CN219378852U

CN219378852U - Cold heading die for nut machining

Info

Publication number: CN219378852U
Application number: CN202320691081.9U
Authority: CN
Inventors: 胡小勇; 方宏展; 吴逢文; 苏一萍
Original assignee: Wenzhou Ruitai Fastener Co ltd
Current assignee: Wenzhou Ruitai Fastener Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-07-21
Anticipated expiration: 2033-03-30

Abstract

The utility model relates to a technical field of cold heading mould discloses a cold heading mould for nut processing, including mould and mount pad, set up the mounting groove that supplies the mould embedding on the terminal surface of mount pad, set up the spout of intercommunication mounting groove on the terminal surface of mount pad, the spout runs through to the side of mount pad, sliding connection has the slide in the spout, be equipped with the mounting on the slide, the mounting is used for restricting the slide and removes in the spout, works as in the mould embedding spout, the slide can the surface of butt mould, this application lets the mould remove in the spout from the mounting groove, is convenient for the mould break away from the mount pad to be convenient for the mould changes.

Description

Cold heading die for nut machining

Technical Field

The application relates to the technical field of cold heading dies, in particular to a cold heading die for nut processing.

Background

The cold heading process is to use plastic deformation of metal under the action of external force, redistribute and transfer the volume of the metal by means of a mold, and the cold heading is usually used for manufacturing parts such as nuts, bolts and the like, and the cold heading mold is a mold in the cold heading process.

The cold heading mould in the related art comprises a mounting seat and a mould, wherein a mounting groove is formed in the mounting seat, the mould is embedded into the mounting groove, and an extrusion hole is formed in the mould for metal embedding.

Because the cold heading process utilizes external force to extrude metal into the die, the die and the mounting seat are firmer, and the cold heading process needs to process accessories with different sizes, so that the die needs to be replaced, but because the die and the mounting seat are firmer, the die is not easy to take out from the mounting groove, and the die replacement is more troublesome.

Disclosure of Invention

In order to solve the problem that a worker is inconvenient to replace a die, the application provides a cold heading die for nut machining.

The application provides a cold heading mould is used in nut processing adopts following technical scheme:

the utility model provides a cold heading mould for nut processing, includes mould and mount pad, set up the mounting groove that supplies the mould embedding on the terminal surface of mount pad, set up the spout of intercommunication mounting groove on the terminal surface of mount pad, the spout runs through to the side of mount pad, sliding connection has the slide in the spout, be equipped with the mounting on the slide, the mounting is used for restricting the slide and removes in the spout, works as in the mould embedding spout, the surface that the slide can the butt mould.

Through adopting above-mentioned technical scheme, through slide butt mould, let the mounting restrict the slide in the spout slip for the slide is difficult for removing in the spout, thereby lets the slide can keep the butt of mould all the time, makes the mould can fix in the spout, and then is convenient for the mould to process the metal; through the restriction of removing the mounting to the slide for the slide can break away from the spout, and the staff of being convenient for removes the mould along the extending direction of spout, lets the mould break away from the mounting groove, and the staff of being convenient for changes the mould.

Optionally, the mounting includes the dwang, the dwang rotates to be connected on the terminal surface of slide, the rotary groove of intercommunication spout has been seted up on the terminal surface of mount pad, works as the dwang embedding is rotated in the inslot, the surface that the slide can the butt mould.

Through adopting above-mentioned technical scheme, through dwang embedding rotation inslot for can fix each other between dwang and the mount pad, thereby let between slide and the mount pad can be fixed, make the slide be difficult for continuing to remove along the slide, in addition the surface that the slide can the butt mould, make the mould be difficult for removing in the spout, let the mould be restricted on the mount pad.

Optionally, an elastic block is arranged on the groove wall of the rotating groove, and when the rotating rod is embedded into the rotating groove, the elastic block is positioned on one side of the rotating rod away from the bottom wall of the rotating groove.

