CN218656659U

CN218656659U - Screw cold heading machine-shaping mould

Info

Publication number: CN218656659U
Application number: CN202223225730.0U
Authority: CN
Inventors: 冼文海
Original assignee: Foshan Haoyangsheng Metal Products Co ltd
Current assignee: Foshan Haoyangsheng Metal Products Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-21
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to a screw forming die technical field especially relates to a screw cold-heading machine-shaping mould, including the die block, the die block bottom is provided with support piece, the inside central point department of putting of die block inlays and is equipped with screw die, the die block top is provided with down the piece, and down a bottom central point department of putting is provided with the ram rod, the inboard swing joint in die block top has the mounting, the mounting is including rotating the clamp plate of installing at die block top avris. The utility model discloses a clamp plate buckle closure is on screw die surface, and the fixture block extrudees the clamp plate surface after making the fixture block translation at subtend screw thread axle surface relative movement, has guaranteed that the clamp plate is contradicted the buckle closure and is in the steadiness on screw die surface, and it is long when reducing screw die's change, has improved change efficiency, and the location strip can inlay simultaneously and establish on screw die surface, can restrict the location to screw die then, has guaranteed screw die fixing's stability.

Description

Screw cold heading machine-shaping mould

Technical Field

The utility model relates to a screw forming die technical field especially relates to a screw cold-heading machine-shaping mould.

Background

The forming die is a die manufactured according to the shape and the structure of a real object in proportion, a material is made into a tool with a certain shape by a pressing or pouring method, in the process of manufacturing the screw, in order to improve the processing efficiency of the screw, people need to use the forming die for operation, the requirements of people are met, the use efficiency of people is improved, and along with the continuous development of science and technology, the requirements of people on the manufacturing process of the forming die are increased.

The forming die is according to the difference of screw pattern, and the forming die pattern that exists is also more, adds man-hour when the cold-heading that carries out the screw, needs to change different moulds in the mould storehouse according to the pattern of cold-heading punching screw, and the required time is longer when the mould is changed, and the efficiency of changing is lower, and the fixed positioning performance of mould is relatively poor, reduces the shaping efficiency of mould, and the use of giving people has brought certain adverse effect. Therefore, a cold heading forming die for screws is required to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the problem proposed in the above-mentioned background art.

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

the utility model provides a screw cold-heading machine-shaping mould, includes the die block, the die block bottom is provided with support piece, the inside central point department of putting of die block inlays and is equipped with the screw mould, the die block top is provided with down the piece, and pushes down piece bottom central point department of putting and be provided with the ram rod, the inboard swing joint in die block top has the mounting, the mounting is including rotating the clamp plate of installing in die block top avris, the die block top is provided with the locating part with the position department of clamp plate pin joint symmetry.

Preferably, the top end of the screw mold is symmetrically connected with two positioning blocks, the surface of the pressing plate is provided with positioning grooves matched with the positioning blocks, the positioning grooves are embedded in the positioning grooves of the pressing plate through the positioning blocks, and the positioning grooves of the pressing plate position the positioning blocks.

Preferably, the position of the bottom end of the pressing plate, which is close to the positioning groove, is symmetrically connected with two positioning strips, the bottom ends of the positioning strips are embedded in the surface of the screw mold through the clamping grooves, and the positioning strips are embedded in the clamping grooves in the surface of the screw mold, so that the fixing effect of the pressing plate on the screw mold is further improved.

Preferably, the locating part includes the fixture block, just the fixture block inlays through the spacing groove and establishes inside the die block, the fixture block is contradicted on screw die surface after extending the die block inside, forms the extrusion effect after contradicting screw die through the fixture block, has guaranteed screw die's steadiness.

Preferably, the side of the fixture block transversely penetrates through the threaded hole to be inserted with an opposite threaded shaft, the left side of the opposite threaded shaft penetrates through the bottom die and then is connected with the knob, and the fixture block moves relatively on the surface of the opposite threaded shaft to control the constraint fixing effect of the fixture block on the screw die.

Preferably, support piece includes the base, the inside cavity of having seted up of base, and the inside propelling movement spare that is provided with of cavity, propelling movement spare includes the hydraulic stem, inside the output of hydraulic stem runs through the base through the through-hole and inserts the die block, the output outside of hydraulic stem is connected with the positioning disk, base cavity bottom inlays through the bolt and is equipped with the bottom, and through base spacing groove and positioning disk cooperation, can carry on spacingly to the displacement distance of positioning disk.

Preferably, the lower pressure member includes the roof, roof bottom left and right sides symmetric connection has two guide posts, just inside the die block was run through to the guide post bottom, the guide post bottom is established on the reference column surface through the through-hole cover, the reference column bottom is connected fixedly with the base, leads to the guide post through the through-hole of die block, avoids the guide post skew to appear in moving down.

