CN218611233U - Axial synchronous lifting hydraulic control system of vertical four-spinning-wheel spinning machine - Google Patents
Axial synchronous lifting hydraulic control system of vertical four-spinning-wheel spinning machine Download PDFInfo
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Abstract
The utility model discloses a vertical four spinning-wheel spinning-lathe axial synchronous lift hydraulic control system belongs to the spinning-lathe field. The utility model discloses a spinning-lathe axial synchronization lift hydraulic control system, including the stand frame, install four spinning wheel axial slide on the stand frame axially sliding, be equipped with axial lift cylinder between each spinning wheel axial slide and the stand frame respectively, still include solenoid valve and two hydraulic pressure distributors, the solenoid valve passes through hydraulic pressure distributor with four axial lift cylinder and is connected, solenoid valve reaches the oil pipe way length that advances between two hydraulic pressure distributors and returns and equals, hydraulic pressure distributor equals to the oil pipe way length that advances of two corresponding axial lift cylinder, can make four axial lift cylinder's hydraulic control route equal, guarantee four axial lift cylinder's work synchronism and uniformity, improve axial lift cylinder's control accuracy, make the spinning wheel balladeur train's of vertical four spinning-wheel spinning-mills lift the lift equilibrium better, be favorable to improving spinning precision and stability.
Description
Technical Field
The utility model relates to a spinning equipment, more specifically say, relate to a vertical four spinning-wheel spinning-lathe axial synchronization lift hydraulic control system.
Background
The spinning forming is a plastic processing method which applies pressure to a rotating blank by using a spinning tool to generate continuous local plastic deformation to form the required hollow rotating part, is a commonly used process method for manufacturing a thin-wall rotating part and can finish various forming procedures such as deep drawing, flanging, closing and the like. As an important branch of plastic processing, the method has the advantages of high product manufacturing precision, light weight and the like, and plays an important role in the technical field of metal precision processing such as aerospace, military industry and the like.
The equipment adopted by the spinning forming process is called a spinning machine or spinning equipment, and can be divided into a vertical spinning machine and a horizontal spinning machine according to the structural form of a machine body, and the spinning machines can be divided into a single spinning wheel, a double spinning wheel, a three spinning wheel, a four spinning wheel and a ball spinning machine according to the number of the spinning wheels. The main shaft of the vertical four-spinning-wheel spinning machine is vertically arranged, so that the loading, unloading and operation of a die and a workpiece are facilitated, and the four spinning wheels are uniformly distributed around the main shaft and can axially and radially move to process the workpiece arranged on the main shaft. Compared with the common double-spinning-wheel spinning machine and the common three-spinning-wheel spinning machine, the four-spinning-wheel spinning machine has more balanced pressure on the workpiece, and the product manufacturing precision is higher.
In the prior art, a plurality of spinning rollers are arranged on a large sliding frame of a part of spinning machines, the sliding frame is arranged on a stand column, and a hydraulic cylinder can control synchronous axial lifting motion of each spinning roller. Therefore, for a large vertical four-spinning-wheel spinning machine, a plurality of oil cylinders are required to drive a sliding frame of the spinning machine, and the lifting actions of the four spinning wheels need to be kept synchronous in the spinning process, otherwise, the working stability and the balance of the whole spinning machine are influenced. The axial lifting motion of the rotary wheel is generally controlled by a hydraulic oil cylinder, the synchronous control difficulty of a plurality of hydraulic oil cylinders is high, and the contractibility of a hydraulic pipeline and the hydraulic transmission distance influence the synchronous control precision of the hydraulic oil cylinders. For this reason, for the vertical four-spinning-wheel spinning machine, a hydraulic system capable of ensuring synchronous axial lifting of four spinning wheels needs to be designed to ensure balance of lifting movement of the spinning wheel sliding frame.
