Piston rod surface polishing device

Abstract

The utility model provides a piston rod surface polishing device. The piston rod surface polishing device comprises a clamping device supporting frame plate, a first sliding rail, a servo motor, a first clamping device, an annular supporting frame plate, a rotating disc, a second clamping device, a polishing disc supporting frame plate, a second sliding rail, a third sliding rail, a polishing disc engine and a polishing disc. The first clamping device is rotated through the servo motor, the clamped to-be-ground piston rod rotates along with the first clamping device and drives the rotating disc connected with the second clamping device to rotate, and overall stable rotation of the to-be-ground piston rod is achieved. And the polishing disk is rotated through the polishing disk engine, so that the to-be-polished piston rod is polished. And the clamping device supporting frame plate is slowly moved, so that different sections of piston rods to be ground are polished. The piston rod surface polishing device can polish the rod surfaces of piston rods with various diameters and lengths without dead angles, reduces the surface roughness of the piston rods, and improves the precision.

Description

Technical Field

[0001] The utility model relates to the field of piston rod processing, in particular to a piston rod surface polishing device. Background Art

[0002] Piston rods are widely used in hydraulic cylinders, gas cylinders and other structures. After grinding, the piston rods will inevitably have tiny uneven impurities on their surface, so they need to be polished to reduce the surface roughness of the piston rods and improve the precision. The current polishing device will inevitably have blind spots during polishing, which affects the polishing quality of the piston rods. Therefore, a device is needed that can adapt to piston rods of various diameters and lengths and can polish all parts of the rod surface. Utility Model Content

[0003] The purpose of the present application is to provide a piston rod surface polishing device, which is intended to polish the rod surface of piston rods of various diameters and lengths without dead angles, reduce the surface roughness of the piston rod, and improve the precision.

[0004] The present application provides a piston rod surface polishing device, comprising a clamping device support frame plate, a first slide rail, a servo motor, a first clamping device, an annular support frame plate, a turntable, a second clamping device, a polishing disk support frame plate, a second slide rail, a third slide rail, a polishing disk engine and a polishing disk, wherein the clamping device support frame plate is at the front end of the piston rod surface polishing device, the clamping device support frame plate is slidably connected to the first slide rail, the legs below the clamping device support frame plate are slidably connected to the first slide rail, the servo motor is fixed on the clamping device support frame plate, and the first clamping device is connected to the servo motor; the annular support frame plate is at the middle end of the piston rod surface polishing device, the legs below the annular support frame plate are slidably connected to the first slide rail, the turntable is installed on the inner ring slide rail of the annular support frame plate, and the second clamping device is fixedly connected to the turntable; the polishing disk support frame plate is at the rear end of the piston rod surface polishing device, the polishing disk support frame plate is slidably connected to the second slide rail, the polishing disk support frame plate is provided with fixed legs, and the fixed legs are slidably connected to the third slide rail; the polishing disk is connected to the polishing disk engine, and the polishing disk engine and the polishing disk are both installed on the polishing disk support frame plate.

[0005] Furthermore, the first clamping device includes a first lead screw, a first clamping slider and a first support block. The two counter-rotating first lead screws are fixedly connected, respectively passing through and engaging the two first clamping sliders. A slide rail is installed on the first support block, and the two first clamping sliders can move on the slide rail under the control of the two counter-rotating first lead screws.

[0006] Furthermore, the second clamping device includes a second lead screw, a second clamping slider and a second support block. The two counter-rotating second lead screws are fixedly connected, respectively passing through and engaging the two second clamping sliders. A slide rail is installed on the second support block, and the two second clamping sliders can move on the slide rail under the control of the two counter-rotating second lead screws.

[0007] Furthermore, the second supporting block is fixedly connected to the turntable.

[0008] Furthermore, the polishing disc support frame plate is provided with a third lead screw, and two counter-rotating third lead screws are fixedly connected, respectively passing through and engaging the two polishing disc support frame plates, and the two polishing disc support frame plates can move on the second slide rail under the control of the two counter-rotating third lead screws.

[0009] Furthermore, there are two polishing discs, which are respectively mounted on two polishing disc support frames, and the polishing surfaces of the two polishing discs are opposite to each other.

