Cylinder polishing machine

Abstract

The utility model relates to a cylinder polishing machine in the technical field of pressure vessel production equipment, which comprises a polishing belt, the polishing belt is arranged on a mechanical arm, the polishing belt is matched with a storage seat, the storage seat comprises a base and a circular carrying disc, the center of the lower surface of the carrying disc is fixedly connected with a rotating shaft, and the lower end of the rotating shaft is rotatably connected with the base through a bearing. The rotating shaft is connected with a driver, and a limiting piece is arranged on the carrying disc. The limiting piece comprises a first horizontal supporting rod, a first sliding groove is formed in the first supporting rod, a first two-way screw is arranged in the first sliding groove, one end of the first two-way screw penetrates through the sliding groove and then is connected with a first forward and reverse rotation motor, first sliding blocks are arranged on the forward thread section and the reverse thread section of the first two-way screw in a threaded fit mode, and clamping blocks are fixedly connected to the two first sliding blocks. The cylinder polishing device is simple and reasonable in structure, cylinders to be polished in different sizes and shapes can be clamped and fixed, the stability of the successfully polished cylinders is ensured, the polishing effect is good, and the efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of pressure vessel production equipment, and specifically relates to a cylinder polishing machine. Background Art

[0002] Pressure vessels are generally composed of a cylindrical body and an arc-shaped head. During the production process, the body and the head need to be polished to remove impurities on the surface. In the prior art, due to the different structures of the body and the head, polishing needs to be performed on different equipment, which is costly and not conducive to production. Therefore, a body polishing machine is needed to solve the above technical problems. Utility Model Content

[0003] In view of the above-mentioned defects existing in the prior art, the utility model provides a cylinder polishing machine, including a polishing belt, which is arranged on a mechanical arm, and the polishing belt is matched with a storage seat, and the storage seat includes a base and a circular loading plate, and a rotating shaft is fixedly connected to the center of the lower surface of the loading plate, and the lower end of the rotating shaft is rotatably connected to the base through a bearing, and the rotating shaft is connected to a drive, and a limiting member is provided on the loading plate; the limiting member limits the workpiece (cylinder) placed on the loading plate, and the mechanical arm makes the polishing belt contact with the surface of the workpiece, and the drive drives the loading plate to rotate, so that the polishing belt polishes the workpiece.

[0004] The control rod is annularly fixed on the support plate and passes through the center of the support plate. The support rod is provided with a sliding groove, and the sliding groove is arranged along the length direction of the support rod. A bidirectional screw is arranged in the sliding groove, and one end of the bidirectional screw passes through the sliding groove and is connected to a forward and reverse motor. The forward threaded section and the reverse threaded section of the bidirectional screw are symmetrical about the center of the circle of the loading plate, and the forward threaded section and the reverse threaded section are threadedly matched with a slider. The two sliders are fixedly connected to a clamping block, and the top of the clamping block is provided with a vertical screw hole, and the inner thread of the screw hole is matched with a threaded rod. The top of the threaded rod is rotatably connected to a pressure block through a bearing, and the threaded rod above the pressure block is fixedly connected with a knob, and an elastic anti-skid layer is fixed on the facing surfaces of the lower parts of the two clamping blocks, and the horizontal distance between the two elastic anti-skid layers is smaller than the horizontal distance between the upper parts of the two clamping blocks. By driving the bidirectional screw rod to rotate forward and reversely with a forward and reverse motor, the two clamping blocks can be moved toward or toward each other, thereby clamping workpieces of different sizes and shapes, such as the cylinder of a pressure vessel and the head of a pressure vessel, which increases the clamping range and facilitates the loading and unloading of workpieces.

[0005] The limiter also includes a second support rod, which is perpendicularly crossed with the first support rod, and the intersection of the first support rod and the second support rod coincides with the center of the circle of the loading plate. The second support rod is provided with a second slide groove, which is arranged along the length direction of the second support rod, and a second bidirectional screw is arranged in the second slide groove. One end of the second bidirectional screw is connected to a forward and reverse motor after passing through the slide groove. The forward thread section and the reverse thread section of the second bidirectional screw are symmetrical about the center of the circle of the loading plate. The forward thread section and the reverse thread section are threadedly matched with a slider two. The two sliders are fixedly connected with a clamping block, and the clamping block connected to the slider two has the same structure as the clamping block connected to the slider one. By providing the second support rod, the four clamping blocks can clamp and fix the workpiece in different directions, further improving the stability of the clamping, which is beneficial to polishing.

