Polishing device for machining automobile shock absorber cylinder barrel

Abstract

The utility model discloses a polishing device for machining an automobile shock absorber cylinder barrel, which comprises a machine base, and a clamping mechanism, a driving mechanism and a polishing mechanism are arranged on the machine base. The clamping mechanism comprises a left clamping arm assembly and a right clamping arm assembly, the left clamping arm assembly comprises a left clamping block and a first linear reciprocating motion mechanism, and a left guide wheel is rotationally connected to the left clamping block; the right clamping arm assembly comprises a right clamping block and a second linear reciprocating motion mechanism, and a right guide wheel is rotationally connected to the right clamping block; the driving mechanism comprises a left driving wheel and a right driving wheel; the grinding mechanism is arranged at the front end of the clamping mechanism and comprises a grinding arm, a grinding wheel base is slidably connected to the grinding arm, a third linear reciprocating motion mechanism is arranged on the grinding arm, a grinding shaft is rotationally connected to the grinding wheel base, a grinding wheel is arranged at one end of the grinding shaft, and the other end of the grinding shaft is in transmission connection with a first motor. The polishing device has the advantages of being efficient in polishing, safe, environmentally friendly, complete in overall function and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical automation, and more specifically, to a grinding device for processing a cylinder barrel of an automobile shock absorber. Background Art

[0002] High-frequency induction heating is used to heat one end of the precision steel tube, and the hot spinning and closing machine is used to close the end of the steel tube. The precision steel tube with one closed end is made into Figure 4 The automobile shock absorber cylinder shown in the figure. After the cylinder with the end hot-spinning and closing is subjected to the subsequent cooling process, an oxide layer will be formed on the outer surface of the end, which needs to be polished. Based on this, the utility model proposes a polishing device for automobile shock absorber cylinder processing. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and to provide a grinding device for machining a cylinder barrel of an automobile shock absorber, which has the characteristics of high grinding efficiency, safety and environmental protection.

[0004] In order to solve the above technical problems, the purpose of the utility model is achieved as follows: the utility model relates to a grinding device for processing a cylinder of an automobile shock absorber, comprising a machine base, on which a clamping mechanism, a driving mechanism and a grinding mechanism are provided;

[0005] The clamping mechanism comprises a left clamping arm assembly and a right clamping arm assembly, wherein the left clamping arm assembly comprises a left clamping block and a first linear reciprocating motion mechanism for controlling the left clamping block to move horizontally left and right, wherein the left clamping block is rotatably connected to a left guide wheel with a wheel surface close to the outer wall of the cylinder, and the left guide wheel is distributed at the upper and lower parts of the cylinder; the right clamping arm assembly comprises a right clamping block and a second linear reciprocating motion mechanism for controlling the right clamping block to move horizontally left and right, wherein the right clamping block is rotatably connected to a right guide wheel with a wheel surface close to the outer wall of the cylinder, and the right guide wheel is distributed at the upper and lower parts of the cylinder;

[0006] The driving mechanism comprises a left driving wheel and a right driving wheel which are rotatably connected to the machine base and whose wheel surfaces are in close contact with the outer wall of the cylinder barrel. The left driving wheel and the right driving wheel are arranged below the cylinder barrel. The left driving wheel and / or the right driving wheel are drivingly connected to a power assembly for controlling the rotation.

[0007] The grinding mechanism is arranged at the front end of the clamping mechanism, and the grinding mechanism includes a grinding arm rotatably connected to the machine base, and a grinding wheel seat is slidably connected to the grinding arm. The grinding arm is provided with a third linear reciprocating motion mechanism for controlling the grinding wheel seat to move towards or away from the clamping mechanism. A grinding shaft is rotatably connected to the grinding wheel seat, one end of the grinding shaft is provided with a follow-up grinding wheel, and the other end is transmission-connected to a first motor for controlling rotation. The grinding mechanism also includes a fourth linear reciprocating motion mechanism with one end hinged to the grinding arm and the other end hinged to the machine base.

[0008] The utility model is further configured as follows: a positioning mechanism is provided at the rear end of the grinding mechanism;

[0009] The positioning mechanism comprises a positioning column extending along the axial direction of the cylinder barrel, and a fifth linear reciprocating motion mechanism for controlling the positioning column to move towards or away from the clamping mechanism is provided on the machine base.

