CN214559162U

CN214559162U - Clamp for machining engine valve body

Info

Publication number: CN214559162U
Application number: CN202120293892.4U
Authority: CN
Inventors: 顾红林; 顾京京; 徐贻文
Original assignee: Kunshan Mingyuan Precision Hardware Co ltd
Current assignee: Kunshan Mingyuan Precision Hardware Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-11-02
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses an anchor clamps for engine valve body processing, include: the workbench is provided with a groove; the clamping assembly comprises a plurality of clamping blocks, and the clamping blocks are rotatably connected in the grooves; the connecting piece is connected with the clamping assembly; the fixing component is connected with the connecting piece and is connected to one side of the groove in a sliding mode along the horizontal direction of the workbench; the clamping block is driven to do reciprocating motion through the connecting piece when the fixing assembly is driven to move along the horizontal direction of the workbench by the driving device, so that the valve body in the groove is clamped or loosened. The utility model discloses a drive arrangement drive connecting piece drives the clamp splice on the centre gripping subassembly through the connecting piece and to the quick centre gripping of the valve body of recess inside and loosen, is suitable for the valve body of multiple pipe diameter, and the commonality is strong.

Description

Clamp for machining engine valve body

Technical Field

The utility model relates to an anchor clamps frock field, concretely relates to anchor clamps for engine valve body processing.

Background

The valve body is a metal pipe fitting commonly used in the industries of automobiles, electric tools and the like, the appearance of the valve body is a nonstandard part, and one end of the valve body is of a cylindrical structure. When the valve body needs to be processed or installed, the valve body cannot be effectively fixed through the existing clamp, so that the clamp for quickly fixing the valve body needs to be improved, and the valve body needs to be processed or installed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an anchor clamps for engine valve body processing, can be effectual the technical scheme of the utility model is: a clamp for machining an engine valve body comprises:

the workbench is provided with a groove;

the clamping assembly comprises a plurality of clamping blocks, and the clamping blocks are rotatably connected in the grooves;

the connecting piece is connected with the clamping assembly;

the fixing component is connected with the connecting piece and is connected to one side of the groove in a sliding mode along the horizontal direction of the workbench;

the driving device is connected with the fixing component;

when the driving device drives the fixing assembly to move along the horizontal direction of the workbench, the clamping block is driven to do reciprocating motion through the connecting piece, so that the valve body in the groove is clamped or loosened.

Furthermore, the fixed components are arranged in two groups, and the fixed components are symmetrically arranged along the central line of the groove.

Further, fixed subassembly include the connecting block with rotate connect in backup pad on the connecting block, one side of connecting block articulates there is the trip, one side of backup pad is equipped with the bayonet lock, the trip with the bayonet lock joint is connected, in order to realize the backup pad set up perpendicularly in on the connecting block.

Furthermore, a limiting groove is transversely arranged on the connecting block.

Further, the centre gripping subassembly is still including locating disc in the recess and the transmission shaft of rotating to be connected on the disc, the transmission shaft passes the one end fixedly connected with eccentric rod of disc, just the eccentric rod passes the clamp splice and through the separation blade with clamp splice fixed connection.

Furthermore, a clamping groove is formed in one side of the clamping block, a clamping block matched with the clamping block is arranged on the other side of the clamping block, and the transmission shaft controls the eccentric rod to drive the clamping block to be in sliding connection.

Furthermore, the connecting piece comprises a connecting rod and a rack, one side of the rack is fixedly connected with the connecting rod, the other side of the rack is meshed with a main gear, and the main gear is meshed with a pinion on the transmission shaft.

Furthermore, a sliding groove is formed in the workbench, the driving device comprises a screw rod and a threaded sleeve, and the screw rod penetrates through the threaded sleeve and is rotatably connected with the inner side of the sliding groove.

The utility model has the beneficial technical effects that:

1. when the connecting block is controlled to move by shaking the screw rod, the connecting block is driven to do reciprocating motion through the connecting piece, the valve body inside the groove is clamped or loosened, meanwhile, the valve body is suitable for valve bodies with various pipe diameters, and the universality is high.

