阅读说明：本技术 直角夹具 (Right-angle clamp ) 是由 杨力 于 2020-06-11 设计创作，主要内容包括：本发明涉及一种直角夹具,属于夹具技术领域,在同时夹紧两块不同厚度的板材时,若第一夹持空间内的板材厚度大于第二夹持空间内的板材,第一调节板先与第一夹持空间内的板材接触,第一调节板远离第一夹钳口的一端设置有第一楔形面,第二调节板远离第二夹钳口的一端设置有第二楔形面,第二楔形面和第一楔形面贴合,第一调节板和第二调节板之间的长度差等于不同厚度的两块板材之间的宽度差,较宽的板材与第一夹钳口接触后,第一调节板推动第二调节板与较窄的板材接触,较宽的板材和较窄的板材均被夹持固定,本发明可夹持不同厚度的两块板材,且较宽的板材和较窄的板材可以互换夹持在第一夹持空间和第二夹持空间内。(The invention relates to a right-angle clamp, belonging to the technical field of clamps, when two plates with different thicknesses are clamped simultaneously, if the thickness of the plate in the first clamping space is larger than that of the plate in the second clamping space, the first adjusting plate is firstly contacted with the plate in the first clamping space, one end of the first adjusting plate, which is far away from the first clamping jaw, is provided with a first wedge-shaped surface, one end of the second adjusting plate, which is far away from the second clamping jaw, is provided with a second wedge-shaped surface, the second wedge-shaped surface is attached to the first wedge-shaped surface, the length difference between the first adjusting plate and the second adjusting plate is equal to the width difference between two plates with different thicknesses, and after the wider plate is contacted with the first clamping jaw, the first adjusting plate pushes the second adjusting plate to contact with the narrower plate, the wider plate and the narrower plate are clamped and fixed, the invention can clamp two plates with different thicknesses, and the wider plate and the narrower plate can be clamped in the first clamping space and the second clamping space interchangeably.)

1. The utility model provides a right angle anchor clamps, includes base (1) and holder (2) of setting on base (1), fixed mounting has first clamp splice (3) and second clamp splice (4) that are the right angle setting each other on base (1), be provided with drive assembly on holder (2), the last clamp (5) that is provided with of drive assembly, clamp (5) have first clamp jaw (6) and second clamp jaw (7) that are the right angle setting each other, form the first centre gripping space of centre gripping work piece between first clamp jaw (6) and first clamp splice (3), form the second centre gripping space of centre gripping work piece between second clamp jaw (7) and second clamp splice (4), drive assembly drive clamp (5) are close to or keep away from holder (2), its characterized in that: the clamp is characterized in that a first adjusting hole is formed in the first clamping jaw (6), a first adjusting plate (8) penetrates through the first adjusting hole in a sliding mode, the first adjusting plate (8) is perpendicular to the first clamping jaw (6), a second adjusting hole is formed in the second clamping jaw (7), a second adjusting plate (9) penetrates through the second adjusting hole in a sliding mode, the second adjusting plate (9) is perpendicular to the second clamping jaw (7), one end, far away from the first clamping jaw (6), of the first adjusting plate (8) is provided with a first wedge-shaped surface (8-1), one end, far away from the second clamping jaw (7), of the second adjusting plate (9) is provided with a second wedge-shaped surface (9-1), the second wedge-shaped surface (9-1) is attached to the first wedge-shaped surface (8-1), the length difference between the first adjusting plate (8) and the second adjusting plate (9) is equal to the width difference between two plates with different thicknesses, a first elastic element (10) is arranged between the first clamping jaw (6) and the first adjusting plate (8), and a second elastic element (11) is arranged between the second clamping jaw (7) and the second adjusting plate (9).

2. The right angle clamp of claim 1, wherein: a first guide rod (12) arranged in parallel with the first adjusting plate is fixedly installed on the first adjusting plate (8), a first guide hole is formed in the first clamping jaw (6), the first guide rod (12) is coaxially inserted into the first guide hole, the first elastic element (10) is sleeved outside the first guide rod (12), one end of the first elastic element (10) is fixedly connected with the first guide rod (12), and the other end of the first elastic element is fixedly connected with the inner wall of the first guide hole; second regulating plate (9) are gone up fixed mounting have rather than parallel arrangement's second guide bar (13), the second presss from both sides and has seted up the second guiding hole on keeping silent (7), second guide bar (13) are coaxial to be inserted and to be established in the second guiding hole, second elastic element (11) cover is established outside second guide bar (13), the one end and second guide bar (13) fixed connection of second elastic element (11), the other end and second guiding hole inner wall fixed connection.

