Quick-change clamp

Abstract

The utility model relates to a quick-change fixture, which comprises a mounting seat, a clamping piece and a fixer, the mounting seat is provided with a mounting groove and a mounting hole communicated with the mounting groove, the clamping piece is detachably connected with the mounting groove in a sliding manner, the clamping piece is provided with an insertion hole corresponding to the mounting hole, the fixer comprises a fixing rod, and the fixing rod can be detachably connected with the mounting hole and the insertion hole in an inserted manner. And the relative sliding between the clamping piece and the mounting seat is limited. Compared with the prior art, the quick-change clamp has the advantages that the fixing rod of the fixer is used for connecting and fixing the mounting seat and the clamping piece, only the fixing rod needs to be pulled out when the clamping piece is replaced, the operation is simple and convenient, the time for replacing the clamping piece can be greatly shortened, and the quick-change clamp is very convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a quick-change clamp. Background Art

[0002] A fixture is a device used to fix the workpiece in the mechanical manufacturing process so that it occupies the correct position for construction or inspection. In a broad sense, any device used to quickly, conveniently and safely install the workpiece in any process can be called a fixture.

[0003] In production activities, different clamps are often used to fix workpieces of different shapes and materials. Existing clamps generally use bolts to fix the clamps. When replacing, it is necessary to unscrew the bolts to remove the old clamps, replace the new clamps, and then tighten the bolts to fix them. This method is cumbersome to operate and inconvenient to replace. Utility Model Content

[0004] In view of this, it is necessary to provide a quick-change clamp to solve the technical problem of inconvenient clamp replacement in the prior art.

[0005] The utility model provides a quick-change clamp, which comprises: a mounting seat, a clip and a fixer, the mounting seat having a mounting groove and a mounting hole connected to the mounting groove, the clip being detachably slidably connected to the mounting groove, the clip having a plug hole corresponding to the mounting hole, and the fixer comprising a fixing rod, the fixing rod being detachably plugged with the mounting hole and the plug hole to limit the relative sliding between the clip and the mounting seat.

[0006] Furthermore, it also includes a crossbeam, two mounting seats are arranged opposite to each other and are slidably connected to the crossbeam, the mounting grooves connect the two sides of the mounting seats and the notches of the two mounting grooves are opposite to each other, the clips can slide into the mounting grooves from both ends of the mounting grooves, and part of the clips extend from the notches of the mounting grooves to outside the mounting grooves.

[0007] Furthermore, the clip includes a fixing portion and a replacement portion, and the replacement portion is detachably connected to the fixing portion. When the clip is installed on the mounting seat, the fixing portion is located in the mounting groove, and the replacement portion is located outside the mounting groove.

[0008] Furthermore, the mounting hole is connected to the upper surface of the mounting seat, and the opening of the jack is also located on the upper surface of the clip.

[0009] Furthermore, the fixer also includes a reset member, which is elastic and connects the fixing rod and the mounting seat.

[0010] Furthermore, the fixer also includes a sleeve, which is installed in the mounting hole, the fixing rod passes through the sleeve, the inner wall of the sleeve protrudes inward to form an upper retaining ring, the side wall of the fixing rod protrudes outward to form a lower retaining ring, the reset member is sleeved on the fixing rod and the two ends of the reset member respectively abut the upper retaining ring and the lower retaining ring.

[0011] Furthermore, an external thread is formed on the outer surface of the sleeve, and the fixer includes a fixing nut, which is matched and connected with the external thread, and the lower surface of the fixing nut abuts against the upper surface of the mounting seat.

[0012] Furthermore, an inner groove is formed at the connection between the mounting hole and the mounting groove, and the lower end of the sleeve extends outward to form a fixed retaining ring, which is embedded in the inner groove, and the lower surface of the fixed retaining ring is flush with the upper surface of the mounting groove.

[0013] Furthermore, the fixer also includes a handle, which is detachably connected to the upper end of the fixing rod, and the handle is also abutted against the upper end of the sleeve.

[0014] Furthermore, the upper end of the sleeve is an inclined surface to reduce the contact area with the handle.