2. Articulated on the connecting block have a backup pad, and one side of connecting block articulates there is the trip, and one side of backup pad is equipped with the bayonet lock, overturns the backup pad for the connecting block and is connected with the bayonet lock joint through the trip, makes the backup pad set up for the connecting block is perpendicular to the realization is to the fixed on valve body surface. Meanwhile, the connecting block is provided with a limiting groove, and the position of the supporting plate on the connecting block is adjusted to fix the surfaces of the valve bodies with different pipe diameters.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the fixing assembly of the present invention;

fig. 3 is a schematic view of the open state of the clamping block of the present invention;

fig. 4 is a schematic view of the closed state of the clamping block of the present invention;

fig. 5 is a schematic view of the rotational connection of the transmission shaft and the rack according to the present invention;

fig. 6 is a schematic view of the connection between the transmission shaft and the disc according to the present invention.

Fig. 7 is a schematic structural view of the connection of the connecting member of the present invention;

fig. 8 is a schematic structural diagram of the driving device of the present invention.

The reference signs are:

1. a work table; 2. a groove; 3. a clamping assembly; 4. a clamping block; 5. a connecting member; 6. a fixing assembly; 7. A drive device; 8. a valve body; 9. a disc; 10. a drive shaft; 11. a pinion gear; 12. a main gear; 13. a belt; 14. a rack; 15. a connecting rod; 16. a chute; 17. a slider; 18. a threaded sleeve; 19. a screw; 20. a hook is clamped; 21. a bayonet lock; 22. a U-shaped column; 23. adjusting the roller; 24. an eccentric rod; 25. a transverse groove; 26. a card slot; 27. a clamping block; 28. connecting blocks; 29. and a support plate.

Detailed Description

In order to make the technical means of the present invention clearer and to implement the present invention according to the content of the specification, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples, which are used for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, the utility model particularly relates to an anchor clamps of engine valve body processing, including workstation 1, centre gripping subassembly 3, connecting piece 5, fixed subassembly 6 and drive arrangement 7, be equipped with a recess 2 on the workstation 1, centre gripping subassembly 3 includes a plurality of clamp splices 4, and these a plurality of clamp splices 4 rotate to be connected in recess 2 to play the effect of centre gripping or unclamping to valve body 8 in the recess 2. Wherein, be connected fixed subassembly 6 and centre gripping subassembly 3 through connecting piece 5, fixed subassembly 6 is connected in one side of recess 2 along workstation 1 horizontal direction sliding connection, and drive arrangement 7 is connected with the opposite side of fixed subassembly 6. When the driving device 7 drives the fixing component 6 to move along the horizontal direction of the workbench 1, the connecting piece 5 drives the clamping block 4 to reciprocate so as to clamp or loosen the valve body 8 in the groove 2.

Wherein, fixed subassembly 6 is equipped with two sets ofly, and this fixed subassembly 6 sets up along 2 central line symmetry formulas of recess, conveniently carries out the centre gripping to 8 surperficial both sides of valve body through being equipped with two sets of fixed subassemblies 6, avoids taking place the slope, further improvement centre gripping dynamics.

As shown in fig. 2, the fixing assembly 6 comprises a connecting block 28 and a supporting plate 29, a sliding block 17 is bolted to the bottom of the connecting block 28, and the sliding block 17 achieves the effect of sliding connection with the workbench 1. The U-shaped column 22 is symmetrically arranged above the connecting block 28, and the supporting plate 29 is rotatably connected with the U-shaped column 22 and rotates relative to the surface of the connecting block 28. Wherein, one side of connecting block 28 articulates there is trip 20, and one side fixedly connected with bayonet lock 21 that the cooperation was used of backup pad 29, when backup pad 29 overturns for connecting block 28, is connected with bayonet lock 21 joint through trip 20, makes backup pad 29 perpendicular and connecting block 28 upper end to the surperficial centre gripping and the support of valve body 8.

It should be noted that there are various pipe diameters of the valve body 8, and when the pipe diameter of the valve body 8 is small, the support plate 29 may not be able to play a supporting role. Wherein, the surface of connecting block 28 transversely is equipped with the spacing groove, and the bolt passes the spacing groove and is connected connecting block 28 and slider 17. The surface support of the valve body 8 is achieved by adjusting the position of the connecting block 28 on the slide block 17.

