CN212250776U

CN212250776U - Crimping device of nut

Info

Publication number: CN212250776U
Application number: CN202020925526.1U
Authority: CN
Inventors: 潘桂荣
Original assignee: Suzhou Surong Precision Hardware Co ltd
Current assignee: Suzhou Surong Precision Hardware Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-12-29
Anticipated expiration: 2030-05-27

Abstract

The utility model relates to a crimping device of nut, including a concave crimping main part, a crimping piece, a locating plate, a plurality of set screw and an adjust knob, the crimping main part includes a clamp plate, a bedplate and a support arm, the top department of support arm is equipped with the clamp plate, the bottom department of support arm is equipped with the bedplate, the clamp plate with the bedplate level sets up, the top department of clamp plate is equipped with perpendicularly the crimping piece, adjust knob sets up clamp plate length direction's one end department, the top of bedplate is equipped with the locating plate, the locating plate with the bedplate passes through set screw connects. The crimping device of the nut has the advantages of improving the production efficiency, facilitating adjustment and positioning and the like.

Description

Crimping device of nut

Technical Field

The utility model relates to a crimping technical field, especially a crimping device of nut.

Background

At present, the pull cap, also called rivet nut, is used in the fastening field of manufacturing industries of various metal plates, pipes and the like, and is widely used in the assembly of electromechanical and light industrial products such as automobiles, aviation, railways, refrigeration, elevators, switches, instruments, furniture, decoration and the like.

The welding nut of the metal thin plate and the thin pipe is easy to melt, the base material is easy to weld and deform, the tapping of the internal thread is easy to slip, and the like, and has high defective rate and low positioning precision.

To this end, we have developed a nut crimping apparatus to solve the above disadvantages.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is in order to overcome prior art not enough and provide a crimping device of nut, has improvement production efficiency, is convenient for adjust and be convenient for advantage such as location.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a crimping device of nut, includes a concave crimping main part, a crimping piece, a locating plate, a plurality of set screw and an adjust knob, the crimping main part includes a clamp plate, a bedplate and a support arm, the top department of support arm is equipped with the clamp plate, the bottom department of support arm is equipped with the bedplate, the clamp plate with the bedplate level sets up, the top department of clamp plate is equipped with perpendicularly the crimping piece, adjust knob sets up clamp plate length direction's one end department, the top of bedplate is equipped with the locating plate, the locating plate with the bedplate passes through set screw connects.

Preferably, in order to facilitate the positioning of the positioning plate, a groove is formed in the top end of the support plate, and a plurality of counter bores are formed in the bottom end of the support plate.

Preferably, in order to facilitate connection of the positioning plate, a round blind hole is formed in the top end of the positioning plate, a plurality of first connecting holes are formed in the bottom end of the positioning plate, and the positioning plate is arranged in the groove.

Preferably, in order to facilitate positioning connection, the first connecting hole and the counter bore are fixedly connected through at least two positioning screws.

Preferably, in order to facilitate the compression joint of the rivet nut, a pressure head is arranged at the bottom end of the compression joint piece, and the pressure head is arranged on the lower side of the pressure plate.

Preferably, in order to adjust the pressure head, a second connecting hole is formed in the side wall of the pressure plate, and the adjusting knob is screwed in the second connecting hole.

Preferably, in order to improve the crimping precision, the crimping piece and the pressure head are coincided with the central axis of the blind hole.

Preferably, a nut is inserted into the blind hole for crimping the sheet metal part.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the crimping device of the nut of the utility model automatically crimps the rivet nut on the metal plate by using the crimping piece, thereby improving the production efficiency of the metal plate; the use of the adjusting knob is convenient for adjusting the height of the pressure head; the positioning plate is convenient for positioning the riveting nut.

Drawings

Fig. 1 is a schematic structural view of a crimping device of a nut of the present invention.

Wherein: 10. a crimping member; 15. a pressure head;

20. pressing a plate; 21. a second connection hole;

30. a support plate; 31. a groove; 32. a counter bore;

40. a support arm;

50. positioning a plate; 51. blind holes; 52. a first connection hole;

60. a set screw;

70. and adjusting a knob.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In fig. 1, a nut crimping apparatus includes a concave crimping body, a crimping member 10, a positioning plate 50, a plurality of positioning screws 60, and an adjusting knob 70.