Through adopting above-mentioned technical scheme, when the mount pad is in the vibration take place, through the restriction of elastic block to the dwang, the dwang is difficult for breaking away from the rotation groove to it is more firm to let between slide and the mount pad.

Optionally, a disengagement groove communicated with the rotation groove is formed in the end face of the mounting seat, a fixing rod is arranged on the groove wall of the disengagement groove, a disengagement plate is rotationally connected to the fixing rod, one end of the disengagement plate is located in the rotation groove, and when the rotation rod is embedded in the rotation groove, one end of the disengagement plate, which faces the rotation groove, is located on one side, facing the bottom wall of the rotation groove, of the rotation rod.

Through adopting above-mentioned technical scheme, rotate around the dead lever through breaking away from the board, and in addition the dwang is located the one side that breaks away from the board and keep away from the rotor groove diapire for break away from the board towards the one end of rotor groove and be less than break away from the one side that the board is located the rotor groove, when the staff presses the one side that breaks away from the board and is located the rotor groove, break away from the board and can rotate around the dead lever, make the one side that breaks away from the board and rotate towards the rotor groove, thereby let the one side that breaks away from the board and move towards the rotor groove can drive the dwang, make the dwang break away from smoothly from the rotor groove, the staff of being convenient for breaks away from the restriction of elastomeric block to the dwang, let the dwang break away from smoothly from the rotor groove, realize that the slide freely slides in the spout.

Optionally, be equipped with the spring on the diapire of mounting groove, be equipped with on the terminal surface that the spring kept away from the mounting groove diapire and pop out the board, works as the mould is not extrudeed by the metal, just when the mould butt pops out the board, pop out the board and be coplanar with the diapire of spout.

Through adopting above-mentioned technical scheme, when the mould was not by the metal extrusion, the spring can apply effort to popping up the board, lets popping up the board and can be with the diapire coplanarity of spout for the staff can remove the mould from the mounting groove to on the spout, thereby the mould of being convenient for removes in the mounting groove.

Optionally, set up the linkage groove of intercommunication mounting groove on the diapire of spout, be equipped with on the terminal surface of popping out the board and can be at the gliding linkage piece of linkage groove, when linkage piece butt slide towards the terminal surface of spout diapire, it is located the mounting groove to pop out the board.

Through adopting above-mentioned technical scheme, keep away from the terminal surface of linkage groove diapire through slide butt linkage piece for the linkage piece is located the linkage inslot, makes pop out the board also to be less than the mounting groove, thereby lets the mould can be stable be located the mounting groove, makes the mould be difficult for producing the removal in the mounting groove; the sliding plate is separated from the sliding groove, namely the sliding plate is not abutted against the linkage block, so that the linkage block can smoothly move towards the direction away from the bottom wall of the linkage groove, the linkage block can be moved onto the sliding groove, the pop-up plate is higher than the bottom wall of the sliding groove, and the die can smoothly move towards the sliding groove.

Optionally, a first inclined plane is formed on the end surface of the linkage block, the first inclined plane is inclined towards the direction away from the pop-up plate and towards the bottom wall of the linkage groove, and when the spring is in a normal state, one side of the first inclined plane, which faces towards the bottom wall of the linkage groove, is positioned in the linkage groove.

Through adopting above-mentioned technical scheme, one side through first inclined plane orientation linkage groove diapire is located the linkage inslot for the slide can direct butt to first inclined plane, lets the slide can drive the orientation that the linkage piece was to the linkage groove diapire and remove, thereby lets pop out the diapire that the board is less than the spout, makes the mould can be stable be located the mounting groove.

Optionally, an oil storage tank communicated with the mounting groove is arranged on the end face of the mounting seat, and an oil leakage net is arranged on the wall of the oil storage tank.