The supporting plate 29 is vertically arranged on the connecting block 28 and fixed in various ways, and in this embodiment, it is preferable that the hook 20 is connected with the bayonet 21 in a clamping manner, so that the structure is simple and the operation is convenient.

As shown in fig. 3-6, the clamping assembly 3 comprises a disc 9 and a transmission shaft 10, the disc 9 is fixedly connected in the groove 2, one end of the transmission shaft 10 penetrates through the surface of the disc 9 and is rotatably connected, one end of the transmission shaft 10, which extends out of the disc 9, is fixedly connected with an eccentric rod 24, the clamping block 4 is provided with a transverse slot 25 used in a matched manner, the eccentric rod 24 penetrates through the transverse slot 25 and is fixedly connected with the clamping block 4 through a blocking piece, the stability between the eccentric rod 24 and the clamping block 4 in the moving process is ensured, and the dropping is avoided. When the transmission shaft 10 drives the eccentric rod 24 to rotate, the eccentric rod 24 drives the clamping block 4 to reciprocate leftwards, and the effect of clamping or loosening the valve body 8 in the groove 2 is achieved.

It should be noted that the transmission shafts 10 are provided in a plurality and circular array on the disc 9, and each transmission shaft 10 is connected with each other by a belt 13. One side of the transmission shaft 10 is also provided with a roller which is movably connected with the bottom of the disc 9, and the effect of adjusting the tension of the belt 13 is achieved by adjusting the position of the roller 23. Further, an opening is formed in one side of the workbench 1, and the opening penetrates through the groove 2, so that observation and maintenance are facilitated.

Wherein, one side of clamp splice 4 is equipped with draw-in groove 26, and the opposite side of clamp splice 4 is equipped with the fixture block 27 that the cooperation was used, and this fixture block 27 and draw-in groove 26 sliding connection. The clamping blocks 4 on the disc 9 are jointed end to end and connected in a sliding manner, and when the transmission shaft 10 controls the eccentric rod 24 to rotate, the eccentric rod 24 drives the clamping blocks 4 to rotate. At this time, each clamping block 4 is connected with each other in a sliding manner to form polygonal shapes with different sizes, and the effect of clamping the valve body 8 is achieved by adjusting the sizes of the polygons.

As shown in fig. 7, the connecting member 5 includes a connecting rod 15 and a rack 14, one end of the connecting rod 15 is fixedly connected to the connecting rod, the other end of the connecting rod passes through the worktable 1 and is fixedly connected to the rack 14, a main gear 12 is rotatably connected to the disc 9, a pinion 11 is fixedly connected to an end of the transmission shaft 10, a roller is fixedly connected to a bottom of the pinion 11, and a belt 13 is sleeved on the roller and drives the transmission shaft 10 to rotate. Wherein, the rack 14 is meshed with the main gear 12, the main gear 12 is meshed with the pinion 11, when the connecting rod 15 drives the pinion 11 to rotate, the pinion 11 drives the transmission shaft 10 to rotate, so as to realize the reciprocating motion of the clamping block 4.

It should be noted that the connecting rod 15 is an L-shaped mechanism, the transverse end of the connecting rod 15 is located on the workbench 1 and is fixedly connected with the connecting block 28, and the vertical end passes through the workbench 1 and is fixedly connected with the rack 14.

As shown in fig. 5, two sets of the pinion 11, the main gear 12 and the rack 14 are respectively provided and are respectively used in cooperation with the connecting block 28, when the transmission shaft 10 rotates, the two racks 14 are respectively driven to move towards or away from each other, so as to achieve the purpose of synchronously clamping and supporting with the supporting plate 29 on the workbench 1.

The rotation of the transmission shaft 10 may be performed in various ways, and in this embodiment, it is preferable that: the transmission shaft 10 is driven to rotate by the gear drive and the belt 13 connection, so as to achieve the reciprocating motion effect.

As shown in fig. 8, the driving device 7 includes a screw rod 19 and a threaded sleeve 18, a sliding slot 16 is provided on the working platform 1, and the connecting block 28 is slidably connected with the working platform 1 through a sliding block 17. Further, the threaded sleeve 18 is fixedly connected in the sliding groove 16, the screw rod 19 penetrates through the threaded sleeve 18 to be rotatably connected in the sliding groove 16, and the sliding block 17 is sleeved on the surface of the screw rod 19. The screw rod 19 drives the sliding block 17 to move, and the sliding block 17 drives the connecting block 28 to move, so that the supporting plate 29 has a supporting effect on the surface of the valve body 8.

