CN211707942U - Automatic feeding device of punch press - Google Patents

Automatic feeding device of punch press Download PDF

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Publication number
CN211707942U
CN211707942U CN201922298721.6U CN201922298721U CN211707942U CN 211707942 U CN211707942 U CN 211707942U CN 201922298721 U CN201922298721 U CN 201922298721U CN 211707942 U CN211707942 U CN 211707942U
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China
Prior art keywords
connecting rod
crank
hinged
punch press
punch
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CN201922298721.6U
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Chinese (zh)
Inventor
陈志刚
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Panzhihua Gangcheng Group Co Ltd
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Panzhihua Gangcheng Group Co Ltd
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Abstract

The utility model relates to a punch press automatic feeding belongs to punch press feeding mechanism technical field. The utility model comprises a punch working shaft, a feeding mechanism, a connecting block, a first connecting rod, a middle connecting crank and a second connecting rod, wherein the feeding mechanism comprises a feeding workbench which is installed in a sliding way; the connecting block is fixedly connected with the output end of the working shaft of the punch press, and a driving rod which is parallel to the axis of the working shaft of the punch press and is eccentrically arranged is fixedly arranged on the connecting block; the driving rod, the first connecting rod and the middle connecting crank form a connecting rod mechanism which can drive the middle connecting crank to rotate around a rotating shaft of the middle connecting crank within a certain angle range; the connecting rod mechanism formed by the second support arm with the middle connected with the crank and the second connecting rod can drive the feeding workbench to slide left and right. The utility model discloses rotate for autoloading device power with punch press working shaft self, need not the new energy, do not need artifical feed, be difficult to take place the maloperation and lead to personnel, equipment accident.