The utility model discloses possess following beneficial effect at least:

1. through setting up the mounting, realize the quick assembly disassembly to screw die utensil, compare in traditional structure, this device passes through the clamp plate buckle closure on screw die utensil surface, the fixture block is at subtend threaded spindle surface relative movement, extrude the clamp plate surface after making the fixture block translation, the steadiness of clamp plate conflict buckle closure on screw die utensil surface has been guaranteed, it is long when reducing screw die utensil's change, the efficiency of change is improved, the location strip can inlay and establish on screw die utensil surface simultaneously, then can restrict the location to screw die utensil, the stability of screw die utensil installation has been guaranteed, the shaping efficiency of mould has been improved to a certain extent.

2. Through setting up support piece, realize the propelling movement to screw mould, this device stretches out through the output of hydraulic stem, contradicts on screw mould bottom surface after making the output of hydraulic stem remove, and the output of hydraulic stem carries out the propelling movement to screw mould simultaneously, makes the screw mould release the die block inside can shifting up, makes things convenient for the staff to take after the screw mould emits the part, has further improved screw mould's change assembly efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic view of an external structure of a screw cold heading forming mold according to the present invention;

fig. 2 is a schematic view of an external bottom view structure of a screw cold heading forming mold according to the present invention;

fig. 3 is a schematic three-dimensional burst view of a support member in a screw cold heading forming die according to the present invention;

FIG. 4 is a schematic view of a three-dimensional crack of a lower member in a screw cold heading forming mold according to the present invention;

fig. 5 is the utility model provides a mounting's three-dimensional burst schematic diagram in screw cold-heading machine-shaping mould.

In the figure: 1. bottom die; 2. a support member; 21. a base; 22. a bottom cover; 23. a pusher member; 231. a hydraulic rod; 232. positioning a plate; 3. a push-down member; 31. a top plate; 32. a guide post; 33. a positioning column; 4. a stamping rod; 5. a screw mold; 6. a fixing member; 61. pressing a plate; 62. a positioning bar; 63. a limiting member; 631. an opposite threaded shaft; 632. a clamping block; 633. a knob; 64. and (7) positioning the blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-5, the screw cold heading forming die comprises a bottom die 1, wherein a supporting piece 2 is arranged at the bottom end of the bottom die 1, a screw die 5 is embedded at the central position inside the bottom die 1, a pressing piece 3 is arranged at the top end of the bottom die 1, a punching rod 4 is arranged at the central position at the bottom end of the pressing piece 3, a fixing piece 6 is movably connected to the inner side of the top end of the bottom die 1, the fixing piece 6 comprises a pressing plate 61 rotatably installed on the side of the top end of the bottom die 1, and a limiting piece 63 is arranged at the position of the top end of the bottom die 1, which is symmetrical to the hinged point of the pressing plate 61.

The top end of the screw mold 5 is symmetrically connected with two positioning blocks 64, and the surface of the pressing plate 61 is provided with positioning grooves matched with the positioning blocks 64.

The bottom end of the pressure plate 61 is symmetrically connected with two positioning strips 62 at positions close to the positioning grooves, and the bottom ends of the positioning strips 62 are embedded in the surface of the screw mold 5 through clamping grooves.

The limiting member 63 includes a clamping block 632, and the clamping block 632 is embedded in the bottom die 1 through a limiting groove, and the clamping block 632 extends out of the bottom die 1 and then abuts against the surface of the screw mold 5.

The opposite screw shaft 631 transversely penetrates the edge of the fixture block 632 through a screw hole, and the knob 633 is connected to the left side of the opposite screw shaft 631 after penetrating the bottom die 1.

Support piece 2 includes base 21, and base 21 is inside to have seted up the cavity, and the cavity is inside to be provided with propelling movement spare 23, and propelling movement spare 23 includes hydraulic stem 231, and hydraulic stem 231's output runs through base 21 back through the through-hole and inserts die block 1 inside, and the output outside of hydraulic stem 231 is connected with positioning disk 232, and base 21 cavity bottom is inlayed through the bolt and is equipped with bottom 22.

The lower pressing piece 3 comprises a top plate 31, two guide columns 32 are symmetrically connected to the left side and the right side of the bottom end of the top plate 31, the bottom ends of the guide columns 32 penetrate through the bottom die 1, the bottom ends of the guide columns 32 are sleeved on the surfaces of positioning columns 33 through holes, and the bottom ends of the positioning columns 33 are connected and fixed with the base 21.