By adopting the technical scheme, oil is stored in the oil storage tank, and then oil leaks to the direction of the mounting tank through the oil leakage net, so that the die can be subjected to oil smoothness when being extruded by metal, and the metal is not easy to scratch; meanwhile, friction between the tool and parts is reduced, and the service life of the die is prolonged.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sliding plate is abutted to the die, the fixing piece is used for limiting the sliding plate to slide in the sliding groove, so that the sliding plate is not easy to slide continuously along the sliding groove, the die can be fixed, the die is not easy to move on the mounting seat, and the die is convenient to process metal; through the restriction of removing the mounting to the slide for the slide can break away from the spout, thereby lets the mould can remove in the spout, lets the mould be convenient for break away from the mounting groove, and then lets the staff be convenient for change the mould.

2. Through breaking away from the board and rotating around fixed line for the one end that breaks away from the board orientation rotation groove can drive the dwang and rotate, lets the dwang can break away from the restriction of elastic block to the dwang, makes the dwang break away from the rotation inslot, lets the slide in the spout.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application;

FIG. 2 is a cross-sectional view highlighting a linkage block;

FIG. 3 is an exploded view highlighting a moving mass;

fig. 4 is a partial cross-sectional view highlighting the release plate.

Reference numerals: 1. a mold; 11. shaping holes; 2. a mounting base; 21. a mounting groove; 211. a spring; 212. an ejector plate; 213. a linkage block; 214. a first inclined surface; 215. a second inclined surface; 22. a chute; 23. a moving groove; 24. a rotating groove; 25. an elastic block; 26. a disengagement groove; 261. a fixed rod; 262. a release plate; 263. a release hole; 27. a linkage groove; 28. an oil storage tank; 281. an oil leakage net; 3. a slide plate; 31. a moving block; 32. a rotary groove; 33. a rotating rod; 4. a fixing member; 41. and rotating the rod.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment discloses a cold heading mould for nut processing. Referring to fig. 1, a cold heading die for nut processing comprises a die 1 and a mounting seat 2. The mould 1 is provided with a shaping hole 11 for metal to pass through.

Referring to fig. 1 and 2, a mounting groove 21 is formed in an end surface of the mounting base 2, and the mounting groove 21 is used for embedding the mold 1. The end surface of the mounting seat 2 provided with the mounting groove 21 is provided with a sliding groove 22 communicated with the mounting groove 21, and the sliding groove 22 penetrates to the side surface of the mounting seat 2. The groove walls on two opposite sides of the sliding groove 22 are respectively provided with a movable groove 23, the movable grooves 23 penetrate to the side surfaces of the mounting seat 2, and the extending direction of the movable grooves 23 is the same as the penetrating direction of the sliding groove 22.

Referring to fig. 2 and 3, a sliding plate 3 is slidably provided in the sliding groove 22, and moving blocks 31 capable of sliding in the moving groove 23 are fixedly connected to opposite side edges of the sliding plate 3.

Referring to fig. 1 and 4, the sliding plate 3 is provided with a fixing member 4 for restricting movement of the sliding plate 3, and the fixing member 4 includes a rotation lever 41. The end face of the sliding plate 3 is provided with a rotary groove 32, and a rotary rod 33 is fixedly connected to the groove wall of the rotary groove 32. The rotating lever 33 is rotatably connected to the rotating lever 41, that is, the rotating lever 41 is rotatable around the rotating lever 33.

Referring to fig. 1 and 4, the end surface of the mounting base 2 provided with the sliding groove 22 is provided with a rotating groove 24 into which the rotating rod 41 is inserted, and the rotating groove 24 is communicated with the sliding groove 22. Two elastic blocks 25 are fixedly connected to the groove wall of the rotating groove 24, the two elastic blocks 25 are respectively positioned on the groove walls on two opposite sides of the rotating groove 24, and the elastic blocks 25 have elastic deformation capability. When the rotating lever 41 is fitted into the rotating groove 24, the elastic block 25 is located on the side of the rotating lever 41 away from the bottom wall of the rotating groove 24, and the end face of the slide plate 3 facing the mounting groove 21 abuts against the outer surface of the mold 1.