Description

Automatic feeding device of punch press
Technical Field
The utility model relates to a punch press automatic feeding belongs to punch press feeding mechanism technical field.
Background
The J23-40T punch press is a common stamping processing device in machining devices and is widely applied to production enterprises. In practical application, the existing feeding mechanism is a feeding workbench which is installed in a sliding mode, and the feeding workbench is provided with a material sucking and discharging structure; the working mode is as follows: feeding the blank to a stamping station in a manual feeding mode, returning a feeding workbench after feeding is finished, and punching a punch downwards to process the blank; after a workpiece is machined, the punch returns, the feeding workbench is pushed manually, the next blank to be machined is continuously fed to the punching station, after the feeding is finished, the feeding workbench returns, and the punch punches downwards to machine the blank; the work is repeated according to the steps.
The existing manual feeding mode of the punch press has the disadvantages of high labor intensity, low accuracy and low safety performance, belongs to the industries of high cost, high risk and low return, and can not meet the requirements of enterprises and markets.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the automatic feeding device of the punch press is simple in structure and convenient to implement, labor intensity of workers can be reduced, and machining accuracy is improved.
For solving the technical problem the utility model discloses the technical scheme who adopts is: the automatic feeding device of the punch comprises a punch working shaft, a feeding mechanism, a connecting block, a first connecting rod, a middle connecting crank and a second connecting rod, wherein the feeding mechanism comprises a feeding workbench which is installed in a sliding manner;
the connecting block is fixedly connected with the output end of the working shaft of the punch press, and a driving rod which is parallel to the axis of the working shaft of the punch press and is eccentrically arranged is fixedly arranged on the connecting block;
the middle connecting crank comprises a first supporting arm and a second supporting arm, the middle connecting crank is rotatably arranged on a frame of the punch press through a rotating shaft, the rotating shaft is arranged at the connecting part of the first supporting arm and the second supporting arm, and the axis of the rotating shaft is parallel to the axis of a working shaft of the punch press;
one end of the first connecting rod is hinged with the driving rod, and the other end of the first connecting rod is hinged with a first supporting arm of which the middle is connected with a crank; the axes of hinged shafts at two ends of the first connecting rod are both parallel to the axis of the working shaft of the punch press;
one end of the second connecting rod is hinged with a second support arm of the middle connecting crank, and the other end of the second connecting rod is hinged with the feeding workbench; the axes of the hinged shafts at the two ends of the second connecting rod are parallel to the axis of the working shaft of the punch press.
Further, the method comprises the following steps: a first support arm of the middle connecting crank is provided with a hinged support A used for connecting a first connecting rod, and the connecting position of the hinged support A on the middle connecting crank can be adjusted along the length direction of the first support arm; the first connecting rod is an adjusting screw rod with double-end threads;
a second support arm of the middle connecting crank is provided with a hinged support B used for connecting a second connecting rod, and the connecting position of the hinged support B on the middle connecting crank can be adjusted along the length direction of the second support arm; the second connecting rod is an adjusting screw rod with double-thread.
Further, the method comprises the following steps: the first support arm is provided with a sliding chute for mounting the hinged support A, and the hinged support A is mounted in a sliding manner and is provided with a fastening bolt for locking the sliding stroke of the hinged support A;
the second support arm is provided with a sliding groove for mounting the hinged support B, and the hinged support B is mounted in a sliding mode and is provided with a fastening bolt for locking the sliding stroke of the hinged support B.
The utility model has the advantages that: because the connecting block, the driving rod and the punch working shaft are fixed together, therefore, when the punch working shaft rotates, the driving rod rotates along with the punch working shaft, the driving rod, the first connecting rod and the connecting rod mechanism formed by the intermediate connecting crank can drive the intermediate connecting crank to rotate around the rotating shaft thereof within a certain angle range, the intermediate connecting crank rotates around the rotating shaft thereof, and can drive the second supporting arm thereof to form a horizontal swinging motion mode, so that the second supporting arm of the intermediate connecting crank and the connecting rod mechanism formed by the second connecting rod can drive the feeding workbench to slide left and right. Therefore, the reciprocating movement of the feeding workbench is driven by the rotation of the working shaft of the punch through the connecting rod mechanism. The matching of the reciprocating stroke of the feeding workbench and the working stroke of the punch can be realized by reasonably designing the process parameters of the connecting rod. In the punch down punching process of the punch, the feeding mechanism moves rightwards to suck the next blank; in the punch return process of the punch press, the feeding mechanism moves towards the left to send the blank to the punching station of the punch press, after the feeding mechanism releases the blank to the punching station, the punch press of the punch press is ready to punch downwards, and the feeding mechanism is ready to return towards the right. The utility model discloses with punch press working shaft self rotate for autoloading device power, need not the new energy, do not need artifical feed, be difficult to take place the maloperation and lead to personnel, equipment accident, simple structure, it is convenient to implement.
Drawings
Fig. 1 is a schematic view of the vertical structure of the present invention.
Fig. 2 is a left side view of fig. 1.
Parts, positions and numbers in the drawings: 1-punch press working shaft, 2-connecting block, 3-first connecting rod, 4-middle connecting crank, 5-second connecting rod, 6-feeding mechanism, 7-driving rod.
Detailed Description
The present invention will be further explained with reference to the drawings and the embodiments.
As shown in fig. 1 and 2, the utility model comprises a punch press working shaft 1, a feeding mechanism 6, a connecting block 2, a first connecting rod 3, an intermediate connecting crank 4 and a second connecting rod 5, wherein the feeding mechanism 6 comprises a feeding working table which is installed in a sliding way; the connecting block 2 is fixedly connected with the output end of the punch working shaft 1, and a driving rod 7 which is parallel to the axis of the punch working shaft 1 and is eccentrically arranged is fixedly arranged on the connecting block 2; the middle connecting crank 4 comprises a first supporting arm and a second supporting arm, the middle connecting crank 4 is rotatably arranged on a frame of the punch press through a rotating shaft, the rotating shaft is arranged at the connecting part of the first supporting arm and the second supporting arm, and the axis of the rotating shaft is parallel to the axis of the working shaft 1 of the punch press; one end of the first connecting rod 3 is hinged with the driving rod 7, and the other end of the first connecting rod is hinged with a first supporting arm of the middle connecting crank 4; the axes of the hinged shafts at the two ends of the first connecting rod 3 are both parallel to the axis of the punch working shaft 1; one end of a second connecting rod 5 is hinged with a second support arm of the middle connecting crank 4, and the other end is hinged with the feeding workbench; the axes of the hinged shafts at the two ends of the second connecting rod 5 are parallel to the axis of the punch working shaft 1.
When in specific implementation, the utility model can be implemented on the existing J23-40T punch press in a modified mode. The working principle is as follows: because the connecting block 2, the driving rod 7 and the punch working shaft 1 are fixed together, when the punch working shaft 1 rotates, the driving rod 7 rotates along with the punch working shaft 1, and the driving rod 7, the first connecting rod 3 and the link mechanism formed by the intermediate connecting crank 4 can drive the intermediate connecting crank 4 to rotate around the rotating shaft thereof within a certain angle range. Therefore, the reciprocating movement of the feeding workbench is driven by the rotation of the working shaft 1 of the punch through the connecting rod mechanism. The matching of the reciprocating stroke of the feeding workbench and the working stroke of the punch can be realized by reasonably designing the process parameters of the connecting rod. In the embodiment shown in fig. 2, during the punch down stroke of the punch press, the feeding mechanism 6 is moved to the right to suck the next blank; in the punch return process of the punch press, the feeding mechanism 6 moves towards the left to send the blank to the punching station of the punch press, after the feeding mechanism 6 releases the blank to the punching station, the punch press of the punch press is ready to be punched downwards, and the feeding mechanism 6 is ready to return towards the right. The utility model discloses with 1 self rotation of punch press working shaft for autoloading device power, need not the new energy, do not need artifical feed, be difficult to take place the maloperation and lead to personnel, equipment accident, simple structure, it is convenient to implement.
In order to confirm the motion stroke and the operating position of feed mechanism 6 through practice for the convenience, the utility model discloses be provided with adjustment mechanism: a first support arm of the middle connecting crank 4 is provided with a hinged support A used for connecting the first connecting rod 3, and the connecting position of the hinged support A on the middle connecting crank 4 can be adjusted along the length direction of the first support arm; the first connecting rod 3 is an adjusting screw rod with double-thread; a hinged support B used for connecting a second connecting rod 5 is arranged on a second support arm of the middle connecting crank 4, and the connecting position of the hinged support B on the middle connecting crank 4 can be adjusted along the length direction of the second support arm; the second connecting rod 5 is an adjusting screw rod with double-thread. The adjusting screw rod with double-end threads is an existing standard part, connecting ends are arranged at two ends of the adjusting screw rod through threaded connection, and the length of an integral rod piece formed by the adjusting screw rod and the two connecting ends can be adjusted by rotating the screw rod in the middle. In the utility model, the connection length of the two positions of the first connecting rod 3 and the second connecting rod 5 can be adjusted; accordingly, when the connection lengths of the first connecting rod 3 and the second connecting rod 5 are adjusted, the connection positions of the two connecting rods and the middle connecting crank 4 need to be adjusted adaptively. Through the arrangement of the adjusting mechanism, after a plurality of tests, the movement stroke and the working position of the feeding mechanism 6 can be determined, so that the reciprocating stroke of the feeding worktable is matched with the working stroke of the punch.
For simple and reliable structure, the adjusting structure on the intermediate connecting crank 4 is preferably as follows: the first support arm is provided with a sliding chute for mounting the hinged support A, and the hinged support A is mounted in a sliding manner and is provided with a fastening bolt for locking the sliding stroke of the hinged support A; the second support arm is provided with a sliding groove for mounting the hinged support B, and the hinged support B is mounted in a sliding mode and is provided with a fastening bolt for locking the sliding stroke of the hinged support B.