Covering the surface of the screw mold 5 by the pressing plate 61, embedding the positioning block 64 in the positioning groove of the pressing plate 61, positioning the positioning block 64 by the positioning groove of the pressing plate 61, ensuring the limiting effect of the pressing plate 61 on the screw mold 5, improving the stability of the screw mold 5 when placing, when the pressing plate 61 presses down the screw mold 5, the positioning strip 62 can be embedded in the clamping groove on the surface of the screw mold 5, further improving the fixing effect of the pressing plate 61 on the screw mold 5, avoiding the screw mold 5 from loosening during cold stamping, enabling the clamping block 632 to abut against the surface of the screw mold 5 during moving, enabling the clamping block 632 to form an extrusion effect after abutting against the screw mold 5, ensuring the stability of the screw mold 5, completing the replacement and installation of the screw mold 5 in the bottom mold 1, enabling the opposite thread shaft 631 to rotate by rotating the knob 633, then controlling the clamping block 632 to move relatively on the surface of the opposite thread shaft, controlling the clamping block 632 to restrain and fix the effect of the screw mold 5, enabling the output end of the hydraulic rod 231 to extend out through the output end of the hydraulic rod 231 after the hydraulic rod 231 moves, enabling the output end of the screw mold 5 to move along the bottom mold 2, enabling the bottom mold 2 to push the guide post to move along the guide post 21, enabling the guide post to move in the guide post to be matched with the guide plate 21, enabling the guide post to move in the guide groove 21, enabling the guide post to push-up and push out through the guide post 32, enabling the guide post to move in the guide plate 21, and push-up through the guide post, enabling the guide post to move in the guide groove 21, and push-up through the guide post guide plate 21, and push-down through the guide plate 21, and push-up through the guide post guide plate 21, the probability of the cold heading stamping deviation of the stamping rod 4 is reduced.

The working principle is as follows: according to fig. 4 and 5, when the screw mold 5 is installed, the screw mold 5 is placed inside the bottom mold 1 from top to bottom, at this time, the pressing plate 61 is rotated to cover the pressing plate 61 on the surface of the screw mold 5, the positioning strip 62 is embedded inside the clamping groove on the surface of the screw mold 5, the knob 633 is rotated, the knob 633 rotates to drive the opposite threaded shaft 631 to rotate, the opposite threaded shaft 631 rotates to move the fixture block 632 relative to the surface of the opposite threaded shaft 631, and the fixture block 632 pushes against and presses the surface of the screw mold 5 during movement;

secondly, as shown in fig. 2 and fig. 3, the staff places the screw embryonic column inside screw mold 5, the external cylinder effect in roof 31 top moves down this moment, roof 31 can promote ram rod 4 to move in moving, ram rod 4 carries out the cold-heading punching press to the screw embryonic column in moving, roof 31 drives guide post 32 and moves inside the through-hole of die block 1 in moving down simultaneously, then accomplish the cold-heading punching press, when screw mold 5 needs to be changed, reverse above-mentioned operation of repetition, make clamp plate 61 open, hydraulic stem 231 starts simultaneously, carry out the propelling movement to screw mold 5 bottom in the output of hydraulic stem 231, conveniently take out screw mold 5.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a screw cold-heading machine-shaping mould, includes die block (1), its characterized in that, die block (1) bottom is provided with support piece (2), die block (1) inside central point puts the department and inlays and be equipped with screw mold utensil (5), die block (1) top is provided with down parts (3), and pushes down parts (3) bottom central point and put the department and be provided with ram rod (4), die block (1) top inboard swing joint has mounting (6), mounting (6) are including rotating clamp plate (61) of installing at die block (1) top avris, die block (1) top is provided with locating part (63) with the position department of clamp plate (61) articulated point symmetry.

2. The screw cold heading forming die according to claim 1, wherein two positioning blocks (64) are symmetrically connected to the top end of the screw die (5), and positioning grooves matched with the positioning blocks (64) are formed in the surface of the pressing plate (61).

3. The screw cold heading forming die according to claim 2, wherein two positioning strips (62) are symmetrically connected to the bottom end of the pressure plate (61) at positions close to the positioning grooves, and the bottom ends of the positioning strips (62) are embedded in the surface of the screw die (5) through clamping grooves.

4. The screw cold heading forming die according to claim 1, wherein the limiting member (63) comprises a block (632), the block (632) is embedded in the bottom die (1) through a limiting groove, and the block (632) extends out of the bottom die (1) and abuts against the surface of the screw die (5).

5. The cold-heading forming die for the screw according to claim 4, wherein the side of the fixture block (632) is transversely inserted with a counter threaded shaft (631) through a threaded hole, and the left side of the counter threaded shaft (631) is inserted through the bottom die (1) and then connected with a knob (633).

6. The screw cold heading forming die according to claim 1, wherein the supporting member (2) comprises a base (21), a cavity is formed in the base (21), a pushing member (23) is arranged in the cavity, the pushing member (23) comprises a hydraulic rod (231), an output end of the hydraulic rod (231) penetrates through the base (21) through a through hole and then is inserted into the bottom die (1), a positioning disc (232) is connected to the outer side of the output end of the hydraulic rod (231), and a bottom cover (22) is embedded in the bottom end of the cavity of the base (21) through a bolt.

7. The screw cold heading machine-shaping mold according to claim 1, wherein the pressing member (3) comprises a top plate (31), the left and right sides of the bottom end of the top plate (31) are symmetrically connected with two guide posts (32), the bottom ends of the guide posts (32) penetrate through the inside of the bottom mold (1), the bottom ends of the guide posts (32) are sleeved on the surface of the positioning posts (33) through holes, and the bottom ends of the positioning posts (33) are fixedly connected with the base (21).