[0010] Furthermore, the first clamping device, the second clamping device and the two polishing discs are installed at the same height.

[0011] The beneficial effects of the utility model are as follows: the utility model can polish the rod surfaces of piston rods of various diameters and lengths without dead angles, reduce the surface roughness of the piston rods, and improve the precision. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0013] Figure 2 Schematic diagram of the first clamping slide structure.

[0014] Figure 3 It is a schematic diagram of the second clamping sliding connection structure.

[0015] In the figure:

[0016] 1-clamping device support frame plate; 2-first slide rail; 3-servo motor; 4-first clamping device; 41-first lead screw; 42-first clamping slider; 43-first support block; 5-annular support frame plate; 6-turntable; 7-second clamping device; 71-second lead screw; 72-second clamping slider; 73-second support block; 8-polishing disk support frame plate; 81-third lead screw; 9-second slide rail; 10-third slide rail; 11-polishing disk engine; 12-polishing disk; 13-fixed support foot. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] like Figure 1-3 The piston rod surface polishing device shown in the figure comprises a clamping device support frame plate 1, a first slide rail 2, a servo motor 3, a first clamping device 4, an annular support frame plate 5, a turntable 6, a second clamping device 7, a polishing disk support frame plate 8, a second slide rail 9, a third slide rail 10, a polishing disk engine 11 and a polishing disk 12. The clamping device support frame plate 1 is at the front end of the piston rod surface polishing device, the clamping device support frame plate 1 is slidably connected to the first slide rail 2, the lower leg of the clamping device support frame plate 1 is slidably connected to the first slide rail, the servo motor 3 is fixed on the clamping device support frame plate 1, and the first clamping device 4 is connected to the servo motor 3; the annular support frame plate 5 is movable At the middle end of the plug rod surface polishing device, the support legs below the annular support frame plate are slidably connected to the first slide rail 2, the turntable 6 is installed on the inner ring slide rail of the annular support frame plate 5, and the second clamping device 7 is fixedly connected to the turntable 6; the polishing disk support frame plate 8 is at the rear end of the piston rod surface polishing device, the polishing disk support frame plate 8 is slidably connected to the second slide rail 9, and the polishing disk support frame plate 8 is installed with fixed legs 13, and the fixed legs 13 are slidably connected to the third slide rail 10 to ensure that the polishing disk support frame plate 8 can stably slide on the second slide rail 9; the polishing disk 12 is connected to the polishing disk engine 11, and the polishing disk engine 11 and the polishing disk 12 are both installed on the polishing disk support frame plate 8.

[0019] The first clamping device 4 includes a first lead screw 41, a first clamping slider 42 and a first support block 43. The two counter-rotating first lead screws 41 are fixedly connected, respectively passing through and engaging with the two first clamping sliders 42. A slide rail is installed on the first support block 43. The two first clamping sliders 42 can move towards or in opposite directions on the slide rail at the same time under the control of the two counter-rotating first lead screws 41.

[0020] The second clamping device 7 includes a second lead screw 71, a second clamping slider 72 and a second support block 73. The two counter-rotating second lead screws 71 are fixedly connected, respectively passing through and engaging with the two second clamping sliders 72. A slide rail is installed on the second support block 73. The two second clamping sliders 72 can move towards or in opposite directions on the slide rail at the same time under the control of the two counter-rotating second lead screws 71.

[0021] The second support block 7 is fixedly connected to the rotating disk 6. The rotating disk 6 and the second support block 7 both have a round hole therein for the piston rod to be ground to pass through.

[0022] Place the piston rod to be ground on the second clamping slider 72, adjust the second screw 71 to clamp the piston rod to be ground, and then move the clamping device support frame plate 1 and the annular support frame plate 5 to a suitable position so that the front end of the piston rod to be ground is completely extended into the first clamping slider 42, and then adjust the first screw 41 to lock the front end of the piston rod to be ground, thereby fixing the piston rod to be ground on the piston rod surface polishing device.

