CN214184951U

CN214184951U - Clamping and fixing device for machining die with good clamping and punching effects

Info

Publication number: CN214184951U
Application number: CN202022946285.1U
Authority: CN
Inventors: 蔡小江
Original assignee: Dongguan Zhiwei Precision Mold Co ltd
Current assignee: Dongguan Zhiwei Precision Mold Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-14
Anticipated expiration: 2030-12-07

Abstract

The utility model belongs to the technical field of die machining, especially, for a press from both sides centre gripping fixing device that effectual die processing used, to the anchor clamps structure singleness among the prior art, poor to the fixed effect of the centre gripping of mould, cause the problem of influence to the processing effect of mould easily, the following scheme is proposed at present, and it includes the base, the spread groove has been seted up to one side of base, and two threaded rods are installed to the spread groove internal rotation, and the one end of the threaded rod that lies in the below in two threaded rods extends to the base and outside and fixed mounting has the handle, and the pivot is installed to the spread groove internal rotation, and the equal fixed mounting in the outside of the threaded rod that lies in the below in the one end of pivot and two threaded rods has a gear, two gears mesh mutually. The utility model has the advantages of reasonable design, easy operation can follow a plurality of faces the mould simultaneously and press from both sides tight fixedly, has improved the fixed effect to the mould, and then has improved the clamp towards the effect to the mould.

Description

Clamping and fixing device for machining die with good clamping and punching effects

Technical Field

The utility model relates to a mould processing technology field especially relates to a press from both sides centre gripping fixing device that effectual mould processing used.

Background

The die processing refers to the processing of forming and blank making tools, and further comprises a shearing die and a die cutting die. In general, the mold is composed of an upper mold and a lower mold. The steel plate is placed between the upper and lower dies, and the material is formed under the action of a press, and when the press is opened, a workpiece determined by the shape of the die is obtained or corresponding waste materials are removed. Workpieces as small as the electronic connector and as large as the automobile instrument panel can be molded by using the mold. The progressive die is a set of dies capable of automatically moving a processing workpiece from one station to another station and obtaining a formed part at the last station. The die processing technology comprises the following steps: the method comprises the following steps of cutting a die, punching a blank die, a compound die, an extrusion die, a four-slide-rail die, a progressive die, a stamping die, a die cutting die and the like, wherein a clamp is usually used for fixing the die and then processing the die during die processing.

However, the clamp in the prior art has a single structure, has a poor clamping and fixing effect on the die, and easily affects the processing effect of the die, so we propose a clamping and fixing device for processing the die with a good clamping and punching effect to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the single structure of anchor clamps among the prior art, it is poor to the fixed effect of centre gripping of mould, cause the shortcoming of influence to the processing effect of mould easily, and the centre gripping fixing device of effectual mould processing usefulness is dashed in the clamp that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a press from both sides centre gripping fixing device that effectual mould processing used, the on-line screen storage device comprises a base, the spread groove has been seted up to one side of base, two threaded rods are installed to the spread groove internal rotation, the one end of the threaded rod that lies in the below in two threaded rods extends to the base and outside and fixed mounting has the handle, the pivot is installed to the spread groove internal rotation, the equal fixed mounting in the outside of the threaded rod that lies in the below in the one end of pivot and two threaded rods has the gear, two gears mesh mutually, the other end of pivot and the equal fixed mounting in the outside of the threaded rod that lies in the top in two threaded rods have a conical gear, two conical gear mesh mutually, two movable plates are installed to the equal screw thread in the outside of two threaded rods, the top of four movable plates all extends to the top of base, the equal fixed mounting in one side that four movable plates are close to each other has splint.

Preferably, a fixed plate is fixedly mounted in the connecting groove, a mounting hole is formed in one side of the fixed plate, an outer ring of the bearing is fixedly mounted in the mounting hole, and the threaded rod below the two threaded rods is fixedly sleeved with the inner ring of the bearing, so that the threaded rod below the two threaded rods can be conveniently rotated and mounted.

Preferably, the outside of pivot is rotated and is installed the axle sleeve, and the top fixed mounting of axle sleeve has the bottom of connecting rod, and the top fixed mounting of connecting rod is convenient for rotate the installation pivot on the top inner wall of spread groove.

