CN210704264U - Be applied to unloader of machinery of polishing - Google Patents

Abstract

A blanking device applied to a grinding machine comprises a support and a clamping mechanism arranged on the top surface of the support, wherein the clamping mechanism comprises a lifting plate, a tensioning block, a positioning pin, at least two guide posts and a claw assembly, the guide posts are fixed at the upper end of the support, the tensioning block is fixedly supported at the top ends of the two guide posts, the lifting plate is provided with through holes corresponding to the guide posts, the lifting plate is slidably clamped on the guide posts through the through holes, the positioning pin is fixed at the upper end of the lifting plate, the bottom end of the claw assembly is fixedly provided with a clamping part matched with the tensioning block and a positioning post matched with the positioning pin, the lifting plate rises, the positioning pin abuts against the positioning posts and is mutually positioned, the lifting plate pushes the claw assembly to rise and enables the clamping part to be fastened on the tensioning block, the device is with low costs and do benefit to the maintenance, and the suitability is strong.

Description

Be applied to unloader of machinery of polishing

Technical Field

The utility model relates to a processing equipment field of polishing especially relates to a be applied to unloader of machinery of polishing.

Background

The existing polishing machine generally adopts manual work blanking, wastes time and labor and has low efficiency. The existing automatic blanking device uses a joint type mechanical arm for blanking, can meet the requirement of a multi-station material waiting mechanism, and is complex in structure, large in occupied space and high in cost. Therefore, a blanking device with a simple structure is needed.

Disclosure of Invention

The utility model solves the technical problem that: the blanking device convenient to position is provided.

A blanking device applied to a grinding machine comprises a support and a clamping mechanism arranged on the top surface of the support, wherein the clamping mechanism comprises a lifting plate, a tensioning block, a positioning pin, at least two guide posts and a claw assembly, the guide posts are fixed at the upper end of the support, the tensioning block is fixedly supported at the top ends of the two guide posts, the lifting plate is provided with through holes corresponding to the guide posts, the lifting plate is slidably clamped on the guide posts through the through holes, the positioning pin is fixed at the upper end of the lifting plate, and the bottom end of the claw assembly is fixedly provided with a clamping part matched with the tensioning block and a positioning post matched with the positioning pin; when the blanking device works, the lifting plate rises, the positioning pin abuts against the positioning column and is positioned mutually, and the lifting plate pushes the claw assembly to rise and enables the clamping component to be fastened on the tensioning block.

Preferably, the clamping member comprises a pair of oppositely disposed L-shaped or C-shaped clamps.

Preferably, the positioning pin and the positioning column are respectively provided with a conical protrusion and a groove which are matched with each other, so that the positioning pin and the positioning column are positioned with each other, and when the positioning pin and the positioning column are positioned with each other, the positioning pin and the positioning column are partially nested with each other.

Preferably, a photoelectric sensor is mounted on the support.

The utility model provides a be applied to grinding machine's unloader still includes reciprocal drive arrangement, the support contains first cavity, open at the cavity top has first through-hole, the guide post is fixed around first through-hole the top of support, reciprocal drive arrangement installs in the first cavity, reciprocal drive arrangement includes cylinder or run-through lead screw motor and transmission, cylinder or run-through lead screw are fixed in the first cavity, cylinder or run-through lead screw motor's main shaft with transmission connects, transmission passes first through-hole with lifter plate middle part fixed connection.

Preferably, the transmission device comprises an extension rod, a floating ball head and a deep groove ball bearing, the main shaft is connected with one end of the extension rod through the floating ball head, and the other end of the extension rod is connected with the middle part of the lifting plate through the deep groove ball bearing.

The utility model provides a be applied to grinding machine's unloader still includes rotary drive device, the support is equipped with the second cavity that open at the top has the second through-hole, rotary drive device includes motor, motor gear, slewing bearing and slewing bearing outer gear, the motor is fixed in the second cavity, the main shaft of motor passes the second through-hole with motor gear fixed connection, the slewing bearing inner ring is fixed on the first through-hole, fix the slewing bearing outer gear of slewing bearing outer loop with motor gear engagement, the guide post is installed on the slewing bearing outer ring.

Preferably, the rotation driving device comprises a main force disc with a through hole in the middle, the main force disc is fixed on the outer ring of the slewing bearing, and the guide column is fixed on the main force disc.

Preferably, the rotary driving device comprises a motor mounting plate, a sliding groove is fixed on the upper wall of the second cavity, a sliding rail corresponding to the sliding groove is arranged on the motor mounting plate, the motor is fixed on the motor mounting plate, and the motor mounting plate is fixed on the support through the sliding rail and the sliding groove.

Preferably, the plane of the two guide posts connected with the tensioning block is close to the center point of the first through hole.

