Anti-distortion structure of oil cylinder of bending machine

Abstract

The utility model discloses a bending machine oil cylinder anti-distortion structure which comprises a sliding plate and further comprises a torsion spring. The protection assembly is used for preventing the oil cylinder from twisting; the protection assembly comprises arc plates, an ejector rod and a sliding cylinder, the two arc plates are hinged to the sliding plate, one end of the ejector rod is hinged to the arc plates, the other end of the ejector rod is hinged to the sliding cylinder, and the sliding cylinder is slidably connected with the sliding plate.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal processing, and in particular relates to an anti-twisting structure of a bending machine oil cylinder. Background Art

[0002] The hydraulic cylinder is a linear motion actuator whose output force is proportional to the effective area of ​​the piston and the pressure difference on both sides. Its function is that the hydraulic cylinder is an energy conversion device that converts hydraulic energy into mechanical energy of reciprocating linear motion. When used on a bending machine, the piston rod of the cylinder often collides with the bending machine, causing damage to the piston rod. Long-term use can easily cause the piston rod to twist and deform. A device that can effectively prevent the piston rod from colliding is now proposed. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides an anti-twisting structure of a bending machine oil cylinder to solve the above problems.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a bending machine cylinder anti-twisting structure, including a slide plate, and also including; a protective component for preventing the cylinder from twisting; the protective component includes an arc plate, a push rod and a slide cylinder, the two arc plates are hinged on the slide plate, one end of the push rod is hinged on the arc plate, and the other end of the push rod is hinged on the slide cylinder, and the slide cylinder is slidably connected to the slide plate.

[0005] Beneficial Effects

[0006] The utility model provides an anti-twisting structure of a bending machine oil cylinder, which has the following beneficial effects compared with the prior art:

[0007] When the arc plate starts to work, the relevant technicians start the motor A, so that the motor A drives the gear A meshing with its output gear to start rotating, so that the left-hand screw fixedly connected to the axis of the gear A rotates synchronously, so that the left-hand screw drives the right-hand screw fixedly connected to it to rotate synchronously, so that the slide cylinders threadedly connected on the left-hand screw and the right-hand screw begin to move toward each other along the connection with the slide plate, so that the two slide cylinders drive the top rod hinged on them, so that the top rod begins to push the arc plate hinged with it, so that the arc plate begins to fold upward along the hinged connection with the slide plate as a fulcrum, and the oil cylinder is The shell is in contact, so that the piston rod of the oil cylinder is protected by the fit of two arc plates to prevent the piston rod from being hit and twisted during movement. At the same time, when the arc plate is in contact with the oil cylinder, the motor in the arc plate starts to rotate, so that the motor drives the gear meshing with its output gear to start rotating, and the lead screw fixed at the axis of the gear starts to rotate at a uniform speed, so that the slider threaded on it starts to move linearly along the connection with the arc plate, and the slider starts to drive the scraper fixed on it to move synchronously, so that the two scrapers cooperate with each other to clean and scrape impurities on the piston rod of the oil cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0009] Figure 2 It is an enlarged schematic diagram of the structure of the utility model.

[0010] Figure 3 It is an enlarged schematic diagram of the cross-section of the screw rod structure of the utility model.

[0011] Figure 4 It is an enlarged schematic cross-section diagram of the transmission structure of the utility model.

[0012] Notes on the figure marks: slide plate 101, protection component 2, arc plate 201, push rod 202, slide cylinder 203, left-handed screw 204, right-handed screw 205, cylinder 206, frame 207, connecting rod 208, gasket 209, screw 301, slider 302, scraper 303, gear 304, motor 305, gear A306, motor A307. DETAILED DESCRIPTION

[0013] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0014] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0015] See also Figures 1 to 4 , provided in one embodiment of the utility model, is a bending machine oil cylinder anti-twisting structure, including a slide plate 101, and also including;

[0016] A protective component 2, used to prevent the oil cylinder from twisting;

[0017] The protection component 2 includes an arc plate 201, a push rod 202 and a slide cylinder 203. The two arc plates 201 are hinged on the slide plate 101, one end of the push rod 202 is hinged on the arc plate 201, and the other end of the push rod 202 is hinged on the slide cylinder 203. The slide cylinder 203 is slidably connected to the slide plate 101.