Preferably, the outside of threaded rod is equipped with two sets of external screw threads, and two sets of external screw thread pitch are the same, and revolve to opposite for the moving direction of two movable plates is opposite all the time, and the amplitude of movement remains the unanimity all the time.

Preferably, four openings are formed in the top of the base, the four moving plates are located in the corresponding openings respectively, limiting rods are fixedly mounted in the four openings, and the four moving plates are connected to the outer sides of the corresponding limiting rods in a sliding mode respectively and play a certain limiting role in the moving plates.

Preferably, one side that four movable plates are close to each other is all fixedly mounted with the one end of a plurality of dead levers, and the other end and the corresponding splint fixed connection of a plurality of dead levers that lie in the homonymy in a plurality of dead levers are convenient for fixed mounting splint.

In the utility model, the clamping and fixing device for processing the die with good clamping and punching effects drives the threaded rod positioned below to rotate by rotating the handle, so that the two threaded rods can be driven to synchronously rotate through the meshing transmission of the two gears and the meshing transmission of the two bevel gears, and four movable plates can be driven to mutually approach and move through two groups of external threads arranged outside the threaded rod, and the die is clamped and fixed through four clamping plates by driving the four movable plates to be mutually close and fixed through four clamping plates, so that the die can be simultaneously clamped and fixed from a plurality of surfaces, the fixing effect on the die is improved, and the clamping and punching effect on the die is further improved;

the utility model has the advantages of reasonable design, easy operation can follow a plurality of faces the mould simultaneously and press from both sides tight fixedly, has improved the fixed effect to the mould, and then has improved the clamp towards the effect to the mould.

Drawings

Fig. 1 is a schematic structural view of a clamping and fixing device for processing a mold with a good clamping and punching effect according to the present invention;

fig. 2 is a schematic structural view of a portion a of a clamping and fixing device for die processing, which has a good clamping and punching effect;

fig. 3 is the utility model provides a press from both sides effectual centre gripping fixing device for mould processing overlook schematic structure diagram.

In the figure: 1. a base; 2. connecting grooves; 3. a threaded rod; 4. a fixing plate; 5. a handle; 6. a rotating shaft; 7. a gear; 8. a bevel gear; 9. moving the plate; 10. an opening; 11. a limiting rod; 12. fixing the rod; 13. and (4) clamping the plate.

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.

Referring to fig. 1-3, a press from both sides centre gripping fixing device that effectual mould processing used, including base 1, spread groove 2 has been seted up to one side of base 1, two threaded rods 3 are installed to the internal rotation of spread groove 2, the one end of the threaded rod 3 that lies in the below in two threaded rods 3 extends to base 1 outside and fixed mounting has handle 5, pivot 6 is installed to the internal rotation of spread groove 2, the equal fixed mounting in the outside of the threaded rod 3 that lies in the below in one end of pivot 6 and two threaded rods 3 has gear 7, two gears 7 mesh mutually, the equal fixed mounting in the outside of the threaded rod 3 that lies in the top in the other end of pivot 6 and two threaded rods 3 has bevel gear 8, two bevel gear 8 meshes mutually, two equal threaded mounting in the outside of two threaded rods 3 has two 9, the top of four movable plates 9 all extends to the movable plate top of base 1, the equal fixed mounting in one side that four movable plates 9 are close to each other has splint 13.

A fixed plate 4 is fixedly arranged in the connecting groove 2, one side of the fixed plate 4 is provided with a mounting hole, an outer ring of a bearing is fixedly arranged in the mounting hole, a threaded rod 3 positioned below in the two threaded rods 3 is fixedly sleeved with an inner ring of the bearing and is convenient to rotate and mount the threaded rod 3 positioned below, the outer side of the rotating shaft 6 is rotatably provided with a shaft sleeve, the top of the shaft sleeve is fixedly provided with the bottom end of a connecting rod, the top end of the connecting rod is fixedly mounted on the inner wall of the top of the connecting groove and is convenient to rotate and mount the rotating shaft 6, the outer side of the threaded rod 3 is provided with two groups of external threads, the thread pitches of the two groups of external threads are the same, the rotating directions are opposite, so that the moving directions of the two moving plates 9 are always opposite, the, the four moving plates 9 are respectively connected to the outer sides of the corresponding limiting rods 11 in a sliding mode, a certain limiting effect is achieved on the moving plates 9, one ends of the fixing rods 12 are fixedly mounted on one sides, close to each other, of the four moving plates 9, and the other ends of the fixing rods 12 located on the same side in the fixing rods 12 are fixedly connected with the corresponding clamping plates 13, so that the clamping plates 13 can be conveniently and fixedly mounted.

