CN214815501U

CN214815501U - Clamp for linear cutting

Info

Publication number: CN214815501U
Application number: CN202121574825.6U
Authority: CN
Inventors: 郭俊
Original assignee: Nanjing Honghang Machinery Manufacturing Co ltd
Current assignee: Nanjing Honghang Machinery Manufacturing Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-11-23
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a clamp for wire cutting, which comprises a fixed seat and an electric telescopic rod arranged on the fixed seat, wherein one end of the electric telescopic rod, which is far away from the fixed seat, is fixedly connected with a connecting column, the outer walls of the two ends of the connecting column are respectively provided with a first movable rod, the first movable rod is respectively movably connected with a second movable rod through a first movable shaft, the second movable rod is respectively movably connected with an outer plate through a second movable shaft, one end of the second movable rod, which is far away from the outer plate, is respectively fixedly connected with a clamping plate, when the electric telescopic rod begins to extend, the connecting column can move forwards along with the connecting column, the first movable rods respectively arranged on the two sides of the connecting column can move forwards, the second movable rod movably connected with the first movable rod can move downwards slowly, the clamping plate is connected with the second movable rod and can move downwards along with the connecting rod, when the electric telescopic rod extends to a certain distance, the clamping plate can realize clamping action, the clamping force of the clamping block is always stable and constant in the process, and the operation is convenient and quick.

Description

Clamp for linear cutting

Technical Field

The utility model relates to a fixture technical field specifically is an anchor clamps that wire-electrode cutting used.

Background

Wire cutting has been developed based on spark erosion drilling and forming. The method is characterized in that a moving metal wire (molybdenum wire, copper wire or alloy wire) is used as an electrode wire, and high temperature is generated by pulse spark discharge between the electrode wire and a workpiece to melt or vaporize metal to form a kerf, so that a part is cut. The wire cutting has the characteristics of being capable of processing any conductor or semiconductor material regardless of the hardness of the workpiece material, and being small in wire electrode loss and high in processing precision.

The existing wire cutting clamp has poor stabilizing function, which can cause misoperation to a product and affect the quality of the product, most of the clamps used on a machine tool are pressure plates and screws, and when the shape of a thin-walled part to be pressed and fixed is different from the conventional shape, a pressing mechanism can be designed to be relatively complex.

Therefore, we have proposed a jig for wire cutting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps that wire-electrode cutting used, this anchor clamps have stable clamping-force, can also the object of centre gripping different shapes, easy operation convenient and fast to the problem that proposes in the above-mentioned background has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anchor clamps that wire cutting used, includes the fixing base and sets up the electric telescopic handle on the fixing base, electric telescopic handle keeps away from the one end and the spliced pole fixed connection of fixing base, is provided with first movable rod on the outer wall at spliced pole both ends respectively, and first movable rod passes through first loose axle swing joint with the second movable rod respectively, and the second movable rod passes through second loose axle swing joint with the planking respectively, and the one end that the planking was kept away from to the second movable rod respectively with splint fixed connection.

Further, the one end and the shell fixed connection that the fixing base is close to first loose axle, the shell is kept away from the one end swing joint of spliced pole with first movable rod.

Further, splint include the left clamp splice that links to each other with the second movable rod end is fixed, and left clamp splice is provided with the connecting rod on being parallel to the terminal outer wall of second movable rod, and the connecting rod end runs through the inside that extends to right clamp splice, and the backplate port department of left clamp splice and right clamp splice is provided with the connecting block respectively.

Furthermore, the left clamping block and the right clamping block are both of semi-circular arc structures.

Furthermore, the connecting blocks on the left clamping block and the right clamping block back plate are connected through a screw rod in a penetrating manner, and the outer walls of the screw rods on the two sides of the left clamping block are respectively provided with a limiting block.

Furthermore, the inner walls of the cambered surfaces of the left clamping block and the right clamping block are uniformly provided with convex blocks.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a clamp for wire cutting, which comprises a fixed seat and an electric telescopic rod arranged on the fixed seat, wherein one end of the electric telescopic rod, which is far away from the fixed seat, is fixedly connected with a connecting column, the outer walls at the two ends of the connecting column are respectively provided with a first movable rod, the first movable rod is respectively movably connected with a second movable rod through a first movable shaft, the second movable rod is respectively movably connected with an outer plate through a second movable shaft, one end of the second movable rod, which is far away from the outer plate, is respectively fixedly connected with a clamping plate, when the clamp starts to work, the electric telescopic rod on the fixed seat begins to extend, the connecting column fixedly connected with the electric telescopic rod can move forwards along with the electric telescopic rod, when the connecting column moves forwards, the first movable rods at the two sides can be driven to move forwards, and the first connecting rod can drive the second movable rod to move downwards gradually when moving forwards, the second movable rod respectively with splint fixed connection again, when electric telescopic handle motion extreme position, the splint centre gripping object of both sides about the second movable rod drives, when electric telescopic handle contracts, splint can open rapidly, then reset to original position, accomplish a centre gripping action promptly, this anchor clamps can give by a stable clamp force of centre gripping object when the centre gripping, and easy operation convenient and fast.

