CN216226562U

CN216226562U - Positioning device for press-fit punch for machining elastic screw sleeve

Info

Publication number: CN216226562U
Application number: CN202122845088.5U
Authority: CN
Inventors: 来建刚; 郝善炎
Original assignee: Hangzhou Yuzhan Tools Co ltd
Current assignee: Hangzhou Yuzhan Tools Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a positioning device for a press-fit punch for machining an elastic screw sleeve, which relates to the field of screw sleeve punches and comprises a machine tool, wherein the bottom of the machine tool is provided with a base, a workbench is arranged on the base, a workpiece to be machined is arranged on the workbench, a rotating rod is rotatably arranged on one side of the workbench, which is far away from the machine tool, one end of the rotating rod, which is close to the machine tool, is fixedly provided with a gear, and one end of the rotating rod, which is far away from the machine tool, is provided with a driving block in a sliding manner, the service life of the machine tool is ensured.

Description

Positioning device for press-fit punch for machining elastic screw sleeve

Technical Field

The utility model relates to the technical field of screw sleeve punching machines, in particular to a positioning device of a press-fit punching machine for machining an elastic screw sleeve.

Background

The punching machine is a punching press, in the national production, the punching process has the advantages of material and energy saving, high efficiency, low technical requirement on operators and capability of manufacturing products which cannot be achieved by machining through various die applications compared with the traditional machining, so that the punching press is more and more widely used.

In the prior art, when a screw sleeve is machined by a punch, a conventional machine tool is fixed by a bolt when machining a workpiece, the bottom of the machine tool is fixed by two steel bars when the workpiece is fixed by the bolt, so that the workpiece is prevented from shifting, when different workpieces are machined by the machine tool, parts are inconvenient to replace, and meanwhile, when the machined workpiece is replaced, the bolt is frequently unscrewed, so that the bolt is easy to slip, the workpiece cannot be fixed, and therefore the positioning device for the press-fit punch for machining the elastic screw sleeve is required to meet the requirements of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning device for a press-fit punch for machining a screw sleeve, which aims to solve the problem that the bolt is easy to slide and cannot be fixed on a workpiece due to frequent bolt loosening proposed in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a positioner that is used for processing of elasticity screw sleeve to join in marriage press, includes the lathe, the bottom of lathe is equipped with the base, is equipped with the workstation on the base, is equipped with the work piece on the workstation, the workstation is kept away from and is rotated on one side of lathe and install the bull stick, and the bull stick is close to the lathe and serves fixed mounting and have the gear, and the bull stick is kept away from and is had the drive piece in the one end of lathe slidable mounting, and fixed mounting has the commentaries on classics handle on one side of bull stick is kept away from to the drive piece, changes and is close to fixed mounting on one side of bull stick and have a plurality of locating levers, the top slidable mounting of workstation has two cross sliders, and the equal fixed mounting in top of two cross sliders has the guard plate, and two guard plates are close to fixed mounting on one side of work piece and have the dead lever, two equal fixed mounting in bottom of cross slider has the rack, and gear mesh mutually.

Preferably, a rotating rod hole is formed in one side, away from the machine tool, of the workbench, and the rotating rod is rotatably installed in the rotating rod hole.

Preferably, the inner wall of the rotating rod hole is annularly provided with a limiting groove, the inner wall of the limiting groove is rotatably provided with a limiting ring, and the limiting ring is fixedly sleeved on the rotating rod.

Preferably, the bottom of the rotating rod hole is provided with a gear cavity, and the gear and the rack are movably arranged in the gear cavity.

Preferably, a driving groove is formed in one end, away from the workbench, of the rotating rod, and the driving block is slidably mounted in the driving groove.

Preferably, a return spring is fixedly installed on one side, away from the rotating handle, of the driving block, and one end, away from the driving block, of the return spring is fixedly installed on the inner wall of the driving groove.

Preferably, two cross sliding grooves are formed in the top of the workbench, and the two cross sliding blocks are slidably mounted in the two cross sliding grooves respectively.

