CN215283548U

CN215283548U - Novel lifting type positioning device for movable workbench of press machine

Info

Publication number: CN215283548U
Application number: CN202120647256.7U
Authority: CN
Inventors: 吴义伟; 解付新; 陈璇; 吴雨东; 徐霞; 刘新颖
Original assignee: Jier Machine Tool Group Co Ltd
Current assignee: Jier Machine Tool Group Co Ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-12-24
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses a novel lifting type positioning device for a movable workbench of a press machine, which comprises a mounting seat, a bump block body, an end cover, a lower adjusting pad, an upper adjusting pad, a cylinder and a flange plate, wherein the mounting seat is of a barrel structure communicated from top to bottom; the collision block body is arranged in the cylinder body of the mounting seat, and the end cover is fixed in the rabbet surface at the upper end of the mounting seat, so that the collision block body can be positioned when being lifted; the flange plate is fixed below the mounting seat, the cylinder is fixed on the flange plate, and the lower adjusting pad and the upper adjusting pad are arranged between the cylinder and the flange plate mounting surface; the front end of the piston moving on the cylinder is provided with a raised head, and a magnetic switch is arranged in the cylinder body. The utility model discloses according to the moving worktable operation direction, admit air and exhaust through the control cylinder, realize bumping the block body and rise or fall down, the location requirement when realizing the two-way start of moving worktable.

Description

Novel lifting type positioning device for movable workbench of press machine

Technical Field

The utility model relates to a novel press travelling table over-and-under type location device is applied to the press trade, belongs to mechanical engineering technical field.

Background

The movable workbench is an important component of the overall structure of the press, and a workbench plate is usually arranged above the movable workbench, and a T-shaped groove is formed above the workbench plate and used for fixing a lower die or a die holder, so that the die replacement of a user is facilitated. Along with the improvement of the production efficiency requirement of a user, the common movable workbench which is started in a single direction cannot meet the requirement of the user for replacing the die, and the movable workbench which is started in a two-way mode is used as a high-efficiency die changing tool, has the advantages of low cost and low resource consumption, and can meet the requirement of the user for convenient switching at a plurality of die changing stations. However, since the movable worktable is bidirectionally moved, the conventional fixed-protrusion-type worktable positioning apparatus, due to the protrusion of the movable plane of the worktable, can only satisfy the positioning requirement of the worktable in a single direction, and cannot satisfy the positioning requirement of the worktable in bidirectional movement.

Disclosure of Invention

The utility model aims to solve the technical problem that to the defect that prior art exists, a novel a liftable formula positioner for press travelling table is provided.

In order to solve the technical problem, the utility model provides a novel lifting type positioning device for a movable workbench of a press machine, which comprises a mounting seat, a bump block body, an end cover, a lower adjusting pad, an upper adjusting pad, a cylinder and a flange plate, wherein the main body of the mounting seat is a cylinder structure which is communicated up and down; the collision block body is arranged in the cylinder body of the mounting seat, and the end cover is fixed in the rabbet surface at the upper end of the mounting seat through a second screw so as to realize the positioning of the collision block body during lifting; the flange plate is fixed below the mounting seat through a fourth screw, the cylinder is fixed on the flange plate through a third screw, and the lower adjusting pad and the upper adjusting pad are arranged between the cylinder and the mounting surface of the flange plate; the positioning device takes an air source as a power source and drives the positioning bump block body to lift through the up-and-down movement of the cylinder piston; the front end of the piston moving on the cylinder is provided with a raised head, and the interior of the cylinder body is provided with a magnetic switch which can effectively control the lifting position height of the block collision body.

The upper end surface of the mounting seat is of a quadrilateral flanging structure, and the flanging structure is provided with a lifting hole and a first fixing screw hole for fixing the mounting seat and is respectively used for hoisting after the device is assembled and fixing the whole lifting positioning device; and a second fixing screw hole is arranged below the mounting seat, and circular spigot mounting surfaces with different sizes are arranged above the inside of the cylinder body of the mounting seat and are respectively used for positioning the block collision body and mounting the end cover.