[0006] The support rod 1 is located below the support rod 2, and a groove is provided on the loading plate corresponding to the support rod 1, and the support rod 1 is located in the groove. The support rods 1 on both sides of the support rod 2 are provided with vertical support plates, and the height of the support plates is the same as that of the support rod 2. The top of the slider 1 extends out of the slide slot 1 and is fixedly connected to the corresponding clamping block, and the clamping block on the bidirectional screw rod 1 is the same height as that on the bidirectional screw rod 2. This arrangement allows the bidirectional screw rod 1 and the bidirectional screw rod 2 to rotate normally without interfering with each other, and the arrangement of the support plates cooperates with the support rod 2 to further ensure the stability of the workpiece.

[0007] The drive comprises a stepper motor, which is fixed on a base. The output shaft of the stepper motor is connected with a bevel gear 1, the bevel gear 1 is meshed with a bevel gear 2, and the bevel gear 2 is fixed on a rotating shaft.

[0008] The lower surface of the pressing block is also fixed with an elastic anti-skid layer, which can be a rubber layer or a silicone layer, and contacts with the workpiece when pressing down to avoid sliding or wearing the workpiece.

[0009] The utility model also includes other components that enable a barrel polishing machine to be used normally, such as a stepper motor control component, a mechanical arm control component, a forward and reverse motor control component, etc., which are conventional technical means in the field. In addition, the devices or components not limited in the utility model, such as polishing belts, bidirectional threaded rods, elastic anti-slip layers (silicon, rubber layers), mechanical arms, etc., all adopt conventional technical means and conventional equipment in the field.

[0010] The beneficial effects of the utility model are as follows: the structure is simple and reasonable, and the cylinders and heads of different sizes and shapes to be polished can be clamped and fixed, thereby ensuring the stability of the cylinder during the polishing process, having high equipment utilization rate, reducing equipment cost, having good polishing effect and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0012] Figure 1 It is a structural schematic diagram of a barrel polishing machine in an embodiment of the utility model;

[0013] Figure 2 for Figure 1 A top view of

[0014] Figure 3 for Figure 1 State diagram of the middle clamping block clamping the head;

[0015] Figure 4 for Figure 1 The state diagram when the middle clamping block clamps the cylinder.

[0016] In the figure: 1. loading plate; 2. rotating shaft; 3. bevel gear 2; 4. bevel gear 1; 5. stepping motor; 6. base; 7. support rod 1; 8. forward and reverse motor 1; 9. slider 1; 10. clamping block; 11. elastic anti-skid layer; 12. pressure block; 13. knob; 14. threaded rod; 15. support rod 2; 16. forward and reverse motor 2; 17. head; 18. bidirectional screw 1; 19. bidirectional screw 2; 20. cylinder; 21. support plate. DETAILED DESCRIPTION

[0017] The present invention is described in detail below in conjunction with the drawings and specific embodiments in the embodiments of the present invention. The description here is only used to explain the present invention, but not to limit the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work, any modifications, equivalent replacements, improvements, etc., should be included in the protection scope of the present invention.

[0018] Example

[0019] like Figure 1-4 As shown, the utility model provides a cylinder polishing machine, including a polishing belt, which is arranged on a mechanical arm, and the polishing belt is matched with a storage seat, and the storage seat includes a base 6 and a circular loading plate 1, and the center of the lower surface of the loading plate 1 is fixedly connected with a rotating shaft 2, and the lower end of the rotating shaft 2 is rotatably connected to the base 6 through a bearing, and the rotating shaft 2 is connected to a drive, and a limiting member is provided on the loading plate 1; the limiting member limits the workpiece (cylinder 20 or head 17) placed on the loading plate 1, and the mechanical arm makes the polishing belt contact with the surface of the workpiece, and the drive drives the loading plate 1 to rotate, so that the polishing belt polishes the workpiece.