[0010] The utility model is further configured as follows: the fifth linear reciprocating motion mechanism includes a lead screw rotatably connected to a machine base, a lead screw nut is threadedly connected to the lead screw, a positioning platform slidably connected to the machine base is fixed to the lead screw nut, the positioning column is arranged on the positioning platform, one end of the lead screw is transmission-connected to a second motor for controlling rotation, and the second motor is fixed to the machine base.

[0011] The utility model is further configured as follows: the positioning column is rotatably connected to the positioning platform.

[0012] The utility model is further configured to include a dust collection mechanism;

[0013] The dust suction mechanism comprises a dust suction pipe, one end of which is connected with a dust suction cover covering the grinding wheel, and the other end of which is provided with an air source providing negative pressure in the dust suction pipe.

[0014] The utility model is further configured as follows: the first linear reciprocating motion mechanism and the second linear reciprocating motion mechanism are both push rod cylinders.

[0015] The utility model is further configured as follows: the third linear reciprocating motion mechanism and the fourth linear reciprocating motion mechanism are both push rod cylinders.

[0016] The utility model is further configured as follows: the power assembly includes a pulley mechanism, the pulley mechanism includes a driving pulley and a driven pulley rotatably connected to the machine base, the driven pulley is transmission-connected to the driving pulley by a belt, the driving pulley is transmission-connected to a third motor for controlling rotation, the third motor is arranged on the machine base, and the driven pulley is transmission-connected to the left drive wheel and / or the right drive wheel.

[0017] To sum up, the utility model has the following beneficial effects: the grinding device for automobile shock absorber cylinder processing involved in the utility model first completes the positioning of the cylinder through the clamping mechanism, and then the driving mechanism cooperates with the left and right guide wheels on the clamping mechanism to realize the rotation of the cylinder around its own axis, and finally under the action of the grinding mechanism, the end oxide layer is ground, the grinding is efficient, the operation is safe and environmentally friendly, the overall function is complete, and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the utility model for reflecting the grinding mechanism;

[0020] Figure 3 It is a structural schematic diagram of the utility model for reflecting the dust collection mechanism;

[0021] Figure 4 The present invention is a structural schematic diagram of an existing automobile shock absorber cylinder. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments, but it should be understood that these descriptions are only for further illustrating the features and advantages of the utility model, rather than limiting the patent requirements of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the utility model.

[0023] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0024] Example 1

[0025] See also Figures 1 to 4 As shown, a grinding device for automobile shock absorber cylinder processing according to this embodiment comprises a machine base 1, on which a clamping mechanism, a driving mechanism and a grinding mechanism are provided;

[0026] The clamping mechanism includes a left clamping arm assembly and a right clamping arm assembly, the left clamping arm assembly includes a left clamping block 2 and a first linear reciprocating motion mechanism 3 for controlling the left clamping block to move horizontally left and right, the left clamping block 2 is rotatably connected to a left guide wheel 4 whose wheel surface is close to the outer wall of the cylinder, and the left guide wheel 4 is distributed above and below the cylinder 100; the right clamping arm assembly includes a right clamping block 5 and a second linear reciprocating motion mechanism 6 for controlling the right clamping block to move horizontally left and right, the right clamping block 5 is rotatably connected to a right guide wheel 7 whose wheel surface is close to the outer wall of the cylinder, and the right guide wheel 7 is distributed above and below the cylinder 100;

[0027] The driving mechanism includes a left driving wheel 8 and a right driving wheel 9 which are rotatably connected to the machine base 1 and whose wheel surfaces are close to the outer wall of the cylinder barrel. The left driving wheel 8 and the right driving wheel 9 are arranged below the cylinder barrel 100. The left driving wheel 8 and / or the right driving wheel 9 are transmission-connected with a power assembly (not shown) for controlling the rotation; the power assembly includes a pulley mechanism, and the pulley mechanism includes a driving pulley and a driven pulley which are rotatably connected to the machine base. The driven pulley is transmission-connected with a belt on the driving pulley, and the driving pulley is transmission-connected with a third motor for controlling the rotation, and the third motor is arranged on the machine base. The driven pulley is transmission-connected with the left driving wheel and / or the right driving wheel.

[0028] The grinding mechanism is arranged at the front end of the clamping mechanism, and the grinding mechanism includes a grinding arm 10 rotatably connected to the machine base 1, and a grinding wheel seat 11 is slidably connected to the grinding arm 10. The grinding arm 10 is provided with a third linear reciprocating motion mechanism 12 for controlling the grinding wheel seat to move towards or away from the clamping mechanism. A grinding shaft 13 is rotatably connected to the grinding wheel seat 11, one end of the grinding shaft 13 is provided with a follow-up grinding wheel 14, and the other end is transmission-connected to a first motor 15 for controlling rotation. The grinding mechanism also includes a fourth linear reciprocating motion mechanism 16 with one end hinged to the grinding arm and the other end hinged to the machine base.

