CN210996254U

CN210996254U - Ball stud cold-heading forming die

Info

Publication number: CN210996254U
Application number: CN201921688711.7U
Authority: CN
Inventors: 范旭超; 范艳普; 张运茂
Original assignee: Ningbo Qingxi Metal Intelligent Technology Co ltd
Current assignee: Ningbo Qingxi Metal Intelligent Technology Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-07-14
Anticipated expiration: 2029-10-10

Abstract

The utility model belongs to the technical field of cold-heading forming dies, in particular to a ball head bolt cold-heading forming die, which comprises a fixed die, wherein a transition die is arranged in the fixed die, both sides of the fixed die are provided with threaded holes, a fixed plate is arranged in the fixed die, the number of the fixed plates is two, one side of the two fixed plates, which is far away from each other, is provided with a bearing, a rotating shaft is movably arranged in the bearing in a penetrating way, and one end of the two rotating shafts is fixedly connected with a lead screw; the utility model discloses, through the setting of second backup pad, second spout and second slider, can carry on spacingly to the position of moving the mould, prevent to move the mould and take place the skew, guaranteed the precision of cold-heading, under the combined action of bearing, pivot, lead screw, screw hole, motor and first backup pad etc. can fix transition mould, when the fixed plate is not fixed transition mould, can dismantle transition mould, it is simple convenient to dismantle and replace.

Description

Ball stud cold-heading forming die

Technical Field

The utility model belongs to the technical field of the cold-heading forming die, concretely relates to bulb bolt cold-heading forming die.

Background

The cold heading process is one of the novel processes for machining less and no cutting metal under pressure. The cold heading technology is most suitable for producing standard fasteners such as bolts, screws, nuts, rivets, pins and the like.

Current cold-heading mould is at the in-process of cold-heading, often need use with the help of a plurality of machine positions cooperations on the cold-heading machine, and often also have strict requirements to the shaping order at different positions, need machine and manual fit can accomplish one shot forming, can not one shot forming, a large amount of time has been wasted, in addition at the in-process of cold-heading, the in-process of cold-heading of moving die takes place the displacement easily, transition mould is at the in-process that uses in addition, under the pressure of cold-heading, need replace it after the definite time, current dismantlement structure is simple convenient inadequately.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a ball stud cold-heading forming die has one shot forming, fixes a position accuracy and the simple convenient characteristics of transition mould dismantlement.

In order to achieve the above object, the utility model provides a following technical scheme: a ball head bolt cold heading forming die comprises a fixed die, wherein a transition die is arranged in the fixed die, threaded holes are formed in two sides of the fixed die, fixed plates are arranged in the fixed die, two fixed plates are arranged, bearings are arranged on the sides, away from each other, of the two fixed plates, rotating shafts are movably arranged in the two bearings, one ends of the two rotating shafts are fixedly connected with lead screws, the outer surfaces of the lead screws are in threaded connection in the threaded holes, motors are fixedly connected with the other ends of the lead screws, first supporting plates are arranged on two sides of the fixed die, first sliding grooves are formed in the first supporting plates, first sliding blocks are connected in the first sliding grooves in a sliding mode, connecting plates are fixedly connected to the tops of the first sliding blocks, fixed cylinders are arranged on the connecting plates, and the inner walls of the fixed cylinders are fixedly connected with bodies of the motors, the fixed die is internally provided with a third sliding groove, the bottom of the fixed plate is provided with a third sliding block, the third sliding block is connected with the third sliding groove in a sliding mode, a clamping block is arranged in the fixed die, the bottom of the transition die is provided with a clamping groove, the clamping groove is connected with the clamping block in a clamping mode, the top of the fixed die is provided with a movable die and a second supporting plate, the number of the second supporting plate is two, the two opposite surfaces of the second supporting plate are provided with two second sliding grooves, the two opposite surfaces of the second supporting plate are connected with a second sliding block and a second sliding block in the second sliding groove in a sliding mode, and the two.