[0020] The limiting member includes a horizontal support rod 7, which is fixed on the loading plate 1 and passes through the center of the loading plate 1. A slide groove 1 is provided on the support rod 7, and the slide groove 1 is arranged along the length direction of the support rod 7. A bidirectional screw 18 is arranged in the slide groove. One end of the bidirectional screw 18 passes through the slide groove and is connected to a forward and reverse motor 8. The forward thread segment and the reverse thread segment of the bidirectional screw 18 are symmetrical about the center of the loading plate 1, and both the forward thread segment and the reverse thread segment are threaded. There is a slider 9, and the two sliders 9 are fixedly connected with a clamping block 10. The top of the clamping block 10 is provided with a vertical screw hole, and the inner thread of the screw hole is matched with a threaded rod 14. The top of the threaded rod 14 is rotatably connected with a pressure block 12 through a bearing, and the threaded rod 14 above the pressure block 12 is fixedly connected with a knob 13. The lower surfaces of the two clamping blocks 10 facing each other are fixed with an elastic anti-skid layer 11, and the horizontal distance between the two elastic anti-skid layers 11 is smaller than the horizontal distance between the upper parts of the two clamping blocks 10. The two-way screw rod 18 is driven by the forward and reverse motor 8 to rotate forward and reverse, so that the two clamping blocks 10 can move toward or be moved toward each other, so as to clamp workpieces of different sizes and shapes, that is, the cylinder 20 of the pressure vessel, and the head 17 of the pressure vessel, which increases the clamping range and facilitates the loading and unloading of workpieces.

[0021] The limiting member also includes a support rod 2 15, the support rod 2 15 is perpendicularly crossed with the support rod 1, the intersection of the support rod 1 7 and the support rod 2 15 coincides with the center of the circle of the loading plate 1, the support rod 2 15 is provided with a slide groove 2, the slide groove 2 is arranged along the length direction of the support rod 2 15, a bidirectional screw rod 2 19 is arranged in the slide groove 2, one end of the bidirectional screw rod 2 19 passes through the slide groove and is connected to a forward and reverse motor 2 16, the forward thread section and the reverse thread section of the bidirectional screw rod 2 19 are symmetrical about the center of the circle of the loading plate 1, the forward thread section and the reverse thread section are threadedly matched with a slider 2, and the two sliders 2 are fixedly connected with a clamping block 10, and the clamping block 10 connected to the slider 2 has the same structure as the clamping block 10 connected to the slider 1 9. By providing the support rod 2 15, the four clamping blocks 10 can clamp and fix the workpiece in different directions, further improving the stability of the clamping, which is conducive to polishing.

[0022] The support rod 1 7 is located below the support rod 2 15, and a groove is provided on the loading plate 1 corresponding to the support rod 1 7, and the support rod 1 7 is located in the groove. The support rods 1 7 on both sides of the support rod 2 15 are provided with vertical support plates 21, and the height of the support plates 21 is the same as that of the support rod 2 15. The top of the slider 1 9 extends out of the slide slot 1 and is fixedly connected to the corresponding clamping block 10. The clamping block 10 on the bidirectional screw rod 1 18 is the same height as the clamping block 10 on the bidirectional screw rod 2 19. This arrangement allows the bidirectional screw rod 1 18 and the bidirectional screw rod 2 19 to rotate normally without interfering with each other. At the same time, the arrangement of the support plates 21 cooperates with the support rod 2 15 to further ensure the stability of the workpiece.

[0023] The drive comprises a stepper motor 5 , which is fixed on a base 6 , and an output shaft of the stepper motor 5 is connected with a bevel gear 1 4 , and the bevel gear 1 4 is meshed with a bevel gear 2 3 , and the bevel gear 2 3 is fixed on the rotating shaft 2 .

[0024] The lower surface of the pressing block 12 is also fixed with an elastic anti-skid layer 11. The elastic anti-skid layer 11 can be a rubber layer or a silicone layer, which contacts the workpiece when pressed down to avoid sliding or wearing the workpiece.

