CN212370921U

CN212370921U - Slider direction precision adjusting device of hydraulic press

Info

Publication number: CN212370921U
Application number: CN202020988982.0U
Authority: CN
Inventors: 刘利冰
Original assignee: Wuxi Kelai Cnc Machine Tool Co ltd
Current assignee: Wuxi Kelai Cnc Machine Tool Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-01-19
Anticipated expiration: 2030-06-03

Abstract

The utility model belongs to the technical field of precision adjusting equipment, in particular to a slide block guiding precision adjusting device of a hydraulic machine, which comprises a slide block, extrusion rods are arranged on the top inner wall and the bottom inner wall of the slide block in a sliding way, a first extrusion block is welded at one end where the two extrusion rods are close to each other, round barrels are welded at the inner walls of the two sides of the slide block, an extrusion spring is welded at the inner wall of one side of the round barrel, a telescopic column is arranged at one side where the two round barrels are close to each other in a sliding way, a second extrusion block is welded at one side of the telescopic column far away from the extrusion spring, a guide post is arranged between the two first extrusion blocks and the two second extrusion blocks, an extrusion arm is welded at one end where the two extrusion rods are far away from each other, the top inner wall and the bottom inner wall of an adjusting box are rotatably provided with the same bidirectional, the engineering quantity can be reduced, and the maintenance cost can be reduced.

Description

Slider direction precision adjusting device of hydraulic press

Technical Field

The utility model relates to a precision adjustment equipment technical field especially relates to a slider direction precision adjusting device of hydraulic press.

Background

When the four-column hydraulic press works, under the action of a hydraulic system, the sliding block drives the upper die to do reciprocating linear motion up and down along the four guide pillars on the machine body, so that the workpiece is stamped. The guide sleeves are arranged in the guide holes at four corners of the sliding block respectively, slide up and down along the guide columns along with the sliding block, and vibration and impact are frequent during the operation of the hydraulic machine, and mutual friction between the guide sleeves and the guide columns is avoided, so that the guide sleeves and the guide columns are easy to wear and tear as long as time passes, and finally, the gap between the guide sleeves and the guide columns is enlarged, thereby greatly influencing the processing precision of the hydraulic machine.

However, in the prior art, because the gap can not be adjusted by the slide block, the guide sleeve or the guide post is replaced after the gap is generated, so that the purpose of reducing the gap between the guide sleeve and the guide post is achieved, but the method has the disadvantages of complex operation, high labor intensity, large engineering quantity and high maintenance cost, and therefore, the slide block guiding precision adjusting device of the hydraulic machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the slider direction precision adjusting device of a hydraulic press that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a sliding block guiding precision adjusting device of a hydraulic machine comprises a sliding block, extrusion rods are slidably mounted on the inner wall of the top and the inner wall of the bottom of the sliding block, first extrusion blocks are welded at the ends, close to each other, of the two extrusion rods, a barrel is welded on the inner walls of the two sides of the sliding block, an extrusion spring is welded on the inner wall of one side of the barrel, a telescopic column is slidably mounted at the side, close to each other, of the two barrels, a second extrusion block is welded at the side, far away from the extrusion spring, of the telescopic column, a guide pillar is arranged between the two first extrusion blocks and the two second extrusion blocks, extrusion arms are welded at the ends, far away from each other, of the two extrusion rods, an adjusting box is arranged between the two extrusion arms, the same bidirectional threaded rod is rotatably mounted on the inner wall of the top and the inner wall of the bottom of the adjusting box, a, one end of the driving rod extends into the adjusting box and is welded with a second bevel gear, the first bevel gear is meshed with the second bevel gear, the top and the bottom of the bidirectional threaded rod respectively penetrate through the two extrusion arms and are in threaded connection with the extrusion arms, and limiting blocks are arranged at the top and the bottom of the bidirectional threaded rod.

Preferably, the extrusion rod is sleeved with a buffer spring, one end of the buffer spring is welded with the first extrusion block, and the other end of the buffer spring is welded with the inner wall of the sliding block.

Preferably, the top inner wall and the bottom inner wall of sliding block have all been seted up the pole through-hole, are equipped with the sealing washer in the pole through-hole, extrusion stem and sealing washer sliding connection.

Preferably, hua zhi has been seted up to one side of cask, flexible post and hua zhi sliding connection, the welding of one side of extrusion spring has the connecting block, and the top and the bottom of connecting block all are equipped with the ball, two balls respectively with the top inner wall and the bottom inner wall rolling connection of cask.