Preferably, one side of the fixed plate is fixedly connected with a fixed column, and one side of the transition mold is provided with a fixed groove.

Preferably, the number of the fixing columns on one fixing plate is three, and the outer surfaces of the fixing columns are in lap joint with the inner wall of the fixing groove.

Preferably, the movable mould, the transition mould and the fixed mould are all provided with mould cavities.

Preferably, a thimble cushion block is arranged in a die cavity of the fixed die.

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

the utility model discloses, through the setting of second backup pad, second spout and second slider, can carry on spacingly to the position of moving the mould, prevent to move the mould and take place the skew, guaranteed the precision of cold-heading, under the combined action of bearing, pivot, lead screw, screw hole, motor and first backup pad etc. can fix transition mould, when the fixed plate is not fixed transition mould, can dismantle transition mould, it is simple convenient to dismantle and replace.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic structural view of the A-position of the present invention;

FIG. 3 is an enlarged schematic structural view of the point B of the present invention;

in the figure: 1. a second support plate; 2. a second slider; 3. fixing a mold; 4. a motor; 5. a first support plate; 6. a first chute; 7. a first slider; 8. a transition mold; 9. a thimble cushion block; 10. a threaded hole; 11. a connecting plate; 12. a fixed cylinder; 13. a third slider; 14. moving the mold; 15. a second chute; 16. a fixing plate; 17. fixing a column; 18. fixing grooves; 19. a screw rod; 20. a rotating shaft; 21. a bearing; 22. a mold cavity; 23. and a third chute.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a ball stud cold heading forming die comprises a fixed die 3, wherein a transition die 8 is arranged in the fixed die 3, threaded holes 10 are formed in two sides of the fixed die 3, fixed plates 16 are arranged in the fixed die 3, the number of the fixed plates 16 is two, bearings 21 are arranged on one sides, away from each other, of the two fixed plates 16, rotating shafts 20 are movably arranged in the two bearings 21 in a penetrating manner, one ends of the two rotating shafts 20 are fixedly connected with screw rods 19, the outer surface of each screw rod 19 is in threaded connection with the corresponding threaded hole 10, the other end of each screw rod 19 is fixedly connected with a motor 4, first supporting plates 5 are arranged on two sides of the fixed die 3, first sliding grooves 6 are formed in the first supporting plates 5, first sliding blocks 7 are connected in the first sliding grooves 6 in a sliding manner, and connecting plates 11 are fixedly connected to the tops of the first sliding blocks, the connecting plate 11 is provided with a fixed cylinder 12, the inner wall of the fixed cylinder 12 is fixedly connected with the body of the motor 4, the fixed die 3 is internally provided with a third chute 23, the bottom of the fixed plate 16 is provided with a third slide block 13, the third slide block 13 is in sliding connection with the third chute 23, the fixed die 3 is internally provided with a fixture block, the bottom of the transition die 8 is provided with a clamping groove, the clamping groove is clamped with the fixture block, the top of the fixed die 3 is provided with a movable die 14 and two second support plates 1, the number of the second support plates 1 is two, the opposite surfaces of the two second support plates 1 are respectively provided with a second chute 15, the two second chutes 15 are respectively and slidably connected with a second slide block 2, the opposite surfaces of the two second slide blocks 2 are fixedly connected with the movable die 14, and through the arrangement of the second support plates 1, the second chutes 15 and the second slide, can carry on spacingly to the position of moving mould 14, prevent that moving mould 14 from taking place the skew, guarantee the precision of cold-heading, under the combined action of bearing 21, pivot 20, lead screw 19, screw hole 10, motor 4 and first backup pad 5 etc., can fix transition mould 8, when fixed plate 16 does not fix transition mould 8, can dismantle transition mould 8 get off, it is simple convenient to dismantle and replace.