[0015] Compared with the prior art, the quick-change clamp provided by the utility model uses a fixing rod of a fixer to connect the fixed mounting seat and the clip. When replacing the clip, it is only necessary to pull out the fixing rod. The operation is simple, and the time for replacing the clip can be greatly shortened. It is very convenient to use.

[0016] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the preferred embodiment of the utility model is described in detail as follows with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0018] FIG1 is a front view of a preferred embodiment of the quick-change clamp provided by the utility model;

[0019] Figure 2 A structural schematic diagram of another preferred embodiment of the quick-change clamp provided by the utility model;

[0020] Figure 3 for Figure 1 Internal cross-sectional view of the center retainer. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the present application and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not used to limit the scope of the present invention.

[0022] See also Figures 1 to 3 The utility model provides a quick-change clamp, which includes a mounting seat 1, a clip 2 and a fixer 3. The mounting seat 1 has a mounting groove and a mounting hole connected to the mounting groove. The clip 2 is detachably slidably connected to the mounting groove, and the clip 2 has a plug hole corresponding to the mounting hole. The fixer 3 includes a fixing rod 31, and the fixing rod 31 can be detachably plugged with the mounting hole and the plug hole to limit the relative sliding between the clip 2 and the mounting seat 1, so as to fix the clip 2. When replacing the clip 2, it is only necessary to pull out the fixing rod 31, which is easy to operate, can greatly shorten the time for replacing the clip 2, and is very convenient to use.

[0023] In some embodiments, the quick-change clamp further includes a crossbeam 4, two mounting seats 1 are arranged opposite to each other and are slidably connected to the crossbeam 4, the mounting grooves are connected to both sides of the mounting seat 1 and the notches of the two mounting grooves are opposite to each other. The clips 2 can slide into the mounting groove from both ends of the mounting groove, and part of the clips extend from the notch of the mounting groove to the outside of the mounting groove. The mounting seat 1 is slid along the crossbeam 4, and the distance between the two clips 2 is adjusted to achieve the effect of clamping the workpiece. The movement of the mounting seat 1 can be achieved by a driving device, and the driving device provides a driving force as a clamping force.

[0024] In some embodiments, the clip 2 includes a fixed portion 21 and a replacement portion 22, and the replacement portion 22 is detachably connected to the fixed portion 21. When the clip 2 is installed on the mounting seat 1, the fixed portion 21 is located in the mounting groove, and the replacement portion 22 is located outside the mounting groove. The fixed portion 21 is the part connected to the mounting groove, and the fixed portions 21 of different clips 2 are the same. The replacement portion 22 is the part that clamps the workpiece, and the replacement portions 22 of different clips 2 are different. Different clips 2 can be obtained by changing the replacement portion 22.

[0025] In some embodiments, the mounting hole is connected to the upper surface of the mounting seat 1, and the opening of the plug hole is also located on the upper surface of the clip 2. The fixing rod 31 is inserted into the mounting hole and the plug hole from top to bottom.

[0026] In some embodiments, the fixer 3 further includes a reset member 32, which is elastic and connects the fixing rod 31 and the mounting seat 1, and is used to provide a reset force to drive the fixing rod 31 back to its original position after the fixing rod 31 is pulled out.

[0027] In some embodiments, the fixer 3 further includes a sleeve 33, which is installed in the mounting hole. The fixing rod 31 passes through the sleeve 33, the inner wall of the sleeve 33 protrudes inward to form an upper retaining ring, and the side wall of the fixing rod 31 protrudes outward to form a lower retaining ring. The reset member 32 is sleeved on the fixing rod 31 and the two ends of the reset member 32 abut against the upper retaining ring and the lower retaining ring respectively. The reset member 32 can be a spring.

[0028] In some embodiments, an outer surface of the sleeve 33 is formed with an external thread, and the fixture 3 includes a fixing nut 34, the fixing nut 34 is matched with the external thread, and the lower surface of the fixing nut 34 abuts against the upper surface of the mounting seat 1. The sleeve 33 can be placed on the mounting seat 1 through the fixing nut 34.