Preferably, a plurality of positioning grooves are annularly formed in one side, close to the rotating handle, of the workbench, and the positioning rods are slidably mounted in the positioning grooves respectively.

Preferably, the two sides of the processing workpiece, which are close to the two protection plates, are provided with fixing grooves, and the two fixing rods are slidably mounted in the two fixing grooves respectively.

The utility model has the beneficial effects that:

according to the utility model, through the arrangement of the structures such as the fixed rod, when a workpiece is machined, the two racks are driven to move through the rotating gear, the two racks move to drive the crosshead shoe to slide, the crosshead shoe slides to drive the protection plate to slide, and the protection plate slides to drive the fixed rod to fix the machined workpiece, so that the traditional fixation through a bolt is replaced, and when the workpiece is replaced, the stable fixation of the workpiece is ensured, and meanwhile, the service life of a machine tool is ensured.

According to the utility model, through the arrangement of the structures such as the gear and the rack, when a workpiece is processed, due to different sizes of the screw sleeves, the machine tool needs to adapt to the screw sleeves with different sizes, and the gear drives the rack to move towards two sides, so that the fixed rod on the protection plate moves, the processed workpieces with different sizes can be fixed, and the use range of the machine tool is ensured.

Drawings

Fig. 1 is a schematic perspective view of a positioning device of a press-fit punch for machining a screw sleeve according to the present invention;

FIG. 2 is a schematic cross-sectional view of a gear and a rack of a positioning device of a press-fit punch for machining a loose screw sleeve according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a rotating rod and a rotating handle of the positioning device for the press-fit punch for machining the elastic screw sleeve according to the present invention;

fig. 4 is an enlarged structural schematic view of a portion a in fig. 3 of a positioning device for a press-fit punch for machining a loose screw sleeve according to the present invention.

In the figure: 1. a machine tool; 2. a base; 3. a work table; 4. processing a workpiece; 5. a protection plate; 6. fixing grooves; 7. fixing the rod; 8. a crosshead shoe; 9. a cross-shaped chute; 10. a gear cavity; 11. a rack; 12. a gear; 13. positioning a groove; 14. turning a handle; 15. positioning a rod; 16. a limiting groove; 17. a limiting ring; 18. a rotating rod hole; 19. a rotating rod; 20. a return spring; 21. a driving groove; 22. the block is driven.

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.

Referring to fig. 1-4, a positioning device for a press-fit punch press for machining an elastic screw sleeve comprises a machine tool 1, a base 2 is arranged at the bottom of the machine tool 1, a workbench 3 is arranged on the base 2, a workpiece 4 to be machined is arranged on the workbench 3, a rotating rod 19 is rotatably arranged on one side of the workbench 3 away from the machine tool 1, a gear 12 is fixedly arranged on one end of the rotating rod 19 close to the machine tool 1, a driving block 22 is slidably arranged on one end of the rotating rod 19 away from the machine tool 1, a rotating handle 14 is fixedly arranged on one side of the driving block 22 away from the rotating rod 19, a plurality of positioning rods 15 are fixedly arranged on one side of the rotating handle 14 close to the rotating rod 19, two cross sliders 8 are slidably arranged at the top of the machine tool 3, protection plates 5 are fixedly arranged at the tops of the two cross sliders 8, fixing rods 7 are fixedly arranged on one sides of the two protection plates 5 close to the workpiece 4 to be machined, racks 11 are fixedly arranged at the bottoms of the two cross sliders 8, two racks 11 are meshed with a gear 12, the rotating handle 14 is pulled, the rotating handle 14 slides to drive a driving block 22 and a positioning rod 15 to slide, the positioning rod 15 slides out of a positioning groove 13, so that the rotating handle 14 is released from fixing, the rotating handle 14 rotates to drive the driving block 22 to rotate, the driving block 22 rotates to drive a rotating rod 19 to rotate, the rotating rod 19 rotates to drive the gear 12 to rotate, the gear 12 rotates to drive the racks 11 to move, the racks 11 move to drive a cross slide block 8 to move, the cross slide block 8 moves to drive a protection plate 5 to slide, the protection plate 5 slides to drive a fixing rod 7 to slide, and the fixing rod 7 slides to slide into a fixing groove 6, so that a machined workpiece 4 is fixed, and therefore, the machined workpiece 4 cannot be dislocated during machining.

