CN212735784U

CN212735784U - Clamping tool for assembling automobile engine valve core

Info

Publication number: CN212735784U
Application number: CN202020923379.4U
Authority: CN
Inventors: 王波
Original assignee: Chongqing Keou Machinery Co ltd
Current assignee: Chongqing Keou Machinery Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-03-19
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a clamping tool for assembling a valve core of an automobile engine, which belongs to the technical field of engine valve manufacturing and comprises a workbench, clamping cylinders are fixedly arranged at the positions of the outer surface of the upper end of the workbench, which are close to two sides, piston rods are fixedly arranged at the opposite inner sides of the two clamping cylinders, a connecting plate is fixedly arranged at the outer surface of the other end of each piston rod, a support rod is fixedly arranged at the middle position of the outer surface of one side of the connecting plate, which is far away from the piston rod, a chuck is arranged at one side of the connecting plate, which is far away from the piston rod, a connecting rod is fixedly arranged at the outer surface of one side of the chuck, which is close to the connecting plate, a fixing sleeve is sleeved between the connecting rod and the support rod, the friction of the movement of the connecting plate, the service performance of the device is improved.

Description

Clamping tool for assembling automobile engine valve core

Technical Field

The utility model relates to an engine valve makes technical field, specifically is a centre gripping frock is used in automobile engine case assembly.

Background

The oil drain valve is widely used on an engine to replace an oil drain bolt on an automobile oil pan, waste lubricating oil such as the engine and a wave box is quickly pumped out to be discharged into a sealed container through suction force formed by vacuum equipment, and pollution of the waste engine oil to atmosphere, soil and water is avoided.

The prior Chinese patent (publication number: CN208880111U) discloses a valve core assembling device of a valve, which comprises a support frame, a valve fixing mechanism and a valve core rotating assembling mechanism, wherein the valve fixing mechanism and the valve core rotating assembling mechanism are arranged on the support frame; the valve fixing mechanism comprises a clamping cylinder fixedly arranged on the support frame, symmetrical clamps arranged on the clamping cylinder, a chuck arranged on the clamps, and positioning seats arranged on the support frame and between the symmetrical clamps and used for supporting the valve; the rotary valve element assembling mechanism comprises a straight-moving cylinder fixedly connected with the support frame, a pneumatic sliding table arranged on the straight-moving cylinder and capable of moving up and down along with the straight-moving cylinder, a motor base arranged on one side of the pneumatic sliding table, and an assembling motor arranged on the motor base.

The above patent is about the assembly of the faucet valve, but it can also be used for the assembly of the valve core of the engine oil drain valve, it is difficult to adjust the size of the chuck according to the size of the valve when in use, and it is inconvenient for the user to detach and replace the chuck, which affects the use performance of the device.

Based on this, the utility model designs an automobile engine case assembly is with centre gripping frock in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile engine case centre gripping frock for assembly to the size that is difficult to adjust the chuck according to the size of valve that proposes in solving above-mentioned background art is not convenient for dismantle the problem of changing to the chuck.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping tool for assembling a valve core of an automobile engine comprises a workbench, clamping cylinders are fixedly arranged at the positions, close to two sides, of the outer surface of the upper end of the workbench, piston rods are fixedly arranged on the opposite inner side surfaces of the two clamping cylinders, a connecting plate is fixedly arranged on the outer surface of the other end of each piston rod, a supporting rod is fixedly arranged in the middle of the outer surface of one side, away from the piston rods, of the connecting plate, and one side that the piston rod was kept away from to the connecting plate is provided with the chuck, the chuck is close to one side fixed surface of connecting plate and is installed the connecting rod, has cup jointed the fixed sleeve between connecting rod and the bracing piece, the internal surface of fixed sleeve and the surface of bracing piece and the surface of connecting rod all are provided with the screw thread, the equal fixed mounting in position that the lower extreme surface of connecting plate is close to the front and back end has the slide, the spout has all been seted up with the corresponding position of slide to the upper end.

Preferably, the guide way has been seted up to the internal surface bottom intermediate position of spout, and the inside of guide way is provided with the ball, and the spacing groove has been seted up to the lower extreme surface intermediate position of slide.

Preferably, the limiting groove is matched with the ball, and the ball is located between the limiting groove and the guide groove.

Preferably, the outer surface of each chuck is fixedly provided with an elastic rubber pad, the shape of each chuck is a half hexagon, and the two chucks are symmetrical about the longitudinal center line of the workbench.