Referring to fig. 4, a detachment groove 26 is formed in an end surface of the mounting base 2, the detachment groove 26 extends along a length direction of the chute 22, and the detachment groove 26 communicates with the rotation groove 24. A fixed rod 261 is fixedly connected to the wall of the separation groove 26. The fixed rod 261 is provided with a release plate 262, and a release hole 263 through which the fixed rod 261 passes is formed in an end surface of the release plate 262. The escape plate 262 can rotate on the fixed lever 261. Opposite ends of the escape plate 262 are located in the escape groove 26 and the rotation groove 24, respectively. When the rotation lever 41 is fitted into the rotation groove 24, the side of the rotation lever 41 facing the bottom wall of the rotation groove 24 abuts the end surface of the release plate 262. The worker can move the release plate 262 on the side of the rotation groove 24 away from the bottom wall of the rotation groove 24, that is, release the rotation lever 41 from the rotation groove 24 by pressing the release plate 262 on the side of the release groove 26.

Referring to fig. 2, a plurality of springs 211 are fixedly coupled to the bottom wall of the mounting groove 21, and the plurality of springs 211 are distributed along the axial line array of the mounting groove 21. An ejecting plate 212 is arranged in the mounting groove 21, and the ejecting plate 212 can seal the opening of the mounting groove 21. The end surface of the ejector plate 212 facing the bottom wall of the mounting groove 21 is fixedly connected to the end surfaces of the plurality of springs 211 away from the bottom wall of the mounting groove 21. When the die 1 is positioned on the end surface of the ejector plate 212 away from the bottom wall of the mounting groove 21 and the die 1 is not pressed by metal, the end surface of the ejector plate 212 away from the bottom wall of the mounting groove 21 is coplanar with the bottom wall of the slide groove 22.

Referring to fig. 2, a link groove 27 is formed in the bottom wall of the chute 22, the link groove 27 extends in the longitudinal direction of the installation groove 21, and the link groove 27 communicates with the installation groove 21. The end surface of the ejector plate 212 is integrally formed with a link block 213, the link block 213 is slidable in the link groove 27, and the link block 213 extends in the longitudinal direction of the mounting groove 21.

Referring to fig. 2, the end surface of the linkage block 213 remote from the ejector plate 212 is provided with a first inclined surface 214, and the first inclined surface 214 is inclined in the extending direction of the chute 22 toward the bottom wall of the linkage groove 27. When the spring 211 is in a normal state, the side of the first inclined surface 214 facing the bottom wall of the linkage groove 27 is positioned on the side of the bottom wall of the sliding groove 22 close to the linkage groove 27, i.e. the first inclined surface 214 is partially positioned in the linkage groove 27. The end surface of the linkage block 213 facing the ejecting plate 212 is provided with a second inclined surface 215, the second inclined surface 215 is inclined towards the ejecting plate 212 in the direction of the bottom wall of the linkage groove 27, and one side of the second inclined surface 215 facing the ejecting plate 212 is positioned on the bottom wall of the ejecting plate 212 far from the mounting groove 21.

Referring to fig. 2, an oil reservoir 28 communicating with the mount 2 is provided on an end surface of the mount 2, and the oil reservoir 28 extends in a longitudinal direction of the mount 21. The oil-leaking net 281 is fixedly connected to the wall of the oil storage tank 28, the oil-leaking net 281 completely shields the opening of the oil storage tank 28 toward the mounting tank 21, and the oil-leaking net 281 is used for slowly flowing the lubricating oil into the mounting tank 21. The end surface of the oil leakage screen 281 facing the installation groove 21 is coplanar with the groove wall of the installation groove 21.

The implementation principle of the cold heading die for nut processing is as follows: the worker first presses the release plate 262 at one end of the release groove 26 to rotate the release plate 262 around the fixed rod 261, the release plate 262 drives the rotating rod 41 to rotate, the rotating rod 41 is separated from the rotating groove 24, the sliding plate 3 is driven to be separated from the sliding groove 22, the spring 211 applies force to the ejecting plate 212 to enable the ejecting plate 212 to be coplanar with the bottom wall of the sliding groove 22, and then the die 1 is moved onto the sliding groove 22 to enable the die 1 to be separated from the mounting seat 2.