When lubricating oil/lubricating grease is injected into the annular oil groove through the oil filling hole, a layer of lubricating film is formed on the inner wall of the cylinder body of the mounting seat, and the vertical free lifting of the block collision body can be effectively realized; the lower end of the cylinder is provided with a T-shaped groove, the cylinder is connected with the piston head through the T-shaped groove, a gap is reserved between the piston head of the cylinder and the upper surface and the lower surface of the T-shaped groove, and the size of the gap is 1mm to 3 mm.

The end cover is of a semicircular structure, and a fixed mounting seat and a screw hole of the collision block body are respectively arranged above the end cover.

The lower adjusting pad and the upper adjusting pad are identical in appearance structure, the thickness ranges are smaller than or equal to 2mm, and the mounting clearance between the piston head of the air cylinder and the T-shaped groove at the lower end of the collision block body can be realized through mounting and adjusting the adjusting pads with different thicknesses.

The excircle department of ring flange is equipped with the screw hole of fixing to the mount pad, and the circle is equipped with the screw hole that is used for fixed cylinder in the bottom of ring flange, and its thickness direction is provided with the convenient installation that U type open slot can realize the cylinder.

Has the advantages that: the utility model discloses an air supply is as the power supply, through the up-and-down motion of piston in the cylinder, realizes bumping the free lift of block, respectively sets up a pair ofly in the both sides of the direction of motion of moving table promptly, according to the traffic direction of moving table, through admitting air and exhausting of control cylinder, realizes bumping the rise or falling of block, can effectively realize the location requirement when moving table two-way starts.

Drawings

FIG. 1 is a schematic sectional view of the assembly of the present invention;

fig. 2 is a schematic structural view of the mounting base of the present invention;

FIG. 3 is a schematic structural view of the bump block of the present invention;

fig. 4 is a schematic structural view of the end cap of the present invention;

FIG. 5 is a schematic view of the lower adjustment pad of the present invention;

FIG. 6 is a schematic view of the upper adjustment pad of the present invention;

fig. 7 is a schematic structural view of the cylinder of the present invention;

fig. 8 is a schematic structural view of the flange plate of the present invention.

In the figure: the oil filling device comprises an installation seat 1, a first screw, a second screw, a third screw, a fourth screw, a first fixing screw hole, a second fixing screw hole, a 14 hoisting hole, an oil groove 15, an oil injection hole 16 and a 17T-shaped groove 2, wherein the first screw, the second screw, the lower adjusting pad 6, the upper adjusting pad 7, an air cylinder 8, the third screw, the flange plate 10, the fourth screw, the first fixing screw hole 12, the second fixing screw hole 13, the oil injection hole 16 and the 17T-shaped groove are arranged in a matched mode.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and embodiments.

As shown in fig. 1-8, the utility model provides a novel lifting type positioning device for a movable workbench of a press machine, which comprises a mounting seat 1, a collision block body 3, an end cover 4, a lower adjusting pad 6, an upper adjusting pad 7, a cylinder 8 and a flange plate 10, wherein the main body of the mounting seat 1 is a cylindrical structure communicated from top to bottom, the upper end of the mounting seat 1 is provided with a first fixing screw hole 12 and a lifting hole 14, the lower end of the mounting seat is provided with a second fixing screw hole 13, and the mounting seat 1 passes through the first fixing screw hole 12 through a first screw 2 and is fixed above a plane where the workbench moves; the bump block body 3 is arranged in the cylinder body of the mounting seat 1, the end cover 4 is fixed in a spigot surface at the upper end of the mounting seat 1 through a second screw 5, so that the bump block body 3 can be positioned when being lifted, and meanwhile, pollutants such as dust and the like are prevented from entering an oil injection hole of the bump block body 3; the flange plate 10 is fixed below the mounting seat 1 through a fourth screw 11, the cylinder 8 is fixed on the flange plate 10 through a third screw 9, and the lower adjusting pad 6 and the upper adjusting pad 7 are arranged between the cylinder 8 and the mounting surface of the flange plate 10; the positioning device takes an air source as a power source and drives the positioning bump block body 3 to lift through the up-and-down motion of the piston of the cylinder 8; the front end of the piston moving on the cylinder 8 is provided with a raised head, and the inside of the cylinder body is provided with a magnetic switch which can effectively control the lifting position height of the block collision body 3.