[0018] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific arc plates 201 described in the above embodiments. For example, the inner diameter of the two arc plates 201 after being bonded together is larger than the outer diameter of the cylinder 206. The purpose of this setting is to facilitate wrapping the cylinder 206 in this way, thereby further preventing dust and impurities from adhering to it.

[0019] Specifically, the two slide cylinders 203 are respectively threadedly connected to the left-hand screw rod 204 and the right-hand screw rod 205. One end of the left-hand screw rod 204 is rotatably connected to the slide plate 101, and the other end of the left-hand screw rod 204 is fixedly connected to the right-hand screw rod 205. The right-hand screw rod 205 is rotatably connected to the slide plate 101.

[0020] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific slide 203 described in the above embodiments. For example, a damping rubber strip is provided at the connection between the slide 203 and the skateboard 101. The purpose of this setting is to increase the damping of its sliding in this way and prevent abnormal noise when it slides.

[0021] Specifically, a gear A306 is fixedly connected to the left-handed screw rod 204 , and the gear A306 is meshingly connected with a gear fixedly assembled on the output shaft of the motor A307 , and the motor A307 is fixedly connected to the slide plate 101 .

[0022] For the above example, those skilled in the art should be aware that when implementing the above technical solution, they are not limited to the specific motor A307 described in the above embodiment. For example, the motor A307 should be a motor with multiple adjustable speeds. The purpose of this setting is to facilitate the rapid docking of the two arc plates 201 in this way, thereby protecting the piston rod of the cylinder 206.

[0023] Specifically, the slide plate 101 is slidably connected to the frame 207 , and the top of the frame 207 is fixedly connected with an oil cylinder 206 .

[0024] For the above example, those skilled in the art should be aware that when implementing the above technical solution, they are not limited to the specific oil cylinder 206 described in the above embodiment. For example, the oil cylinder 206 can be detachably fixed to the top of the frame 207 by bolts. The purpose of this arrangement is to facilitate the disassembly and maintenance of the oil cylinder 206 in this way.

[0025] Specifically, a connecting rod 208 is fixedly connected to the piston rod of the oil cylinder 206 , and the connecting rod 208 is fixedly connected to the slide plate 101 through bolts. A plurality of gaskets 209 are sleeved on the connecting rod 208 .

[0026] For the above example, those skilled in the art should be aware that when implementing the above technical solution, they are not limited to the specific gaskets 209 described in the above embodiment. For example, the gaskets 209 are set to 8. The purpose of this setting is to avoid hard contact between the piston rod and the slider, which may cause damage to the piston rod.

[0027] Specifically, a screw rod 301 is rotatably connected to the arc plate 201 , a slider 302 is threadedly connected to the screw rod 301 , the slider 302 is slidably connected to the arc plate 201 , and a scraper 303 is fixedly connected to the slider 302 .

[0028] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific screw rod 301 described in the above embodiments. For example, the screw rod 301 may be a reciprocating screw rod. The purpose of this arrangement is that when the slider 302 threadedly connected thereto moves to one end, the movement direction of the slider 302 can be quickly changed by continuing to control the screw rod 301 to rotate in the same direction.

[0029] Specifically, a gear 304 is fixedly connected to the screw rod 301 , and the gear 304 is meshedly connected with a gear fixedly assembled on the output shaft of the motor 305 , and the motor 305 is fixedly connected to the arc plate 201 .

[0030] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific skateboard 101 described in the above embodiments. For example, a universal wheel is provided at the bottom of the skateboard 101. The purpose of this setting is to facilitate controlling the movement direction of the skateboard 101 in this way.