The foregoing description of the preferred embodiments of the present application is not intended to limit the utility model, but is intended to cover any modifications, equivalents, improvements, etc. that fall within the spirit and scope of the present application.

Claims

1. The utility model provides a cold heading mould is used in nut processing, includes mould (1) and mount pad (2), set up mounting groove (21) that supply mould (1) to imbed on the terminal surface of mount pad (2), its characterized in that: the sliding plate is characterized in that a sliding groove (22) communicated with the mounting groove (21) is formed in the end face of the mounting seat (2), the sliding groove (22) penetrates through the side face of the mounting seat (2), a sliding plate (3) is connected in a sliding mode in the sliding groove (22), a fixing piece (4) is arranged on the sliding plate (3), the fixing piece (4) is used for limiting the sliding plate (3) to move in the sliding groove (22), and when the die (1) is embedded into the sliding groove (22), the sliding plate (3) can be abutted to the outer surface of the die (1).

2. The cold heading die for nut processing as defined in claim 1, wherein: the fixing piece (4) comprises a rotating rod (41), the rotating rod (41) is rotationally connected to the end face of the sliding plate (3), a rotating groove (24) communicated with the sliding groove (22) is formed in the end face of the mounting seat (2), and when the rotating rod (41) is embedded into the rotating groove (24), the sliding plate (3) can be abutted to the outer surface of the die (1).

3. The cold heading die for nut processing according to claim 2, characterized in that: the groove wall of the rotating groove (24) is provided with an elastic block (25), and when the rotating rod (41) is embedded into the rotating groove (24), the elastic block (25) is positioned at one side of the rotating rod (41) far away from the bottom wall of the rotating groove (24).

4. A cold heading die for nut processing as defined in claim 3, wherein: the utility model discloses a clutch mechanism, including mount pad (2) and clutch mechanism, clutch mechanism is characterized by having seted up break away from groove (26) of intercommunication rotation groove (24) on the terminal surface of mount pad (2), be equipped with dead lever (261) on the cell wall of break away from groove (26), rotate on dead lever (261) and be connected with break away from board (262), the one end that breaks away from board (262) is located rotation groove (24), works as during rotation pole (41) embedding rotation groove (24), the one end that breaks away from board (262) orientation rotation groove (24) is located one side of rotation pole (41) orientation rotation groove (24) diapire.

5. The cold heading die for nut processing as defined in claim 1, wherein: the spring (211) is arranged on the bottom wall of the mounting groove (21), the spring (211) is far away from the end face of the bottom wall of the mounting groove (21) and is provided with an ejecting plate (212), and when the die (1) is not extruded by metal, and the die (1) is abutted against the ejecting plate (212), the ejecting plate (212) is coplanar with the bottom wall of the sliding groove (22).

6. The cold heading die for nut processing as defined in claim 5, wherein: the bottom wall of the sliding chute (22) is provided with a linkage groove (27) communicated with the mounting groove (21), the end face of the ejecting plate (212) is provided with a linkage block (213) capable of sliding in the linkage groove (27), and when the linkage block (213) is abutted against the end face of the sliding plate (3) towards the bottom wall of the sliding chute (22), the ejecting plate (212) is positioned in the mounting groove (21).

7. The cold heading die for nut processing as defined in claim 6, wherein: the end face of the linkage block (213) is provided with a first inclined surface (214), the first inclined surface (214) inclines towards the direction away from the ejecting plate (212) and towards the bottom wall of the linkage groove (27), and when the spring (211) is in a normal state, one side of the first inclined surface (214) towards the bottom wall of the linkage groove (27) is positioned in the linkage groove (27).

8. The cold heading die for nut processing as defined in claim 1, wherein: an oil storage tank (28) communicated with the mounting groove (21) is formed in the end face of the mounting seat (2), and an oil leakage net (281) is arranged on the wall of the oil storage tank (28).