CN211168849U

CN211168849U - Blank turning rotary chuck

Info

Publication number: CN211168849U
Application number: CN201921928024.8U
Authority: CN
Inventors: 郝睿
Original assignee: Leshan Xinxin Machinery Manufacturing Co ltd
Current assignee: Leshan Xinxin Machinery Manufacturing Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-08-04
Anticipated expiration: 2029-11-11

Abstract

The utility model belongs to brickmaking equipment field, concretely relates to turn over base rotary chuck. The problem of among the prior art turn over between the base machine splint apart from being difficult to control and lead to the adobe by the clamp bad or upset failure is solved. The technical scheme of the utility model is that: the turnover mechanism comprises a mounting rack, wherein an active turnover mechanism and a passive turnover mechanism are connected to the mounting rack, a distance adjusting device is arranged between the active turnover mechanism and the passive turnover mechanism, the turnover mechanism is characterized in that the passive turnover mechanism comprises a supporting arm, the supporting arm is rotatably connected with an axle sleeve, a connecting rod is slidably connected to the axle sleeve, a passive turnover clamping plate is connected to the connecting rod, and an elastic device is arranged between the passive turnover clamping plate and the axle sleeve. The utility model discloses only need make splint distance keep just can press from both sides tight adobe in certain within range, the cylinder's of being convenient for stroke to solve the adobe easily bad and press from both sides tight adobe and lead to the problem of upset failure by pressing from both sides, be applicable to the production of brick and tile.

Description

Blank turning rotary chuck

Technical Field

The utility model belongs to brickmaking equipment field, concretely relates to turn over base rotary chuck.

Background

In the production and preparation process of the brick and tile, after the brick and tile are cut into corresponding green bricks by a green brick cutting machine, the corresponding green brick turning operation is required, and the next working procedure is convenient to enter. The traditional mode is that manual blank turning is adopted, but the efficiency is low, and the blank turning is easy to damage; the other mode is that after the green bricks are cut by the green brick cutting machine, a slope with a larger inclination is arranged, so that the green bricks are automatically turned, the green bricks are easily damaged, and the defective rate is greatly increased.

The existing blank turning machine can realize automatic turning, greatly improves the working efficiency, but still has some defects. The blank turning and clamping plates are made of metal materials, and the distance between the clamping plates is controlled through the air cylinder, so that the green bricks are clamped by the clamping plates. Because the metal material is very hard and the green brick can not deform, the stroke of the air cylinder must be controlled to be very accurate, and the distance between the clamping plates is too close if the stroke of the air cylinder is slightly larger, so that the green brick is damaged; if the stroke of the cylinder is a little bit, the distance between the clamping plates is too far, and unstable green bricks are clamped, so that the overturning failure is caused. And the prior blank-turning machine can not turn the green bricks with various sizes.

SUMMERY OF THE UTILITY MODEL

To turn over between the base machine splint apart from being difficult to control among the prior art and lead to the adobe by the problem that the clamp is bad or upset failure, the utility model provides a rotatory chuck of base turns over, its aim at: the distance between the clamping plates is convenient to control, and green bricks are prevented from being damaged by clamping or failing to turn over.

The utility model adopts the technical scheme as follows:

the utility model provides a rotatory chuck of base turns over, includes the mounting bracket, be connected with initiative tilting mechanism and passive tilting mechanism on the mounting bracket, be provided with apart from adjusting device between initiative tilting mechanism and the passive tilting mechanism, passive tilting mechanism includes the support arm, the support arm rotates and is connected with the axle sleeve, and sliding connection has the connecting rod in the axle sleeve, and the connecting rod is connected with passive upset splint, be provided with the resilient means between passive upset splint and the axle sleeve.

After the technical scheme is adopted, the passive turnover clamping plate can slide in the axial direction of the shaft sleeve through the connecting rod, and the elastic device is compressed to apply elastic force to the green bricks in the sliding process, so that the active turnover mechanism and the passive turnover mechanism clamp the green bricks tightly. The elastic device is used, so that the distance between the active turnover mechanism and the passive turnover mechanism is not required to be particularly accurate, green bricks can be clamped only by keeping the distance between the active turnover mechanism and the passive turnover mechanism within a certain range, the stroke of the cylinder is convenient to adjust, and the problem that the green bricks are easily damaged by clamping and fail to overturn due to the fact that the green bricks are not tightly clamped is solved.

Preferably, the number of the active turnover mechanisms is two, the active turnover mechanisms are respectively located on two sides of the mounting frame and are in sliding connection with the mounting frame, the distance adjusting device is a clamping cylinder, two ends of the clamping cylinder are respectively connected with the two active turnover mechanisms, and the passive turnover mechanisms are located in the middle of the mounting frame.

After adopting this preferred scheme, die clamping cylinder is flexible can adjust the distance between initiative tilting mechanism and the passive tilting mechanism to this device can overturn the adobe of passive tilting mechanism both sides simultaneously, improves work efficiency. And the active turnover mechanisms on the two sides are independently controlled, are not influenced by air pressure and speed, and do not need synchronous turnover.