[0029] Furthermore, the first linear reciprocating motion mechanism 3 and the second linear reciprocating motion mechanism 6 are both push rod cylinders.

[0030] Furthermore, the third linear reciprocating motion mechanism 12 and the fourth linear reciprocating motion mechanism 16 are both push rod cylinders.

[0031] In this embodiment, the cylinder barrel 100 that has been cooled is first placed on the left driving wheel 8 and the right driving wheel 9 in cooperation with the automatic clamping mechanism in the previous process, with the end of the cylinder barrel 100 to be polished facing the polishing mechanism, and then the clamping mechanism is operated, and the clamping mechanism carries the left clamping block 2 thereon to move in the direction close to the right clamping block 5, and the right clamping block 5 moves in the direction close to the left clamping block 2, until the wheel surfaces of the left guide wheel 4 and the right guide wheel 7 are tightly against the outer wall of the cylinder barrel 100, and finally the driving mechanism and the polishing mechanism are operated simultaneously.

[0032] When the driving mechanism is in operation, the left driving wheel 8 and / or the right driving wheel 9 rotates at high speed, driving the cylinder 100 with the wheel surface tightly attached to rotate around its own axis; wherein, the left guide wheel 4 and the right guide wheel 7 follow.

[0033] When the grinding mechanism is in operation, the first motor 15 controls the grinding wheel 14 to rotate at high speed, and then the third linear reciprocating motion mechanism 12 controls the grinding wheel 14 to move towards the end of the cylinder 100 to be ground, until the grinding wheel 14 contacts the end of the cylinder 100 to be ground, and finally the fourth linear reciprocating motion mechanism 16 controls the grinding arm 10 to rotate, driving the grinding wheel 14 thereon to move along an arc trajectory until the end of the cylinder 100 that has been heat-sealed is ground.

[0034] Example 2

[0035] See also Figures 1 to 4 As shown, the present embodiment involves a grinding device for automobile shock absorber cylinder processing, which is further configured on the basis of Example 1, wherein a positioning mechanism is provided at the rear end of the grinding mechanism; the positioning mechanism comprises a positioning column 17 extending along the axial direction of the cylinder 100, and the machine base 1 is provided with a fifth linear reciprocating motion mechanism for controlling the positioning column to move toward or away from the clamping mechanism.

[0036] Furthermore, the fifth linear reciprocating motion mechanism includes a lead screw 18 rotatably connected to the machine base 1, a lead screw nut (not marked) is threadedly connected to the lead screw 18, a positioning table 20 slidably connected to the machine base 1 is fixed to the lead screw nut, the positioning column 17 is rotatably connected to the positioning table 20, one end of the lead screw 18 is transmission-connected to a second motor 21 for controlling the rotation, and the second motor 21 is fixed to the machine base 1.

[0037] In this embodiment, the positioning mechanism is provided to perform axial positioning of the steel cylinders placed on the left driving wheel 8 and the right driving wheel 9 before they are clamped by the clamping mechanism.

[0038] The principle of axial positioning is as follows: the second motor 21 carries the screw 18 to rotate clockwise, and through the screw nut, the positioning platform 20 carries the positioning column 17 to move towards the cylinder 100 to axially position the steel cylinder; the second motor 21 carries the screw 18 to rotate counterclockwise, and through the screw nut, the positioning platform 20 carries the positioning column 17 to move away from the cylinder 100 to axially position the steel cylinder.

[0039] Example 3

[0040] See also Figures 1 to 4 As shown, the present embodiment involves a grinding device for automobile shock absorber cylinder processing, which is further configured on the basis of embodiments 1 and 2, and also includes a dust suction mechanism; the dust suction mechanism includes a dust suction pipe 22, one end of the dust suction pipe 22 is connected to a dust suction hood 23 covering the grinding wheel 14, and the other end is provided with an air source (not shown) for providing negative pressure in the dust suction pipe 22.

[0041] In this embodiment, the dust suction mechanism is provided to recover the waste chips generated when the grinding wheel 14 grinds the oxide layer at the end of the cylinder barrel.

