CN211470513U

CN211470513U - Clutch hoist mechanism

Info

Publication number: CN211470513U
Application number: CN201922074575.9U
Authority: CN
Inventors: 刘蕾; 郑恒
Original assignee: Anhui Juyi Technology Co Ltd
Current assignee: Anhui Juyi Technology Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-09-11
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a clutch hoist mechanism, include: the clamping device comprises a toggle clamp, a long-neck guide sleeve and a mounting shaft sleeve, wherein a pressing shaft is arranged inside the toggle clamp, the upper part of the pressing shaft is connected with the toggle clamp, the mounting shaft sleeve is connected with the long-neck guide sleeve, a pressing sleeve and a plurality of rotary clamping jaws are arranged on the outer side of the long-neck guide sleeve, the rotary clamping jaws are rotatably connected with the mounting shaft sleeve, the pressing sleeve is sleeved on the outer side of the rotary clamping jaws in a sliding mode, and the toggle clamp can drive the pressing shaft and the pressing sleeve to move downwards to push the bottoms of the rotary. The clutch lifting appliance mechanism of the utility model controls the rotary clamping jaw to hook the groove on the workpiece through the toggle clamp to realize the purpose of clamping the clutch; the clutch can be conveniently grabbed from a deep material box by arranging the clamping part with smaller radial size and the slender long-neck guide sleeve; the mechanism also prevents the workpiece from falling off due to the fact that the rotating clamping jaw is released due to misoperation by arranging a secondary locking mechanism consisting of a locking separation blade and a locking block.

Description

Clutch hoist mechanism

Technical Field

The utility model relates to a stone tongs field, concretely relates to clutch hoist mechanism.

Background

The clutch, as the important component of car, its structure is very complicated, and a large amount of spare parts are installed to the inside, therefore the clutch weight of assembled is great, need move the clutch to next station through the hoist in actual production.

Among the prior art, clutch gets material hoist and uses clamping jaw cylinder usually, uses clamping jaw cylinder with high costs, and inconvenient alignment work piece, simultaneously, in order to improve conveying efficiency, the box of placing the clutch can usually be darker, can place two-layer to three-layer clutch, when using the clutch that clamping jaw cylinder directly catches on the box bottom, the operation is inconvenient. Meanwhile, when the clamping jaw air cylinder is suddenly cut off, the falling risk is easy to occur, and the clutch is not safe when the clamping jaw air cylinder is used for lifting.

Therefore, a lifting appliance mechanism is needed to be designed, the lifting appliance mechanism can conveniently stretch into the bottom of the box body to grab the clutch, and the lifting process is convenient, reliable, safe and stable.

SUMMERY OF THE UTILITY MODEL

For overcoming prior art's defect, the utility model aims to provide a clutch hoist mechanism to realize convenient, swiftly stretch into the bottom half and snatch and hoist and mount the work piece.

Therefore, the utility model provides a clutch hoist mechanism, include: the toggle clamp is fixedly arranged on the mounting bracket, the long-neck guide sleeve is arranged at the lower end of the mounting bracket, a pressing shaft is arranged in the toggle clamp, the upper part of the pressing shaft is connected with the toggle clamp, the mounting shaft sleeve is connected with the long-neck guide sleeve, the outer side of the mounting shaft sleeve is provided with the pressing sleeve and a plurality of rotary clamping jaws, the rotary clamping jaws are rotatably connected with the mounting shaft sleeve, the pressing sleeve is sleeved on the outer side of the rotary clamping jaws in a sliding mode, the bottom of the pressing shaft extends into the mounting shaft sleeve and is connected with the pressing sleeve, and the toggle clamp can drive the pressing shaft and the pressing sleeve to move downwards and push the bottoms of the rotary clamping jaws to rotate inwards so as to clamp a.

Furthermore, a locking separation blade is arranged on a moving shaft of the toggle clamp, and a locking block for limiting the upward movement of the locking separation blade is arranged on one side of the locking separation blade.