The driving device 7 may be of various types, and in the present embodiment, the screw 19 is preferably driven, and may be driven by a pneumatic element or the like. The main purpose is to bring the connecting piece 28 and the support plate 29 closer to the surface of the valve body 8 for the supporting effect.

The utility model discloses a work flow is:

1. the valve body 8 is first placed vertically in the recess 2.

2. The screw 19 drives the connecting block 28 to move, and the supporting plate 29 is driven by the connecting block 28 to approach and support the surface of the valve body 8. At the same time, it is observed whether the position between the connecting block 28 and the sliding block 17 needs to be adjusted, so that the best supporting effect is achieved.

3. The connecting block 28 controls the connecting rod 15 to move along the body direction of the workbench 1, the connecting rod 15 drives the rack 14 to move, the transmission shaft 10 is driven to rotate through the rack 14, the clamping block 4 is made to slide in a reciprocating mode, and the valve body 8 in the groove 2 is clamped or loosened.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A anchor clamps for engine valve body processing, characterized by includes:

the device comprises a workbench (1), wherein a groove (2) is formed in the workbench (1);

the clamping assembly (3) comprises a plurality of clamping blocks (4), and the clamping blocks (4) are rotatably connected in the groove (2);

the connecting piece (5), the said connecting piece (5) links with said clamping assembly (3);

the fixing component (6) is connected with the connecting piece (5), and the fixing component (6) is connected to one side of the groove (2) in a sliding mode along the horizontal direction of the workbench (1);

the device also comprises a driving device (7), wherein the driving device (7) is connected with the fixing component (6);

when the driving device (7) drives the fixing assembly (6) to move along the horizontal direction of the workbench (1), the connecting piece (5) drives the clamping block (4) to do reciprocating motion so as to clamp or loosen the valve body (8) in the groove (2).

2. The engine valve body machining clamp according to the claim 1, characterized in that the fixing assemblies (6) are arranged in two groups, and the fixing assemblies (6) are symmetrically arranged along the central line of the groove (2).

3. The clamp for machining the engine valve body according to claim 2, wherein the fixing assembly (6) comprises a connecting block (28) and a supporting plate (29) rotatably connected onto the connecting block (28), a clamping hook (20) is hinged to one side of the connecting block (28), a clamping pin (21) is arranged on one side of the supporting plate (29), and the clamping hook (20) is connected with the clamping pin (21) in a clamping mode so that the supporting plate (29) is perpendicularly arranged on the connecting block (28).

4. The engine valve body machining clamp according to claim 3, characterized in that a limiting groove is formed in the connecting block (28) in the transverse direction.

5. The fixture for machining the engine valve body according to claim 1, characterized in that the clamping assembly (3) further comprises a disc (9) arranged in the groove (2) and a transmission shaft (10) rotatably connected to the disc (9), an eccentric rod (24) is fixedly connected to one end, penetrating through the disc (9), of the transmission shaft (10), and the eccentric rod (24) penetrates through the clamping block (4) and is fixedly connected with the clamping block (4) through a blocking piece.

6. The clamp for machining the engine valve body according to claim 5, wherein a clamping groove (26) is formed in one side of the clamping block (4), a clamping block (27) matched with the clamping block is formed in the other side of the clamping block (4), and the transmission shaft (10) controls the eccentric rod (24) to drive the clamping block (4) to be in sliding connection.

7. The engine valve body machining clamp according to the claim 5, characterized in that the connecting piece (5) comprises a connecting rod (15) and a rack (14), one side of the rack (14) is fixedly connected with the connecting rod (15), the other side of the rack (14) is meshed with a main gear (12), and the main gear (12) is meshed with a secondary gear (11) on the transmission shaft (10).

8. The clamp for processing the engine valve body according to claim 1, wherein a sliding groove (16) is formed in the workbench (1), the driving device (7) comprises a screw rod (19) and a threaded sleeve (18), and the screw rod (19) penetrates through the threaded sleeve (18) and is rotatably connected with the inner side of the sliding groove (16).