CN220680544U - Camshaft clamping device - Google Patents

Abstract

The utility model relates to the technical field of automobile parts, and discloses a camshaft clamping device, which comprises: the clamping tool comprises a base, wherein a protection frame is fixedly connected onto the base, a groove hole is formed in the top of the protection frame, symmetrical limiting blocks are fixedly connected onto two sides of the groove hole, grooves are formed in two opposite sides of the limiting blocks, four sliding blocks matched with the grooves are slidably connected onto two symmetrical positions of two sides of the protection frame, a special-shaped clamping plate is fixedly connected between the sliding blocks on one side of the grooves, a damping rod is fixedly connected onto the inner side of the special-shaped clamping plate, an arc-shaped clamping block is rotatably connected onto the end portion of the damping rod, and a spring is fixedly connected onto the outer side of the damping rod between the special-shaped clamping plate and the arc-shaped clamping block.

Description

Camshaft clamping device

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to a camshaft clamping device.

Background

The camshaft clamping utility model device is a device for clamping a camshaft and is used in an engine or a mechanical system. It generally consists of a clamping device and a fixing device. The clamping device is used for clamping the cam shaft, ensuring that the cam shaft runs stably and is matched with other related parts correctly. The fixing device is used for fixing the clamping device in a proper position, so that the stability and the firmness of the device are ensured.

The publication number is: the Chinese patent of CN219131499U discloses a camshaft clamping device, wherein a motor I is arranged to drive a rotating shaft to rotate, the rotating shaft drives a gear to rotate, and the gear drives a driving wheel rack to be close to or far away from each other, so that a fixed clamping plate is driven to be close to or far away from each other, and the structure can adjust the distance between the fixed clamping plates according to the specification and the size of different camshafts; through setting up motor two and driving the threaded rod rotation, the threaded rod drives the sleeve and reciprocates to drive fixed splint and reciprocate, this structure can adjust the height of fixed splint, improves clamping device's suitability.

However, the above technical scheme has the following problems, in the above technical scheme, the motor drives the threaded rod to rotate so that the sleeve moves up and down to adjust the height of the fixed clamping plate, but in the clamping process, the device does not have a limiting device at the horizontal position, so that the precision in the clamping process is not accurate enough easily, the clamping stability is insufficient, when falling occurs in the clamping process, the damage of parts is easy to cause, and the scheme has poor practicality and cannot meet the effect of stable and efficient clamping.

Disclosure of Invention

The utility model aims to provide a camshaft clamping device, which is used for solving the problems that in the clamping process, the device is not provided with a limiting device in the horizontal position, and the precision in the clamping process is not accurate enough easily, so that the clamping stability is insufficient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a camshaft clamping device, comprising: the base, fixedly connected with guard frame on the base, the recess hole has been seted up at the guard frame top, the guard frame top surface is located recess hole both sides fixedly connected with symmetrical stopper, two the stopper opposite side is all seted up flutedly, guard frame both sides symmetry position sliding connection have with two four sliders that the recess agrees with mutually, two of recess one side fixedly connected with dysmorphism splint between the slider, dysmorphism splint inboard fixedly connected with damping rod, damping rod tip rotation is connected with arc grip block, dysmorphism splint with be located between the arc grip block damping rod outside fixedly connected with spring.

Further, base surface fixedly connected with two symmetrical supports, two fixedly connected with first diaphragm between the support, first diaphragm top is located support top fixedly connected with second diaphragm, the second diaphragm with the top surface of protection frame flushes.

Further, the middle part fixedly connected with stand between first diaphragm with the second diaphragm, the sleeve has been cup jointed in the slip on the stand.

Further, the sleeve both sides fixedly connected with first free bearing, rotate on the first free bearing and connect first support arm, first support arm tip rotates and is connected with the second free bearing, it is connected with the second support arm to rotate on the second free bearing, second support arm tip rotates and is connected with the third free bearing, it is connected with the middle part of third support arm to rotate on the third free bearing, third support arm one end rotates and is connected with the cylinder, the cylinder other end rotates and is connected with the bottom of the third support arm of symmetry side, the third support arm other end rotates and is connected with the fourth free bearing, rotate on the fourth free bearing and be connected with the fourth support arm.