[0023] The polishing disk support frame plate 8 is provided with a third lead screw 81 , and two counter-rotating third lead screws 81 are fixedly connected, respectively passing through and engaging with the two polishing disk support frame plates 8 , and the two polishing disk support frame plates 8 can move on the second slide rail 9 under the control of the two counter-rotating third lead screws 81 .

[0024] There are two polishing discs 12, which are respectively mounted on two polishing disc support frames 8, and the polishing surfaces of the two polishing discs 12 are placed opposite to each other. The polishing disc support frames 8 are moved so that the two polishing discs 12 are attached to the piston rod to be ground.

[0025] The first clamping device 4 is rotated by the servo motor 3, and the clamped piston rod to be ground rotates accordingly and drives the turntable 6 connected to the second clamping device 7 to rotate, so that the piston rod to be ground can be rotated stably as a whole.

[0026] The polishing disc 12 is rotated by the polishing disc motor 11, thereby achieving the polishing operation of the piston rod to be polished.

[0027] During the polishing operation, the clamping device support frame plate 1 can be slowly moved to achieve polishing of different sections of the piston rod to be polished. Then the piston rod to be polished is removed, rotated 180 degrees, and the above process is repeated to polish the different sections, thereby achieving the overall polishing of the piston rod to be polished.

[0028] The first clamping device 4, the second clamping device 7 and the two polishing discs 12 are installed at the same height to ensure that the polishing operation is carried out stably.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A piston rod surface polishing device, characterized in that: It includes a clamping device support frame plate, a first slide rail, a servo motor, a first clamping device, an annular support frame plate, a turntable, a second clamping device, a polishing disk support frame plate, a second slide rail, a third slide rail, a polishing disk engine and a polishing disk. The clamping device support frame plate is at the front end of the piston rod surface polishing device, the clamping device support frame plate is slidably connected to the first slide rail, the legs below the clamping device support frame plate are slidably connected to the first slide rail, the servo motor is fixed on the clamping device support frame plate, and the first clamping device is connected to the servo motor; the annular support frame plate is at the middle end of the piston rod surface polishing device, the legs below the annular support frame plate are slidably connected to the first slide rail, the turntable is installed on the inner ring slide rail of the annular support frame plate, and the second clamping device is fixedly connected to the turntable; the polishing disk support frame plate is at the rear end of the piston rod surface polishing device, the polishing disk support frame plate is slidably connected to the second slide rail, and a fixed support foot is installed on the polishing disk support frame plate, and the fixed support foot is slidably connected to the third slide rail; the polishing disk is connected to the polishing disk engine, and the polishing disk engine and the polishing disk are both installed on the polishing disk support frame plate.

2. The piston rod surface polishing device according to claim 1, characterized in that: The first clamping device includes a first lead screw, a first clamping slider and a first support block. The two counter-rotating first lead screws are fixedly connected, respectively passing through and engaging the two first clamping sliders. A slide rail is installed on the first support block, and the two first clamping sliders can move on the slide rail under the control of the two counter-rotating first lead screws.

3. The piston rod surface polishing device according to claim 1, characterized in that: The second clamping device includes a second lead screw, a second clamping slider and a second support block. The two counter-rotating second lead screws are fixedly connected, respectively passing through and engaging the two second clamping sliders. A slide rail is installed on the second support block, and the two second clamping sliders can move on the slide rail under the control of the two counter-rotating second lead screws.

4. The piston rod surface polishing device according to claim 3, characterized in that: The second supporting block is fixedly connected to the rotating disk.

5. The piston rod surface polishing device according to claim 1, characterized in that: The polishing disc support frame plate is provided with a third lead screw, and two counter-rotating third lead screws are fixedly connected, respectively passing through and engaging the two polishing disc support frame plates, and the two polishing disc support frame plates can move on the second slide rail under the control of the two counter-rotating third lead screws.

6. The piston rod surface polishing device according to claim 1, characterized in that: There are two polishing discs in total, which are respectively mounted on two polishing disc support frames, and the polishing surfaces of the two polishing discs are opposite to each other.

7. The piston rod surface polishing device according to claim 1, characterized in that: The first clamping device, the second clamping device and the two polishing discs are installed at the same height.

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