CN217677870U

CN217677870U - Electroplating clamp for large-sized workpiece

Info

Publication number: CN217677870U
Application number: CN202122345364.1U
Authority: CN
Inventors: 侯凯军
Original assignee: Shanghai Jinxia Industrial Co ltd
Current assignee: Shanghai Jinxia Industrial Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-10-28
Anticipated expiration: 2031-09-27

Abstract

The application relates to an electroplating fixture for large-scale work piece relates to electroplating fixture's technical field, and it includes disk body and the driving portion of fixed connection on the disk body, has seted up a plurality of screw holes on the disk body, and screw hole female connection has the swivel nut, and swivel nut female connection has the butt bolt, and the spiral shell head of butt bolt is close to the central point of disk body and puts. This application utilizes the thread fit of swivel nut and disk body to realize the flexible of swivel nut on the disk body, utilize the thread fit of butt bolt and swivel nut to realize the flexible of butt bolt in the disk body, under the joint regulation effect of swivel nut and butt bolt, support tight bolt and support tightly on the surface at large-scale work piece, thereby fix large-scale work piece in electroplating jig, the unstable problem of electroplating jig to large-scale work piece centre gripping has been improved, the flexible cooperation mode of second grade, greatly reduced the volume of anchor clamps, the convenience of anchor clamps use has been improved.

Description

Electroplating clamp for large-sized workpiece

Technical Field

The application relates to the technical field of electroplating fixtures, in particular to an electroplating fixture for large-scale workpieces.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any process in a process, the means for quickly, conveniently and safely mounting a workpiece may be referred to as a fixture.

In order to improve one or more surface characteristics of the metal workpiece, such as wear resistance, oxidation resistance, electrical conductivity, light reflection, corrosion resistance, etc., the metal workpiece is usually plated with a thin layer of other metal or alloy by electroplating. An electroplating clamp is required to be used in the electroplating process, so that the workpiece is clamped and fixed, and the workpiece is conveniently electroplated, moved and taken. In the related art, the electroplating clamp mainly comprises a movable clamping arm and a fixed clamping arm hinged with the movable clamping arm, and a torsion spring is arranged at the hinged joint of the movable clamping arm and the fixed clamping arm so as to clamp a workpiece by the electroplating clamp.

In view of the above related technologies, the inventor finds that, because the electroplating fixture clamps and fixes the workpiece by the acting force of the torsion spring on the measuring clamp arm, and the torque of the torsion spring is limited, when the electroplating fixture clamps the workpiece with a large volume and a large mass, the large workpiece is easy to fall off from the electroplating fixture, and the problem that the electroplating fixture clamps the large workpiece unstably exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the unstable problem of electroplating anchor clamps to large-scale work piece centre gripping, this application provides an electroplating anchor clamps for large-scale work piece.

The application provides a large-scale for work piece electroplating anchor clamps adopts following technical scheme:

the electroplating clamp for the large-sized workpiece comprises a disk body and a traveling crane part fixedly connected to the disk body, wherein a plurality of threaded holes are formed in the disk body, threaded sleeves are connected to the threaded holes in an internal thread mode, butt bolts are connected to the threaded sleeves in an internal thread mode, and the screw heads of the butt bolts are close to the center of the disk body.

Through adopting above-mentioned technical scheme, wear to establish the swivel nut and wear to establish the butt bolt in the swivel nut through wearing to establish on the disk body, utilize the screw-thread fit of swivel nut and disk body to realize the flexible of swivel nut on the disk body, utilize the screw-thread fit of butt bolt and swivel nut to realize the flexible of butt bolt in the disk body, under the joint adjusting effect of swivel nut and butt bolt, support tight bolt and support tightly on the surface of large-scale work piece, thereby fix large-scale work piece in electroplating jig, the unstable problem of electroplating jig to large-scale work piece centre gripping has been improved, the flexible cooperation mode of second grade, greatly reduced the volume of anchor clamps, the convenience of anchor clamps use has been improved.

Optionally, a locknut is sleeved on the abutting bolt, and the end face of the locknut abuts against the end face of the threaded sleeve close to the central position of the disc body.