2. The utility model provides a clamp for wire cutting, splint include the left clamp splice that links to each other with second movable rod end fixedly, left clamp splice is parallel to be provided with the connecting rod on the terminal outer wall of second movable rod, the connecting rod end runs through to extend to the inside of right clamp splice, and the backplate port department of left clamp splice and right clamp splice is provided with the connecting block respectively, left clamp splice and right clamp splice are half-circular arc structure, the connecting block on left clamp splice and the right clamp splice backplate passes through the screw rod and connects, and be provided with the stopper on the screw rod outer wall of left clamp splice both sides respectively, evenly be provided with the lug on the cambered surface inner wall of left clamp splice and right clamp splice, when clamping objects, can be through impelling the stopper, make two connecting blocks drive the distance of two clamp splices to be more and more close, thereby realize bigger clamping-force, and the outward appearance of clamp splice is half-circular arc, be provided with the lug on the cambered surface inner wall, the bumps can hold objects with different shapes, and further improve the clamp.

3. The utility model provides an anchor clamps that wire-electrode cutting used, the first quadrangle of planking is buckled and second loose axle swing joint, the spring is buckled and second quadrangle is buckled fixed connection with first quadrangle, the spring is when electric telescopic handle moves forward, the spliced pole drives the first movable rod of both sides and also moves forward, the head rod can drive the second movable rod downstream gradually in the forward motion, the spring of this process can be tensile state gradually, when electric telescopic rod shrink, the spring at this moment also gets back to original state from tensile state, can give the power of going back of two movable rods, thereby it is faster to make the device reset.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall cross-sectional view of the present invention;

FIG. 3 is a schematic view of a three-dimensional structure of the splint of the present invention;

fig. 4 is a cross-sectional view of the splint of the present invention.

In the figure: 1. a fixed seat; 2. an electric telescopic rod; 3. connecting columns; 4. a first movable bar; 5. a first movable shaft; 6. a second movable bar; 7. an outer plate; 71. a first snap fastener; 72. a spring; 73. a second snap fastener; 8. a second movable shaft; 9. a splint; 91. a left clamp block; 92. a connecting rod; 93. a right clamp block; 94. connecting blocks; 95. a screw; 96. a limiting block; 97. a bump; 10. a housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a clamp for wire cutting comprises a fixed base 1 and an electric telescopic rod 2 disposed on the fixed base 1, wherein one end of the electric telescopic rod 2 far from the fixed base 1 is fixedly connected with a connecting column 3, the outer walls of two ends of the connecting column 3 are respectively provided with a first movable rod 4, the first movable rod 4 is respectively movably connected with a second movable rod 6 through a first movable shaft 5, the second movable rod 6 is respectively movably connected with an outer plate 7 through a second movable shaft 8, one end of the second movable rod 6 far from the outer plate 7 is respectively fixedly connected with a clamping plate 9, one end of the fixed base 1 near the first movable shaft 5 is fixedly connected with a shell 10, the shell 10 is movably connected with one end of the first movable rod 4 far from the connecting column 3, a first snap 71 of the outer plate 7 is movably connected with the second movable shaft 8, a spring 72 is fixedly connected with the first snap 71 and a second snap 73, when electric telescopic handle 2 begins to extend, spliced pole 3 also can move along with, the first movable rod 4 that 3 both sides of spliced pole set up respectively, also can move forward, second movable rod 6 with 4 swing joint of first movable rod, can slowly the downstream, second movable rod 6 respectively with splint 9 fixed connection, so splint 9 can begin the downstream, extend to the certain distance when electric telescopic handle 2, splint 9 just can realize the centre gripping action, spring 72 links to each other with second movable rod 6 this moment, spring 72 can be stretched gradually, when electric telescopic handle 2 contracts, spring 72 resets gradually, can give the power of 6 backs of second movable rod this moment, it is faster to make it reset, the clamping-force of this process clamp splice all is stable invariable always, and convenient operation is swift.