3. The right angle clamp of claim 1, wherein: the driving assembly comprises an adjusting screw rod (14), a threaded hole is formed in the clamping seat (2), the adjusting screw rod (14) is installed in the threaded hole in a threaded mode, one end of the adjusting screw rod (14) is rotatably connected with the clamp (5) through a bearing (15), and a rotating handle (16) is fixedly installed at the other end of the adjusting screw rod.

4. The right angle clamp of claim 1, wherein: one end of the first adjusting plate (8) penetrating through the first adjusting hole is fixedly provided with a first clamping plate (17), and the cross section area of the first clamping plate (17) is larger than that of the first adjusting plate (8); one end, penetrating out of the second adjusting hole, of the second adjusting plate (9) is fixedly provided with a second clamping plate (18), and the cross sectional area of the second clamping plate (18) is larger than that of the second adjusting plate (9).

5. The right angle clamp of claim 1, wherein: holder (2) pass through mounting panel (19) fixed mounting on base (1), be provided with the accommodation gap that is used for holding first regulating plate (8) and second regulating plate (9) between holder (2) and base (1).

Technical Field

The invention relates to the technical field of clamps, in particular to a right-angle clamp.

Background

The work piece need use clamping jig to press from both sides it before carrying on processes such as drilling, cutting, and general anchor clamps only have a centre gripping mouth usually, can only carry a face of work piece, when two work pieces of needs centre gripping simultaneously or the two faces of centre gripping single work piece, use traditional anchor clamps can appear the process loaded down with trivial details, awkward problem.

Along with the rapid development of processing technology, right-angle fixtures for clamping two workpieces or two surfaces of one workpiece simultaneously appear on the market, for example: chinese patent No. 201410516564.0 discloses a single-handle right-angle clamping jig, as shown in fig. 1, including base 2 and holder 4 on base 2, base 2 has two clamp splice 6 that are the right angle setting each other, is equipped with clamp 8 on holder 4, and clamp 8 has two clamp jaws 10 that are the right angle setting each other, forms the space of centre gripping work piece between clamp jaw 10 and the clamp splice 6, still be equipped with a drive piece that drives clamp jaw 10 butt or keep away from clamp splice 6 on holder 2, the drive piece includes normal running fit's screw rod 12 and swivel nut 14, clamp 8 is connected to the one end of screw rod 12, swivel nut 14 sets up on base 2. The clamp in the patent can clamp two surfaces of a workpiece, which are vertical to each other, by the same method, but the right-angle clamp can only clamp plates with the same thickness or two surfaces of the same plate, which are vertical to each other, but cannot clamp and fix two plates with different thicknesses.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the right-angle clamp is provided for solving the problems that the traditional right-angle clamp can only clamp plates with the same thickness or two surfaces of the same plate which are vertical to each other and can not clamp and fix two plates with different thicknesses.

The technical scheme adopted by the invention for solving the technical problems is as follows: a right-angle clamp comprises a base and a clamping seat arranged on the base, wherein a first clamping block and a second clamping block which are arranged at right angles are fixedly arranged on the base, a driving assembly is arranged on the clamping seat, a clamp is arranged on the driving assembly, the clamp is provided with a first clamping jaw and a second clamping jaw which are arranged at right angles, a first clamping space for clamping a workpiece is formed between the first clamping jaw and the first clamping block, a second clamping space for clamping the workpiece is formed between the second clamping jaw and the second clamping block, the driving assembly drives the clamp to be close to or far away from the clamping seat, a first adjusting hole is formed in the first clamping jaw, a first adjusting plate penetrates through the first adjusting hole in a sliding mode, the first adjusting plate is vertically arranged with the first clamping jaw, a second adjusting hole is formed in the second clamping jaw, a second adjusting plate penetrates through the second adjusting hole in the second adjusting hole, the utility model discloses a clamp, including first regulating plate and second regulating plate, second regulating plate and second clamp are kept away from perpendicular setting of keeping silent, the one end that first regulating plate kept away from first clamp is provided with first wedge face, the one end that the second clamp was kept away from to the second regulating plate is provided with the second wedge face, the laminating of second wedge face and first wedge face, the length difference between first regulating plate and the second regulating plate equals the width difference between two blocks of panel of different thickness, be provided with first elastic element between first clamp is kept silent and the first regulating plate, be provided with second elastic element between second clamp is kept silent and the second regulating plate.

