CN214235975U

CN214235975U - Reciprocating rotatable feeding mechanism of stamping die

Info

Publication number: CN214235975U
Application number: CN202022477395.8U
Authority: CN
Inventors: 鲍炳彰; 张震球
Original assignee: Ningbo Hanxin Machinery Technology Co ltd
Current assignee: Ningbo Hanxin Machinery Technology Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-09-21
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a reciprocating rotatable feeding mechanism of a stamping die, wherein a motor of a punch transmits rotary power to a cam through a transmission shaft of a flywheel, the cam drives a power rack to do linear reciprocating motion, the power rack further drives a power gear to do rotary motion with half circle amplitude, the power gear further drives a crank to do half circle rotary motion, and the crank finally drives an mechanical arm to do reciprocating motion, so that the workpiece is conveyed from a first station to a second station; further, the mechanical arm is connected with a turnover rack through a linear guide rail, the turnover rack is meshed with a turnover gear again, the turnover rack is driven to synchronously move through the motion of the mechanical arm, and then the turnover of the workpiece is realized through the turnover gear while the feeding motion is carried out. The utility model discloses a feeding mechanism of pure mechanical type realizes the work piece pay-off, has advantages such as simple structure, synchronism height, work efficiency height, fast.

Description

Reciprocating rotatable feeding mechanism of stamping die

Technical Field

The utility model relates to a stamping process technical field especially relates to a reciprocating rotatable feeding mechanism of stamping die.

Background

The stamping has the advantages of high production rate, low processing cost, simple operation and the like, is convenient for realizing mechanical and electrical integration, and is widely applied to the mechanical processing industry. If the automatic feeding mechanism is integrally arranged on the punch press, the production efficiency of punching can be further improved, and further, the full automation of punching processing is realized. At present, automatic feeders on the market are various in types, but most of the automatic feeders are electromechanical and integrated, the working efficiency is limited by the response time, the response speed, the service life and the like of an electric element, and the automatic feeders have the defects of not high feeding speed, response delay, relatively high failure rate and the like.

Disclosure of Invention

To the technical problem, the utility model aims at providing a reciprocating rotatable feeding mechanism of stamping die realizes the pay-off through the mode of pure machinery, has advantages such as simple structure, synchronism height, efficient, fast.

In order to achieve the above object, the utility model discloses a technical scheme be: the utility model provides a reciprocating rotatable feeding mechanism of stamping die which characterized in that includes: the workpiece clamping device comprises a power rack, a power gear meshed with the power rack, a crank and a mechanical arm, wherein the crank is mounted on a rotating shaft of the power gear, the mechanical arm is connected with the crank, and a workpiece clamping mechanism is arranged on the mechanical arm; the power rack is in transmission connection with the power input mechanism to realize linear reciprocating motion along the length direction of the power rack, and then the power rack and the crank sequentially drive the mechanical arm to do reciprocating feeding motion, so that the workpiece is conveyed from a first station to a second station.

Furthermore, the feeding motion track of the mechanical arm comprises a first action of gradually departing from the stamping die and gradually approaching the stamping die and a second action of moving from the first station to the second station.

Further, the mechanical arm is connected with a turnover rack through a linear guide rail assembly, a guide mechanism is arranged on the turnover rack, and the guide direction of the guide mechanism is parallel to the direction of the first action; the mechanical arm is provided with a turnover gear meshed with the turnover rack, the turnover gear is in transmission connection with the workpiece clamping mechanism, the mechanical arm drives the turnover rack to move synchronously along the guide mechanism when moving, and the workpiece clamping mechanism is further driven to rotate through the turnover gear.

Furthermore, the power input mechanism is a motor of the punch press, the motor transmits rotary power to the cam through a transmission shaft of the flywheel, the cam is in transmission connection with the power rack, and the power rack is driven to do linear reciprocating motion through the rotation of the cam.

Further, the power gear reciprocates in a rotary motion in a 180-degree range.

The utility model has the advantages that: 1. the feeding of the stamping workpiece is realized by a pure mechanical structure, and the feeding device has the advantages of simple structure, high synchronism, high efficiency, high speed and the like; 2. the feeding mode is gear and rack plus crank transmission, and the mechanical arm comprises the actions of gradually deviating and gradually approaching the stamping die in the feeding process, so that the interference with the stamping die cannot be generated in the feeding process; 3. further, the workpiece can be turned over in the feeding process by additionally arranging the turning rack and the turning gear.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1, a feeding mechanism for a reciprocating and rotatable stamping die according to an embodiment of the present invention includes: the device comprises a plurality of mechanical clamps 1, a turnover rack 2, a mechanical arm 3, a turnover gear 4, a guide pillar and guide sleeve assembly 5, a limiting guide bush 6, a gear pressing block 7, a crank 8, a linear guide rail assembly 9, a power gear 10, a power rack 11 and a mechanical arm connecting block 12.