Disclosure of Invention
1. Technical problem to be solved by the utility model
An object of the utility model is to provide a vertical four spinning-wheel spinning-lathe axial synchronization lift hydraulic control system, aim at solving the poor problem of a plurality of axial lift cylinder action synchronizations of spinning-lathe, adopt the technical scheme of the utility model, the solenoid valve passes through hydraulic distributor with four axial lift cylinders and is connected, solenoid valve equals to the oil pipe length that advances between two hydraulic distributor, hydraulic distributor equals to the oil pipe length that advances of two corresponding axial lift cylinders, can make the hydraulic control route of four axial lift cylinders equal like this to guarantee the work synchronism and the uniformity of four axial lift cylinders, improve axial lift cylinder's control accuracy, make the lift equilibrium of the spinning-wheel balladeur train of vertical four spinning-wheel spinning-lathe better, be favorable to improving spinning precision and stability.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a vertical four spinning wheel spinning-lathe axial synchronization lift hydraulic control system, including the stand frame, install four spinning wheel axial slides on the stand frame axially slidably, each be equipped with axial lift cylinder between spinning wheel axial slide and the stand frame respectively, still include solenoid valve and two hydraulic pressure distributors, solenoid valve and hydraulic pressure distributor are installed respectively at the top of stand frame, the solenoid valve is connected with two hydraulic pressure distributors through first oil inlet and return pipeline respectively, and the length of two sets of first oil inlet and return pipelines of connecting hydraulic pressure distributor equals; and each hydraulic distributor is respectively connected with two corresponding axial lifting oil cylinders through second oil inlet and return pipelines, and the lengths of four groups of second oil inlet and return pipelines connected with the axial lifting oil cylinders are equal.
Furthermore, the upright frame is a rectangular frame structure, the four axial lifting cylinders are respectively arranged at four corners of the upright frame, one hydraulic distributor is arranged between the two axial lifting cylinders, and the other hydraulic distributor is arranged between the other two axial lifting cylinders.
Furthermore, the first oil inlet and return pipeline and the second oil inlet and return pipeline are both hard oil pipes.
Furthermore, the axial lifting oil cylinder adopts an inverted structure, the upper end part of a piston rod of the axial lifting oil cylinder is connected with the top of the upright post frame, and a cylinder body of the axial lifting oil cylinder is connected with the corresponding spinning wheel axial sliding seat; and the inlet and the outlet of the axial lifting oil cylinder are arranged at the upper end of the piston rod.
Furthermore, the electromagnetic valve is a proportional servo valve, and a grating ruler displacement sensor is arranged between the rotating wheel axial sliding seat and the upright post frame along the axial direction.
Furthermore, the upright post frame comprises four upright posts, a main bed body and an upper top cover, wherein one upright post is fixedly mounted at each of four corners of the main bed body, the upper top cover is fixedly mounted at the top of each upright post, and the electromagnetic valve and the hydraulic distributor are respectively and fixedly mounted on the top surface of the upper top cover.
Furthermore, vertical guide rails are arranged on the stand columns, and the rotating wheel axial sliding seats are installed on the corresponding vertical guide rails through sliding blocks.
Furthermore, the part of the upright post for mounting the vertical guide rail is approximately in the shape of a column
The vertical guide rails are respectively arranged on two guide rail mounting surfaces which are perpendicular to each other of the upright column, and the rotary wheel axial sliding seat is in sliding fit with the two vertical guide rails on the corresponding upright column.
Furthermore, a reinforcing plate is further arranged at the joint of the upper top cover and the axial lifting oil cylinder, and the upper end of a piston rod of the axial lifting oil cylinder is fixed on the reinforcing plate of the upper top cover through an oil cylinder locking nut.
