CN216430134U - Pneumatic balance force mechanism - Google Patents
Pneumatic balance force mechanism Download PDFInfo
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- CN216430134U CN216430134U CN202122022859.0U CN202122022859U CN216430134U CN 216430134 U CN216430134 U CN 216430134U CN 202122022859 U CN202122022859 U CN 202122022859U CN 216430134 U CN216430134 U CN 216430134U
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Abstract
The invention discloses a pneumatic balance force mechanism, which relates to the field of mechanical design and comprises a chain wheel fixed at the top of a rack, wherein the movable end of a chain arranged on the chain wheel is downwards connected to a load, and the fixed end of the chain downwards passes through the bottom of the movable chain wheel and then upwards connects to the top of the rack; the bottom end of the movable chain wheel is connected to the top of the cylinder shaft, the piston connected to the bottom end of the cylinder shaft divides the counterweight cylinder into an upper cylinder barrel and a lower cylinder barrel, the side wall of the top of the upper cylinder barrel is provided with an upper air hole, and the side wall of the bottom of the lower cylinder barrel is provided with a lower air hole; the mechanism also comprises an air compressor, wherein an air outlet of the air compressor is connected with an air inlet of the pressure regulating valve through an air pipe, and the pressure regulating valve is provided with a pressure gauge; the gas outlet of the pressure regulating valve is connected with the gas inlet of the quick exhaust valve through a gas pipe, and the gas outlet of the quick exhaust valve is connected with the gas hole at the upper side through a gas pipe. The invention can reduce the space required by the machine counterweight, lighten the self weight of the machine and solve the problems of insufficient installation space of the machine and improper installation of the counterweight block.
Description
Technical Field
The invention relates to the field of mechanical design, in particular to a pneumatic balance force mechanism.
Background
At present, most of the methods for balancing load movement of machines in the market are to add balancing weights, but when the load is too large, the balancing weights are correspondingly increased, so that when the installation space of the machines is limited, the method for increasing the balancing weights cannot be used. The pneumatic balance force mechanism of the invention well solves the problem.
Disclosure of Invention
The invention aims to provide a pneumatic balance mechanism, which solves the problem that when a balance weight space is limited, the balance weight is too large in size and is not suitable for installation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pneumatic balance force mechanism comprises a chain wheel fixed at the top of a rack, wherein a chain is arranged on the chain wheel, a moving end of the chain extends downwards from one end of the chain wheel to be connected to a load, and a fixed end of the chain extends downwards from the other end of the chain wheel to extend upwards after extending downwards from the bottom of the moving chain wheel to be connected to the top of the rack;
the bottom end of the movable chain wheel is connected to the top of a cylinder shaft of a counterweight cylinder, a piston connected to the bottom end of the cylinder shaft divides the counterweight cylinder into an upper cylinder barrel and a lower cylinder barrel, the side wall of the top of the upper cylinder barrel is provided with an upper air hole, and the side wall of the bottom of the lower cylinder barrel is provided with a lower air hole;
the mechanism also comprises an air compressor, wherein an air outlet of the air compressor is connected with an air inlet of the pressure regulating valve through an air pipe, and the pressure regulating valve is provided with a pressure gauge; the gas outlet of the pressure regulating valve is connected with the gas inlet of the quick exhaust valve through a gas pipe, and the gas outlet of the quick exhaust valve is connected with the gas hole at the upper side through a gas pipe.
The exhaust port of the quick exhaust valve is provided with a silencer.
A silencer is arranged at the lower side air hole.
The frame sets up in on stating the frame base, on the counter weight cylinder is fixed in cylinder flange seat, cylinder flange seat was fixed in on the frame base.
The top end of the cylinder shaft is provided with a cylinder joint; two sides of the movable chain wheel are chain wheel supporting plates, a first pin shaft is connected between the upper parts of the two chain wheel supporting plates, and a second pin shaft is connected between the lower parts of the two chain wheel supporting plates; a chain passes through the first pin shaft and the second pin shaft; and the second pin shaft is hinged with an air cylinder joint.
The chain wheel is fixed on the top of the frame through a chain wheel shaft.
The top of the frame is provided with a chain fixing shaft, and the chain fixing shaft is hinged with the fixing end of the chain through a chain connecting shaft.
A counterweight cylinder, a chain wheel and a movable chain wheel form a counterweight group, and the mechanism is provided with two counterweight groups; the two matching sets are connected to the same load; the two matching sets are respectively connected with the same pressure regulating valve through two quick exhaust valves. A left mounting seat and a right mounting seat are arranged on the frame; the chain wheels on the two counterweight groups are respectively arranged on the left mounting seat and the right mounting seat.
