CN215845304U

CN215845304U - Workpiece positioning device for punching machine

Info

Publication number: CN215845304U
Application number: CN202121539017.6U
Authority: CN
Inventors: 张北平; 王敏
Original assignee: Zhangjiagang Aodesen Electromechanical Equipment Co ltd
Current assignee: Zhangjiagang Aodesen Electromechanical Equipment Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-02-18
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a workpiece positioning device for a punching machine, which comprises a base, wherein a limiting block is fixedly connected to the top of the base, an extrusion mechanism is arranged at the top of the base and comprises a bearing and a resisting rod, the bearing is arranged in the base, limiting grooves are formed in two sides of the bearing, a bidirectional threaded rod is rotatably connected to the middle of the bearing, two ends of the bidirectional threaded rod respectively penetrate through the two limiting grooves, sliding blocks are arranged in the limiting grooves in a sliding mode, two ends of the bidirectional threaded rod respectively penetrate through the two sliding blocks and are in threaded connection with the two sliding blocks, and the resisting rod penetrates through the limiting block. The utility model can lead the two abutting plates to simultaneously approach the center of the base by rotating the rocker through the matching of the extrusion mechanism and the transmission mechanism, thereby fixing the workpiece at the center line of the base, having high workpiece fixing efficiency and being convenient for a user to use, and simultaneously fixing and positioning the workpieces with different sizes.

Description

Workpiece positioning device for punching machine

Technical Field

The utility model relates to the field of positioning devices, in particular to a workpiece positioning device for a punching machine.

Background

A power mechanism in the punching machine drives a punching head to act on the sheet metal section so as to punch a required hole on the sheet metal section; the existing punching step is that an operator adds a sheet metal profile to be placed below a punching head, one end of the sheet metal profile is abutted against a reference plate, and then the sheet metal profile is driven to move through manual or mechanical pushing so as to punch a hole in the sheet metal profile.

The positioning mechanism of the existing punching machine on the market is simple in structure, so that a workpiece cannot be quickly fixed on the center line of the base, punching deviation of the surface of the workpiece is easy to cause, and the existing positioning mechanism is inconvenient for a user to use.

Therefore, it is necessary to provide a workpiece positioning device for a punching machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a workpiece positioning device for a punching machine, which can enable two abutting plates to simultaneously approach the center of a base by rotating a rocker through the matching of an extrusion mechanism and a transmission mechanism, thereby fixing a workpiece at the center line of the base, ensuring high workpiece fixing efficiency and facilitating the use of a user, and simultaneously fixing and positioning workpieces with different sizes so as to solve the defects in the technology.

In order to achieve the above purpose, the utility model provides the following technical scheme: a workpiece positioning device for a punching machine comprises a base, wherein a limiting block is fixedly connected to the top of the base, an extrusion mechanism is arranged on the top of the base and comprises a bearing and a resisting rod, the bearing is arranged inside the base, limiting grooves are formed in two sides of the bearing, a bidirectional threaded rod is rotatably connected to the middle of the bearing, two ends of the bidirectional threaded rod respectively penetrate through the two limiting grooves, sliding blocks are slidably arranged inside the limiting grooves, two ends of the bidirectional threaded rod respectively penetrate through the two sliding blocks and are in threaded connection with the two sliding blocks, the resisting rod penetrates through the limiting block, one end of the resisting rod is fixedly connected with a resisting plate, the other end of the resisting rod is fixedly connected with a connecting block, one side of the connecting block is hinged with two connecting rods, one ends of the two connecting rods, far away from the connecting block, are respectively hinged with the two sliding blocks, one side of the base is provided with a transmission mechanism.

Preferably, the number of the limiting blocks is two, the two limiting blocks are symmetrically distributed around a base midline, the number of the bearings is two, and the two bearings are symmetrically distributed around the base midline.

Preferably, drive mechanism includes first steering gear and dwang, the dwang runs through the base setting and is connected with the base rotation, dwang one end is provided with the worm, first steering gear one side and two-way threaded rod fixed connection, first steering gear one side meshing is connected with second steering gear, two fixedly connected with pivot between the second steering gear, the pivot middle part is equipped with the turbine.

Preferably, the turbine both sides all run through and are provided with the fixed plate, fixed plate one side and base fixed connection, turbine and worm phase-match.

Preferably, a groove is formed in one side of the limiting block, the groove is matched with the abutting plate, and scale marks are arranged at the top of the limiting block.

Preferably, the anti-skid layer is arranged on one side of the abutting plate and made of rubber materials, and the rocker is arranged on one side of the rotating rod.