The power gear 10 is arranged on the gear pressing block 7 and is in meshed transmission with the power rack 11, the crank 8 is arranged on a rotating shaft of the power gear 10, the other end of the crank 8 is hinged to the mechanical arm connecting block 12, and the mechanical arm connecting block 12 is fixedly arranged on the mechanical arm 3; the overturning rack 2 is connected with the mechanical arm 3 through a linear guide rail assembly 9: the guide rail of the linear guide rail assembly 9 is fixedly locked below the mechanical arm 3 and is connected with the slide block locked on the turnover rack 2; a guide pillar and guide sleeve assembly 5 is arranged on the overturning rack 2, and a limiting guide bush 6 is used for limiting, guiding and lubricating the overturning rack 2.

The utility model discloses a feeding mechanism, the motor of punch press transmits rotary power to the gear wheel through the transmission shaft of flywheel, again through with gear wheel toothing's bevel gear with power transmission to the cam, the rotation through the cam drives power rack 11 and is linear reciprocating motion, power rack 11 pulls power gear 10 again and is the reciprocating rotary motion of range 180, the rotation of power gear 11 then drives crank 8 and is half a circle rotary motion, crank 8 further drives arm 3 again and is reciprocating feeding motion, carry the work piece of clamping on mechanical clip 1 by first station to the second station; meanwhile, the mechanical arm 3 is connected with the turnover rack 2 through the linear guide rail assembly 9, so that the mechanical arm 3 can drive the turnover rack 2 to synchronously move back and forth along the guide pillar during feeding movement. When a workpiece clamped on a certain mechanical clamp 1 needs to be turned over, only one turning gear 4 needs to be additionally arranged on the corresponding mechanical clamp 1, the turning gear 4 is in transmission connection with the mechanical clamp 1, when the mechanical arm 3 does reciprocating feeding motion, the turning gear 4 is driven to rotate by the action of the mechanical arm 3 due to the fact that the turning rack 2 moves synchronously with the turning rack, 180-degree turning of the workpiece is achieved in the feeding process, and when the workpiece reaches a second station from a first station, the workpiece is synchronously rotated by 180 degrees.

The utility model discloses a pure mechanical structure's feeding mechanism realizes the pay-off of punching press work piece, further still overturns it at work piece pay-off in-process, has simple structure, high synchronism, efficient, advantage such as fast, and pay-off in-process arm deviates from the stamping die direction and retreats, ensures can not produce with stamping die and interfere at the pay-off in-process.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a reciprocating rotatable feeding mechanism of stamping die which characterized in that includes: the workpiece clamping device comprises a power rack, a power gear meshed with the power rack, a crank and a mechanical arm, wherein the crank is mounted on a rotating shaft of the power gear, the mechanical arm is connected with the crank, and a workpiece clamping mechanism is arranged on the mechanical arm; the power rack is in transmission connection with the power input mechanism to realize linear reciprocating motion along the length direction of the power rack, and then the power rack and the crank sequentially drive the mechanical arm to do reciprocating feeding motion, so that the workpiece is conveyed from a first station to a second station.

2. The reciprocating and rotatable feeding mechanism of the stamping die as claimed in claim 1, wherein the feeding motion track of the mechanical arm comprises a first action of gradually moving away and gradually moving closer to the stamping die and a second action of moving along the first station to the second station.

3. The reciprocating and rotatable feeding mechanism of the stamping die as claimed in claim 2, wherein the mechanical arm is connected with a turnover rack through a linear guide rail assembly, a guide mechanism is arranged on the turnover rack, and the guide direction of the guide mechanism is parallel to the running direction of the first action; the mechanical arm is provided with a turnover gear meshed with the turnover rack, the turnover gear is in transmission connection with the workpiece clamping mechanism, the mechanical arm drives the turnover rack to move synchronously along the guide mechanism when moving, and the workpiece clamping mechanism is further driven to rotate through the turnover gear.

4. The reciprocating and rotatable feeding mechanism of a punching die as claimed in claim 1, wherein the power input mechanism is a motor of the punching machine, the motor transmits rotary power to the cam through a transmission shaft of the flywheel, the cam is in transmission connection with the power rack, and the power rack is driven to make linear reciprocating motion through rotation of the cam.

5. The reciprocating and rotatable feeding mechanism of the stamping die as claimed in claim 1, wherein the power gear performs reciprocating and rotating motion with the amplitude of 180 °.