Further, the end part of the fourth supporting arm is rotatably connected with a fixed hinged support, and the fixed hinged support (89) is fixedly connected with a special-shaped clamping plate.

Further, the inner side of the arc-shaped clamping block is in a sawtooth shape.

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

according to the camshaft clamping device, when the camshaft clamping device is used, the four sliding blocks on two sides move on the grooves to drive the special-shaped clamping plates on two sides to slide relatively, so that workpieces positioned between the two limiting blocks on the surface of the protective frame are mutually close to each other through the two arc-shaped clamping blocks to clamp the workpieces, the two ends of the clamped workpieces are continuously extruded along with the continuous closing of the two arc-shaped clamping blocks in the clamping process, the workpieces are buffered by the elastic expansion and contraction of the damping rods and the springs to avoid damage, the whole clamping tool can clamp the workpieces stably through the arc-shaped clamping blocks on two sides, the clamping accuracy is guaranteed through the sliding of the sliding blocks in the grooves, and the whole scheme is strong in practicability and good in clamping effect.

Drawings

FIG. 1 is a perspective view of a camshaft clamping device according to the present utility model;

FIG. 2 is a top view of a camshaft clamping device according to the present utility model;

FIG. 3 is a left side detail view of a camshaft clamping device of the present utility model;

fig. 4 is a clamping detail view of a camshaft clamping device according to the present utility model.

In the figure: 1-a protective frame; 2-a base; 3-a bracket; 4-limiting blocks; 41-grooves; 42-sliding blocks; 43-special-shaped clamping plates; 44-a damping rod; 45-springs; 46-arc clamping blocks; 5-a first cross plate; 6-a second cross plate; 7-stand columns; 8-sleeve; 81-a first hinge support; 82-a first support arm; 83-a second hinge support; 84-a second support arm; 85-a third hinge support; 86-a third support arm; 87-fourth hinge support; 88-fourth support arm; 89-fixing a hinged support; 9-cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, the present utility model provides a technical solution: a camshaft clamping device, comprising: the base 2, fixedly connected with protection frame 1 on the base 2, the recess hole has been seted up at protection frame 1 top, protection frame 1 top surface is located recess hole both sides fixedly connected with symmetrical stopper 4, recess 41 has all been seted up to two stopper 4 contralateral sides, protection frame 1 both sides symmetry position sliding connection has four sliders 42 that agree with two recesses 41, fixedly connected with dysmorphism splint 43 between two sliders 42 of recess 41 one side, dysmorphism splint 43 inboard fixedly connected with damping rod 44, damping rod 44 tip swivelling joint has arc grip block 46, be located damping rod 44 outside fixedly connected with spring 45 between dysmorphism splint 43 and the arc grip block 46, through the removal of four sliders 42 on both sides on recess 41, drive the dysmorphism splint 43 of both sides and carry out the relative slip, then be located the work piece between two stoppers 4 at protection frame 1 surface and be close to each other through two arc grip blocks 46, the work piece is held, along with the continuous being close to of two arc grip blocks 46 in the in-process of centre gripping, the both ends of holding the work piece are constantly received the extrusion, through damping rod 44 and the elastic expansion effect of spring 45, the buffering of carrying out the power to the work piece is avoided receiving the damage to the work piece.

The base 2 surface fixedly connected with two symmetrical support 3, fixedly connected with first diaphragm 5 between two supports 3, first diaphragm 5 top fixedly connected with second diaphragm 6, second diaphragm 6 flushes with the top surface of protection frame 1 for to the high position definition of protection frame 1, guaranteed the stability of support 3 simultaneously.

The middle part fixedly connected with stand 7 between first diaphragm 5 and the second diaphragm 6, the sleeve 8 has been cup jointed in the slip on the stand 7, and first diaphragm 5 and second diaphragm 6 are used for playing limiting displacement to sleeve 8 when sliding on stand 7.

By starting the cylinder 9, the two third support arms 86 on the two sides of the cylinder are driven to rotate on the third hinge support 85 and the fourth hinge support 87, under the action of the second support arm 84 and the first support arm 82, the sleeve 8 is driven to slide up and down on the upright post 7 through the rotation of the first hinge support 81 and the second hinge support 83, the support arms on the two sides are driven to carry out chain reaction, and the fourth support arm 88 is driven to slide left and right in the direction of the limiting block 4 through the rotation of the fourth hinge support 87.