Furthermore, the lower end of each upright post is fixedly connected with two adjacent side walls on the main bed body through two right-angle connecting pieces; the lower parts of two adjacent upright columns are connected through a reinforcing cross beam respectively.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:
(1) The utility model discloses a vertical four spinning-wheel spinning-lathe axial synchronization lift hydraulic control system, install four spinning-wheel axial slide on its stand frame axially sliding, each be equipped with axial lift cylinder between spinning-wheel axial slide and the stand frame respectively, four axial lift cylinders pass through hydraulic distributor with the solenoid valve and are connected, solenoid valve to the oil pipe length of advancing and returning between two hydraulic distributors equals, hydraulic distributor to the oil pipe length of advancing and returning of corresponding two axial lift cylinders equals, can make the hydraulic control route of four axial lift cylinders equal like this, thereby guarantee the work synchronism and the uniformity of four axial lift cylinders, improve the control accuracy of axial lift cylinder, make the lift equilibrium of the spinning-wheel balladeur train of vertical four spinning-wheel spinning-lathe better, be favorable to improving spinning machining precision and job stabilization;
(2) The utility model discloses a vertical four spinning-wheel spinning-lathe axial synchronization lift hydraulic control system, its stand frame is the rectangle frame structure, and four axial lift cylinder locate four angles departments of stand frame respectively, and a hydraulic pressure distributor locates the centre of two axial lift cylinder, and another hydraulic pressure distributor locates the centre of two other axial lift cylinder, is favorable to the oil pipe arrangement between hydraulic pressure distributor and the axial lift cylinder, guarantees the oil pipe length uniformity that advances of each hydro-cylinder and returns; in addition, the first oil inlet and return pipeline and the second oil inlet and return pipeline are both hard oil pipes, so that the oil pressure loss caused by the elasticity of the hose can be reduced, and the action consistency of each oil cylinder is further ensured;
(3) The utility model discloses a vertical four spinning-wheel spinning-lathe axial synchronization lift hydraulic control system, its axial lift cylinder adopts the flip-chip structure, and the piston rod upper end of axial lift cylinder is connected with the top of stand frame, and the cylinder body of axial lift cylinder is connected with the corresponding spinning-wheel axial slide, and the exit of axial lift cylinder all locates the upper end of piston rod; by adopting the axial lifting oil cylinder and the installation mode thereof, the axial lifting oil cylinder has a more compact structure, is convenient for connecting an oil inlet pipe and an oil return pipe with the oil cylinder, can reduce the bending of an oil pipe and avoids using a hose for connection;
(4) The utility model discloses a vertical four spinning-wheel spinning-lathe axial synchronization lift hydraulic control system, its solenoid valve is the proportional servo valve, is equipped with grating chi displacement sensor along the axial between spinning-wheel axial slide and the stand frame, utilizes proportional servo valve and grating chi can effectively control axial lift cylinder's speed, displacement and pressure, improves spinning-wheel axial feed control accuracy;
(5) The utility model discloses a vertical four spinning roller spinning-lathe axial synchronous lifting hydraulic control system, its stand frame includes four stands, main lathe bed and upper top cap, and a stand is respectively fixed mounting at four corners of main lathe bed, and upper top cap fixed mounting is in the top of stand, and solenoid valve and hydraulic pressure distributor are fixed mounting respectively on the top surface of upper top cap, and stand frame wholeness is strong, and structural stability is good; the vertical guide rails are arranged on the stand columns, and the rotary wheel axial sliding seats are arranged on the corresponding vertical guide rails through the sliding blocks, so that the lifting control of the axial lifting oil cylinders on the rotary wheel axial sliding seats is more stable, and the lifting stability of the whole rotary wheel sliding frame can be ensured;
(6) The utility model discloses a synchronous lift hydraulic control system of vertical four spinning-wheel spinning-lathe axial, top cap still are equipped with the reinforcing plate with axial lift cylinder junction on it, and axial lift cylinder's piston rod upper end is fixed on the reinforcing plate of last top cap through the hydro-cylinder lock mother, can further improve hookup location's structural strength, improves the operating pressure of spinning-lathe.
Drawings
Fig. 1 is a schematic perspective view of an axial synchronous lifting hydraulic control system of a vertical spinning-roller spinning machine of the present invention;
fig. 2 is a schematic top view of an axial synchronous lifting hydraulic control system of a vertical spinning-roller spinning machine according to the present invention;
FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic view of a local structure of a single upright post in the axial synchronous lifting hydraulic control system of the vertical spinning-roller spinning machine of the present invention;
fig. 5 is the hydraulic principle schematic diagram of the axial synchronous lifting hydraulic control system of the vertical spinning-wheel spinning machine of the utility model.
