CN212145670U - Control device of coreless grinding machine - Google Patents
Control device of coreless grinding machine Download PDFInfo
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- CN212145670U CN212145670U CN201922334409.8U CN201922334409U CN212145670U CN 212145670 U CN212145670 U CN 212145670U CN 201922334409 U CN201922334409 U CN 201922334409U CN 212145670 U CN212145670 U CN 212145670U
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Abstract
The utility model discloses a controlling means of centreless grinding machine, including the centreless grinding machine body, it is provided with: a base; a power box; a threaded rod; a control lever; further comprising: a support structure fixed with the control rod; the shell of the first air cylinder is hinged with the base, the connecting rod is hinged with the support structure, and the first air cylinder can drive the control rod to rotate through the support structure; the shell of the second cylinder is fixed with the base, when the control rod moves downwards and rotates for an angle, the second cylinder can touch the connecting rod of the second cylinder, and the second cylinder can buffer the descending speed of the control rod, so that the movable grinding wheel can be controlled to roughly polish the linear bearing shell; the shell of the control valve is fixed with the base, and the control valve is provided with an air inlet, a first control port and a second control port; the shell of the third cylinder is fixed with the base, and the third cylinder is communicated with the first control port and the second control port of the control valve; the utility model has the advantages of simple structure, low cost, safe operation and high working efficiency.
Description
Technical Field
The utility model relates to a controlling means of centreless grinding machine.
Background
The coreless grinding machine can be used for polishing the outer circle of a circular part, the outer circle of a housing of the linear bearing needs to be polished in the machining process of the linear bearing, in the prior art, one coreless grinding machine is controlled by one person, the operation is completed by manually operating an operating rod of the coreless grinding machine, and the working efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough according to the above, provide a controlling means of centreless grinding machine, can change into the higher equipment of degree of automation with the centreless grinding machine, promote the performance of equipment greatly, the cost is reduced has improved efficiency.
The technical scheme of the utility model is that: the utility model provides a controlling means of centreless grinder, includes centreless grinder body, and it is provided with: a base, on which a positioning grinding wheel is mounted; the power box is used for installing a movable grinding wheel; one end of the threaded rod is fixed with the support through a bearing, the support is fixed with the base, and the other end of the threaded rod controls the movement amount of the movable grinding wheel; the control rod is fixed with the threaded rod, and the rotating angle of the threaded rod can be controlled by rotating the control rod, so that the distance between the movable grinding wheel and the positioning grinding wheel can be controlled; it is characterized by also comprising: a support structure fixed with the control rod; the shell of the first air cylinder is hinged with the base, the connecting rod is hinged with the support structure, and the first air cylinder can drive the control rod to rotate through the support structure; the shell of the second cylinder is fixed with the base, when the control rod moves downwards and rotates for an angle, the second cylinder can touch the connecting rod of the second cylinder, and the second cylinder can buffer the descending speed of the control rod, so that the movable grinding wheel can be controlled to roughly polish the linear bearing shell; the shell of the control valve is fixed with the base, and the control valve is provided with an air inlet, a first control port and a second control port; the shell of the third cylinder is fixed with the base, and the third cylinder is communicated with the first control port and the second control port of the control valve; when the control rod rotates for an angle, the control rod touches the control rod, the reduction speed of the control rod is buffered by the reset pressure spring of the control rod, the connecting rod of the third cylinder stretches to touch the trigger switch, the trigger switch is connected with the controller, and the controller controls the first cylinder and the second cylinder to reset.
It should be noted that the controller can control the solenoid valves of the first cylinder and the second cylinder respectively, and finally control the actions of the first cylinder and the second cylinder, and the controller can automatically complete the actions after being opened by the starting switch.
The third cylinder is in the utility model discloses in be used for the timing action.
Preferably, the scaffold structure comprises: the first end point of the first bracket is fixed with the threaded rod; the first end point of the second bracket is fixed with the control rod and is away from the threaded rod by a certain distance, the second end point of the second bracket is fixed with the second end point of the first bracket, and the first bracket, the second bracket and one section of the control rod form a triangular structure; and the connecting rod of the first cylinder is hinged with the second endpoint of the first bracket and the second endpoint of the second bracket.
Preferably, the control valve includes: the shell of the control valve is provided with a first air outlet, a second air outlet, the air inlet, the first control port and the second control port; the piston rod is provided with an upper piston, a middle piston and a lower piston, the piston rod is fixed with the control rod, and the reset pressure spring is positioned between the lower piston and the bottom of the control valve shell; in a normal state, the reset pressure spring stretches, and airflow can be output from the air inlet through the first control port, the third cylinder, the second control port and the second air outlet; when the control rod is pressed down, airflow is output from the air inlet through the second control port, the third air cylinder, the first control port and the first air outlet.
It should be noted that the utility model discloses used control valve is the mechanical valve, and through the solenoid valve repacking, can improve the security performance without the solenoid valve, also can improve the reliability, practices thrift the electric energy.
The utility model has the advantages of simple structure, low cost, safe operation and high working efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the structure related to the movable grinding wheel of the present invention.
Fig. 3 is a schematic structural diagram of the control valve in a normal state.