Through adopting above-mentioned technical scheme, locknut has restricted the relative rotation between butt bolt and the swivel nut, guarantees that the butt bolt supports tightly all the time on the surface of large-scale work piece, reduces the butt bolt and takes place not hard up risk, guarantees the stability of anchor clamps to large-scale work piece centre gripping.

Optionally, a gasket is arranged at the end of the screw head of the abutting bolt.

Through adopting above-mentioned technical scheme, the gasket surface has higher coefficient of friction, has improved the stability of butt bolt to large-scale work piece centre gripping, and the gasket has disperseed the effort of butt bolt to the work piece, alleviates the butt bolt when supporting tightly and to the rigid impact of large-scale work piece, better protection work piece.

Optionally, the end part of the screw sleeve far away from the center of the disc body is fixedly provided with a screwing handle convenient for screwing the screw sleeve, and the screwing handle is provided with anti-skidding threads.

By adopting the technical scheme, the end part of the screw sleeve is provided with the screwing handle, and the screwing handle is convenient for rotating the screw sleeve, so that the clamp is more convenient to use.

Optionally, the number of the thread sleeves and the abutting bolts is multiple, and the thread sleeves and the abutting bolts are arranged in a central symmetry manner with respect to the central position of the disk body.

Through adopting above-mentioned technical scheme, set up to a plurality ofly through the quantity with swivel nut and butt bolt, a plurality of swivel nuts and butt bolt carry out fixed centre gripping to large-scale work piece jointly for the atress of work piece is more even, and has improved the stability of anchor clamps to large-scale work piece centre gripping, has reduced the risk that large-scale work piece breaks away from in the anchor clamps.

Optionally, the driving portion comprises a driving plate fixedly connected to the outer peripheral wall of the tray body, a hanging plate connected to the upper end face of the driving plate, and a hanging hole formed in the hanging plate and enabling a driving hook to hook and hang conveniently.

Through adopting above-mentioned technical scheme, the driving board is with disk body and link plate fixed connection, and the lifting hole of seting up on the link plate makes things convenient for being connected of anchor clamps and driving lifting hook, utilizes the convenient removal and the transport to anchor clamps of driving portion.

Optionally, a rib plate is fixedly connected between the traveling plate and the plate body.

Through adopting above-mentioned technical scheme, the floor has improved the joint strength between driving board and the disk body, reduces because of work piece weight too big risk that leads to driving board and disk body to break away from.

Optionally, still including setting up the supporting component of disk body lateral wall, supporting component is including fixing regulating plate on the disk body lateral wall, fixing the backup pad of regulating plate tip, seting up adjustment tank on the regulating plate, wear to establish adjusting screw in the adjustment tank, adjusting screw passes the adjustment tank will regulating plate and disk body fixed connection.

Through adopting above-mentioned technical scheme, the backup pad carries out fixed stay to the bottom surface of large-scale work piece, the stability that anchor clamps are fixed to large-scale work piece has been improved, the risk that large-scale work piece drops from the disk body has been reduced, through adjusting adjustment tank and adjusting screw's relative position, can adjust the height of backup pad, the thickness that makes things convenient for anchor clamps to be the basis large-scale work piece in time adjusts the backup pad, make the better surface of supporting tightly at large-scale work piece of butt bolt, improve and support tight bolt clamping stability, it is more reasonable to design.

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

the threaded sleeve penetrates through the disc body, the abutting bolt penetrates through the threaded sleeve, the threaded sleeve is matched with the disc body to stretch out and draw back the disc body, the abutting bolt is matched with the threaded sleeve to stretch out and draw back the disc body, and under the common adjusting action of the threaded sleeve and the abutting bolt, the abutting bolt abuts against the surface of a large workpiece, so that the large workpiece is fixed in the electroplating clamp, the problem that the electroplating clamp cannot clamp the large workpiece stably is solved;

the anti-loose nut is sleeved on the abutting bolt, so that the anti-loose nut limits relative rotation between the abutting bolt and the threaded sleeve, the abutting bolt is guaranteed to be always abutted against the surface of a large-sized workpiece, the risk that the abutting bolt is loosened is reduced, and the stability of the clamp for clamping the large-sized workpiece is guaranteed;

set up the gasket through the spiral shell head tip at the butt bolt, the gasket surface has higher coefficient of friction, has improved the stability of butt bolt to large-scale work piece centre gripping, and the gasket has dispersed the effort of butt bolt to the work piece, alleviates the rigid impact of butt bolt to large-scale work piece when supporting tightly, better protection work piece.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram illustrating a threaded hole according to an embodiment of the present application.