The utility model has the advantages that: 1. when the claw assembly enters the clamping area, the lifting plate pushes the claw assembly to ascend and is mutually positioned through the positioning pin and the positioning column, the claw assembly is fastened on the tensioning block after continuously ascending, and after the claw assembly is clamped, the work of a workpiece clamped in the claw assembly is conveniently carried out, so that the blanking device with the structure is low in cost, favorable for maintenance and strong in applicability; 2. the reciprocating driving device pushes the tensioning block to ascend or descend, so that the claw assembly is clamped or disassembled, and the structure is simple; 3. the rotary driving device drives the clamping mechanism to rotate, the claw assembly is driven to rotate, and the workpiece clamped by the claw assembly also rotates around the rotary driving device, so that the workpiece is convenient to polish.

Drawings

FIG. 1 is a schematic structural diagram of a spindle device according to an embodiment;

FIG. 2 is a cross-sectional view of spindle assembly GG of FIG. 1;

fig. 3 is a schematic structural diagram of the clamping mechanism in the embodiment.

The attached parts in the figure illustrate that:

11-supporting bracket, 9-air cylinder, 3-floating ball head, 14- (air cylinder main shaft) extension rod, 4-deep groove ball bearing, 23-guide post, 13-lifting plate, 22-tensioning block, 20-positioning pin, 10-motor, 19-motor gear, 12-motor mounting plate, 16-adjusting plate, 1-slewing bearing, 17-main force disc, 25-claw assembly, 5-clamping component, 7-positioning column and 2-photoelectric sensor.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

A blanking device applied to a grinding machine comprises a bracket 11, a clamping mechanism arranged on the top surface of the bracket 11 and a reciprocating driving device connected with the clamping mechanism, as shown in figures 1 and 2. The bracket 11 comprises a first cavity, and a first through hole is formed in the top of the cavity. As shown in fig. 3, the clamping mechanism includes a lifting plate 13, a tightening block 22, a positioning pin 20, at least two guiding posts 23, and a claw assembly 25, the guiding posts 23 are uniformly distributed around the first through hole and fixed on the bracket 11, the tightening block 22 is fixedly supported on the top of the two guiding posts 23, the plane of the two guiding posts 23 is adjacent to or passes through the center point of the through hole, the lifting plate 13 is provided with through holes matched with the guiding posts 23, the lifting plate 13 is slidably clamped on the guiding posts 23 through the through holes, the positioning pin 20 is fixed on the upper end of the lifting plate 13, and the bottom end of the claw assembly 25 is fixedly provided with a clamping part 5 matched with the tightening block 22 and a positioning post 7 matched with the positioning pin 20. When the claw assembly 25 enters the clamping area, the lifting plate 13 pushes the claw assembly 25 to ascend and is mutually positioned through the positioning pin 20 and the positioning column 7, the clamping part 5 of the claw assembly 25 is fastened on the tensioning block 22 after the claw assembly 25 continuously ascends, and after the claw assembly is fixed, the work of the workpiece clamped in the claw assembly is facilitated. The blanking device with the structure has low cost, is beneficial to maintenance and has strong applicability.

Reciprocating drive installs in the first cavity, reciprocating drive includes cylinder 9 or run-through lead screw motor and transmission, and cylinder 9 or run-through lead screw motor are fixed in the first cavity, cylinder 9 or run-through lead screw motor's main shaft with transmission connects, transmission passes first through-hole and lifter plate 13 middle part fixed connection. When the blanking device works, the reciprocating driving device pushes the lifting plate 13 to ascend, the positioning pin 20 is abutted against the positioning column 7 and mutually positioned, and the lifting plate 13 pushes the claw assembly 25 to ascend and enables the clamping part 5 to be fastened on the tensioning block 22. The lifter plate 13 and the gripper assembly 25 are arranged in a coaxial manner. The clamping part 5 comprises a pair of L-shaped or C-shaped clamping parts which are oppositely arranged, the clamping parts are arranged on the left side and the right side of the middle part of the bottom surface of the claw assembly 25, the bottom ends of the clamping parts are bent inwards, the bent parts can be buckled on the tensioning block 22, and the gap between the pair of clamping parts is larger than the diameter of the guide column. The positioning pin 20 and the positioning column 7 are respectively provided with a conical protrusion and a corresponding groove which are matched with each other, so that the positioning pin 20 and the positioning column 7 are positioned with each other. If the top end of the positioning pin 20 is provided with a conical protrusion and the bottom end of the positioning column 7 is provided with a groove, the positioning pin 20 and the positioning column 7 are partially nested when mutually positioned.

The transmission comprises an extension rod 14. The transmission device can further comprise a floating ball head 3 and a deep groove ball bearing 4, the main shaft is connected with one end of an extension rod 14 through the floating ball head 3, and the other end of the extension rod 14 is connected with the middle of the lifting plate 13 through the deep groove ball bearing 4. The floating ball head 3 and the deep groove ball bearing 4 further protect the cylinder and avoid excessive abrasion of the cylinder.