Furthermore, the locking block is provided with a kidney-shaped hole and a U-shaped groove, the locking block penetrates through the kidney-shaped hole through a locking screw and is connected to the mounting support in a sliding mode, and a plunger is arranged on the locking block to guarantee that the locking block is not loosened after the locking block is in place.

Furthermore, a connecting rod is arranged between the pressing shaft and the pressing sleeve, and an avoiding through hole allowing the connecting rod to move up and down is formed in the side wall of the mounting shaft sleeve.

Furthermore, the inner side of the lower part of the rotary clamping jaw is provided with a return spring, the return spring forces the lower part of the rotary clamping jaw to open and release the workpiece, and the return spring can provide the force for locking the elbow clamp at the dead point.

Furthermore, a compression spring is arranged between the long-neck guide sleeve and the pressing shaft.

Further, the bottom of the rotary clamping jaw is provided with a clamping jaw part in a hook shape for clamping a workpiece.

Furthermore, a plurality of rotary clamping jaws are uniformly distributed in an annular mode along the circumferential direction of the mounting shaft sleeve.

Further, a hanging ring is arranged at the upper end of the mounting bracket.

Furthermore, a movable connecting head for connecting the pressing shaft and the toggle clamp is arranged between the pressing shaft and the toggle clamp.

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

the clutch lifting appliance mechanism of the utility model controls the rotary clamping jaw to hook the groove on the workpiece through the toggle clamp to realize the purpose of clamping the clutch; the clutch can be conveniently grabbed from a deep material box by arranging the clamping part with smaller radial size and the slender long-neck guide sleeve; the mechanism also prevents the workpiece from falling off due to the fact that the rotating clamping jaw is released due to misoperation by arranging a secondary locking mechanism consisting of a locking separation blade and a locking block. And simultaneously, the utility model discloses a rotatory clamping jaw of hoist mechanism presss from both sides tight spacing convenient operation, and the installation is firm, and pure manual operation, reduce cost also prevents the work risk that leads to the fact of cutting off the gas suddenly.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of a clutch spreader mechanism according to the present invention;

fig. 2 is a schematic perspective view of a clutch spreader mechanism according to the present invention;

FIG. 3 is a sectional view of the clutch spreader mechanism of the present invention from the A-A direction; and

fig. 4 is a schematic enlarged view of a part B of the clutch spreader mechanism of the present invention.

Description of the reference numerals

1. Toggle clamps; 2. a movable connector; 3. a long neck guide sleeve; 4. a pressing shaft; 5. a compression spring; 6. rotating the clamping jaw; 7. a return spring; 8. a compression sleeve; 9. a workpiece; 10. a hoisting ring; 11. mounting a bracket; 12. locking the blocking piece; 13. a locking block; 14. a connecting rod; 15. installing a shaft sleeve; 131. a kidney-shaped hole; 132. a U-shaped groove.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Fig. 1-4 illustrate some embodiments according to the present invention.

As shown in fig. 1, a clutch spreader mechanism includes: installing support 11, long neck uide bushing 3 and installation axle sleeve 15, install on the installation axle sleeve 15 and compress tightly cover 8 and a plurality of rotating clamping jaw 6, and compress tightly cover 8 and be located the rotating clamping jaw 6 outside, rotating clamping jaw 6 middle part is passed through the locating pin and is connected with installation axle sleeve 15 rotation, when compressing tightly cover 8 along the 15 axial displacement of installation axle sleeve, can promote rotating clamping jaw 6 and swing around the locating pin, and then make rotating clamping jaw 6 bottom tighten up for press from both sides tight work piece 9.

Specifically, a plurality of rotary clamping jaw 6 is distributed along the circumference of mounting shaft sleeve 15 in an annular manner, clamping jaw portions are arranged at the bottoms of the rotary clamping jaws 6, and when the clamping jaw portions of the rotary clamping jaws 6 are retracted inwards, the clamping jaw portions of the rotary clamping jaws 6 just can clamp the shaft neck portion of the workpiece 9, so that the workpiece 9 can be grabbed more firmly.

Wherein, along with using, the continuous wearing and tearing of 6 tip of rotating clamping jaw and work piece 9 contact departments, rotating clamping jaw 6 and the 8 faying faces of pressing sleeve have a small angle, can compensate wearing and tearing along with pressing sleeve 8 pushes down.