Preferably, the bottom of the base is provided with four non-slip pads, and the four non-slip pads are respectively arranged at four corners of the bottom of the base.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. through the matching of the extrusion mechanism and the transmission mechanism, the two abutting plates can be simultaneously close to the center of the base by rotating the rocker, so that the workpiece can be fixed at the center line of the base, the workpiece fixing efficiency is high, the use of a user is facilitated, and meanwhile, workpieces of different sizes can be fixed and positioned;

2. through setting up the stabilizer bar, structural strength when can improving to the board centre gripping to be favorable to improving the stability when supporting the board centre gripping, be favorable to improving the frictional force between supporting board and the work piece through setting up the skid resistant course simultaneously, thereby prevent that the work piece from sliding.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a perspective view from a second perspective of the present invention;

FIG. 3 is a schematic view of the contracting structure of the resisting plate of the present invention;

FIG. 4 is a cross-sectional view of a base of the present invention;

fig. 5 is a schematic view of the connection structure of the connecting rod and the connecting block of the present invention.

Description of reference numerals:

1. a base; 2. a limiting block; 3. a bearing; 4. a support rod; 5. a limiting groove; 6. a bidirectional threaded rod; 7. a slider; 8. a resisting plate; 9. connecting blocks; 10. a connecting rod; 11. a first steering gear; 12. rotating the rod; 13. a worm; 14. a second steering gear; 15. a turbine; 16. a fixing plate; 17. a stabilizer bar; 18. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a workpiece positioning device for a punching machine, which comprises a base 1, wherein the top of the base 1 is fixedly connected with a limiting block 2, the top of the base 1 is provided with an extrusion mechanism, the extrusion mechanism comprises a bearing 3 and a resisting rod 4, the bearing 3 is arranged in the base 1, two sides of the bearing 3 are respectively provided with a limiting groove 5, the middle part of the bearing 3 is rotatably connected with a bidirectional threaded rod 6, two ends of the bidirectional threaded rod 6 are respectively arranged by penetrating through the two limiting grooves 5, a sliding block 7 is arranged in the limiting groove 5 in a sliding way, two ends of the bidirectional threaded rod 6 respectively penetrate through the two sliding blocks 7 and are in threaded connection with the two sliding blocks 7, the resisting rod 4 penetrates through the limiting block 2, one end of the resisting rod 4 is fixedly connected with a resisting plate 8, the other end of the resisting rod 4 is fixedly connected with a connecting block 9, one side of the connecting block 9 is hinged with a connecting rod 10, the number of the connecting rods 10 is two, one end, far away from the connecting block 9, of each connecting rod 10 is hinged to the corresponding two sliding blocks 7, and a transmission mechanism is arranged on one side of the base 1.

Further, in the above technical solution, the number of the limiting blocks 2 is two, two of the limiting blocks 2 are symmetrically distributed about the central line of the base 1, the number of the bearings 3 is two, and two of the bearings 3 are symmetrically distributed about the central line of the base 1.

Further, in above-mentioned technical scheme, drive mechanism includes first steering gear 11 and dwang 12, dwang 12 runs through base 1 and sets up and rotate with base 1 and be connected, dwang 12 one end is provided with worm 13, first steering gear 11 one side and 6 fixed connection of two-way threaded rod, the meshing of first steering gear 11 one side is connected with second steering gear 14, two fixedly connected with pivot between second steering gear 14, the pivot middle part is equipped with turbine 15.

Further, in the above technical solution, the fixing plates 16 are respectively arranged on both sides of the worm wheel 15 in a penetrating manner, one side of the fixing plate 16 is fixedly connected with the base 1, and the worm wheel 15 is matched with the worm 13.

Further, in the above technical scheme, butt board 8 one side is equipped with stabilizer bar 17, stabilizer bar 17 quantity is established to two, two stabilizer bar 17 all runs through stopper 2 and with stopper 2 sliding connection, stabilizer bar 17 be provided with and do benefit to the structural strength who improves butt board 8.

Furthermore, in the above technical scheme, a groove 18 is formed in one side of the limiting block 2, the groove 18 is matched with the abutting plate 8, and scale marks are arranged on the top of the limiting block 2, so that the workpiece can be conveniently and accurately positioned.

Further, in above-mentioned technical scheme, 8 one side of resisting board is equipped with the skid resistant course, the skid resistant course is made by rubber materials, dwang 12 one side is equipped with the rocker, and being provided with of skid resistant course does benefit to and improves the frictional force on 8 surfaces of resisting board.