The blanking device can further comprise a rotary driving device, the support 11 further comprises a second cavity with a second through hole formed in the top, the rotary driving device comprises a motor 10, a motor gear 19, a rotary bearing 1 and a rotary bearing outer gear, the motor 10 is fixed in the second cavity, a main shaft of the motor 10 penetrates through the second through hole to be fixedly connected with the motor gear 19, an inner ring of the rotary bearing 1 is fixed on the first through hole, the rotary bearing outer gear fixed on an outer ring of the rotary bearing 1 is meshed with the motor gear 19, and the guide post 23 is installed on the outer ring of the rotary bearing 1. The rotary driving device can also comprise a main force disc 17 with a through hole in the middle, the main force disc 17 is fixed on the outer ring of the slewing bearing 1, and a guide column 23 is fixed on the main force disc 17. The slewing bearing 1 and the lifting plate 13 are coaxially arranged. The rotary driving device can further comprise a motor mounting plate 12, a sliding groove is fixed on the upper wall of the second cavity, a sliding rail corresponding to the sliding groove is arranged on the motor mounting plate 12, the motor 10 is fixed on the motor mounting plate 12, and the motor mounting plate 12 is fixed on the support 11 through the sliding rail and the sliding groove. A rotary drive is added below the clamping mechanism to rotate the clamping mechanism about itself, thereby rotating the jaw assembly 25 together to facilitate polishing of a workpiece clamped on the jaw assembly.

The bracket 11 may further include an adjusting plate 16 having a through hole, the adjusting plate 16 being fixed to the first through hole, and the slewing bearing 1 being fixed to the adjusting plate 16 for adjusting the height of the slewing bearing 1. The photoelectric sensor 2 can be further arranged on the support 11, so that when the clamp assembly 25 enters the clamping mechanism, the clamping mechanism cannot be knocked over due to collision.

The above description is only an example of the present invention, and the present invention should not be limited by the above example, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. A blanking device applied to a grinding machine comprises a support and a clamping mechanism arranged on the top surface of the support, and is characterized in that the clamping mechanism comprises a lifting plate, a tensioning block, a positioning pin, at least two guide posts and a claw assembly, wherein the guide posts are fixed at the upper end of the support, the tensioning block is fixedly supported at the top ends of the two guide posts, the lifting plate is provided with a through hole matched with the guide posts, the lifting plate is slidably clamped on the guide posts through the through hole, the positioning pin is fixed at the upper end of the lifting plate, and the bottom end of the claw assembly is fixedly provided with a clamping part matched with the tensioning block and a positioning post matched with the positioning pin; when the blanking device works, the lifting plate rises, the positioning pin abuts against the positioning column and is positioned mutually, and the lifting plate pushes the claw assembly to rise and enables the clamping component to be fastened on the tensioning block.

2. The blanking device applied to grinding machinery of claim 1 wherein the clamping member comprises a pair of oppositely disposed L-shaped or C-shaped clamps.

3. The blanking device applied to the grinding machine as claimed in claim 1, wherein the positioning pin and the positioning column are respectively provided with a conical protrusion and a conical groove which are matched with each other, so that the positioning pin and the positioning column are mutually positioned.

4. The blanking device applied to grinding machinery as claimed in claim 1, wherein a photoelectric sensor is mounted on the bracket.

5. The blanking device applied to the grinding machine as claimed in claim 1, comprising a reciprocating driving device, wherein the bracket comprises a first cavity, a first through hole is formed at the top of the cavity, the guide post is fixed at the top end of the bracket around the first through hole, the reciprocating driving device is installed in the first cavity, the reciprocating driving device comprises a cylinder or a through screw motor and a transmission device, the cylinder or the through screw is fixed in the first cavity, a main shaft of the cylinder or the through screw motor is connected with the transmission device, and the transmission device passes through the first through hole and is fixedly connected with the middle part of the lifting plate.

6. The blanking device applied to the grinding machine as claimed in claim 5, wherein the transmission device comprises an extension rod, a floating ball head and a deep groove ball bearing, the main shaft is connected with one end of the extension rod through the floating ball head, and the other end of the extension rod is connected with the middle part of the lifting plate through the deep groove ball bearing.

7. The blanking device applied to the grinding machine as claimed in claim 6, comprising a rotary driving device, wherein the bracket is provided with a second cavity with a second through hole at the top, the rotary driving device comprises a motor, a motor gear, a rotary bearing and an external rotary bearing gear, the motor is fixed in the second cavity, a main shaft of the motor passes through the second through hole and is fixedly connected with the motor gear, the internal rotary bearing ring is fixed on the first through hole, the external rotary bearing gear fixed on the external rotary bearing ring is meshed with the motor gear, and the guide post is mounted on the external rotary bearing ring.

8. The blanking device applied to the grinding machine as recited in claim 7, wherein the rotary driving device comprises a main force disc with a through hole in the middle, the main force disc is fixed on the outer ring of the slewing bearing, and the guide column is fixed on the main force disc.

9. The blanking device applied to the grinding machine as claimed in claim 7, wherein the rotary driving device comprises a motor mounting plate, a sliding groove is fixed on the upper wall of the second cavity, a sliding rail corresponding to the sliding groove is arranged on the motor mounting plate, the motor is fixed on the motor mounting plate, and the motor mounting plate is fixed on the bracket through the sliding rail and the sliding groove.

10. The blanking device applied to grinding machinery of claim 1, wherein the plane of the two guide posts connected with the tensioning block is close to the center point of the first through hole.

Images