Description of reference numerals: 1. a tray body; 2. a traveling section; 21. a running board; 22. hanging the plate; 23. hoisting holes; 3. a threaded hole; 4. a threaded sleeve; 5. an abutment bolt; 6. a locknut; 7. a gasket; 8. screwing the handle; 9. a rib plate; 10. a support assembly; 101. an adjusting plate; 102. a support plate; 103. an adjustment groove; 104. and adjusting the screw.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses an electroplating clamp for a large workpiece.

Referring to fig. 1 and 2, an electroplating jig for large workpieces includes a circular plate 1, a travelling crane part 2 fixedly connected to the plate 1, and a support assembly 10 fixedly connected to a side wall of the plate 1. Seted up a plurality of screw holes 3 on disk body 1's the outer wall, the axis of screw hole 3 is the same with disk body 1's direction of radius, 3 interior screw-thread fit in screw hole has swivel nut 4, tip integrated into one piece that 1 central point of disk body put was kept away from to swivel nut 4 has revolves wrong handle 8, it has seted up anti-skidding line on handle 8's the surface to revolve wrong, it conveniently carries out the knob to swivel nut 4 to revolve wrong handle 8, butt bolt 5 is worn to be equipped with by swivel nut 4 internal thread, the central point that butt bolt 5's spiral shell head is close to disk body 1 puts the setting, butt bolt 5's tip cover is equipped with gasket 7, threaded connection has lock nut 6 on butt bolt 5's the screw rod. The number of the threaded holes 3, the threaded sleeves 4 and the abutting bolts 5 is set to be a plurality of, preferably, the number of the threaded holes 3, the threaded sleeves 4 and the abutting bolts 5 is 4, and the threaded holes 3, the threaded sleeves 4 and the abutting bolts 5 are arranged in a central symmetry mode relative to the disk body 1.

Utilize the screw-thread fit of swivel nut 4 and disk body 1 to realize the flexible of swivel nut 4 on disk body 1, utilize the screw-thread fit of butt bolt 5 and swivel nut 4 to realize the flexible of butt bolt 5 in disk body 1, the flexible cooperation mode of second grade, greatly reduced the volume of anchor clamps, improved the convenience that anchor clamps used. Under the common adjusting action of a plurality of thread sleeves 4 and the abutting bolt 5, the abutting bolt fixes the large-sized workpiece in the electroplating fixture through the gasket 7, and the problem that the electroplating fixture is unstable in clamping the large-sized workpiece is solved. The gasket 7 disperses the acting force of the butt bolt 5 on the workpiece, relieves the rigid impact of the butt bolt 5 on the large workpiece, reduces the damage of the butt bolt 5 on the workpiece, reduces the risk that the butt bolt 5 is loosened, and further ensures the stability of the clamp on clamping the large workpiece.

The supporting assembly 10 comprises an adjusting screw 104 which is screwed on the tray body 1, a plurality of adjusting plates 101 which are fixed on the outer wall of the tray body 1, an adjusting groove 103 which is formed on the adjusting plate 101, and a supporting plate 102 which is integrally formed at the end part of the adjusting plate 101, wherein the adjusting screw 104 penetrates through the adjusting groove 103 to be screwed with the tray body 1, and the adjusting plate 101 is pressed on the side wall of the tray body 1. Preferably, the number of the adjusting plates 101 is set to 4, the shape of the supporting plate 102 is cross-shaped, and four ends are integrally connected to the four adjusting plates 101, respectively. The supporting plate 102 supports the large-sized workpiece, so that the stability of the fixture for fixing the large-sized workpiece is improved, and the risk of falling off of the large-sized workpiece from the tray body 1 is reduced.