Preferably, a through hole is formed in the extrusion arm, an internal thread is arranged in the through hole, and the bidirectional threaded rod is matched with the internal thread in the through hole.

Preferably, round holes are formed in the inner wall of the top and the inner wall of the bottom of the adjusting box, bearings are arranged in the round holes, the outer rings of the bearings are welded with the inner walls of the round holes, and the inner rings of the bearings are fixedly sleeved on the bidirectional threaded rods.

Compared with the prior art, the beneficial effects of the utility model are that: when a gap exists between the sliding block and the guide pillar, the driving rod is rotated clockwise, the driving rod drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate, the first bevel gear drives the bidirectional threaded rod to rotate, the bidirectional threaded rod drives the two extrusion arms to move towards the direction which is desired to be close, the two extrusion arms drive the two first extrusion blocks to be close to each other until the inner walls of the two first extrusion blocks are contacted with the guide pillar, and the second extrusion block is extruded by the first extrusion spring on one side, so that the adjustment is not needed.

The utility model discloses simple structure, convenient to use realize slider inner wall clearance adjustable function, can reduce the engineering volume, reduce cost of maintenance.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top sectional view of the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

in the figure: 1. a slider; 2. an extrusion stem; 3. a first extrusion block; 4. a buffer spring; 5. a barrel; 6. a compression spring; 7. a telescopic column; 8. a second extrusion block; 9. a pressing arm; 10. an adjusting box; 11. a bidirectional threaded rod; 12. a first bevel gear; 13. a second bevel gear; 14. a limiting block; 15. and (6) a guide pillar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sliding block guiding precision adjusting device of a hydraulic machine comprises a sliding block 1, extrusion rods 2 are slidably mounted on the top inner wall and the bottom inner wall of the sliding block 1, first extrusion blocks 3 are welded at the ends, close to the two extrusion rods 2, of the two extrusion rods 2, barrels 5 are welded on the inner walls of the two sides of the sliding block 1, extrusion springs 6 are welded on the inner wall of one side of each barrel 5, telescopic columns 7 are slidably mounted at the sides, close to the two barrels 5, of the telescopic columns 7, second extrusion blocks 8 are welded at the sides, far away from the extrusion springs 6, of the telescopic columns 7, guide columns 15 are arranged between the two first extrusion blocks 3 and the two second extrusion blocks 8, extrusion arms 9 are welded at the ends, far away from the two extrusion rods 2, an adjusting box 10 is arranged between the two extrusion arms 9, the same two-way threaded rod 11 is rotatably mounted on the top inner wall and the bottom inner wall of the, a driving rod is rotatably mounted on one side, away from the sliding block 1, of the adjusting box 10, one end of the driving rod extends into the adjusting box 10 and is welded with a second bevel gear 13, the first bevel gear 12 is meshed with the second bevel gear 13, the top and the bottom of the bidirectional threaded rod 11 respectively penetrate through the two extrusion arms 9 and are connected with the extrusion arms 9 through threads, and the top and the bottom of the bidirectional threaded rod 11 are respectively provided with a limiting block 14;

the extrusion rod 2 is sleeved with a buffer spring 4, one end of the buffer spring 4 is welded with the first extrusion block 3, the other end of the buffer spring 4 is welded with the inner wall of the sliding block 1, rod through holes are formed in the top inner wall and the bottom inner wall of the sliding block 1, a sealing ring is arranged in the rod through hole, the extrusion rod 2 is in sliding connection with the sealing ring, Huazhi is formed in one side of the barrel 5, a telescopic column 7 is in sliding connection with the Huazhi, a connecting block is welded on one side of the extrusion spring 6, balls are arranged at the top and the bottom of the connecting block, the two balls are respectively in rolling connection with the top inner wall and the bottom inner wall of the barrel 5, a through hole is formed in the extrusion arm 9, an internal thread is arranged in the through hole, a bidirectional threaded rod 11 is matched with the internal thread in the through hole, the fixed cover of bearing inner circle is established on two-way threaded rod 11, when there is the clearance between slider and guide pillar 15, the clockwise actuating lever that rotates, the actuating lever drives second bevel gear 13 and rotates, second bevel gear 13 is driving first bevel gear 12 and rotates, first bevel gear 12 drives two-way threaded rod 11 and rotates, two-way threaded rod 11 drives two extrusion arms 9 and removes to the direction of thinking to be close to, two extrusion arms 9 drive two first extrusion blocks 3 and are close to mutually, until two inner walls and the 15 contacts of guide pillar of first extrusion block 3 can, second extrusion block 8 is because one side has 6 of extrusion spring to extrude it all the time, so need not to adjust, the utility model discloses simple structure, convenient to use realize slider inner wall clearance adjustable function, can reduce the engineering volume, reduce cost of maintenance.