The utility model discloses in, when using, can place the mould at the top of base 1, make the mould be located one side that four splint 13 are close to each other, then can drive threaded rod 3 rotation that is located the below through rotating handle 5, thereby can be through the meshing transmission of two gears 7, and the meshing transmission of two bevel gear 8, can drive two threaded rod 3 synchronous rotations, thereby can be through two sets of external screw threads that 3 outsides of threaded rod set up, can drive four movable plates 9 and be close to each other and remove and through four splint 13, press from both sides the mould and press from both sides the fastening, can follow a plurality of faces simultaneously and press from both sides the fastening in the mould, the fixed effect to the mould has been improved, and then the clamp towards the effect to the mould has.

Claims

1. The clamping and fixing device for processing the die with good clamping and punching effects comprises a base (1) and is characterized in that a connecting groove (2) is formed in one side of the base (1), two threaded rods (3) are rotatably mounted in the connecting groove (2), one ends of the threaded rods (3) positioned below in the two threaded rods (3) extend out of the base (1) and are fixedly provided with handles (5), a rotating shaft (6) is rotatably mounted in the connecting groove (2), gears (7) are fixedly mounted at one ends of the rotating shaft (6) and the outer sides of the threaded rods (3) positioned below in the two threaded rods (3), the two gears (7) are meshed with each other, bevel gears (8) are fixedly mounted at the other ends of the rotating shaft (6) and the outer sides of the threaded rods (3) positioned above in the two threaded rods (3) respectively, the two movable plates (9) are mounted at the outer sides of the two threaded rods (3) in a threaded manner, the tops of the four moving plates (9) all extend to the upper side of the base (1), and clamping plates (13) are fixedly mounted on the sides, close to each other, of the four moving plates (9).

2. The clamping and fixing device for processing the die with good clamping and punching effects as claimed in claim 1, wherein a fixing plate (4) is fixedly mounted in the connecting groove (2), a mounting hole is formed in one side of the fixing plate (4), an outer ring of a bearing is fixedly mounted in the mounting hole, and a threaded rod (3) positioned below in the two threaded rods (3) is fixedly sleeved with an inner ring of the bearing.

3. The clamping and fixing device for processing the die with good clamping and punching effects as claimed in claim 1, wherein a shaft sleeve is rotatably mounted on the outer side of the rotating shaft (6), the bottom end of a connecting rod is fixedly mounted at the top of the shaft sleeve, and the top end of the connecting rod is fixedly mounted on the inner wall of the top of the connecting groove.

4. The clamping and fixing device for the die machining with the good clamping and punching effect as claimed in claim 1, characterized in that two sets of external threads are arranged on the outer side of the threaded rod (3), the two sets of external threads have the same pitch and are opposite in rotation direction.

5. The clamping and fixing device for processing the die with the good clamping and punching effects as claimed in claim 1, wherein four openings (10) are formed in the top of the base (1), the four moving plates (9) are respectively located in the corresponding openings (10), limiting rods (11) are fixedly installed in the four openings (10), and the four moving plates (9) are respectively connected to the outer sides of the corresponding limiting rods (11) in a sliding manner.

6. The clamping and fixing device for processing the die with good clamping and punching effects as claimed in claim 1, wherein one end of a plurality of fixing rods (12) is fixedly mounted on each side of the four moving plates (9) close to each other, and the other ends of the plurality of fixing rods (12) positioned on the same side in the plurality of fixing rods (12) are fixedly connected with corresponding clamping plates (13).