is integrally arranged on the end of the slide rod (16) away from the extension handle (10); a driven gear (21) is rotatably mounted on the outside of the installation shaft (9); an arc hole (22) is provided on the driven gear (21); the arc hole (22) is spirally equidistantly arranged on the driven gear (21); a clamping plate (20) is fixedly mounted on the side of the extension frame (19) away from the driven gear (21); a guide column (17) is fixedly mounted on the outer side of one end of the slide rod (16) away from the extension frame (19) and facing the driven gear (21); the guide column (17) is slidably arranged in the arc hole (22).

2. The woodworking clamp with enhanced clamping force according to claim 1, characterized in that: One end of the guide column (17) away from the slide rod (16) passes through the arc-shaped hole (22), and a stopper (18) is fixedly installed on one end of the guide column (17) passing through the arc-shaped hole (22), and the diameter of the stopper (18) is greater than the width of the arc-shaped hole (22).

3. The woodworking clamp with enhanced clamping force according to claim 2, characterized in that: An extension plate (12) is also integrally provided on one side of the extension handle (10); a mounting shaft (13) is fixedly mounted on the side of the extension plate (12) facing the driven gear (21); a driving gear (14) is rotatably mounted on the mounting shaft (13); the driving gear (14) is meshed with the driven gear (21); and an adjustment handle (15) is mounted on the side of the driving gear (14) away from the extension plate (12).

4. The woodworking clamp with enhanced clamping force according to claim 3, characterized in that: A fixing cavity (23) is provided on one side of the bottom of the fixing clamp (2), and a plug hole (24) is also provided on the bottom of the fixing clamp (2) along the length direction of the cross beam (1), the plug hole (24) is communicated with the fixing cavity (23), a positioning block (25) is provided inside the fixing cavity (23), a through hole (26) is provided at the center of the positioning block (25), the cross beam (1) passes through the through hole (26), a positioning protrusion (27) is integrally provided on the inner wall of the through hole (26), the positioning protrusion (27) is inserted into the fixing hole (5) on the cross beam (1), and a sealing plate (28) is installed at the end of the fixing cavity (23) by means of screws.

5. The woodworking clamp with enhanced clamping force according to claim 4, characterized in that: The tops of the fixing clamp (2) and the adjusting clamp (3) are integrally provided with an assembly plate (29), the assembly plate (29) is perpendicular to the crossbeam (1), and the end surface of the assembly plate (29) is provided with an assembly hole (30) for installing a fixing block (8).

6. The woodworking clamp with enhanced clamping force according to claim 5, characterized in that: The bottom of the adjusting clamp (3) is integrally provided with an adjusting block (31), one side of the adjusting block (31) is provided with an adjusting cavity (32), the adjusting block (31) is also provided with a through hole (33) arranged along the length direction of the cross beam (1), the through hole (33) is connected with the adjusting cavity (32), the end of the cross beam (1) away from the fixing clamp (2) passes through the through hole (33), the bottom of the adjusting block (31) is integrally provided with a handle (34), the side of the handle (34) facing the fixing clamp (2) is provided with a clamping handle (35), the top of the clamping handle (35) penetrates into the adjusting cavity (32), the top of the clamping handle (35) is fixedly installed with a clamping sheet (36), the clamping sheet (36) is provided with a positioning hole (37), and the cross beam (1) passes through the positioning hole (37).

7. The woodworking clamp with enhanced clamping force according to claim 6, characterized in that: A mounting seat (38) is integrally provided on the inner side wall of the adjusting cavity (32); the top of the pressing handle (35) is rotatably mounted in the adjusting cavity (32) via the mounting seat (38); a protruding piece (39) is integrally provided on the side of the grip (34) facing the pressing handle (35); a slot (40) is provided inside the side of the pressing handle (35) facing the grip (34); the slot (40) is arranged opposite to the protruding piece (39); a cover plate (41) is installed at the end of the adjusting cavity (32); and a mounting seat (38) is also installed on the side of the cover plate (41) facing the top of the grip (34).

8. The woodworking clamp with enhanced clamping force according to claim 7, characterized in that: The adjusting block (31) is provided with a locking cavity (42) at one end thereof facing the fixing clamp (2); a trigger member (43) is provided through the bottom of the locking cavity (42); a locking hole (44) is provided at the top of the trigger member (43); the crossbeam (1) is provided through the locking hole (44); and a rubber sleeve (45) is also provided at the bottom of the trigger member (43).

Images