The reference numerals in the schematic drawings illustrate:
1. a column frame; 1-1, a column; 1-2, main bed body; 1-3, installing a top cover; 1-3a, a reinforcing plate; 1-4, right-angle connecting pieces; 1-5, reinforcing the cross beam; 1-6, vertical guide rails; 2. a spinning wheel axial sliding seat; 3. an axial lift cylinder; 3-1, locking a nut of the oil cylinder; 4. an electromagnetic valve; 5. a hydraulic distributor; 6. a first oil inlet and return pipeline; 7. and a second oil inlet and return pipeline.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
[ examples ]
Referring to fig. 1 and 2, an axial synchronous lifting hydraulic control system of a vertical four-spinning-wheel spinning machine according to the present embodiment includes a column frame 1, four spinning-wheel axial sliding seats 2 are axially slidably mounted on the column frame 1, a spinning-wheel sliding seat is mounted on the four spinning-wheel axial sliding seats 2 (not shown in the figure), the four spinning-wheel axial sliding seats 2 are connected together by a spinning-wheel sliding seat, so that the spinning-wheel sliding seat can axially lift relative to the column frame 1, axial lifting cylinders 3 are respectively disposed between each spinning-wheel axial sliding seat 2 and the column frame 1, and the lifting motion of the spinning-wheel sliding seat is controlled by the four axial lifting cylinders 3. In this embodiment, still include solenoid valve 4 and two hydraulic pressure distributors 5, solenoid valve 4 and hydraulic pressure distributors 5 are installed respectively at the top of stand frame 1, and solenoid valve 4 is connected with two hydraulic pressure distributors 5 through first oil pipe way 6 that advances respectively, and connects two sets of first oil pipe ways 6 that advance of hydraulic pressure distributors 5's length and equal, realizes solenoid valve 4 to the reposition of redundant personnel of two hydraulic pressure distributors 5, guarantees that two hydraulic pressure distributors 5's oil pressure equals. Each hydraulic distributor 5 is connected with the corresponding two axial lifting cylinders 3 through second oil inlet and return pipelines 7 respectively, and the lengths of the four groups of second oil inlet and return pipelines 7 connecting the axial lifting cylinders 3 are equal, so that the hydraulic distributors 5 are separated from the two axial lifting cylinders 3, and the oil pressure of the four axial lifting cylinders 3 is ensured to be equal. By adopting the design of the hydraulic control system, the hydraulic control paths of the four axial lifting oil cylinders 3 can be equal, so that the working synchronism and consistency of the four axial lifting oil cylinders 3 are ensured, the control precision of the axial lifting oil cylinders is improved, the lifting balance of the spinning wheel sliding frame of the vertical four-spinning-wheel spinning machine is better, and the spinning processing precision and the working stability are favorably improved.
As shown in fig. 1 and fig. 2, in this embodiment, the upright frame 1 is a rectangular frame structure, four axial lift cylinders 3 are respectively disposed at four corners of the upright frame 1, one hydraulic distributor 5 is disposed between two axial lift cylinders 3, and the other hydraulic distributor 5 is disposed between the other two axial lift cylinders 3. The solenoid valve 4 is located on the top side of the column frame 1 at substantially equal distances from the two hydraulic distributors 5. Thus, the oil pipe arrangement between the hydraulic distributor 5 and the axial lifting oil cylinder 3 is facilitated, and the length consistency of oil inlet and return pipelines of the oil cylinders is ensured. Furthermore, the first oil inlet and return pipeline 6 and the second oil inlet and return pipeline 7 are preferably made of hard oil pipes such as metal oil pipes, and compared with hoses, the elastic deformation of the hard oil pipes is smaller, so that the oil pressure loss caused by the elasticity of the hoses can be reduced, and the action consistency of the oil cylinders is further ensured.