Referring to fig. 1-3, in the utility model, a rotating rod hole 18 is formed in one side of the workbench 3 away from the machine tool 1, a rotating rod 19 is rotatably installed in the rotating rod hole 18, the rotating handle 14 rotates to drive a driving block 22 to rotate, the driving block 22 rotates to drive the rotating rod 19 to rotate, the rotating rod 19 rotates to drive a gear 12 to rotate, the gear 12 rotates to drive two racks 11 to move, and the rotating rod 19 plays a role in transmitting power.

Referring to fig. 1-3, in the utility model, a limit groove 16 is annularly formed on the inner wall of a rotating rod hole 18, a limit ring 17 is rotatably mounted on the inner wall of the limit groove 16, the limit ring 17 is fixedly sleeved on a rotating rod 19, a rotating handle 14 rotates to drive a driving block 22 to rotate, the driving block 22 rotates to drive the rotating rod 19 to rotate, the rotating rod 19 rotates to drive a gear 12 to rotate, and the rotating rod 19 rotates under the limit of the limit ring 17 when rotating, so that the rotating rod 19 cannot be dislocated.

Referring to fig. 1-2, in the present invention, a gear cavity 10 is formed at the bottom of a rotating rod hole 18, a gear 12 and a rack 11 are movably installed in the gear cavity 10, the gear 12 is driven by a rotating rod 19 to rotate, the gear 12 rotates to drive two racks 11 to move, the two racks 11 move to drive two cross sliders 8 to slide, the gear 12 and the racks 11 slide in the gear cavity 10, and the gear cavity 10 plays a role of providing a sliding space for the racks 11.

Referring to fig. 1-4, in the present invention, a driving groove 21 is formed at an end of the rotating rod 19 away from the working table 3, a driving block 22 is slidably mounted in the driving groove 21, the rotating handle 14 is pulled, the rotating handle 14 slidably drives the driving block 22 to slide, the rotating handle 14 is released from fixing, the rotating handle 14 rotates to drive the driving block 22 to rotate, the driving block 22 rotates under the limit of the driving groove 21, and thereby the rotating rod 19 is driven to rotate, the gear 12 is driven to rotate, and the driving groove 21 plays a fixing role.

Referring to fig. 1-4, in the present invention, a return spring 20 is fixedly installed on one side of the driving block 22 away from the rotating handle 14, one end of the return spring 20 away from the driving block 22 is fixedly installed on the inner wall of the driving groove 21, the driving block 22 is driven to slide by pulling the rotating handle 14, the driving block 22 slides to stretch the return spring 20, after the machined workpiece 4 is fixed, the resilience force of the return spring 20 pulls the driving block 22 back to the original position, the positioning rod 15 is pulled back to the original position to fix the rotating handle 14, the machined workpiece 4 is fixed, and the return spring 20 plays a role of resetting.

Referring to fig. 1-2, in the utility model, two cross sliding grooves 9 are formed in the top of a workbench 3, two cross sliding blocks 8 are respectively slidably mounted in the two cross sliding grooves 9, a gear 12 is driven by a rotating rod 19 to rotate, the gear 12 rotates to drive a rack 11 to move, the rack 11 moves to drive the cross sliding blocks 8 to slide, the cross sliding blocks 8 slide to drive a protection plate 5 to move, the protection plate 5 moves to insert a fixing rod 7 into a fixing groove 6 to fix a machined workpiece 4, and the cross sliding blocks 8 play a role in transmitting power.