The upper end face of the mounting seat 1 is of a quadrilateral flanging structure, and the flanging structure is provided with a lifting hole 14 and a first fixing screw hole 12 for fixing the mounting seat 1 and is respectively used for hoisting after the device is assembled and fixing the whole lifting positioning device; a second fixing screw hole 13 is arranged below the mounting seat 1, and circular spigot mounting surfaces with different sizes are arranged above the inside of the cylinder body of the mounting seat 1 and are respectively used for positioning the block collision body 3 and mounting the end cover 4.

The upper end surface of the block collision body 3 is provided with a semicircular raised head structure, an annular oil groove 15 and an oil filling hole 16 are arranged above the block collision body 3, the annular oil groove 15 is communicated with the oil filling hole 16, and when lubricating oil/lubricating grease is injected into the annular oil groove 15 through the oil filling hole 16, a layer of lubricating film is formed on the inner wall of the cylinder body of the mounting seat 1, so that the block collision body 3 can be lifted up and down freely; the lower end of the piston rod is provided with a T-shaped groove 17, the air cylinder 8 is connected with the piston head through the T-shaped groove 17, a gap is reserved between the piston head of the air cylinder 8 and the upper surface and the lower surface of the T-shaped groove, the size of the gap is 1 mm-3 mm, and the piston head of the air cylinder 8 is prevented from being damaged due to rigid collision. The semicircular collision surface on the upper end surface of the collision block body 3 is contacted with the fixed collision block on the movable workbench, so that the positioning requirement of the workbench can be realized.

The end cover 4 is of a semicircular structure, and the upper part of the end cover is respectively provided with a screw hole for fixing the mounting seat 1 and the collision block body 3.

The lower adjusting pad 6 and the upper adjusting pad 7 are identical in appearance structure, different in thickness and less than or equal to 2mm in thickness range, and installation clearance between the piston head of the air cylinder 8 and the T-shaped groove 17 at the lower end of the block collision body 3 can be achieved through installation and adjustment of the adjusting pads with different thicknesses.

The excircle department of ring flange 10 is equipped with the screw hole of fixing to mount pad 1, and the circle is equipped with the screw hole that is used for fixed cylinder 8 in the bottom of ring flange 10, and its thickness direction is provided with U type open slot and can realizes the convenient installation of cylinder 8.

The lifting type movable workbench positioning device can effectively meet the positioning requirement when the movable workbench is started in two directions, and can effectively avoid the problem of damage of the piston head of the air cylinder caused by rigid collision of the movable workbench by arranging the mounting gap at the T-shaped open slot; the inner wall of the collision block is lubricated for a long time through the oil injection port, so that the problem of lifting failure caused by dry friction between the collision block and the inner wall of the mounting seat can be effectively prevented. The utility model has the advantages of reasonable overall structure, the reliability is high, elegant appearance, and structural style is simple, simple to operate, easy routine maintenance.

The above embodiments of the present invention are merely examples, not the only ones, and all changes within the scope of the present invention or the same range of the present invention are all surrounded by the present invention.