[0029] In some embodiments, an inner groove is formed at the connection between the mounting hole and the mounting groove, and the lower end of the sleeve 33 extends outward to form a fixed retaining ring, which is embedded in the inner groove, and the lower surface of the fixed retaining ring is flush with the upper surface of the mounting groove. The fixed retaining ring and the fixing nut 34 cooperate to fix the sleeve 33 on the mounting seat 1.

[0030] In some embodiments, the fixer 3 further includes a handle 35 , which is detachably connected to the upper end of the fixing rod 31 , and the handle 35 is also in contact with the upper end of the sleeve 33 .

[0031] In some embodiments, the upper end of the sleeve 33 is inclined to reduce the contact area with the handle 35 .

[0032] When assembling the fixing device 3, first put the sleeve 33 into the mounting hole from bottom to top, and insert the fixing ring into the inner groove, and then fix the sleeve 33 with the fixing nut 34. Then, put the reset member 32 on the fixing rod 31, and insert it into the sleeve 33 from bottom to top. Then connect the handle 35 to the upper end of the fixing rod 31, and the installation is completed.

[0033] Compared with the prior art, the quick-change clamp provided by the utility model uses a fixing rod of a fixer to connect the fixed mounting seat and the clip. When replacing the clip, it is only necessary to pull out the fixing rod. The operation is simple, and the time for replacing the clip can be greatly shortened. It is very convenient to use.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.

Claims

1. A quick-change fixture, characterized in that: It includes: A mounting seat, a clip and a fixer, wherein the mounting seat has a mounting groove and a mounting hole connected to the mounting groove, the clip is detachably slidably connected to the mounting groove, the clip has a socket corresponding to the mounting hole, and the fixer includes a fixing rod, which can be detachably plugged into the mounting hole and the socket to limit the relative sliding between the clip and the mounting seat.

2. The quick-change fixture according to claim 1, characterized in that: It also includes a crossbeam, the two mounting seats are arranged opposite to each other and are slidably connected to the crossbeam, the mounting groove is connected to both sides of the mounting seat and the notches of the two mounting grooves are opposite to each other, the clip can slide into the mounting groove from both ends of the mounting groove, and part of the clip extends from the notch of the mounting groove to outside the mounting groove.

3. The quick-change fixture according to claim 2, characterized in that: The clip includes a fixing portion and a replacement portion, wherein the replacement portion is detachably connected to the fixing portion. When the clip is mounted on the mounting seat, the fixing portion is located in the mounting groove, and the replacement portion is located outside the mounting groove.

4. The quick-change fixture according to claim 1, characterized in that: The mounting hole is connected to the upper surface of the mounting seat, and the opening of the plug hole is also located on the upper surface of the clip.

5. The quick-change fixture according to claim 4, characterized in that: The fixer also includes a reset member, which is elastic and connects the fixing rod and the mounting seat.

6. The quick-change fixture according to claim 5, characterized in that: The fixer also includes a sleeve, which is installed in the installation hole. The fixing rod passes through the sleeve. The inner wall of the sleeve protrudes inward to form an upper retaining ring, and the side wall of the fixing rod protrudes outward to form a lower retaining ring. The reset member is sleeved on the fixing rod and the two ends of the reset member respectively abut against the upper retaining ring and the lower retaining ring.

7. The quick-change fixture according to claim 6, characterized in that: An external thread is formed on the outer surface of the sleeve, and the fixer includes a fixing nut, which is matched and connected with the external thread, and the lower surface of the fixing nut abuts against the upper surface of the mounting seat.

8. The quick-change fixture according to claim 7, characterized in that: An inner groove is formed at the connection between the mounting hole and the mounting groove. The lower end of the sleeve extends outward to form a fixed retaining ring. The fixed retaining ring is embedded in the inner groove, and the lower surface of the fixed retaining ring is flush with the upper surface of the mounting groove.

9. The quick-change fixture according to claim 6, characterized in that: The fixer also includes a handle, which is detachably connected to the upper end of the fixing rod and abuts against the upper end of the sleeve.

10. The quick-change fixture according to claim 9, characterized in that: The upper end of the sleeve is an inclined surface to reduce the contact area with the handle.

Images