When the right-angle clamp simultaneously clamps two plates with different thicknesses, one plate is placed in a first clamping space, the other plate is placed in a second clamping space, a driving assembly drives a clamp to be far away from a clamping seat, a first clamping jaw drives a first adjusting plate to be close to a first clamping block, a second clamping jaw drives a second adjusting plate to be close to a second clamping block, the first adjusting plate penetrates out of the first clamping jaw, the second adjusting plate penetrates out of the second clamping jaw, if the thickness of the plate in the first clamping space is larger than that of the plate in the second clamping space, the first adjusting plate is firstly contacted with the plate in the first clamping space, the driving assembly continues to drive the clamp to be far away from the clamping seat, the first adjusting plate retracts into a first adjusting hole, a first wedge-shaped surface is arranged at one end of the first adjusting plate far away from the first clamping jaw, a second wedge-shaped surface is arranged at one end of the second adjusting plate far away from the second clamping jaw, the second wedge-shaped surface is attached to the first wedge-shaped surface, the first adjusting plate pushes the second adjusting plate to move towards the narrower plate, after the extending end of the first adjusting plate is completely retracted into the first adjusting hole, the wider plate is contacted with the first clamping jaw, the driving assembly stops working, the length difference between the first adjusting plate and the second adjusting plate is equal to the width difference between two plates with different thicknesses, after the wider plate is contacted with the first clamping jaw, the first adjusting plate pushes the second adjusting plate to be contacted with the narrower plate, and the wider plate and the narrower plate are clamped and fixed.

In order to realize that a first elastic element is arranged between the first clamping jaw and the first adjusting plate, a first guide rod arranged in parallel with the first clamping jaw is fixedly arranged on the first adjusting plate, a first guide hole is formed in the first clamping jaw, the first guide rod is coaxially inserted into the first guide hole, the first elastic element is sleeved outside the first guide rod, one end of the first elastic element is fixedly connected with the first guide rod, and the other end of the first elastic element is fixedly connected with the inner wall of the first guide hole; be provided with second elastic element between keeping silent and the second regulating plate in order to realize the second, fixed mounting has rather than parallel arrangement's second guide bar on the second regulating plate, the second guide hole has been seted up on the second presss from both sides the jaw, the coaxial inserting of second guide bar is established in the second guide hole, second elastic element cover is established outside the second guide bar, second elastic element's one end and second guide bar fixed connection, the other end and second guide hole inner wall fixed connection.

Furthermore, the driving assembly comprises an adjusting screw rod, a threaded hole is formed in the clamping seat, the adjusting screw rod is installed in the threaded hole in a threaded mode, one end of the adjusting screw rod is rotatably connected with the clamp through a bearing, and a rotating handle is fixedly installed at the other end of the adjusting screw rod.

In order to increase the contact area between the first adjusting plate and the plate and prevent the plate from being crushed by the first adjusting plate and the second adjusting plate, a first clamping plate is fixedly installed at one end of the first adjusting plate, which penetrates out of the first adjusting hole, the cross section area of the first clamping plate is larger than that of the first adjusting plate, and the cross section area of the first clamping plate is larger than that of the first adjusting plate; one end of the second adjusting plate penetrating through the second adjusting hole is fixedly provided with a second clamping plate, and the cross sectional area of the second clamping plate is larger than that of the second adjusting plate.

In order to place the removal that the holder interfered first regulating plate and second regulating plate, the holder passes through mounting panel fixed mounting on the base, be provided with the accommodation gap that is used for holding first regulating plate and second regulating plate between holder and the base.