Further, in the above technical scheme, the bottom of the base 1 is provided with four anti-slip pads, and the four anti-slip pads are respectively arranged at four corners of the bottom of the base 1.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the device is used, the rocker is rotated to drive the rotating rod 12 and the worm 13 to rotate, the worm 13 drives the turbine 15, the rotating shaft and the second steering gears 14 on the two sides of the rotating shaft to rotate, the two second steering gears 14 drive the two first steering gears 11 and the two-way threaded rod 6 to rotate, so that the two sliders 7 in threaded connection with the two-way threaded rod 6 are close to each other, meanwhile, the slider sliding 7 drives the connecting rod 10 to rotate at the hinged part and extrude the connecting block 9, so that the connecting block 9 drives the abutting rod 4 and the abutting plate 8 to slide in the limiting block 2, workpieces with different sizes can be fixed at the center line of the base 1 through the close of the two abutting plates 8, and the positioning operation of the workpieces is convenient;

referring to the attached drawings 1-5 in the specification, when the device is used, the structural strength of the resisting plate 8 in clamping can be improved by arranging the stabilizing rod 17, so that the stability of the resisting plate 8 in clamping is improved, and meanwhile, the friction between the resisting plate 8 and a workpiece is improved by arranging the anti-slip layer, so that the workpiece is prevented from sliding.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a work piece positioner for piercing mill, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a limiting block (2), the top of the base (1) is provided with an extrusion mechanism, the extrusion mechanism comprises a bearing (3) and a support rod (4), the bearing (3) is arranged inside the base (1), both sides of the bearing (3) are provided with limiting grooves (5), the middle of the bearing (3) is rotatably connected with a bidirectional threaded rod (6), both ends of the bidirectional threaded rod (6) are respectively arranged by penetrating through the two limiting grooves (5), a sliding block (7) is arranged inside the limiting grooves (5) in a sliding manner, both ends of the bidirectional threaded rod (6) are respectively arranged by penetrating through the two sliding blocks (7) and are in threaded connection with the two sliding blocks (7), the support rod (4) is arranged by penetrating through the limiting block (2), one end of the support rod (4) is fixedly connected with a support plate (8), and the other end of the support rod (4) is fixedly connected with a connecting block (9), connecting block (9) one side is articulated to be provided with connecting rod (10), connecting rod (10) quantity is established to two, two connecting rod (10) keep away from the one end of connecting block (9) and articulate with two slider (7) respectively and set up, base (1) one side is equipped with drive mechanism.

2. The work positioning apparatus for a punching machine of claim 1, wherein: the number of the limiting blocks (2) is two, the two limiting blocks (2) are symmetrically distributed about the central line of the base (1), the number of the bearings (3) is two, and the two bearings (3) are symmetrically distributed about the central line of the base (1).

3. The work positioning apparatus for a punching machine of claim 1, wherein: drive mechanism includes first steering gear (11) and dwang (12), dwang (12) run through base (1) and set up and rotate with base (1) and be connected, dwang (12) one end is provided with worm (13), first steering gear (11) one side and two-way threaded rod (6) fixed connection, first steering gear (11) one side meshing is connected with second steering gear (14), two fixedly connected with pivot between second steering gear (14), the pivot middle part is equipped with turbine (15).

4. A workpiece positioning device for a punching machine according to claim 3, characterized in that: the fixed plate (16) is arranged on two sides of the turbine (15) in a penetrating mode, one side of the fixed plate (16) is fixedly connected with the base (1), and the turbine (15) is matched with the worm (13).

5. The work positioning apparatus for a punching machine of claim 1, wherein: support board (8) one side and be equipped with stabilizer bar (17), stabilizer bar (17) quantity is established to two, two stabilizer bar (17) all run through stopper (2) and with stopper (2) sliding connection.

6. The work positioning apparatus for a punching machine of claim 1, wherein: a groove (18) is formed in one side of the limiting block (2), the groove (18) is matched with the abutting plate (8), and scale marks are arranged at the top of the limiting block (2).

7. A workpiece positioning device for a punching machine according to claim 3, characterized in that: an anti-skid layer is arranged on one side of the abutting plate (8), the anti-skid layer is made of rubber materials, and a rocker is arranged on one side of the rotating rod (12).

8. The work positioning apparatus for a punching machine of claim 1, wherein: the anti-skid device is characterized in that anti-skid pads are arranged at the bottom of the base (1), the number of the anti-skid pads is four, and the four anti-skid pads are respectively arranged at four corners of the bottom of the base (1).