Specifically, the long-neck guide sleeve 3 is arranged at the upper end of the mounting shaft sleeve 15, a pressing shaft 4 is arranged in the long-neck guide sleeve 3, the pressing shaft 4 extends downwards into the mounting shaft sleeve 15, and the pressing shaft 4 is connected with the pressing sleeve 8 through a connecting rod 14. Wherein, the side wall of the mounting shaft sleeve 15 is provided with an avoiding through hole which allows the connecting rod 14 to move up and down in the inside.

Wherein, 3 upsides of long neck uide bushing are equipped with installing support 11, and fixed mounting has toggle clamp 1 on installing support 11, and toggle clamp 1 is connected with the removal axle of toggle clamp 1 through swing joint 2 including the spanner that can rotate and the removal axle that can axial displacement, compresses tightly 4 upper ends of axle, through removing the spanner on the toggle clamp 1, drives and compresses tightly 4 elevating movement of axle, and then drives and compress tightly 8 removal of cover, realizes the purpose of pressing from both sides tight work piece. The toggle clamp 1 has an automatic locking function, and after a wrench on the toggle clamp 1 moves and drives the pressing and rotating clamping jaw 6 to clamp a workpiece, the toggle clamp 1 is not easy to be pushed away by the reverse acting force of the pressing shaft 4, so that the workpiece can be prevented from dropping midway.

Wherein, the upper end of the mounting bracket 11 is provided with a lifting ring 10, and the lifting ring 10 can be connected with a hook on a crane, so that the whole lifting appliance and the clutch can be conveniently lifted.

In one embodiment, the locking plate 12 is disposed on the moving shaft of the toggle clamp 1, the locking block 13 is disposed on one side of the locking plate 12, the locking block 13 has a waist-shaped hole 131 and a U-shaped groove 132, and the locking block 13 can be slidably mounted on the mounting bracket 11 by passing a locking screw through the waist-shaped hole 131, so that the locking block 13 can move linearly along the length direction of the waist-shaped hole 131.

Wherein, U type groove 132 is located the latch segment 13 front end, through removing latch segment 13, can let the removal axle card of toggle clamp 1 in U type groove 132 to make locking separation blade 12 up end supported by U type groove 132, restrict its upward movement, and then prevent to be connected with the hold-down shaft 4 and compress tightly the cover 8 and remove, prevent that rotatory clamping jaw 6 from rotating and can not press from both sides tight work piece, reach the purpose of secondary locking, reduce the risk that the work piece produced and dropped.

Wherein, the plunger is equipped with on the latch segment, guarantees that the latch segment 13 is not become flexible after moving in place, makes locking separation blade 12 can not break away from latch segment 13, plays the effect of insurance.

In one embodiment, the inner side of the lower part of the rotating clamping jaw 6 is provided with the return spring 7, when the lower part of the rotating clamping jaw 6 is not pressed by the pressing sleeve 8, the return spring 7 forces the clamping jaw part at the lower part of the rotating clamping jaw 6 to be opened outwards, so that the rotating clamping jaw 6 can be assisted to be quickly separated from a workpiece 9, meanwhile, when the workpiece is clamped, the rotating clamping jaw 6 can be quickly aligned to the workpiece 9, the work efficiency is improved, and the return spring 7 can provide the locking force of the toggle clamp 1 at the dead point.

In one embodiment, a compression spring 5 is arranged between the long neck guide sleeve 3 and the pressing shaft 4, an annular bulge is arranged in the middle of the pressing shaft 4 and used for limiting the upper end of the compression spring 5, and the bottom of the compression spring 5 abuts against the mounting shaft sleeve 15. When the spanner of the toggle clamp 1 is moved after the locking block 13 is unlocked, the compression spring 5 pushes the compression shaft 4 and the compression sleeve 8 to move upwards, a workpiece is released, and the compression shaft 4 and the compression sleeve 8 can be effectively prevented from being clamped.