The working principle is as follows: when there is the clearance between slider and guide pillar 15, the clockwise actuating lever that rotates, the actuating lever drives second bevel gear 13 and rotates, second bevel gear 13 is driving first bevel gear 12 and is rotating, first bevel gear 12 drives two-way threaded rod 11 and rotates, two-way threaded rod 11 drives two extrusion arms 9 and removes to wanting the direction of being close to, two extrusion arms 9 drive two first extrusion pieces 3 and are close to mutually, until the inner wall and the guide pillar 15 contact of two first extrusion pieces 3 can, second extrusion piece 8 is because there is extrusion spring 6 one in one side and extrudees it, so need not to adjust, the utility model discloses simple structure, convenient to use realize slider inner wall clearance adjustable function, can reduce the engineering volume, reduce cost of maintenance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a slider direction precision adjusting device of hydraulic press, includes sliding block (1), its characterized in that: the extrusion device is characterized in that extrusion rods (2) are arranged on the inner wall of the top and the inner wall of the bottom of the sliding block (1) in a sliding mode, first extrusion blocks (3) are arranged at the ends, close to each other, of the two extrusion rods (2) in a fixed mode, drum (5) is arranged on the inner walls of the two sides of the sliding block (1) in a fixed mode, an extrusion spring (6) is arranged on the inner wall of one side of the drum (5) in a fixed mode, a telescopic column (7) is arranged at one side, close to each other, of the two drum (5) in a sliding mode, a second extrusion block (8) is arranged at one side, far away from the extrusion spring (6), of the telescopic column (7), a guide column (15) is arranged between the two first extrusion blocks (3) and the two second extrusion blocks (8), extrusion arms (9) are arranged at the ends, far away from each of the two extrusion rods (2) in a fixed mode, an adjusting box (10), fixed mounting has first bevel gear (12) on two-way threaded rod (11), one side that sliding block (1) was kept away from in regulating box (10) is rotated and is installed the actuating lever, and the one end of actuating lever extends to in regulating box (10) and fixed mounting has second bevel gear (13), first bevel gear (12) and second bevel gear (13) mesh mutually, two extrusion arms (9) are run through respectively to the top and the bottom of two-way threaded rod (11), just with extrusion arm (9) pass through threaded connection, the top and the bottom of two-way threaded rod (11) all are equipped with stopper (14).

2. The slide guiding accuracy adjusting apparatus for a hydraulic machine according to claim 1, wherein: the extrusion device is characterized in that the extrusion rod (2) is sleeved with a buffer spring (4), one end of the buffer spring (4) is fixedly connected with the first extrusion block (3), and the other end of the buffer spring is fixedly connected with the inner wall of the sliding block (1).

3. The slide guiding accuracy adjusting apparatus for a hydraulic machine according to claim 1, wherein: the top inner wall and the bottom inner wall of sliding block (1) have all been seted up the pole through-hole, are equipped with the sealing washer in the pole through-hole, extrusion stem (2) and sealing washer sliding connection.

4. The slide guiding accuracy adjusting apparatus for a hydraulic machine according to claim 1, wherein: hua accuse has been seted up to one side of cask (5), flexible post (7) and Hua accuse sliding connection, one side fixed mounting of extrusion spring (6) has the connecting block, and the top and the bottom of connecting block all are equipped with the ball, two balls respectively with the top inner wall and the bottom inner wall roll connection of cask (5).

5. The slide guiding accuracy adjusting apparatus for a hydraulic machine according to claim 1, wherein: the extrusion arm (9) is provided with a through hole, an internal thread is arranged in the through hole, and the bidirectional threaded rod (11) is matched with the internal thread in the through hole.

6. The slide guiding accuracy adjusting apparatus for a hydraulic machine according to claim 1, wherein: round holes are formed in the inner wall of the top and the inner wall of the bottom of the adjusting box (10), bearings are arranged in the round holes, the outer rings of the bearings are fixedly connected with the inner walls of the round holes, and the inner rings of the bearings are fixedly sleeved on the bidirectional threaded rods (11).