Referring to fig. 3-4, the clamping plate 9 includes a left clamping block 91 fixedly connected to the end of the second movable rod 6, a connecting rod 92 is disposed on the outer wall of the left clamping block 91 parallel to the end of the second movable rod 6, the end of the connecting rod 92 extends into the right clamping block 93, and a connecting block 94 is disposed at the port of the back plate of the left clamping block 91 and the right clamping block 93, the left clamping block 91 and the right clamping block 93 are both in a semi-circular arc structure, the connecting blocks 94 on the back plates of the left clamping block 91 and the right clamping block 93 are connected by a screw 95, a limiting block 96 is disposed on the outer wall of the screw 95 at the two sides of the left clamping block 91, a distance between the connecting blocks 94 is closer by pushing the limiting block 96, so as to drive the distance between the left clamping block 91 and the right clamping block 93 to be closer, the object can obtain larger clamping force, the left clamping block 91 and the right clamping block 93 are both in a semi-circular arc structure, and the inner walls of the cambered surfaces of the left clamping block 91 and the right clamping block 93 are uniformly provided with the convex blocks 97, so that the clamping plates 9 can clamp objects with different shapes.

The working principle is as follows: when the electric telescopic rod 2 begins to extend, the connecting column 3 can move forwards along with the electric telescopic rod, the first movable rods 4 respectively arranged at two sides of the connecting column 3 can also move forwards, the second movable rods 6 movably connected with the first movable rods 4 can slowly move downwards, the second movable rods 6 are respectively and fixedly connected with the clamping plates 9, so the clamping plates 9 can start to move downwards, when the electric telescopic rod 2 extends to a certain distance, the clamping plates 9 can realize clamping action, in the process, the springs 72 are gradually stretched because the springs are connected with the second movable rods 6, when the electric telescopic rod 2 contracts, the springs 72 are gradually reset, at the moment, a force for returning the second movable rods 6 can be given, the resetting is quicker, when an object is clamped, the distance between the connecting blocks 94 can be closer by pushing the limiting block 96, the distance between the left clamping block 91 and the right clamping block 93 is driven to become closer, therefore, the object can obtain larger clamping force, the left clamping block 91 and the right clamping block 93 are both in a semi-arc structure, and the convex blocks 97 are uniformly arranged on the inner walls of the cambered surfaces of the left clamping block 91 and the right clamping block 93, so that the clamping plate 9 can clamp the objects in different shapes.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anchor clamps that wire-electrode cutting used, includes fixing base (1) and sets up electric telescopic handle (2) on fixing base (1), its characterized in that: one end and spliced pole (3) fixed connection of fixing base (1) are kept away from in electric telescopic handle (2), be provided with first movable rod (4) on the outer wall at spliced pole (3) both ends respectively, first movable rod (4) pass through first loose axle (5) swing joint with second movable rod (6) respectively, second movable rod (6) pass through second loose axle (8) swing joint with planking (7) respectively, the one end that planking (7) were kept away from in second movable rod (6) respectively with splint (9) fixed connection.

2. The jig for wire cutting as set forth in claim 1, wherein: the fixing seat (1) is close to one end of the first movable shaft (5) and fixedly connected with the shell (10), and the shell (10) is movably connected with one end of the first movable rod (4) far away from the connecting column (3).

3. The jig for wire cutting as set forth in claim 1, wherein: the first snap fastener (71) of the outer plate (7) is movably connected with the second movable shaft (8), and the spring (72) is fixedly connected with the first snap fastener (71) and the second snap fastener (73).

4. The jig for wire cutting as set forth in claim 1, wherein: splint (9) include left clamp splice (91) with the fixed link to each other in second movable rod (6) tip, and left clamp splice (91) are parallel to and are provided with connecting rod (92) on the terminal outer wall of second movable rod (6), and the inside that extends to right clamp splice (93) is run through to connecting rod (92) end, and the backplate port department of left clamp splice (91) and right clamp splice (93) is provided with connecting block (94) respectively.

5. The jig for wire cutting as set forth in claim 4, wherein: the left clamping block (91) and the right clamping block (93) are both of semi-circular arc structures.

6. The jig for wire cutting as set forth in claim 4, wherein: connecting block (94) on left clamp splice (91) and right clamp splice (93) backplate pass through screw rod (95) through connection, and are provided with stopper (96) on screw rod (95) outer wall of left clamp splice (91) both sides respectively.

7. The jig for wire cutting as set forth in claim 4, wherein: and the inner walls of the cambered surfaces of the left clamping block (91) and the right clamping block (93) are uniformly provided with convex blocks (97).