The utility model discloses a clutch hoist mechanism's working process as follows:

when material is taken, the clamping jaw part of the rotary clamping jaw 6 is firstly dropped against the clutch and positioned radially; then, the toggle clamp 1 is pressed down to a proper position, the toggle clamp is self-locked, the toggle clamp 1 drives the pressing shaft 4 and the pressing sleeve 8 to move downwards, the pressing sleeve 8 is used for ejecting the rotating clamping jaw 6, and the clamping jaw part of the rotating clamping jaw 6 is used for pressing a workpiece; finally, by moving the locking block 13, the locking baffle 12 is positioned on the locking block 13, so that the locking baffle 12 is prevented from moving upwards, and the aim of preventing the toggle clamp 1 from misoperation is achieved.

When the clamping jaw is separated, the locking block 13 is firstly slid to enable the toggle clamp 1 to be freely operated, then the toggle clamp 1 drives the pressing sleeve 8 upwards to move, the pressing sleeve 8 upwards contacts the rotating clamping jaw 6, the rotating clamping jaw 6 is separated from the workpiece, and therefore the workpiece is loosened. Wherein, the reset spring 7 of installation on the rotating clamping jaw 6 and the compression spring 5 between the compress shaft 4 and the long neck uide bushing 3 can assist and break away from, prevent the card and die to can make the work piece break away from fast.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clutch spreader mechanism, comprising:

a toggle clamp (1) which is fixedly arranged on the mounting bracket (11),

a long-neck guide sleeve (3) arranged at the lower end of the mounting bracket (11), a pressing shaft (4) is arranged inside the long-neck guide sleeve, the upper part of the pressing shaft (4) is connected with the toggle clamp (1), and

the mounting shaft sleeve (15) is connected with the long-neck guide sleeve (3), a pressing sleeve (8) and a plurality of rotary clamping jaws (6) are arranged on the outer side of the mounting shaft sleeve (15), the rotary clamping jaws (6) are rotatably connected with the mounting shaft sleeve (15), the pressing sleeve (8) is sleeved on the outer side of the rotary clamping jaws (6) in a sliding manner,

the bottom of the pressing shaft (4) extends into the mounting shaft sleeve (15) and is connected with the pressing sleeve (8), and the toggle clamp (1) can drive the pressing shaft (4) and the pressing sleeve (8) to move downwards and push the bottom of the rotary clamping jaw (6) to rotate inwards so as to clamp a workpiece (9).

2. The clutch spreader mechanism according to claim 1, wherein the toggle clamp (1) is provided with a locking catch (12) on its moving axis, and one side of the locking catch (12) is provided with a locking block (13) for limiting its upward movement.

3. Clutch spreader mechanism according to claim 2, wherein the locking block (13) has a kidney-shaped hole (131) and a U-shaped slot (132), the locking block (13) being slidably connected to the mounting bracket (11) by means of a locking screw through the kidney-shaped hole (131).

4. The clutch spreader mechanism according to claim 1, wherein a connecting rod (14) is arranged between the pressing shaft (4) and the pressing sleeve (8), and an avoiding through hole allowing the connecting rod (14) to move up and down is arranged on the side wall of the mounting sleeve (15).

5. The clutch spreader mechanism according to claim 1, wherein a return spring (7) is provided inside the lower part of the rotating jaw (6), the return spring (7) forcing the lower part of the rotating jaw (6) to open and release the work piece (9).

6. Clutch spreader mechanism according to claim 1, characterized in that a compression spring (5) is provided between the long neck guide sleeve (3) and the pressing shaft (4).

7. Clutch spreader mechanism according to claim 1, characterized in that the rotating jaw (6) has at its bottom a hook-shaped jaw part for clamping a work piece (9).

8. Clutch spreader mechanism according to claim 1, wherein a number of said rotating jaws (6) are evenly distributed circumferentially around the mounting sleeve (15).

9. Clutch spreader mechanism according to claim 1, characterized in that the mounting bracket (11) is provided with a lifting eye (10) at its upper end.

10. Clutch spreader mechanism according to claim 1, characterized in that a movable connection head (2) is provided between the pressing shaft (4) and the toggle clamp (1) for connecting the two.