Preferably, the initiative tilting mechanism includes the upset support arm, be provided with the upset cylinder on the upset support arm, the expansion end of upset cylinder is connected with the crank, the crank is connected with the pivot, the pivot is connected with initiative upset splint.

After adopting this preferred scheme, the flexible crank that drives of upset cylinder is rotatory, and the crank rotation drives splint and rotates, realizes the action of upset.

Preferably, an inductive switch is arranged in the overturning cylinder.

After adopting this preferred scheme, inductive switch can sense whether upset cylinder is target in place, and inductive switch opens when the upset is target in place, carries out action on next step, avoids just carrying out action on next step under the condition that the upset is not target in place, influences normal production.

Preferably, the shape of the active turnover clamping plate is rectangular.

After adopting this preferred scheme, the shape of initiative upset splint and adobe is close, can increase the area of contact between initiative upset splint and the adobe, and then increases frictional force between the two, prevents to drop the damage at the upset in-process adobe.

Preferably, the shaft sleeve is connected with the connecting rod through a key.

After adopting this preferred scheme, the connecting rod can be along axial slip in the axle sleeve, but does not have mutual rotation between the two, is connected more stably between axle sleeve and the connecting rod.

Preferably, one side of the active overturning splint close to the middle part is provided with an elastic material.

After adopting this preferred scheme, elastic material can play the cushioning effect to between adobe and the initiative splint that overturn, prevents that the initiative splint that overturn from bumping bad adobe.

Preferably, the elastic material is provided with a protrusion.

After adopting this preferred scheme, the protruding frictional force that can increase between elastic material and the adobe prevents that the adobe from dropping at the upset in-process.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the passive turnover clamping plate can slide in the axial direction of the shaft sleeve through the connecting rod, and the elastic device is compressed to apply elastic force to the green bricks in the sliding process, so that the active turnover mechanism and the passive turnover mechanism clamp the green bricks tightly. The elastic device is used, so that the distance between the active turnover mechanism and the passive turnover mechanism is not required to be particularly accurate, green bricks can be clamped only by keeping the distance between the active turnover mechanism and the passive turnover mechanism within a certain range, the stroke of the cylinder is convenient to adjust, and the problem that the green bricks are easily damaged by clamping and fail to overturn due to the fact that the green bricks are not tightly clamped is solved.

2. The initiative tilting mechanism is two, and die clamping cylinder is flexible can adjust the distance between initiative tilting mechanism and the passive tilting mechanism to this device can overturn the adobe of passive tilting mechanism both sides simultaneously, improves work efficiency, and the initiative tilting mechanism of both sides is independent control respectively moreover, does not receive the atmospheric pressure size, and the speed influences, need not synchronous upset.

3. The flexible crank that drives of upset cylinder is rotatory, and the crank rotation drives splint and rotates, realizes the action of upset, simple structure.

4. The inside inductive switch that is provided with of upset cylinder, inductive switch can sense whether the upset of upset cylinder targets in place, and inductive switch opens when the upset targets in place back, moves on next step, avoids just carrying out action on next step under the condition that the upset does not target in place, influences normal production.

5. The shape of initiative upset splint is the rectangle, is close with the shape of adobe, can increase the area of contact between initiative upset splint and the adobe, and then increases frictional force between the two, prevents to drop the damage at the upset in-process adobe.

6. The axle sleeve passes through the key-type connection with the connecting rod, and the connecting rod can be along axial slip among the axle sleeve, but does not have mutual rotation between the two, is connected more stably between axle sleeve and the connecting rod.

7. The initiative upset splint are close to middle part one side and are provided with elastic material, can play the cushioning effect to playing between adobe and the initiative upset splint, prevent that the initiative upset splint from bumping bad adobe.

8. Be provided with the arch on the elastic material, can increase the frictional force between elastic material and the adobe, prevent that the adobe from dropping at the upset in-process.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a schematic structural view of the passive turnover clamp plate.

The device comprises a mounting frame, a turning support arm 2, a support arm 3, a clamping cylinder 4, a blank turning cylinder 5, an active turning clamp plate 6, a passive turning clamp plate 7, a crank 8, a shaft sleeve 9, a connecting rod 10 and a spring 11.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The present invention will be described in detail with reference to fig. 1 to 4.

The utility model provides a blank turning rotary chuck, includes mounting bracket 1, be connected with initiative tilting mechanism and passive tilting mechanism on the mounting bracket 1, be provided with apart from adjusting device between initiative tilting mechanism and the passive tilting mechanism, in this embodiment, apart from adjusting device for die clamping cylinder 4, die clamping cylinder 4's both ends are connected with initiative tilting mechanism and passive tilting mechanism respectively. The passive turnover mechanism comprises a support arm 3. In this embodiment, a bearing is arranged in the support arm 3, an inner ring of the bearing is connected with a shaft sleeve 9, a connecting rod 10 is connected in the shaft sleeve 9 in a sliding manner, the connecting rod 10 is connected with a passive turnover clamping plate 7, and an elastic device is arranged between the passive turnover clamping plate 7 and the shaft sleeve 9. In this embodiment, the elastic device is a spring, and the spring is sleeved outside the connecting rod 10.