The traveling part 2 comprises a plurality of traveling plates 21 fixed on the peripheral wall of the tray body 1 in a welded manner, hanging plates 22 fixed on the end parts, away from the tray body 1, of the traveling plates 21 in a welded manner, and hanging holes 23 formed in the hanging plates 22, preferably, the number of the traveling plates 21 is 2, one end of each hanging plate 22 is fixed on the end part of one traveling plate 21 in a welded manner, and the other end of each hanging plate 22 is fixed on the end part of the other traveling plate 21 in a welded manner. The lifting hook of the crane is convenient for the lifting hole 23 to hook, the ribbed plate 9 is welded between the crane plate 21 and the disc body 1, the ribbed plate 9 improves the connection strength between the crane plate 21 and the disc body 1, the crane part 2 is convenient to move and carry the clamp, and labor is saved.

The implementation principle of the electroplating clamp for the large workpiece in the embodiment of the application is as follows: when the clamp is used, a large workpiece is placed on the supporting plate 102, the height of the plate body 1 is adjusted by adjusting the relative positions of the adjusting groove 103 and the adjusting screw 104, the butt bolt 5 is located at a proper clamping height, the screw sleeve 4 is adjusted by screwing the handle 8, the butt bolt 5 is adjusted, the gasket 7 is abutted against the outer wall of the workpiece, and the locknut 6 is screwed, so that the large workpiece can be clamped. Through wear to establish swivel nut 4 and wear to establish butt bolt 5 in swivel nut 4 on disk body 1, under swivel nut 4 and butt bolt 5's joint regulation effect, fix large-scale work piece in electroplating jig, improved electroplating jig to the unstable problem of large-scale work piece centre gripping.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a large-scale for work piece electroplating anchor clamps which characterized in that: including disk body (1) and fixed connection driving portion (2) on disk body (1), a plurality of screw holes (3) have been seted up on disk body (1), screw hole (3) internal thread connection has swivel nut (4), swivel nut (4) internal thread connection has butt bolt (5), just the spiral shell head of butt bolt (5) is close to the central point of disk body (1) puts.

2. The plating jig for large-sized workpieces according to claim 1, characterized in that: the butt bolt (5) is sleeved with a locknut (6), and the end face of the locknut (6) is abutted against the end face of the screw sleeve (4) close to the central position of the disc body (1).

3. The plating jig for large-sized workpieces according to claim 1, characterized in that: and a gasket (7) is arranged at the end part of the screw head of the abutting bolt (5).

4. The plating jig for large-sized workpieces according to claim 1, characterized in that: the end part of the screw sleeve (4) far away from the central position of the disc body (1) is fixedly provided with a screwing handle (8) which is convenient for screwing the screw sleeve, and anti-skid lines are arranged on the screwing handle (8).

5. The plating jig for large-sized workpieces according to claim 1, characterized in that: the number of the screw sleeves (4) and the number of the abutting bolts (5) are set to be a plurality, and the screw sleeves and the abutting bolts are arranged in a central symmetry mode relative to the central position of the disc body (1).

6. The plating jig for large-sized workpieces according to claim 1, characterized in that: driving portion (2) are including fixed connection driving board (21), connection on disk body (1) periphery wall link plate (22) of driving board (21) up end and set up make things convenient for the driving lifting hook on link plate (22) to collude lewis hole (23) of hanging.

7. An electroplating jig for a large-sized workpiece according to claim 6, characterized in that: a ribbed plate (9) is fixedly connected between the running board (21) and the disc body (1).

8. The plating jig for large-sized workpieces according to claim 1, characterized in that: still including setting up supporting component (10) of disk body (1) lateral wall, supporting component (10) are including fixing regulating plate (101) on disk body (1) lateral wall, fix backup pad (102) of regulating plate (101) tip, set up adjustment tank (103) on regulating plate (101), wear to establish adjusting screw (104) in adjustment tank (103), adjusting screw (104) pass adjustment tank (103) will regulating plate (101) and disk body (1) fixed connection.