Preferably, the screw thread on the fixed sleeve is a two-way screw thread, and the screw thread on the support rod and the connecting rod is matched with the screw thread on the fixed sleeve.

Preferably, the chuck is an integral member of the connecting rod, and the connecting rod and the support rod have the same diameter.

Compared with the prior art, the beneficial effects of the utility model are that: the connecting plate moves to drive the sliding plate to move in the sliding groove, the sliding plate moves on the balls through the action of the limiting groove and the guide groove, the balls roll in the guide groove, the sliding of the sliding plate is changed into rolling motion, friction can be reduced, the movement of the connecting plate is more convenient, the output power of the clamping cylinder is reduced, energy is saved, the connecting rod and the supporting rod are positioned on the same axis, two ends of the fixing sleeve are respectively sleeved on the connecting rod and the supporting rod, the fixing sleeve is rotated under the action of threads to enable the connecting rod to move towards the supporting rod, the supporting rod and the connecting rod are positioned in the fixing sleeve together, a user can conveniently install the clamping heads on the supporting rod through the connecting rod, the connecting rod and the supporting rod can be separated through the rotating fixing sleeve, the clamping heads can be conveniently detached and replaced by the user, and the clamping device can adapt to the assembly of valve cores with different sizes by adjusting the distance between, the service performance of the device is improved.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

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

FIG. 2 is a view of the combination of the working table and the connecting plate of the present invention;

fig. 3 is a combined view of the support rod and the connecting rod of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a work table; 2. a clamping cylinder; 3. a piston rod; 4. a connecting plate; 5. a support bar; 6. a chuck; 7. a slide plate; 8. a chute; 9. a guide groove; 10. a ball bearing; 11. fixing the sleeve; 12. a connecting rod; 13. a thread; 14. a rubber pad; 15. a limiting groove.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the utility model provides a clamping tool technical scheme for assembling a valve core of an automobile engine: a clamping tool for assembling a valve core of an automobile engine comprises a workbench 1, clamping cylinders 2 are fixedly arranged at the positions, close to two sides, of the outer surface of the upper end of the workbench 1, piston rods 3 are fixedly arranged on the inner side surfaces, opposite to each other, of the two clamping cylinders 2, a connecting plate 4 is fixedly arranged on the outer surface of the other end of each piston rod 3, a supporting rod 5 is fixedly arranged at the middle position of the outer surface of one side, far away from the piston rods 3, of the connecting plate 4, and one side that piston rod 3 was kept away from to connecting plate 4 is provided with chuck 6, chuck 6 is close to one side fixed surface of connecting plate 4 and is installed connecting rod 12, fixed sleeve 11 has been cup jointed between connecting rod 12 and the bracing piece 5, the internal surface of fixed sleeve 11 and the surface of bracing piece 5 and the surface of connecting rod 12 all are provided with screw thread 13, the equal fixed mounting in position that the lower extreme surface of connecting plate 4 is close to the front and back end has slide 7, spout 8 has all been seted up with the corresponding position of slide 7 to the upper end surface of workstation 1.

Guide way 9 has been seted up to the internal surface bottom intermediate position of spout 8, and the inside of guide way 9 is provided with ball 10, and spacing groove 15 has been seted up to the lower extreme surface intermediate position of slide 7, can reduce the frictional force that slide 7 removed.

The limiting groove 15 is matched with the ball 10, and the ball 10 is positioned between the limiting groove 15 and the guide groove 9, so that the stability of the sliding plate 7 moving along the ball 10 is improved.

The elastic rubber pads 14 are fixedly arranged on the outer surfaces of the chucks 6, damage of the chucks 6 to a valve seat is reduced, the chucks 6 are half-hexagonal, and the two chucks 6 are symmetrical about the longitudinal center line of the workbench 1.

The screw thread 13 on the fixed sleeve 11 is a two-way screw thread, and the screw thread 13 on the support rod 5 and the connecting rod 12 is matched with the screw thread on the fixed sleeve 11, so that a user can conveniently detach and replace the support rod 5 and the connecting rod 12.

The clamping head 6 and the connecting rod 12 are integrated components, and the diameter of the connecting rod 12 is the same as that of the supporting rod 5, so that the normal operation of the device is ensured.

