阅读说明：本技术 一种液压机的滑块导向精度调节装置 (Slider direction precision adjusting device of hydraulic press ) 是由 刘利冰 于 2020-06-03 设计创作，主要内容包括：本发明属于精度调节设备技术领域,尤其为一种液压机的滑块导向精度调节装置,包括滑动块,所述滑动块的顶部内壁和底部内壁上均滑动安装有挤压杆,两个挤压杆相靠近的一端均焊接有第一挤压块,所述滑动块的两侧内壁上均焊接有圆桶,所述圆桶的一侧内壁上焊接有挤压弹簧,两个圆桶相靠近的一侧均滑动安装有伸缩柱,所述伸缩柱远离挤压弹簧的一侧焊接有第二挤压块,两个第一挤压块和两个第二挤压块之间设有导柱,两个挤压杆相远离的一端均焊接有挤压臂,所述调节箱的顶部内壁和底部内壁转动安装有同一个双向螺纹杆,本发明结构简单、使用方便,实现滑块内壁间隙可调节功能,可减小工程量,降低维修成本。(The invention 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, wherein extrusion rods are respectively and slidably arranged on the top inner wall and the bottom inner wall of the slide block, a first extrusion block is welded at one end, close to the two extrusion rods, of each extrusion rod, a barrel is welded on the inner walls of the two sides of the slide block, an extrusion spring is welded on the inner wall of one side of each barrel, a telescopic column is respectively and slidably arranged at one side, close to the two barrels, of each telescopic column, a second extrusion block is welded at one side, far away from the extrusion springs, of each telescopic column, a guide column is arranged between the two first extrusion blocks and the two second extrusion blocks, an extrusion arm is welded at one end, far away from the two extrusion rods, the top inner wall and the bottom inner wall of an adjusting box are rotatably provided with the same bidirectional threaded rod, the slide block guiding precision adjusting device has the advantages of simple structure and convenient use, and realizes the function of adjusting the clearance of the inner wall of the slide block, the engineering quantity can be reduced, and the maintenance cost can be reduced.)

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) is arranged between the two extrusion arms (9), and the inner wall of the top and the inner wall of the bottom of the adjusting box (10) are rotatably provided with a same two-way threaded rod (11), 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).

Technical Field

The invention relates to the technical field of precision adjusting equipment, in particular to a sliding block guiding precision adjusting device of a hydraulic machine.

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.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a sliding block guiding precision adjusting device of a hydraulic machine.

In order to achieve the purpose, the invention 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 first bevel gear is welded on the bidirectional threaded rod, and a driving rod is rotatably mounted at the side, far away from the sliding block, of the adjusting box, 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 invention has the beneficial effects 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 adjustable sliding block has the advantages of simple structure and convenience in use, realizes the function of adjusting the clearance of the inner wall of the sliding block, and can reduce the engineering quantity and the maintenance cost.

Drawings

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

FIG. 2 is a schematic top cross-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 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.

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 adjusting box 10, a first bevel gear 12 is welded on the two-way threaded rod 11, 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, round holes are formed in the top inner wall and the bottom inner wall of the adjusting box 10, a bearing is arranged in the round hole, and a bearing outer ring is welded with the inner wall of the round hole, the bearing inner ring is fixedly sleeved on the bidirectional threaded rod 11, when a gap exists between the sliding block and the guide post 15, the driving rod is rotated clockwise, the driving rod drives the second bevel gear 13 to rotate, the second bevel gear 13 drives the first bevel gear 12 to rotate, the first bevel gear 12 drives the bidirectional threaded rod 11 to rotate, the bidirectional threaded rod 11 drives the two extrusion arms 9 to move towards the desired approaching direction, the two extrusion arms 9 drive the two first extrusion blocks 3 to approach each other until the inner walls of the two first extrusion blocks 3 are contacted with the guide post 15, and the second extrusion block 8 is extruded by the extrusion spring 6 on one side, so that adjustment is not needed.

The working principle is as follows: when a gap exists between the sliding block and the guide post 15, the driving rod is rotated clockwise, the driving rod drives the second bevel gear 13 to rotate, the second bevel gear 13 drives the first bevel gear 12 to rotate, the first bevel gear 12 drives the bidirectional threaded rod 11 to rotate, the bidirectional threaded rod 11 drives the two extrusion arms 9 to move towards the approaching direction, the two extrusion arms 9 drive the two first extrusion blocks 3 to approach until the inner walls of the two first extrusion blocks 3 are contacted with the guide post 15, and the second extrusion block 8 is extruded by the extrusion spring 6 at one side, so that adjustment is not needed.

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.