The crimping body includes a pressing plate 20, a supporting plate 30 and a supporting arm 40. The top end of the supporting arm 40 is provided with a pressing plate 20, the bottom end of the supporting arm 40 is provided with a support plate 30, the pressing plate 20 and the support plate 30 are horizontally arranged, the top end of the pressing plate 20 is vertically provided with a crimping part 10, an adjusting knob 70 is arranged at one end of the pressing plate 20 in the length direction, the top end of the support plate 30 is provided with a positioning plate 50, and the positioning plate 50 is connected with the support plate 30 through a positioning screw 60.

To facilitate automatic crimping, a ram 15 is provided at the bottom end of the crimp member 10, the ram being disposed on the underside of the platen 20.

In order to facilitate the adjustment of the pressing height of the pressing head 15, a second connecting hole 21 is formed in the sidewall of the pressing plate 20, and the adjusting knob 70 is screwed into the second connecting hole 21.

The top end of the support plate 30 is provided with a groove 31, and the bottom end of the support plate 30 is provided with a plurality of counter bores 32. This facilitates the mounting of the positioning plate 50.

The top end of the positioning plate 50 is provided with a circular blind hole 51, and a nut (not shown in the drawings) is inserted into the blind hole 51. The positioning plate 50 is provided at a bottom end thereof with a plurality of first coupling holes 52, and the positioning plate 50 is disposed in the recess 31. The first connection hole 52 is fixedly connected with the counterbore 32 by at least two set screws 60.

In order to improve the accuracy of positioning and crimping, the crimp member 10 and the ram 15 coincide with the central axis of the blind hole 51.

The working principle of the crimping device is as follows: fix locating plate 50 in recess 31 earlier, through the crimping height of adjust knob 70 regulation pressure head 15, put into blind hole 51 with the rivet nut again, put foraminiferous sheet metal spare on the rivet nut top, pressure head 15 is under the drive of pneumatic crimping spare 10, with the rivet nut crimping on sheet metal spare.

Crimping device of nut uses the crimping piece automatic with riveting the nut crimping on sheet metal, improves sheet metal's production efficiency. The use of the adjusting knob is convenient for adjusting the height of the pressure head. The positioning plate is convenient for positioning the riveting nut.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a crimping device of nut which characterized in that: including a concave crimping main part, a crimping piece (10), a locating plate (50), a plurality of set screw (60) and an adjusting knob (70), the crimping main part includes a clamp plate (20), a bedplate (30) and a supporting arm (40), the top department of supporting arm (40) is equipped with clamp plate (20), the bottom department of supporting arm (40) is equipped with bedplate (30), clamp plate (20) with bedplate (30) level sets up, the top department of clamp plate (20) is equipped with perpendicularly crimping piece (10), adjusting knob (70) set up clamp plate (20) length direction's one end department, the top of bedplate (30) is equipped with locating plate (50), locating plate (50) with bedplate (30) pass through set screw (60) are connected.

2. Crimping device for nuts, according to claim 1, characterized in that a recess (31) is provided at the top end of the support plate (30) and a plurality of counter bores (32) are provided at the bottom end of the support plate (30).

3. Crimping apparatus for nuts, according to claim 2, characterized in that said positioning plate (50) is provided at its top end with a circular blind hole (51), and at its bottom end with a plurality of first connection holes (52), said positioning plate (50) being arranged inside said recess (31).

4. Crimping device according to claim 3, characterized in that said first connection hole (52) is fixedly connected with said counter bore (32) by means of at least two of said set screws (60).

5. Crimping device for nuts according to claim 4, characterized in that at the bottom end of the crimping member (10) there is provided a ram (15) arranged on the underside of the pressure plate (20).

6. Crimping device for nuts according to claim 5, characterized in that the side wall of the pressure plate (20) is provided with a second connection hole (21), the adjusting knob (70) being screwed in the second connection hole (21).

7. Crimping device for nuts according to claim 6, characterized in that said crimping member (10), said pressure head (15) coincide with the central axis of said blind hole (51).

8. Crimping device according to claim 7, characterized in that a nut is inserted in said blind hole (51).