The right-angle clamp has the advantages that when the right-angle clamp simultaneously clamps two plates with different thicknesses, one plate is placed in the first clamping space, the other plate is placed in the second clamping space, the driving assembly drives the clamp to be far away from the clamping seat, the first clamping jaw drives the first adjusting plate to be close to the first clamping block, the second clamping jaw drives the second adjusting plate to be close to the second clamping block, the first adjusting plate penetrates out of the first clamping jaw, the second adjusting plate penetrates out of the second clamping jaw, if the thickness of the plate in the first clamping space is larger than that of the plate in the second clamping space, the first adjusting plate is firstly contacted with the plate in the first clamping space, the driving assembly continues to drive the clamp to be far away from the clamping seat, the first adjusting plate retracts into the first adjusting hole, a first wedge-shaped surface is arranged at one end of the first adjusting plate far away from the first clamping jaw, a second wedge-shaped surface is arranged at one end of the second adjusting plate far away from the second clamping jaw, the second wedge-shaped surface is attached to the first wedge-shaped surface, the first adjusting plate pushes the second adjusting plate to move towards the narrower plate, after the extending end of the first adjusting plate is completely retracted into the first adjusting hole, the wider plate is contacted with the first clamping jaw, the driving assembly stops working, the length difference between the first adjusting plate and the second adjusting plate is equal to the width difference between two plates with different thicknesses, after the wider plate is contacted with the first clamping jaw, the first adjusting plate pushes the second adjusting plate to be contacted with the narrower plate, and the wider plate and the narrower plate are clamped and fixed.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a three-dimensional schematic of the prior art;

FIG. 2 is a three-dimensional schematic of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3 in accordance with the present invention;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 3 in accordance with the present invention;

FIG. 6 is a front view of the present invention;

FIG. 7 is a cross-sectional view taken at C-C of FIG. 6 in accordance with the present invention;

FIG. 8 is a top view of the present invention with a first clamping space holding a narrower sheet and a second clamping space holding a wider sheet;

fig. 9 is a top view of the present invention when the first clamping space clamps a wider plate and the second clamping space clamps a narrower plate.

In the figure: 1. the clamp comprises a base, 2. a clamp seat, 3. a first clamp block, 4. a second clamp block, 5. a clamp, 6. a first clamp jaw, 7. a second clamp jaw, 8. a first adjusting plate, 8-1. a first wedge-shaped surface, 9. a second adjusting plate, 9-1. a second wedge-shaped surface, 10. a first elastic element, 11. a second elastic element, 12. a first guide rod, 13. a second guide rod, 14. an adjusting screw rod, 15. a bearing, 16. a rotating handle, 17. a first clamp plate, 18. a second clamp plate, 19. a mounting plate, 20. a narrow plate and 21. a wide plate.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 2, 3 and 6, a right-angle clamp includes a base 1 and a holder 2 disposed on the base 1, a first clamping block 3 and a second clamping block 4 disposed at a right angle are fixedly mounted on the base 1, a driving assembly is disposed on the holder 2, a clamp 5 is disposed on the driving assembly, the clamp 5 has a first clamping jaw 6 and a second clamping jaw 7 disposed at a right angle, a first clamping space for clamping a workpiece is formed between the first clamping jaw 6 and the first clamping block 3, a second clamping space for clamping the workpiece is formed between the second clamping jaw 7 and the second clamping block 4, the driving assembly drives the clamp 5 to approach or separate from the holder 2, a first adjusting hole is disposed on the first clamping jaw 6, a first adjusting plate 8 is slidably disposed in the first adjusting hole, the first adjusting plate 8 is disposed perpendicular to the first clamping jaw 6, a second adjusting hole is disposed on the second clamping jaw 7, a second adjusting plate 9 penetrates through the second adjusting hole in a sliding mode, the second adjusting plate 9 is perpendicular to the second clamping jaw 7, a first wedge-shaped surface 8-1 is arranged at one end, away from the first clamping jaw 6, of the first adjusting plate 8, a second wedge-shaped surface 9-1 is arranged at one end, away from the second clamping jaw 7, of the second adjusting plate 9, the second wedge-shaped surface 9-1 is attached to the first wedge-shaped surface 8-1, as shown in fig. 7, the length difference between the first adjusting plate 8 and the second adjusting plate 9 is equal to the width difference between two plates with different thicknesses, a first elastic element 10 is arranged between the first clamping jaw 6 and the first adjusting plate 8, a second elastic element 11 is arranged between the second clamping jaw 7 and the second adjusting plate 9, and the first elastic element 10 and the second elastic element 11 are compression springs.