As shown in fig. 3 and fig. 4, in order to facilitate the arrangement of the first oil inlet and return pipeline 6 and the second oil inlet and return pipeline 7, in this embodiment, the axial lift cylinder 3 adopts an inverted structure, that is, a piston rod of the axial lift cylinder 3 is fixed, and a cylinder body moves up and down, specifically: the upper end part of a piston rod of the axial lifting oil cylinder 3 is connected with the top of the upright post frame 1, and the cylinder body of the axial lifting oil cylinder 3 is connected with the corresponding spinning wheel axial sliding seat 2. The inlet and outlet of the axial lifting oil cylinder 3 are arranged at the upper end of the piston rod, and during specific manufacturing, two oil passages are respectively processed on the piston rod, one oil passage penetrates through the piston rod from top to bottom and is communicated with a rodless cavity of the oil cylinder, and the other oil passage penetrates through the upper part of the piston in the radial direction and is communicated with a rod cavity of the oil cylinder. By adopting the axial lifting oil cylinder 3 and the installation mode thereof, the axial lifting oil cylinder 3 has a more compact structure, is convenient for connecting the oil inlet pipe and the oil return pipe with the oil cylinder, can reduce the bending of the oil pipe, and avoids the use of hose connection.
In order to accurately control the axial feeding of the spinning roller carriage, in this embodiment, the electromagnetic valve 4 is preferably a proportional servo valve, a grating ruler displacement sensor is axially arranged between the spinning roller axial sliding base 2 and the column frame 1, the grating ruler displacement sensor can detect the displacement of the spinning roller axial sliding base 2, and the proportional servo valve can effectively control the speed, the displacement and the pressure of the axial lifting cylinder 3, so as to improve the control accuracy of the axial feeding of the spinning roller.
Returning to fig. 1, in this embodiment, the column frame 1 includes four columns 1-1, a main bed 1-2, and an upper cover 1-3, where one column 1-1 is fixedly installed at each of four corners of the main bed 1-2, and the upper cover 1-3 is fixedly installed at the top of the column 1-1, so as to form a rectangular column frame structure. The main lathe body 1-2 is used for installing a spindle of a spinning machine, the upright columns 1-1 are used for supporting a spinning wheel sliding frame, and the upper top cover 1-3 is used for connecting the four upright columns 1-1 so as to ensure the structural stability of the upright column frame 1. The electromagnetic valve 4 and the hydraulic distributor 5 are respectively fixedly arranged on the upper top cover1-3 on the top surface. The stand column frame is strong in integrity and good in structural stability. Furthermore, vertical guide rails 1-6 are arranged on the upright posts 1-1, and the spinning wheel axial sliding seat 2 is installed on the corresponding vertical guide rails 1-6 through sliding blocks, so that the spinning wheel axial sliding seat 2 can stably slide in the axial direction relative to the upright posts 1-1. In the embodiment, four rotating wheels are respectively positioned at four edges of a rectangular frame, the reaction force born by the rotating wheels in the radial direction can be transmitted to an upright post 1-1 and a vertical guide rail 1-6, the vertical guide rail 1-6 is fixed on the upright post 1-1 by adopting bolts, and in order to prevent a connecting bolt of the vertical guide rail 1-6 from being broken due to shearing force, a part, used for mounting the vertical guide rail 1-6, on the upright post 1-1 is approximately in a shape of a circle
The vertical guide rail is characterized in that the vertical guide rail is 1-6 respectively arranged on two vertical guide rail installation surfaces of the upright post 1-1, and the rotary wheel axial sliding seat 2 is in sliding fit with the two vertical guide rails 1-6 on the corresponding upright post 1-1. Therefore, the force of each rotary wheel acting on the vertical guide rail 1-6 is vertical to the corresponding guide rail mounting surface of the upright post 1-1, and the problem that the mounting bolt of the vertical guide rail 1-6 is easy to break under the shearing force is solved. In addition, the lower end of each upright post 1-1 is fixedly connected with two adjacent side walls on the main lathe bed 1-2 through two right-angle connecting pieces 1-4 respectively; the lower parts of two adjacent upright columns 1-1 are respectively connected through a reinforcing beam 1-5. Therefore, the whole upright post frame 1 and the main lathe bed 1-2 are firmly connected together, and the reinforcing cross beams 1-5 further improve the structural strength and stability of the upright post frame and are beneficial to improving the processing precision of the spinning machine.