[0042] The utility model relates to a grinding device for processing a cylinder of an automobile shock absorber. The grinding device firstly completes the positioning of the cylinder through a clamping mechanism, and then the driving mechanism cooperates with the left and right guide wheels on the clamping mechanism to realize the rotation of the cylinder around its own axis. Finally, under the action of the grinding mechanism, the end oxide layer is ground. The grinding is efficient, the operation is safe and environmentally friendly, the overall function is complete, and the practicability is strong.

[0043] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationship are based on the orientation or positional relationship actually shown, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in combination with the embodiments and according to specific circumstances.

[0044] Unless otherwise clearly specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0045] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A grinding device for automobile shock absorber cylinder processing, comprising a machine base, characterized in that: The machine base is provided with a clamping mechanism, a driving mechanism and a grinding mechanism; The clamping mechanism comprises a left clamping arm assembly and a right clamping arm assembly, wherein the left clamping arm assembly comprises a left clamping block and a first linear reciprocating motion mechanism for controlling the left clamping block to move horizontally left and right, wherein the left clamping block is rotatably connected to a left guide wheel with a wheel surface close to the outer wall of the cylinder, and the left guide wheel is distributed at the upper and lower parts of the cylinder; the right clamping arm assembly comprises a right clamping block and a second linear reciprocating motion mechanism for controlling the right clamping block to move horizontally left and right, wherein the right clamping block is rotatably connected to a right guide wheel with a wheel surface close to the outer wall of the cylinder, and the right guide wheel is distributed at the upper and lower parts of the cylinder; The driving mechanism comprises a left driving wheel and a right driving wheel which are rotatably connected to the machine base and whose wheel surfaces are in close contact with the outer wall of the cylinder barrel. The left driving wheel and the right driving wheel are arranged below the cylinder barrel. The left driving wheel and / or the right driving wheel are drivingly connected to a power assembly for controlling the rotation. The grinding mechanism is arranged at the front end of the clamping mechanism, and the grinding mechanism includes a grinding arm rotatably connected to the machine base, and a grinding wheel seat is slidably connected to the grinding arm. The grinding arm is provided with a third linear reciprocating motion mechanism for controlling the grinding wheel seat to move towards or away from the clamping mechanism. A grinding shaft is rotatably connected to the grinding wheel seat, one end of the grinding shaft is provided with a follow-up grinding wheel, and the other end is transmission-connected to a first motor for controlling rotation. The grinding mechanism also includes a fourth linear reciprocating motion mechanism with one end hinged to the grinding arm and the other end hinged to the machine base.

2. The grinding device for automobile shock absorber cylinder processing according to claim 1 is characterized in that: A positioning mechanism is provided at the rear end of the grinding mechanism; The positioning mechanism comprises a positioning column extending along the axial direction of the cylinder barrel, and a fifth linear reciprocating motion mechanism for controlling the positioning column to move towards or away from the clamping mechanism is provided on the machine base.

3. The grinding device for automobile shock absorber cylinder processing according to claim 2 is characterized in that: The fifth linear reciprocating motion mechanism includes a lead screw rotatably connected to a machine base, a lead screw nut is threadedly connected to the lead screw, a positioning platform slidably connected to the machine base is fixed to the lead screw nut, the positioning column is arranged on the positioning platform, one end of the lead screw is transmission-connected to a second motor for controlling rotation, and the second motor is fixed to the machine base.

4. The grinding device for automobile shock absorber cylinder processing according to claim 3 is characterized in that: The positioning column is rotatably connected to the positioning platform.

5. The grinding device for automobile shock absorber cylinder processing according to any one of claims 1 to 4, characterized in that: It also includes a dust collection mechanism; The dust suction mechanism comprises a dust suction pipe, one end of which is connected with a dust suction cover covering the grinding wheel, and the other end of which is provided with an air source for providing negative pressure in the dust suction pipe.

6. The grinding device for automobile shock absorber cylinder processing according to claim 1, characterized in that: The first linear reciprocating motion mechanism and the second linear reciprocating motion mechanism are both push rod cylinders.

7. The grinding device for automobile shock absorber cylinder processing according to claim 1, characterized in that: The third linear reciprocating motion mechanism and the fourth linear reciprocating motion mechanism are both push rod cylinders.

8. The grinding device for automobile shock absorber cylinder processing according to claim 1, characterized in that: The power assembly includes a pulley mechanism, which includes a driving pulley and a driven pulley rotatably connected to the machine base, the driven pulley is transmission-connected to the driving pulley by a belt, the driving pulley is transmission-connected to a third motor for controlling rotation, the third motor is arranged on the machine base, and the driven pulley is transmission-connected to the left drive wheel and / or the right drive wheel.

Images