Specifically, one side fixedly connected with fixed column 17 of fixed plate 16, one side of transition mould 8 is provided with fixed slot 18, through the setting of fixed slot 18 and fixed column 17, makes fixed inseparabler between fixed plate 16 and the transition mould 8.

Specifically, the number of the fixing posts 17 on one fixing plate 16 is three, and the outer surfaces of the fixing posts 17 are overlapped with the inner walls of the fixing grooves 18.

Specifically, the movable mold 14, the transition mold 8 and the fixed mold 3 are all provided with mold cavities 22.

Specifically, a thimble cushion block 9 is arranged in a die cavity 22 of the fixed die 3, and the arrangement of the thimble cushion block 9 protects the die in the die cavity 22 and facilitates the demolding of the die.

The utility model discloses a theory of operation and use flow: the utility model discloses, during the use, moving die 14 is under second slider 2 and second spout 15 is spacing, raw materials to transition mould 8 and fixed die 3 in the mould chamber 22 carries out the cold-heading, the precision of cold-heading has been guaranteed, when dismantling transition mould 8, motor 4 work area lead screw 19 rotates, make lead screw 19 and pivot 20 at screw hole 10 and bearing 21 internal rotation respectively, first slider 7 slides in first spout 6, third slider 13 slides in third spout 23, therefore, make fixed column 17 no longer fix in fixed slot 18, just can take transition mould 8 out and replace from fixed die 3, and easy operation is convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a ball stud cold-heading forming die, includes decides mould (3), its characterized in that: a transition die (8) is arranged in the fixed die (3), threaded holes (10) are formed in two sides of the fixed die (3), fixed plates (16) are arranged in the fixed die (3), two fixed plates (16) are arranged, bearings (21) are arranged on one sides, far away from each other, of the two fixed plates (16), rotating shafts (20) are movably arranged in the two bearings (21), one ends of the two rotating shafts (20) are fixedly connected with lead screws (19), the outer surface of each lead screw (19) is in threaded connection with the corresponding threaded hole (10), a motor (4) is fixedly connected with the other end of each lead screw (19), first supporting plates (5) are arranged on two sides of the fixed die (3), first sliding grooves (6) are formed in the first supporting plates (5), and first sliding blocks (7) are connected in the first sliding grooves (6) in a sliding manner, the top of the first sliding block (7) is fixedly connected with a connecting plate (11), a fixed cylinder (12) is arranged on the connecting plate (11), the inner wall of the fixed cylinder (12) is fixedly connected with the machine body of the motor (4), a third sliding groove (23) is arranged in the fixed die (3), a third sliding block (13) is arranged at the bottom of the fixed plate (16), the third sliding block (13) is slidably connected with the third sliding groove (23), a clamping block is arranged in the fixed die (3), a clamping groove is arranged at the bottom of the transition die (8), the clamping groove is clamped with the clamping block, a movable die (14) and two second supporting plates (1) are arranged at the top of the fixed die (3), the number of the second supporting plates (1) is two, the second sliding grooves (15) are respectively arranged on the opposite surfaces of the two second supporting plates (1), and second sliding blocks (2) are respectively slidably connected in the two second sliding grooves (15), and the opposite surfaces of the two second sliding blocks (2) are fixedly connected with a movable die (14).

2. The ball stud cold heading forming die of claim 1, wherein: one side of the fixed plate (16) is fixedly connected with a fixed column (17), and one side of the transition mold (8) is provided with a fixed groove (18).

3. The ball stud cold heading forming die of claim 2, wherein: the number of the fixing columns (17) on one fixing plate (16) is three, and the outer surfaces of the fixing columns (17) are overlapped with the inner walls of the fixing grooves (18).

4. The ball stud cold heading forming die of claim 1, wherein: and the movable mould (14), the transition mould (8) and the fixed mould (3) are all provided with mould cavities (22).

5. The ball stud cold heading forming die of claim 1, wherein: and a thimble cushion block (9) is arranged in a mould cavity (22) of the fixed mould (3).