As shown in figure 4, a reinforcing plate 1-3a is further arranged at the joint of the upper top cover 1-3 and the axial lifting oil cylinder 3, the reinforcing plate 1-3a can be fixed at the upper end of the upper top cover 1-3 in a welding mode, and the upper end of a piston rod of the axial lifting oil cylinder 3 is fixed on the reinforcing plate 1-3a of the upper top cover 1-3 through an oil cylinder lock nut 3-1. The reinforcing plate 1-3a can further improve the structural strength of the connecting position and improve the working pressure of the spinning machine.
Fig. 5 is a simplified schematic diagram of a hydraulic principle of the axial synchronous lifting hydraulic control system of the vertical four-spinning-wheel spinning machine. Referring to fig. 5, the first oil inlet/return pipeline 6 and the second oil inlet/return pipeline 7 are both composed of an oil inlet pipe and an oil return pipe, that is, the first oil inlet/return pipeline 6 includes a first oil inlet pipe and a first oil return pipe, and the second oil inlet/return pipeline 7 includes a second oil inlet pipe and a second oil return pipe. The electromagnetic valve 4 is used for reversing an oil path and is matched with a grating ruler displacement sensor to control the pressure, the telescopic distance and the speed of the oil cylinder. The hydraulic distributor 5 can adopt a valve block structure, and is mainly used for shunting hydraulic oil to ensure that the oil pressures of two hydraulic branches are consistent. Specifically, the port a of the electromagnetic valve 4 is connected to oil inlets of two hydraulic distributors 5 through a first oil inlet pipe, the port B is connected to oil return ports of two hydraulic distributors 5 through a first oil return pipe, the oil inlets of the hydraulic distributors 5 correspond to two oil inlet branches, the oil return ports of the hydraulic distributors 5 correspond to two oil return branches, the oil inlets of two axial lift cylinders 3 are connected to two oil inlet branches of one hydraulic distributor 5 through a second oil inlet pipe, and the oil return ports of two axial lift cylinders 3 are connected to two oil return branches of one hydraulic distributor 5 through a second oil return pipe. The oil inlet and outlet direction of the axial lifting oil cylinder 3 is switched by reversing the electromagnetic valve 4.
The utility model discloses a synchronous lift hydraulic control system of vertical four spinning-wheel spinning-lathe axial, it, the solenoid valve passes through hydraulic distributor with four axial lift cylinder and is connected, the solenoid valve equals to the oil pipe way length that advances between two hydraulic distributor, hydraulic distributor equals to the oil pipe way length that advances of two corresponding axial lift cylinder, the hydraulic control route that can make four axial lift cylinder like this equals, thereby guarantee four axial lift cylinder's work synchronism and uniformity, improve axial lift cylinder's control accuracy, the lift equilibrium that makes the spinning-wheel balladeur train of vertical four spinning-wheel spinning-lathe is better, be favorable to improving spinning precision and stability. And through the reasonable arrangement of the oil way, the length of the middle connecting oil pipe is shorter, the hydraulic transmission loss is small, and the control precision of each oil cylinder is high.
The present invention and its embodiments have been described above schematically, and the description is not intended to be limiting, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without creatively designing the similar structural modes and embodiments to the technical solutions, they should belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a vertical four spinning-wheel spinning-lathe axial synchronization lift hydraulic control system which characterized in that: the hydraulic lifting device comprises a stand column frame (1), four rotary wheel axial sliding seats (2) are axially and slidably mounted on the stand column frame (1), an axial lifting oil cylinder (3) is arranged between each rotary wheel axial sliding seat (2) and the stand column frame (1), an electromagnetic valve (4) and two hydraulic distributors (5) are further included, the electromagnetic valve (4) and the hydraulic distributors (5) are mounted at the top of the stand column frame (1) respectively, the electromagnetic valve (4) is connected with the two hydraulic distributors (5) through first oil inlet and return pipelines (6) respectively, and the lengths of two groups of first oil inlet and return pipelines (6) connected with the hydraulic distributors (5) are equal; each hydraulic distributor (5) is respectively connected with two corresponding axial lifting cylinders (3) through second oil inlet and return pipelines (7), and the lengths of four groups of second oil inlet and return pipelines (7) connected with the axial lifting cylinders (3) are equal.