[0025] When in use, when the workpiece to be polished is a head, the opening of the head is facing upward, the forward motor 1 and the forward and reverse motor 2 rotate, so that the four clamping blocks move toward the head until the pressure block on the clamping block cooperates with the top of the head, and the knob is turned to press the pressure block downward to fix the head on the loading plate. The mechanical arm extends into the head to make the polishing belt contact the inner wall of the head. The stepper motor drives the head to rotate with the loading plate, and the polishing belt is movable in the head to perform efficient polishing operations on the inner wall of the head.

[0026] When the workpiece to be polished is a cylinder, the cylinder is placed on the loading plate, the bottom of the cylinder is in contact with the support rod 2 and the support plate to maintain balance, the forward motor 1 and the forward and reverse motor 2 rotate to move the four clamping blocks toward the cylinder until the elastic anti-skid layer at the bottom of the clamping block contacts the outer wall of the cylinder to clamp and fix the cylinder, the robotic arm extends into the cylinder to make the polishing belt contact the inner wall of the cylinder, the stepper motor drives the cylinder to rotate with the loading plate, the polishing belt is movable in the cylinder, and the inner wall of the cylinder is efficiently polished. At the same time, the outer wall of the cylinder above the clamping block can also be polished. After polishing, turn the cylinder over and repeat the above operation to polish the unpolished outer or inner wall of the cylinder.

[0027] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A barrel polishing machine, comprising a polishing belt, the polishing belt being arranged on a mechanical arm, the polishing belt being equipped with a storage seat, characterized in that: The storage seat includes a base and a circular loading plate, a rotating shaft is fixedly connected to the center of the lower surface of the loading plate, the lower end of the rotating shaft is rotatably connected to the base through a bearing, the rotating shaft is connected to a drive, and a limiting member is provided on the loading plate; The control rod is annularly fixed on the support plate and passes through the center of the support plate. The support rod is provided with a sliding groove, and the sliding groove is arranged along the length direction of the support rod. A bidirectional screw is arranged in the sliding groove, and one end of the bidirectional screw passes through the sliding groove and is connected to a forward and reverse motor. The forward threaded section and the reverse threaded section of the bidirectional screw are symmetrical about the center of the circle of the loading plate, and the forward threaded section and the reverse threaded section are threadedly matched with a slider. The two sliders are fixedly connected to a clamping block, and the top of the clamping block is provided with a vertical screw hole, and the inner thread of the screw hole is matched with a threaded rod. The top of the threaded rod is rotatably connected to a pressure block through a bearing, and the threaded rod above the pressure block is fixedly connected with a knob, and an elastic anti-skid layer is fixed on the facing surfaces of the lower parts of the two clamping blocks, and the horizontal distance between the two elastic anti-skid layers is smaller than the horizontal distance between the upper parts of the two clamping blocks.

2. A barrel polishing machine according to claim 1, characterized in that: The limiting member also includes support rod two, which crosses support rod one vertically, and the intersection of support rod one and support rod two coincides with the center of the circle of the loading plate. Support rod two is provided with slide grooves, and slide grooves two are arranged along the length direction of support rod two. Two bidirectional screws are arranged in slide grooves two, and one end of the two bidirectional screws two is connected to forward and reverse motors two after passing through the slide groove. The forward thread section and reverse thread section of the two bidirectional screws are symmetrical about the center of the circle of the loading plate, and the forward thread section and the reverse thread section are both threadedly matched with sliders two, and clamping blocks are fixedly connected to the two sliders two.

3. A barrel polishing machine according to claim 2, characterized in that: The support rod one is located below the support rod two, and a groove is provided on the loading plate corresponding to the support rod one, and the support rod one is located in the groove. Vertical support plates are provided on the support rod one on both sides of the support rod two, and the height of the support plate is the same as the height of the support rod two. The top of the slider one extends out of the slide groove one and is fixedly connected to the corresponding clamping block, and the clamping block on the bidirectional screw rod one has the same height as the clamping block on the bidirectional screw rod two.

4. A barrel polishing machine according to claim 1, characterized in that: The drive comprises a stepper motor, which is fixed on a base. The output shaft of the stepper motor is connected with a bevel gear 1, the bevel gear 1 is meshed with a bevel gear 2, and the bevel gear 2 is fixed on a rotating shaft.

5. A barrel polishing machine according to claim 1, characterized in that: An elastic anti-slip layer is also fixed on the lower surface of the pressing block.

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