阅读说明：本技术 一种液压机滑块回程压力释放装置 (Hydraulic press slider return pressure release ) 是由 冒海荣 于 2020-06-12 设计创作，主要内容包括：本发明属于压力释放技术领域,尤其是一种液压机滑块回程压力释放装置,针对现有的拆卸结构复杂的问题,现提出如下方案,其包括筒体,所述筒体底部内壁上开设有第一固定孔,第一固定孔内滑动安装有连接管,连接管的顶部延伸至筒体内,连接管的顶部延伸至筒体外,筒体两侧内壁上开设有第一滑动槽,第一滑动槽上固定安装有第一弹簧,第一弹簧的底部固定连接有第一滑动块,第一滑动块上固定安装有挡板,且挡板底部与连接筒延伸至筒体内的顶部相接触,所述挡板底部两侧均开设有第二滑动槽。本发明将连接管由固定杆进行固定,可以在极短的时间内拆卸,大大的降低了时间同时提高了工作效率。(The invention belongs to the technical field of pressure release, in particular to a return pressure release device for a hydraulic press sliding block, and provides a scheme aiming at the problem of complex existing disassembly structure. The connecting pipe is fixed by the fixing rod, and can be detached in a very short time, so that the time is greatly reduced, and the working efficiency is improved.)

1. The utility model provides a hydraulic press slider return pressure release, including barrel (1), a serial communication port, first fixed orifices (2) have been seted up on barrel (1) bottom inner wall, slidable mounting has connecting pipe (3) in first fixed orifices (2), the top of connecting pipe (3) extends to in barrel (1), outside the top of connecting pipe (3) extended to barrel (1), first sliding tray (4) have been seted up on barrel (1) both sides inner wall, fixed mounting has first spring (5) on first sliding tray (4), the first sliding block of bottom fixedly connected with (6) of first spring (5), fixed mounting has baffle (7) on first sliding block (6), and baffle (7) bottom and connecting cylinder (3) extend to the top in barrel (1) and contact.

2. The return pressure release device of the hydraulic press slider as claimed in claim 1, wherein the two sides of the bottom of the baffle (7) are both provided with a second sliding groove (8), one end of a second spring (9) is fixedly installed in the second sliding groove (8), and the other end of the second spring (9) is fixedly installed with a second sliding block (10).

3. The hydraulic press slider return pressure release device according to claim 1, wherein a fixing rod (11) is fixedly installed at the bottom of the second slider (10), the fixing rod (11) is in an L-shaped structure, fixing grooves (12) are formed in the tops of two sides of the connecting pipe (3), and the fixing rod (11) is matched with the fixing grooves (12).

4. The return pressure release device for the hydraulic press sliding block as claimed in claim 1, wherein a fixed frame (13) is fixedly installed at the bottom of each of two sides of the cylinder (1), one side of each of two fixed rods (11) away from each other is fixedly connected with one end of a string (14), and the other end of the string (14) passes through the fixed frame (13) and is fixedly connected with the bottom of the first sliding block (6).

5. The return pressure release device for the hydraulic press sliding block as claimed in claim 1, wherein a short rod (15) is fixedly installed at the top of the baffle (7), and second fixing holes (16) are formed in the bottoms of two sides of the short rod (15).

6. The return pressure release device for the hydraulic press sliding block according to claim 1, wherein a sliding hole (17) is formed in an inner wall of one side of the cylinder body (1), a long rod (18) is slidably installed in the sliding hole (17), one end of the long rod (18) extends into the cylinder body (1), the other end of the long rod (18) extends out of the cylinder body (1), a thin rod (19) is fixedly installed at the top of one side of the long rod (18) extending into the cylinder body (1), a same third spring (20) is fixedly installed between the thin rod (19) and the inner wall of the cylinder body (1), and the long rod (18) is matched with the second fixing hole (16).

Technical Field

The invention relates to the technical field of pressure release, in particular to a return pressure release device for a slide block of a hydraulic machine.

Background

During pressing, oil in the upper cavity of the main cylinder is compressed to generate a large amount of energy, and the cylinder body begins to expand to generate deformation energy. The hydraulic pressure is released when the hydraulic press slide returns, and pressing is carried out at 1/2 of the stroke of the hydraulic cylinder.

The patent with the application number of CN201620868757.7 discloses a pressure release device, which comprises a cylindrical shell, barrel top rigid coupling is equipped with sealed apron, the barrel bottom is equipped with the shrouding, be equipped with the through-hole on the shrouding, the rigid coupling intercommunication is equipped with the connecting pipe who communicates with the high pressure pipeline of bleeding on the through-hole outer wall, the cross-sectional diameter of barrel is greater than the cross-sectional diameter of connecting pipe. In the course of the work, when needs pressure release, at first through junction pipe and high pressure pipeline of releasing, then begin the pressure release, compressed air passes through junction pipe and gets into to the barrel in, because the cross-sectional diameter of barrel is greater than junction pipe's cross-sectional diameter, consequently, compressed air gets into the barrel internal back, has increased the area of contact of compressed air and air in the twinkling of an eye, thereby indirect pressure intensity has been reduced, this is with regard to effectual pressure that has reduced compressed air release in the twinkling of an eye, and then slows down the damage of compressed air to system management and equipment.