Claims (3)

1. Punch press automatic feeding, including punch press work axle (1) and feed mechanism (6), feed mechanism (6) are including the feed workstation of slidable mounting, its characterized in that: the connecting device also comprises a connecting block (2), a first connecting rod (3), a middle connecting crank (4) and a second connecting rod (5);
the connecting block (2) is fixedly connected with the output end of the punch working shaft (1), and a driving rod (7) which is parallel to the axis of the punch working shaft (1) and is eccentrically arranged is fixedly arranged on the connecting block (2);
the middle connecting crank (4) comprises a first supporting arm and a second supporting arm, the middle connecting crank (4) is rotatably arranged on a frame of the punch press through a rotating shaft, the rotating shaft is arranged at the connecting part of the first supporting arm and the second supporting arm, and the axis of the rotating shaft is parallel to the axis of the working shaft (1) of the punch press;
one end of the first connecting rod (3) is hinged with the driving rod (7), and the other end of the first connecting rod is hinged with a first supporting arm of the middle connecting crank (4); the axes of hinged shafts at two ends of the first connecting rod (3) are parallel to the axis of the punch working shaft (1);
one end of a second connecting rod (5) is hinged with a second support arm of the middle connecting crank (4), and the other end is hinged with the feeding workbench; the axes of the hinged shafts at the two ends of the second connecting rod (5) are parallel to the axis of the punch working shaft (1).
2. The automatic feeding device of a punching machine according to claim 1, wherein: a first support arm of the middle connecting crank (4) is provided with a hinged support A used for connecting the first connecting rod (3), and the connecting position of the hinged support A on the middle connecting crank (4) can be adjusted along the length direction of the first support arm; the first connecting rod (3) is an adjusting screw rod with double-thread;
a hinged support B used for connecting a second connecting rod (5) is arranged on a second support arm of the middle connecting crank (4), and the connecting position of the hinged support B on the middle connecting crank (4) can be adjusted along the length direction of the second support arm; the second connecting rod (5) is an adjusting screw rod with double-thread.
3. The automatic feeding device of a punching machine according to claim 2, wherein: the first support arm is provided with a sliding chute for mounting the hinged support A, and the hinged support A is mounted in a sliding manner and is provided with a fastening bolt for locking the sliding stroke of the hinged support A;
the second support arm is provided with a sliding groove for mounting the hinged support B, and the hinged support B is mounted in a sliding mode and is provided with a fastening bolt for locking the sliding stroke of the hinged support B.
CN201922298721.6U 2019-12-19 2019-12-19 Automatic feeding device of punch press Active CN211707942U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922298721.6U CN211707942U (en) 2019-12-19 2019-12-19 Automatic feeding device of punch press

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922298721.6U CN211707942U (en) 2019-12-19 2019-12-19 Automatic feeding device of punch press

Publications (1)

Publication Number Publication Date
CN211707942U true CN211707942U (en) 2020-10-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922298721.6U Active CN211707942U (en) 2019-12-19 2019-12-19 Automatic feeding device of punch press

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112317596A (en) * 2020-10-23 2021-02-05 重庆化工职业学院 Computer case stamping feeding device and operation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112317596A (en) * 2020-10-23 2021-02-05 重庆化工职业学院 Computer case stamping feeding device and operation method

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