Claims

1. The utility model provides a novel press travelling table over-and-under type positioner which characterized in that: the device comprises a mounting seat (1), a bump block body (3), an end cover (4), a lower adjusting pad (6), an upper adjusting pad (7), an air cylinder (8) and a flange plate (10), wherein the main body of the mounting seat (1) is of a cylinder structure which is communicated up and down, a fixing screw hole I (12) and a hoisting hole (14) are arranged at the upper end of the mounting seat (1), a fixing screw hole II (13) is arranged at the lower end of the mounting seat (1), and the mounting seat (1) penetrates through the fixing screw hole I (12) through a screw I (2) and is fixed above the moving plane of a workbench; the collision block body (3) is arranged in the cylinder body of the mounting seat (1), and the end cover (4) is fixed in the rabbet surface at the upper end of the mounting seat (1) through a second screw (5) so as to realize the positioning when the collision block body (3) rises; the flange plate (10) is fixed below the mounting seat (1) through a fourth screw (11), the cylinder (8) is fixed on the flange plate (10) through a third screw (9), and the lower adjusting pad (6) and the upper adjusting pad (7) are arranged between the cylinder (8) and the mounting surface of the flange plate (10); the positioning device takes an air source as a power source and drives the positioning bump block body (3) to lift through the up-and-down motion of a piston of the air cylinder (8); the front end of the piston moving on the cylinder (8) is provided with a raised head, the interior of the cylinder body is provided with a magnetic switch, and the magnetic switch can effectively control the lifting position height of the block collision body (3).

2. The novel lifting and positioning device for the movable workbench of the press machine as claimed in claim 1, is characterized in that: the upper end face of the mounting seat (1) is of a quadrilateral flanging structure, and the flanging structure is provided with a lifting hole (14) and a first fixing screw hole (12) for fixing the mounting seat (1), and the lifting hole and the first fixing screw hole are respectively used for hoisting after the device is assembled and fixing the whole lifting positioning device; a second fixing screw hole (13) is arranged below the mounting seat (1), and circular spigot mounting surfaces with different sizes are arranged above the inside of the cylinder body of the mounting seat (1) and are respectively used for positioning the block collision body (3) and mounting the end cover (4).

3. The novel lifting and positioning device for the movable workbench of the press machine as claimed in claim 1, is characterized in that: the upper end surface of the block collision body (3) is provided with a semicircular raised head structure, an annular oil groove (15) and an oil filling hole (16) are arranged above the block collision body, the annular oil groove (15) is communicated with the oil filling hole (16), and when lubricating oil/lubricating grease is filled into the annular oil groove through the oil hole, a layer of lubricating film is formed on the inner wall of the cylinder body of the mounting seat (1), so that the block collision body (3) can be lifted up and down freely; the lower end of the piston rod is provided with a T-shaped groove (17), the air cylinder (8) is connected with the piston head through the T-shaped groove (17), and a gap is reserved between the piston head of the air cylinder (8) and the upper surface and the lower surface of the T-shaped groove, and the size of the gap is 1 mm-3 mm.

4. The novel lifting and positioning device for the movable workbench of the press machine as claimed in claim 1, is characterized in that: the end cover (4) is of a semicircular structure, and screw holes for fixing the mounting seat (1) and the bump block body (3) are formed in the upper portion of the end cover.

5. The novel lifting and positioning device for the movable workbench of the press machine as claimed in claim 1, is characterized in that: the lower adjusting pad (6) and the upper adjusting pad (7) are identical in appearance structure, the thickness ranges are less than or equal to 2mm, and installation gaps between the piston head of the air cylinder (8) and the T-shaped groove (17) at the lower end of the block collision body (3) can be achieved through installation and adjustment of the adjusting pads with different thicknesses.

6. The novel elevating and positioning device for the movable workbench of a press machine as claimed in any one of claims 1 to 5, wherein: the excircle department of ring flange (10) is equipped with the screw hole of fixing to mount pad (1), and the circle is equipped with the screw hole that is used for fixed cylinder (8) in the bottom of ring flange (10), and its thickness direction is provided with the convenient installation that can realize cylinder (8) of U type open slot.