[0031] In the embodiment of the utility model, when the arc plate 201 starts to work, the relevant technicians start the motor A307, so that the motor A307 drives the gear A306 meshing with its output gear to start rotating, so that the left-hand screw 204 fixedly connected at the axis of the gear A306 rotates synchronously, so that the left-hand screw 204 drives the right-hand screw 205 fixedly connected to it to rotate synchronously, so that the slide cylinder 203 threadedly connected on the left-hand screw 204 and the right-hand screw 205 starts to move toward each other along the connection with the slide plate 101, so that the two slide cylinders 203 drive the top rod 202 hinged thereon, so that the top rod 202 starts to push the arc plate 201 hinged thereto, so that the arc plate 201 starts to move upward along the hinged part with the slide plate 101 as the fulcrum. It is folded and contacts with the shell of the oil cylinder 206, so that the piston rod of the oil cylinder 206 is protected by the two arc plates 201 fitting together to prevent the piston rod from being hit and twisting and deforming during movement. At the same time, when the arc plate 201 fits with the oil cylinder 206, the motor 305 in the arc plate 201 starts to rotate, so that the motor 305 drives the gear 304 meshing with its output gear to start rotating, and the screw rod 301 fixedly connected at the axis of the gear 304 starts to rotate at a uniform speed, so that the slider 302 threaded thereon starts to move linearly along the connection between it and the arc plate 201, and the slider 302 starts to drive the scraper 303 fixed thereon to move synchronously, so that the two scrapers 303 cooperate with each other to clean and scrape impurities on the piston rod of the oil cylinder 206.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bending machine oil cylinder anti-twisting structure, comprising a slide plate (101), characterized in that: Also includes: A protective component (2) for preventing the cylinder from twisting; The protection component (2) comprises an arc plate (201), a push rod (202) and a slide cylinder (203); the two arc plates (201) are hinged on the slide plate (101); one end of the push rod (202) is hinged on the arc plate (201); the other end of the push rod (202) is hinged on the slide cylinder (203); and the slide cylinder (203) is slidably connected to the slide plate (101).

2. The anti-twisting structure of the hydraulic cylinder of a bending machine according to claim 1 is characterized in that: The two slide cylinders (203) are respectively threadedly connected to a left-hand screw rod (204) and a right-hand screw rod (205); one end of the left-hand screw rod (204) is rotationally connected to the slide plate (101); the other end of the left-hand screw rod (204) is fixedly connected to the right-hand screw rod (205); and the right-hand screw rod (205) is rotationally connected to the slide plate (101).

3. The anti-twisting structure of the hydraulic cylinder of a bending machine according to claim 2 is characterized in that: The left-handed screw rod (204) is fixedly connected with a gear A (306), and the gear A (306) is meshedly connected with a gear fixedly assembled on the output shaft of a motor A (307), and the motor A (307) is fixedly connected with the slide plate (101).

4. The anti-twisting structure of the hydraulic cylinder of a bending machine according to claim 1 is characterized in that: The slide plate (101) is slidably connected to a frame (207), and a cylinder (206) is fixedly connected to the top of the frame (207).

5. The anti-twisting structure of the hydraulic cylinder of a bending machine according to claim 4 is characterized in that: A connecting rod (208) is fixedly connected to the piston rod of the oil cylinder (206), and the connecting rod (208) is fixedly connected to the slide plate (101) via bolts. A plurality of gaskets (209) are sleeved on the connecting rod (208).

6. The anti-twisting structure of the hydraulic cylinder of a bending machine according to claim 1 is characterized in that: A screw rod (301) is rotatably connected to the arc plate (201), a slider (302) is threadedly connected to the screw rod (301), the slider (302) is slidably connected to the arc plate (201), and a scraper (303) is fixedly connected to the slider (302).

7. The anti-twisting structure of the hydraulic cylinder of a bending machine according to claim 6 is characterized in that: The screw rod (301) is fixedly connected with a gear (304), the gear (304) is meshingly connected with a gear fixedly assembled on the output shaft of the motor (305), and the motor (305) is fixedly connected with the arc plate (201).

8. The anti-twisting structure of the hydraulic cylinder of a bending machine according to claim 1 is characterized in that: A damping rubber strip is provided at the connection between the slide cylinder (203) and the slide plate (101).

Images