Compared with the prior art, the pneumatic balance force mechanism has the advantages that the space required by machine counterweight can be reduced, the self weight of the machine is reduced, and the problems of insufficient installation space and improper installation of the counterweight block are solved.
Drawings
FIG. 1 is a schematic diagram of the mechanism of the present invention;
FIG. 2 is a left side view of the mechanism of the present invention;
FIG. 3 is a front view of the mechanism of the present invention;
FIG. 4 is a right side view of the mechanism of the present invention;
fig. 5 is a top view of the inventive mechanism.
In the figure: 1. frame, 2, load, 3, chain connecting axle, 4, chain, 5, left mount pad, 6, sprocket, 7, first round pin axle, 71, second round pin axle, 8, sprocket backup pad, 9, cylinder joint, 10, counter weight cylinder, 11, cylinder flange seat, 12, sprocket shaft, 13, chain fixed axle, 14, right mount pad, 15, frame base.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 5, the pneumatic balance force mechanism of the present invention includes a sprocket 6 fixed to the top of a frame 1, a chain 4 is disposed on the sprocket 6, a moving end of the chain 4 extends downward from one end of the sprocket 6 to be connected to a load 2, and a fixed end of the chain 4 extends downward from the other end of the sprocket 6 to extend through the bottom of the moving sprocket and then extends upward to be connected to the top of the frame 1;
the bottom end of the movable chain wheel is connected to the top of a cylinder shaft of a counterweight cylinder 10, a piston connected to the bottom end of the cylinder shaft divides the counterweight cylinder 10 into an upper cylinder barrel and a lower cylinder barrel, the side wall of the top of the upper cylinder barrel is provided with an upper air hole, and the side wall of the bottom of the lower cylinder barrel is provided with a lower air hole;
the mechanism also comprises an air compressor, wherein an air outlet A of the air compressor is connected with an air inlet P of the pressure regulating valve through an air pipe, and the pressure regulating valve is provided with a pressure gauge; the air outlet A of the pressure regulating valve is connected to the air inlet P of the quick exhaust valve through an air pipe, and the air outlet A of the quick exhaust valve is connected to the upper side air hole through an air pipe.
And a silencer is arranged at the exhaust port R of the quick exhaust valve.
A silencer is arranged at the lower side air hole.
The frame 1 is arranged on the frame base 15, the counterweight cylinder 10 is fixed on the cylinder flange seat 11, and the cylinder flange seat 11 is fixed on the frame base 15.
The top end of the cylinder shaft is provided with a cylinder joint 9; two sides of the movable chain wheel are both chain wheel supporting plates 8, a first pin shaft 7 is connected between the upper parts of the two chain wheel supporting plates 8, and a second pin shaft 71 is connected between the lower parts of the two chain wheel supporting plates 8; a chain 4 penetrates between the first pin shaft 7 and the second pin shaft 71; the second pin shaft 71 is hinged with a cylinder joint 9.
The chain wheel 6 is fixed on the top of the frame 1 through a chain wheel shaft 12.
The top of the frame 1 is provided with a chain fixing shaft 13, and the chain fixing shaft 13 is hinged with the fixing end of the chain 4 through a chain connecting shaft 3.
A counterweight cylinder 10, a chain 4, a chain wheel 6 and a movable chain wheel form a counterweight group, and the mechanism is provided with two counterweight groups; the two matching sets are connected to the same load 2, and the two matching sets are connected to the same pressure regulating valve through two quick exhaust valves respectively.
A left mounting seat 5 and a right mounting seat 14 are arranged on the frame 1; the chain wheels 6 on the two counterweight groups are respectively arranged on the left mounting seat 5 and the right mounting seat 14.