In this embodiment, initiative tilting mechanism is two, is located mounting bracket 1's both sides respectively and passes through sliding rail connection with mounting bracket 1, apart from adjusting device for die clamping cylinder 4, die clamping cylinder 4's both ends are connected with two initiative tilting mechanism respectively, passive tilting mechanism is located mounting bracket 1's middle part, and passive tilting mechanism is with the symmetrical structure that support arm 3 is the symmetry axis, and the upper end of support arm 3 and mounting bracket 1's middle part fixed connection, the lower part of support arm 3 are provided with axle sleeve 9, and the both ends of axle sleeve are connected with connecting rod 10 respectively, and connecting rod 10 and axle sleeve 9's inner wall sliding connection do not contact each other between the connecting rod 10 of both sides, connecting rod 10 and passive upset splint 7's central. In this embodiment, the passive inversion splint 7 is circular in shape. The upper part of the supporting arm 3 is provided with a through hole for the clamping cylinder 4 to pass through.

Initiative tilting mechanism includes upset support arm 2, and in this embodiment, the upper end and the mounting bracket 1 of upset support arm 2 pass through sliding rail connection, and the upset support arm 2 that is located 1 both sides of mounting bracket passes through die clamping cylinder 4 to be connected. Be provided with upset cylinder 5 on the upset support arm 2, the expansion end of upset cylinder 5 is articulated to be connected with

crank

8, 8 fixedly connected with pivots on the crank, pivot fixedly connected with initiative upset splint 6. In this embodiment, every initiative tilting mechanism all is provided with upset cylinder 5 alone for every initiative tilting mechanism can independent control, does not receive the influence of atmospheric pressure size, upset speed, also need not the synchronous upset of two initiative tilting mechanisms.

The inside inductive switch that is provided with of upset cylinder, inductive switch judge whether upset cylinder 5 overturns and targets in place through the displacement that response upset cylinder 5 removed the end, and inductive switch opens when sensing the adobe upset back that targets in place, and 4 extensions of control die clamping cylinder make the distance between initiative tilting mechanism and the passive tilting mechanism increase, loosen the adobe, make the adobe conveyed next station by the conveyer belt and carry out processing on next step. The arrangement avoids the influence on normal production caused by the next action under the condition that the green bricks are not turned in place.

In this embodiment, the shape of the active turnover clamping plate 6 is rectangular, so that the contact area between the active turnover clamping plate 6 and the green brick is maximized, and the friction force is enhanced.

In this embodiment, the shaft sleeve 9 and the connecting rod 10 are connected through a key, so that the shaft sleeve 9 and the connecting rod 10 can only slide relatively in the axial direction but cannot rotate relatively, and the stability of the structure is enhanced.

And one side of the active overturning splint 6, which is close to the middle part, is provided with an elastic material. The elastic material can buffer between the active overturning clamping plate 6 and the adobe, and the adobe is prevented from being damaged.

The elastic material is provided with the bulges, so that the friction force between the active overturning clamping plate 6 and the green brick can be further enhanced, and the green brick is prevented from falling off in the overturning process.

The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.

Claims

1. The utility model provides a rotatory chuck of base turns over, includes mounting bracket (1), be connected with initiative tilting mechanism and passive tilting mechanism on mounting bracket (1), be provided with apart from adjusting device between initiative tilting mechanism and the passive tilting mechanism, its characterized in that, passive tilting mechanism includes support arm (3), support arm (3) rotate and are connected with axle sleeve (9), sliding connection has connecting rod (10) in axle sleeve (9), and connecting rod (10) are connected with passive upset splint (7), be provided with the resilient means between passive upset splint (7) and axle sleeve (9).

2. A blank turning rotary chuck according to claim 1, wherein the number of the active turning mechanisms is two, the two active turning mechanisms are respectively located at two sides of the mounting frame (1) and are slidably connected with the mounting frame (1), the distance adjusting device is a clamping cylinder (4), two ends of the clamping cylinder (4) are respectively connected with the two active turning mechanisms, and the passive turning mechanism is located at the middle of the mounting frame (1).

3. A blank turning rotary chuck according to claim 1 or 2, characterized in that the active turning mechanism comprises a turning support arm (2), the turning support arm (2) is provided with a turning cylinder (5), the movable end of the turning cylinder (5) is connected with a crank (8), the crank (8) is connected with a rotating shaft, and the rotating shaft is connected with an active turning clamping plate (6).

4. A turning-over pinch cock as claimed in claim 3, characterized in that said turning-over cylinder (5) is internally provided with an inductive switch.

5. A turning collet according to claim 3 wherein said active turning clamp (6) is rectangular in shape.

6. A turning chuck according to claim 3, characterized in that said sleeve (9) is keyed to said connecting rod (10).

7. A turning-over pinch cock according to claim 3, characterised in that the active turning-over clamp (6) is provided with an elastic material on the side close to the middle.

8. An upset rotary chuck according to claim 7, wherein the resilient material is provided with projections.