A first guide rod 12 arranged in parallel with the first adjusting plate 8 is fixedly installed on the first adjusting plate 8, as shown in fig. 4, a first guide hole is formed in the first clamping jaw 6, the first guide rod 12 is coaxially inserted into the first guide hole, a first elastic element 10 is sleeved outside the first guide rod 12, one end of the first elastic element 10 is fixedly connected with the first guide rod 12, and the other end of the first elastic element is fixedly connected with the inner wall of the first guide hole; a second guide rod 13 arranged in parallel with the second adjusting plate 9 is fixedly installed on the second adjusting plate 9, as shown in fig. 5, a second guide hole is formed in the second clamping jaw 7, the second guide rod 13 is coaxially inserted into the second guide hole, a second elastic element 11 is sleeved outside the second guide rod 13, one end of the second elastic element 11 is fixedly connected with the second guide rod 13, and the other end of the second elastic element is fixedly connected with the inner wall of the second guide hole.

Further, the driving assembly comprises an adjusting screw rod 14, a threaded hole is formed in the clamping seat 2, the adjusting screw rod 14 is installed in the threaded hole in a threaded mode, one end of the adjusting screw rod 14 is rotatably connected with the clamp 5 through a bearing 15, and a rotating handle 16 is fixedly installed at the other end of the adjusting screw rod.

One end of the first adjusting plate 8 penetrating through the first adjusting hole is fixedly provided with a first clamping plate 17, the cross section area of the first clamping plate 17 is larger than that of the first adjusting plate 8, and the cross section area of the first clamping plate 17 is larger than that of the first adjusting plate 8; one end of the second adjusting plate 9, which penetrates through the second adjusting hole, is fixedly provided with a second clamping plate 18, and the cross-sectional area of the second clamping plate 18 is larger than that of the second adjusting plate 9.

The holder 2 is fixedly mounted on the base 1 through a mounting plate 19, and a receiving gap for receiving the first adjusting plate 8 and the second adjusting plate 9 is arranged between the holder 2 and the base 1.

When the right-angle clamp simultaneously clamps two plates with different thicknesses, one plate is placed in a first clamping space, the other plate is placed in a second clamping space, the adjusting screw 14 drives the clamp 5 to be far away from the clamp holder 2, the first clamp jaw 6 drives the first adjusting plate 8 and the first clamping plate 17 to approach the first clamping block 3, the second clamp jaw 7 drives the second adjusting plate 9 and the second clamping plate 18 to approach the second clamping block 4, the first adjusting plate 8 penetrates through the first clamp jaw 6, the second adjusting plate 9 penetrates through the second clamp jaw 7, if the thickness of the plate in the first clamping space is larger than that of the plate in the second clamping space, as shown in figure 9, the first clamping plate 17 is firstly contacted with the plate in the first clamping space, the adjusting screw 14 continuously drives the clamp 5 to be far away from the clamp holder 2, the first adjusting plate 8 retracts into the first adjusting hole, and one end, far away from the first clamp jaw 6, of the first adjusting plate 8 is provided with a first wedge-shaped surface 8-1, one end of the second adjusting plate 9, which is far away from the second clamping jaw 7, is provided with a second wedge-shaped surface 9-1, the second wedge-shaped surface 9-1 is attached to the first wedge-shaped surface 8-1, the first adjusting plate 8 pushes the second adjusting plate 9 to move towards the narrower plate, after the extending end of the first adjusting plate 8 is completely retracted into the first adjusting hole, the first clamping plate 17 is contacted with the first clamping jaw 6, the wider plate is contacted with the first clamping plate 17, the adjusting screw 14 stops rotating, the length difference between the first adjusting plate 8 and the second adjusting plate 9 is equal to the width difference between two plates with different thicknesses, after the wider plate is contacted with the first clamping plate 17, the first adjusting plate 8 pushes the second adjusting plate 9 to drive the second clamping plate 18 to be contacted with the narrower plate, and the wider plate and the narrower plate are clamped and fixed, the invention can clamp two plates with different thicknesses, and the wider plate and the narrower plate can be clamped in the first clamping space and the second clamping space in an interchangeable manner, as shown in fig. 8, when the clamping device is used by a worker, the clamping device can be placed at will without being distinguished intentionally, and the clamping device is more convenient to use.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.