When the balance type air cylinder is used, the balance cylinder 10 with proper size is selected according to the weight of the load 2, and the balance cylinder 10 is respectively arranged on two sides of the frame 1, so that the balance of the load 2 is kept. If the upper cylinder barrel of the counterweight cylinder 10 is not inflated, the load 2 can pull the cylinder shaft to move upwards, and the lower cylinder barrel naturally inhales air from the outside; in order to ensure that the cylinder shaft is balanced, the upper cylinder barrel can be inflated through the air compressor, the piston is downward acted by the inflated compressed air, and the load 2 can not move any more by properly controlling the pressure of the inflated air (the pressure which needs to be applied by a single balance weight cylinder 10 can be determined by combining the labor-saving action of the movable chain wheel, the number of the balance weight cylinders 10 and the weight of the load 2), and then the load 2 is balanced; when the load 2 needs to be controlled to move upwards, the pressure is increased by finely adjusting the pressure regulating valve, compressed gas enters an upper side air hole of the counterweight cylinder 10, air is exhausted from a lower side air hole, and the cylinder shaft moves downwards; when the load 2 needs to be controlled to move downwards, the air holes on the upper side of the balance weight cylinder 10 exhaust air through the exhaust port R of the quick exhaust valve, the air holes on the lower side intake air, and the cylinder shaft of the balance weight cylinder 10 moves upwards.
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 able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. The pneumatic balance force mechanism is characterized by comprising a chain wheel (6) fixed to the top of a rack (1), wherein a chain (4) is arranged on the chain wheel (6), the moving end of the chain (4) extends downwards from one end of the chain wheel (6) to be connected to a load (2), and the fixed end of the chain (4) extends downwards from the other end of the chain wheel (6) to extend through the bottom of the moving chain wheel and then extends upwards to be connected to the top of the rack (1);
the bottom end of the movable chain wheel is connected to the top of a cylinder shaft of a counterweight cylinder (10), a piston connected to the bottom end of the cylinder shaft divides the counterweight cylinder (10) into an upper cylinder barrel and a lower cylinder barrel, the side wall of the top of the upper cylinder barrel is provided with an upper air hole, and the side wall of the bottom of the lower cylinder barrel is provided with a lower air hole;
the mechanism also comprises an air compressor, wherein an air outlet of the air compressor is connected with an air inlet of the pressure regulating valve through an air pipe, and the pressure regulating valve is provided with a pressure gauge; the air outlet of the pressure regulating valve is connected to the air inlet of the quick exhaust valve through an air pipe, and the air outlet of the quick exhaust valve is connected to the upper side air hole through an air pipe.
2. The pneumatic balance force mechanism of claim 1, wherein a silencer is installed at the exhaust port of the quick exhaust valve.
3. The pneumatic balance force mechanism of claim 1 or 2, wherein a silencer is installed at the lower side air hole.
4. The pneumatic balance force mechanism of claim 1, wherein the frame (1) is arranged on the frame base (15), the balance weight cylinder (10) is fixed on a cylinder flange seat (11), and the cylinder flange seat (11) is fixed on the frame base (15).
5. The pneumatic balance force mechanism of claim 1, wherein a cylinder joint (9) is provided at a top end of the cylinder shaft; two sides of the movable chain wheel are both chain wheel supporting plates (8), a first pin shaft (7) is connected between the upper parts of the two chain wheel supporting plates (8), and a second pin shaft (71) is connected between the lower parts of the two chain wheel supporting plates (8); the chain (4) penetrates between the first pin shaft (7) and the second pin shaft (71); the second pin shaft (71) is hinged with the cylinder joint (9).
6. The pneumatic balance force mechanism of claim 1, wherein the chain wheel (6) is fixed on the top of the frame (1) through a chain wheel shaft (12).
7. The pneumatic balance force mechanism of claim 1, wherein a chain fixing shaft (13) is arranged at the top of the frame (1), and the chain fixing shaft (13) is hinged to the fixed end of the chain (4) through a chain connecting shaft (3).
8. The pneumatic counterbalancing mechanism as claimed in claim 1, wherein one said counterbalance cylinder (10), one said chain (4), one said sprocket (6), one said moving sprocket form a counterweight group, said mechanism being provided with two said counterweight groups; both said sets of weights are connected to the same load (2); the two matching sets are respectively connected to the same pressure regulating valve through the two quick exhaust valves.
9. The pneumatic balance force mechanism of claim 8, wherein the frame (1) is provided with a left mounting seat (5) and a right mounting seat (14); and the chain wheels (6) on the two matching groups are respectively arranged on the left mounting seat (5) and the right mounting seat (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122022859.0U CN216430134U (en) | 2021-08-26 | 2021-08-26 | Pneumatic balance force mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122022859.0U CN216430134U (en) | 2021-08-26 | 2021-08-26 | Pneumatic balance force mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216430134U true CN216430134U (en) | 2022-05-03 |
Family
ID=81322984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122022859.0U Active CN216430134U (en) | 2021-08-26 | 2021-08-26 | Pneumatic balance force mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216430134U (en) |
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2021
- 2021-08-26 CN CN202122022859.0U patent/CN216430134U/en active Active
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