However, in the process of using the device, the time for releasing the pressure is difficult to grasp, so that the connecting pipe is often easily damaged, but the connecting pipe is generally complex in structure, long in disassembly time and time-consuming, and low in working efficiency.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a return pressure relief device for a hydraulic press slide block.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a hydraulic press slider return pressure release, includes the barrel, first fixed orifices has been seted up on the inner wall of barrel bottom, and slidable mounting has the connecting pipe in the first fixed orifices, and in the top of connecting pipe extended to the barrel, outside the top of connecting pipe extended to the barrel, first sliding tray had been seted up on the inner wall of barrel both sides, and fixed mounting has first spring on the first sliding tray, the first sliding block of bottom fixedly connected with of first spring, fixed mounting has the baffle on the first sliding block, and the baffle bottom contacts with the top that the connecting barrel extends to in the barrel.

Preferably, a second sliding groove is formed in each of two sides of the bottom of the baffle, one end of a second spring is fixedly mounted in each second sliding groove, and a second sliding block is fixedly mounted at the other end of each second spring.

Preferably, second sliding block bottom fixed mounting has the dead lever, and the dead lever is L type structure, and the fixed slot has all been seted up at connecting pipe both sides top, dead lever and fixed slot looks adaptation.

Preferably, the bottom of the two sides of the cylinder body is fixedly provided with a fixing frame, one side of each fixing rod, which is far away from each other, is fixedly connected with one end of a thin rope, and the other end of the thin rope penetrates through the fixing frame and is fixedly connected with the bottom of the first sliding block.

Preferably, the top of the baffle is fixedly provided with a short rod, and the bottoms of two sides of the short rod are provided with second fixing holes.

Preferably, the sliding hole has been seted up on barrel one side inner wall, and slidable mounting has the stock in the sliding hole, and the one end of stock extends to the barrel in, outside the other end of stock extended to the barrel, one side top fixed mounting that the stock extended to in the barrel had the pin, and fixed mounting has same third spring between pin and the barrel inner wall, and stock and second fixed orifices looks adaptation.

Compared with the prior art, the invention has the beneficial effects that:

according to the return pressure release device for the hydraulic press sliding block, when maintenance is needed, the connecting pipe is pressed firstly, then the connecting rod drives the baffle plate, the baffle plate drives the first sliding block, the first sliding block drives the thin rope, the thin rope drives the fixing rod, meanwhile, the baffle plate drives the short rod, the short rod drives the second fixing hole until the long rod is clamped into the second fixing hole, then the connecting pipe can be taken out, after the maintenance is finished, the connecting pipe is inserted into the first fixing hole, then the long rod is pulled, then the long rod is separated from the second fixing hole, then the first spring drives the first sliding block, the first sliding block drives the thin rope, the thin rope drives the fixing rod, and then the fixing rod is clamped into the fixing groove again, so that the purpose of quick maintenance is achieved.

The connecting pipe is fixed by the fixing rod, and can be detached in a very short time, so that the time is greatly reduced, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic front structural view of a return pressure relief device of a hydraulic press slider according to the present invention;

fig. 2 is a schematic top view of a hydraulic press ram return pressure relief device according to the present invention;

fig. 3 is a schematic structural diagram of a part a of a return pressure relief device of a hydraulic press ram according to the present invention.

In the figure: the device comprises a barrel body 1, a first fixing hole 2, a connecting pipe 3, a first sliding groove 4, a first spring 5, a first sliding block 6, a baffle 7, a second sliding groove 8, a second spring 9, a second sliding block 10, a fixing rod 11, a fixing groove 12, a fixing frame 13, a string 14, a short rod 15, a second fixing hole 16, a sliding hole 17, a long rod 18, a thin rod 19 and a third spring 20.

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.

Example one

Referring to fig. 1-3, a hydraulic press slider return pressure release, including barrel 1, first fixed orifices 2 have been seted up on the inner wall of barrel 1 bottom, slidable mounting has connecting pipe 3 in first fixed orifices 2, the top of connecting pipe 3 extends to in the barrel 1, the top of connecting pipe 3 extends outside the barrel 1, first sliding tray 4 has been seted up on the inner wall of barrel 1 both sides, fixed mounting has first spring 5 on first sliding tray 4, the first sliding block 6 of bottom fixedly connected with of first spring 5, fixed mounting has baffle 7 on the first sliding block 6, and baffle 7 bottom contacts with the top that connecting cylinder 3 extends to in the barrel 1, first fixed orifices 2 is used for fixing, first sliding tray 4 is used for sliding.