Referring to fig. 1-3, in the present invention, a plurality of positioning grooves 13 are annularly formed on one side of the worktable 3 close to the rotating handle 14, the plurality of positioning rods 15 are respectively slidably mounted in the plurality of positioning grooves 13, when the processing workpiece 4 is fixed, the resilience force of the return spring 20 pulls the positioning rods 15 back into the positioning grooves 13, and the rotating handle 14 is fixed, so that the rotating rod 19 is fixed, and the rotating rod 19 is prevented from rotating during processing, so that the processing workpiece 4 is dislocated, and a positioning effect is achieved.

Referring to fig. 1-2, in the utility model, fixing grooves 6 are formed in two sides of a processed workpiece 4 close to two protection plates 5, two fixing rods 7 are respectively slidably mounted in the two fixing grooves 6, a cross-shaped sliding block 8 drives the protection plates 5 to slide, the protection plates 5 slide to drive the fixing rods 7 to slide, and the fixing rods 7 slide into the fixing grooves 6, so that the processed workpiece 4 is fixed, the processed workpiece 4 is ensured to be fixed, the processed workpiece 4 is prevented from being dislocated during processing, and a fixing effect is achieved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a positioner that is used for processing of elasticity screw sleeve to press to join in marriage punch press, includes lathe (1), the bottom of lathe (1) is equipped with base (2), is equipped with workstation (3) on base (2), is equipped with processing work piece (4) on workstation (3), its characterized in that: a rotating rod (19) is rotatably installed on one side, far away from the machine tool (1), of the workbench (3), a gear (12) is fixedly installed on one end, close to the machine tool (1), of the rotating rod (19), a driving block (22) is slidably installed on one end, far away from the machine tool (1), of the rotating rod (19), a rotating handle (14) is fixedly installed on one side, far away from the rotating rod (19), of the driving block (22), a plurality of positioning rods (15) are fixedly installed on one side, close to the rotating rod (19), of the rotating handle (14), the top slidable mounting of workstation (3) has two crosshead shoe (8), and the equal fixed mounting in top of two crosshead shoe (8) has guard plate (5), and fixed mounting has dead lever (7), two on one side that two guard plate (5) are close to processing work piece (4) the equal fixed mounting in bottom of crosshead shoe (8) has rack (11), and two racks (11) mesh with gear (12) mutually.

2. The positioning device of claim 1, wherein the press-fit punch comprises: a rotating rod hole (18) is formed in one side, away from the machine tool (1), of the workbench (3), and a rotating rod (19) is rotatably installed in the rotating rod hole (18).

3. The positioning device of claim 2, wherein the press-fit punch comprises: the inner wall of the rotating rod hole (18) is annularly provided with a limiting groove (16), the inner wall of the limiting groove (16) is rotatably provided with a limiting ring (17), and the limiting ring (17) is fixedly sleeved on the rotating rod (19).

4. The positioning device of claim 2, wherein the press-fit punch comprises: the bottom of the rotating rod hole (18) is provided with a gear cavity (10), and a gear (12) and a rack (11) are movably arranged in the gear cavity (10).

5. The positioning device of claim 1, wherein the press-fit punch comprises: a driving groove (21) is formed in one end, far away from the workbench (3), of the rotating rod (19), and a driving block (22) is slidably mounted in the driving groove (21).

6. The positioning device of claim 1, wherein the press-fit punch comprises: a return spring (20) is fixedly mounted on one side, far away from the rotating handle (14), of the driving block (22), and one end, far away from the driving block (22), of the return spring (20) is fixedly mounted on the inner wall of the driving groove (21).

7. The positioning device of claim 1, wherein the press-fit punch comprises: two cross sliding grooves (9) are formed in the top of the workbench (3), and two cross sliding blocks (8) are respectively slidably mounted in the two cross sliding grooves (9).

8. The positioning device of claim 1, wherein the press-fit punch comprises: a plurality of locating grooves (13) are annularly formed in one side, close to the rotating handle (14), of the workbench (3), and a plurality of locating rods (15) are slidably mounted in the locating grooves (13) respectively.

9. The positioning device of claim 1, wherein the press-fit punch comprises: fixed slots (6) are formed in two sides, close to the two protection plates (5), of the processing workpiece (4), and the two fixing rods (7) are slidably mounted in the two fixed slots (6) respectively.