The end part of the fourth supporting arm 88 is rotatably connected with a fixed hinge support 89, the fixed hinge support 89 is fixedly connected with a special-shaped clamping plate 43, and the special-shaped clamping plate 43 is driven to slide by starting the air cylinder 9.

The inner side of the arc-shaped clamping block 46 is serrated, which is beneficial to better clamping the workpiece.

Working principle: when the camshaft clamping device is used, through starting the cylinder 9, drive two third support arms 86 of cylinder both sides and rotate on third free bearing 85 and fourth free bearing 87, under the effect of second support arm 84 and first support arm 82, through the rotation of first free bearing 81 and second free bearing 83, drive sleeve 8 and slide from top to bottom on stand 7, drive the support arm of both sides and carry out chain reaction, through the rotation of fourth free bearing 87, make fourth support arm 88 carry out the left and right movement in the direction of stopper 4 and slide, then the removal of four sliders 42 of both sides on recess 41 at the same time, drive the dysmorphism splint 43 of both sides to carry out relative slip, then the work piece that is located between two stoppers 4 on the guard box 1 surface is passed through two arc grip blocks 46 and is close to each other, carry out the centre gripping to the work piece, the in-process of centre gripping is along with the continuous being close to of two arc grip blocks 46, the both ends of centre gripping work piece are constantly received the extrusion, through the elastic expansion effect of damping rod 44 and spring 45, the buffering of carrying out the power to the work piece is avoided the work piece to receive the damage, the whole grip tool can be through the addition block 46 of both sides carries out the motion on the recess 41, the stability and the stability is guaranteed, the effect is better in the centre gripping effect is realized through the whole grip block 46, and the accuracy is guaranteed.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims (6)

1. A camshaft clamping device, comprising: base (2), its characterized in that: fixedly connected with guard frame (1) on base (2), the recess hole has been seted up at guard frame (1) top, guard frame (1) top surface is located recess hole both sides fixedly connected with symmetry stopper (4), two stopper (4) contralateral all set up fluted (41), guard frame (1) both sides symmetry position sliding connection have with two four slider (42) that recess (41) agree with mutually, two of recess (41) one side fixedly connected with dysmorphism splint (43) between slider (42), dysmorphism splint (43) inboard fixedly connected with damping rod (44), damping rod (44) tip rotation is connected with arc grip block (46), dysmorphism splint (43) with be located between arc grip block (46) damping rod (44) outside fixedly connected with spring (45).

2. A camshaft clamping device according to claim 1, wherein: base (2) fixedly connected with two symmetrical support (3), two fixedly connected with first diaphragm (5) between support (3), first diaphragm (5) top is located support (3) top fixedly connected with second diaphragm (6), second diaphragm (6) with the top surface of protection frame (1) flushes.

3. A camshaft clamping apparatus according to claim 2, wherein: the middle part fixedly connected with stand (7) between first diaphragm (5) with second diaphragm (6), sleeve (8) has been cup jointed in the slip on stand (7).

4. A camshaft clamping apparatus according to claim 3, wherein: the novel telescopic hinge is characterized in that the two sides of the sleeve (8) are fixedly connected with a first hinge seat (81), the first hinge seat (81) is rotationally connected with a first support arm (82), the end part of the first support arm (82) is rotationally connected with a second hinge seat (83), the second hinge seat (83) is rotationally connected with a second support arm (84), the end part of the second support arm (84) is rotationally connected with a third hinge seat (85), the third hinge seat (85) is rotationally connected with the middle part of a third support arm (86), one end of the third support arm (86) is rotationally connected with a cylinder (9), the other end of the cylinder (9) is rotationally connected with the bottom end of the third support arm (86) on the symmetrical side, the other end of the third support arm (86) is rotationally connected with a fourth hinge seat (87), and the fourth hinge seat (87) is rotationally connected with a fourth support arm (88).

5. A camshaft clamping device according to claim 4, wherein: the end part of the fourth supporting arm (88) is rotatably connected with a fixed hinged support (89), and the fixed hinged support (89) is fixedly connected with a special-shaped clamping plate (43).

6. A camshaft clamping device according to claim 1, wherein: the inner side of the arc-shaped clamping block (46) is in a saw-tooth shape.