2. The vertical four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 1, characterized in that: the upright frame (1) is of a rectangular frame structure, four axial lifting cylinders (3) are respectively arranged at four corners of the upright frame (1), one hydraulic distributor (5) is arranged in the middle of two axial lifting cylinders (3), and the other hydraulic distributor (5) is arranged in the middle of the other two axial lifting cylinders (3).
3. The vertical four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 1, characterized in that: and the first oil inlet and return pipeline (6) and the second oil inlet and return pipeline (7) are both hard oil pipes.
4. The vertical four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 1, characterized in that: the axial lifting oil cylinder (3) adopts an inverted structure, the upper end part of a piston rod of the axial lifting oil cylinder (3) is connected with the top of the upright post frame (1), and a cylinder body of the axial lifting oil cylinder (3) is connected with the corresponding spinning wheel axial sliding seat (2); and the inlet and the outlet of the axial lifting oil cylinder (3) are arranged at the upper end of the piston rod.
5. The vertical four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 1, characterized in that: the electromagnetic valve (4) is a proportional servo valve, and a grating ruler displacement sensor is axially arranged between the rotary wheel axial sliding seat (2) and the upright post frame (1).
6. The vertical four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to any one of claims 1 to 5, characterized in that: the upright post frame (1) comprises four upright posts (1-1), a main bed body (1-2) and upper top covers (1-3), wherein one upright post (1-1) is fixedly arranged at each of four corners of the main bed body (1-2), the upper top covers (1-3) are fixedly arranged at the tops of the upright posts (1-1), and the electromagnetic valve (4) and the hydraulic distributor (5) are respectively and fixedly arranged on the top surfaces of the upper top covers (1-3).
7. The vertical type four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 6, characterized in that: vertical guide rails (1-6) are arranged on the stand columns (1-1), and the rotary wheel axial sliding seat (2) is installed on the corresponding vertical guide rails (1-6) through sliding blocks.
8. The vertical four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 7, characterized in that: the part of the upright post (1-1) for installing the vertical guide rail (1-6) is approximately in the shape of
The cross section is shaped, two vertical guide rails (1-6) are respectively arranged on two guide rail mounting surfaces which are vertical to each other of the upright columns (1-1), and the rotary wheel axial sliding seat (2) slides with the two vertical guide rails (1-6) on the corresponding upright column (1-1)And (4) movable fit.
9. The vertical type four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 6, characterized in that: and a reinforcing plate (1-3 a) is further arranged at the joint of the upper top cover (1-3) and the axial lifting oil cylinder (3), and the upper end of a piston rod of the axial lifting oil cylinder (3) is fixed on the reinforcing plate (1-3 a) of the upper top cover (1-3) through an oil cylinder lock nut (3-1).
10. The vertical type four-spinning-wheel spinning-lathe axial synchronous lifting hydraulic control system according to claim 6, characterized in that: the lower end of each upright post (1-1) is fixedly connected with two adjacent side walls on the main bed body (1-2) through two right-angle connecting pieces (1-4); the lower parts of two adjacent upright columns (1-1) are respectively connected through a reinforcing cross beam (1-5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223157591.2U CN218611233U (en) | 2022-11-28 | 2022-11-28 | Axial synchronous lifting hydraulic control system of vertical four-spinning-wheel spinning machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223157591.2U CN218611233U (en) | 2022-11-28 | 2022-11-28 | Axial synchronous lifting hydraulic control system of vertical four-spinning-wheel spinning machine |
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| CN218611233U true CN218611233U (en) | 2023-03-14 |
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| CN202223157591.2U Active CN218611233U (en) | 2022-11-28 | 2022-11-28 | Axial synchronous lifting hydraulic control system of vertical four-spinning-wheel spinning machine |
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| CN (1) | CN218611233U (en) |
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