One specific application of this embodiment is: the valve seat of the valve core to be assembled is placed between the two chucks 6, the clamping cylinder 2 is enabled to enter a working state, air supply energy is gathered to generate air pressure, the air pressure pushes the piston rod 3 to generate thrust to stretch out, the piston rod 3 pushes the connecting plate 4 to move towards the middle position of the workbench 1, the two connecting plates 4 respectively drive the two chucks 6 to move in opposite directions through the supporting rod 5 and the connecting rod 12, so that the valve seat between the two chucks 6 is clamped and fixed, preparation is made for assembling the valve core in the next step, the connecting plate 4 moves to drive the sliding plate 7 to move in the sliding groove 8, the sliding plate 7 moves on the ball 10 under the action of the limiting groove 15 and the guide groove 9, the ball 10 rolls in the guide groove 9, the sliding of the sliding plate 7 is changed into rolling motion, friction can be reduced, the movement of the connecting plate 4 is more convenient, and, energy saving, be located the same axis with connecting rod 12 and bracing piece 5, and overlap the both ends of fixed sleeve 11 respectively on connecting rod 12 and bracing piece 5, rotate fixed sleeve 11 under the effect of screw thread 13, make connecting rod 12 to the direction removal of bracing piece 5, and make bracing piece 5 and connecting rod 12 be located the inside of fixed sleeve 11 jointly, can the person of facilitating the use install chuck 6 on bracing piece 5 through connecting rod 12, can separate connecting rod 12 and bracing piece 5 through rotating fixed sleeve 11, can the person of facilitating the use dismantle the change to chuck 6, the rethread adjusts the distance between two chucks 6 and can the assembly of this clamping device adaptation not unidimensional case, improve the device's performance.

The utility model discloses the die clamping cylinder 2 who adopts the utility model provides a background data is given, and cooperate the utility model discloses a description of specification, affiliated technical field personnel can reach its use to obtain corresponding result of use, the event does not have the one-by-one disclosure.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an automobile engine case centre gripping frock for assembly, includes workstation (1), its characterized in that: the clamping cylinder (2) is fixedly mounted at the position, close to two sides, of the outer surface of the upper end of the workbench (1), the piston rod (3) is fixedly mounted at the inner side face, opposite to the clamping cylinder (2), of the inner side face, the connecting plate (4) is fixedly mounted at the outer surface of the other end of the piston rod (3), the supporting rod (5) is fixedly mounted at the middle position of the outer surface of one side, far away from the piston rod (3), of the connecting plate (4), the chuck (6) is arranged at one side, far away from the piston rod (3), the connecting rod (12) is fixedly mounted at the outer surface of one side, close to the connecting plate (4), of the chuck (6), the fixing sleeve (11) is sleeved between the connecting rod (12) and the supporting rod (5), threads (13) are arranged on the inner surface of, the outer surface of the lower end of the connecting plate (4) is fixedly provided with a sliding plate (7) at the position close to the front end and the rear end, and the outer surface of the upper end of the workbench (1) is provided with a sliding groove (8) at the position corresponding to the sliding plate (7).

2. The clamping tool for assembling the valve core of the automobile engine according to claim 1, characterized in that: a guide groove (9) is formed in the middle of the bottom end of the inner surface of the sliding groove (8), a ball (10) is arranged inside the guide groove (9), and a limiting groove (15) is formed in the middle of the outer surface of the lower end of the sliding plate (7).

3. The clamping tool for assembling the valve core of the automobile engine according to claim 2, characterized in that: the limiting groove (15) is matched with the ball (10), and the ball (10) is located between the limiting groove (15) and the guide groove (9).

4. The clamping tool for assembling the valve core of the automobile engine according to claim 1, characterized in that: the outer surface of each chuck (6) is fixedly provided with an elastic rubber pad (14), each chuck (6) is in a half-hexagon shape, and the two chucks (6) are symmetrical about the longitudinal center line of the workbench (1).

5. The clamping tool for assembling the valve core of the automobile engine according to claim 1, characterized in that: the screw thread (13) on the fixed sleeve (11) is a two-way screw thread, and the screw thread (13) on the support rod (5) and the connecting rod (12) is matched with the screw thread on the fixed sleeve (11).

6. The clamping tool for assembling the valve core of the automobile engine according to claim 1, characterized in that: the clamping head (6) and the connecting rod (12) are integrated, and the diameters of the connecting rod (12) and the supporting rod (5) are the same.