According to the invention, the two sides of the bottom of the baffle 7 are both provided with the second sliding grooves 8, one ends of the second springs 9 are fixedly arranged in the second sliding grooves 8, the other ends of the second springs 9 are fixedly provided with the second sliding blocks 10, and the second sliding grooves 8 are used for sliding.

In the invention, the bottom of the second sliding block 10 is fixedly provided with a fixed rod 11, the fixed rod 11 is of an L-shaped structure, the tops of two sides of the connecting pipe 3 are respectively provided with a fixed groove 12, the fixed rod 11 is matched with the fixed grooves 12, and the fixed rod 11 is used for fixing.

In the invention, the bottom parts of two sides of the cylinder body 1 are fixedly provided with the fixed frames 13, one sides of the two fixed rods 11 which are far away from each other are fixedly connected with one ends of the thin ropes 14, the other ends of the thin ropes 14 penetrate through the fixed frames 13 to be fixedly connected with the bottom parts of the first sliding blocks 6, and the thin ropes 14 are used for connection.

In the invention, the top of the baffle 7 is fixedly provided with a short rod 15, and the bottoms of two sides of the short rod 15 are provided with second fixing holes 16.

In the invention, a sliding hole 17 is formed in the inner wall of one side of a barrel body 1, a long rod 18 is slidably mounted in the sliding hole 17, one end of the long rod 18 extends into the barrel body 1, the other end of the long rod 18 extends out of the barrel body 1, a thin rod 19 is fixedly mounted at the top of one side of the long rod 18 extending into the barrel body 1, a same third spring 20 is fixedly mounted between the thin rod 19 and the inner wall of the barrel body 1, the long rod 18 is matched with a second fixing hole 16, and the long rod 18 is used for fixing.

Example two

The utility model provides a hydraulic press slider return pressure release, including barrel 1, chisel on the 1 bottom inner wall of barrel has first fixed orifices 2, slidable mounting has connecting pipe 3 in the first fixed orifices 2, the top of connecting pipe 3 extends to in the barrel 1, the top of connecting pipe 3 extends to outside the barrel 1, chisel has first sliding tray 4 on the 1 both sides inner wall of barrel, fixed welding has first spring 5 on the first sliding tray 4, the first sliding block 6 of bottom fixedly connected with of first spring 5, fixed welding has baffle 7 on the first sliding block 6, and the baffle 7 bottom contacts with the top that connecting cylinder 3 extends to in the barrel 1.

In the invention, second sliding grooves 8 are chiseled on two sides of the bottom of the baffle 7, one end of a second spring 9 is fixedly welded in each second sliding groove 8, and a second sliding block 10 is fixedly welded at the other end of each second spring 9.

In the invention, the bottom of the second sliding block 10 is fixedly welded with a fixed rod 11, the fixed rod 11 is in an L-shaped structure, the tops of two sides of the connecting pipe 3 are both chiseled with fixed grooves 12, and the fixed rod 11 is matched with the fixed grooves 12.

In the invention, fixing frames 13 are fixedly welded at the bottoms of two sides of the cylinder body 1, one sides of the two fixing rods 11, which are far away from each other, are fixedly connected with one ends of thin ropes 14, and the other ends of the thin ropes 14 penetrate through the fixing frames 13 to be fixedly connected with the bottoms of the first sliding blocks 6.

In the invention, the top of the baffle 7 is fixedly welded with a short rod 15, and the bottoms of two sides of the short rod 15 are chiseled with second fixing holes 16.

According to the invention, a sliding hole 17 is chiseled on the inner wall of one side of the cylinder body 1, a long rod 18 is slidably mounted in the sliding hole 17, one end of the long rod 18 extends into the cylinder body 1, the other end of the long rod 18 extends out of the cylinder body 1, a thin rod 19 is fixedly welded at the top of one side of the long rod 18 extending into the cylinder body 1, a same third spring 20 is fixedly welded between the thin rod 19 and the inner wall of the cylinder body 1, and the long rod 18 is matched with the second fixing hole 16.

According to the return pressure release device for the hydraulic press sliding block, when maintenance is needed, the connecting pipe 3 is firstly pressed, then the connecting pipe 3 drives the baffle 7, the baffle 7 drives the first sliding block 6, the first sliding block 6 drives the thin rope 14, the thin rope 14 drives the fixing rod 11, meanwhile, the baffle 7 drives the short rod 15, the short rod 15 drives the second fixing hole 16 until the long rod 18 is clamped into the second fixing hole 16, then the connecting pipe 3 can be taken out, after the maintenance is finished, the connecting pipe 3 is inserted into the first fixing hole 2, then the long rod 18 is pulled, then the long rod 18 is separated from the second fixing hole 16, then the first spring 5 drives the first sliding block 6, the first sliding block 6 drives the thin rope 14, the thin rope 14 drives the fixing rod 11, and then the fixing rod 11 is clamped into the fixing groove 12 again, so that the purpose of rapid maintenance 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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.