Fig. 4 is a schematic structural diagram of the control valve of the present invention when pressurized.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings:
as shown in fig. 2, a control device of a coreless grinding machine includes a coreless grinding machine body, which is provided with: a base 6 on which a positioning grinding wheel 15 is mounted; a power box 1 for mounting a movable grinding wheel 14; one end of the threaded rod 13 is fixed with the bracket through a bearing, the bracket is fixed with the base 6, and the other end of the threaded rod 13 can control the movement amount of the movable grinding wheel 14; a control lever 12 fixed to the threaded rod 13, the control lever 12 being rotatable to control a rotation angle of the threaded rod 13, thereby controlling a distance between the movable grinding wheel 14 and the positioning grinding wheel 15; the support block 16 can support the linear bearing housing 7; as shown in fig. 1, the coreless grinding machine further includes: a bracket structure fixed to the lever 12; the shell of the first air cylinder 21 is hinged with the base 6, the connecting rod is hinged with the support structure, and the first air cylinder 21 can drive the control rod 12 to rotate through the support structure; the shell of the second air cylinder 4 is fixed with the base 6, when the control rod 12 moves downwards and rotates for an angle, the second air cylinder 4 can touch the connecting rod of the second air cylinder 4, and the second air cylinder 4 can buffer the descending speed of the control rod 12, so that the movable grinding wheel 14 can be controlled to roughly grind the linear bearing shell 7; a control valve 5, the shell of which is fixed with the base 6, the control valve 5 is provided with an air inlet 51 and a first control port 52 and a second control port 53; a third cylinder 32 having a housing fixed to the base 6, the third cylinder 32 communicating the first control port 52 and the second control port 53 of the control valve 5;
when the control rod 12 further rotates by an angle, the control rod 50 of the control valve 5 can be touched, the return pressure spring of the control rod can further buffer the descending speed of the control rod 12, so that the movable grinding wheel 14 can be controlled to finish the fine grinding of the linear bearing shell 7, meanwhile, the connecting rod of the third air cylinder 32 starts to stretch, after a period of time, the connecting rod touches the trigger switch 31, the trigger switch 31 is connected with the controller, the controller controls the first air cylinder 21 and the second air cylinder 4 to return, the control rod 12 automatically returns, the control valve 5 returns under the control of the return pressure spring 56 to drive the third air cylinder 32 to return, and the outer grinding of the linear bearing shell 7 is completed.
The controller can select a single chip microcomputer as a control chip to complete the control of each action.
The support structure includes: a first bracket 22, a first end point of which is fixed with the threaded rod 13; a first end point of the second bracket 23 is fixed with the control rod 12 and is away from the threaded rod 13 by a certain distance, a second end point of the second bracket 23 is fixed with a second end point of the first bracket 22, and a triangular structure is formed by the first bracket 22, the second bracket 23 and a section of the control rod 12; and a first cylinder 21 whose link is hinged with a second end point of the first bracket 22 and a second end point of the second bracket 23.
The control valve 5 includes: a casing of the control valve, which is provided with a first air outlet 55, a second air outlet 54, an air inlet 51, a first control port 52 and a second control port 53; the piston rod is provided with an upper piston, a middle piston and a lower piston, the piston rod is fixed with the control rod 50, and the reset pressure spring 56 is positioned between the lower piston and the bottom of the control valve shell; in a normal state, the return pressure spring 56 stretches, and air flow can be output from the air inlet 51 through the first control port 52, the third air cylinder 32, the second control port 53 and the second air outlet 54; when the control lever 50 is depressed, an air flow is output from the intake port 51 through the second control port 53, the third cylinder 32, the first control port 52, and the first outlet port 55.
Claims (3)
1. The utility model provides a controlling means of centreless grinder, includes centreless grinder body, and it is provided with: a base (6) on which a positioning grinding wheel (15) is mounted; a power box (1) for mounting a movable grinding wheel (14); one end of the threaded rod (13) is fixed with the bracket through a bearing, the bracket is fixed with the base (6), and the other end of the threaded rod (13) controls the movement amount of the movable grinding wheel (14); a control lever (12) fixed to the threaded rod (13), the rotation angle of the threaded rod (13) being controllable by rotating the control lever (12), thereby controlling the distance between the movable grinding wheel (14) and the positioning grinding wheel (15); it is characterized by also comprising: a support structure fixed to the lever (12); the shell of the first air cylinder (21) is hinged with the base (6), the connecting rod is hinged with the support structure, and the first air cylinder (21) can drive the control rod (12) to rotate through the support structure; the shell of the second cylinder (4) is fixed with the base (6), when the control rod (12) moves downwards and rotates for an angle, the second cylinder (4) can touch the connecting rod of the second cylinder (4), and the second cylinder (4) can buffer the descending speed of the control rod (12), so that the movable grinding wheel (14) can be controlled to roughly polish the straight-line bearing shell (7); the control valve (5), its body is fixed with base (6), the control valve (5) has an air inlet (51) and first control port (52) and second control port (53); a third cylinder (32) having a housing fixed to the base (6), the third cylinder (32) communicating with the first control port (52) and the second control port (53) of the control valve (5); when the control rod (12) rotates for an angle, the control rod (50) touches the control valve (5), the reduction pressure spring of the control rod buffers the descending speed of the control rod (12), the connecting rod of the third air cylinder (32) stretches to touch the trigger switch (31), the trigger switch (31) is connected with the controller, and the controller controls the first air cylinder (21) and the second air cylinder (4) to reset.
2. The control apparatus for a coreless grinding machine as recited in claim 1, wherein said support structure includes: a first bracket (22) with a first end point fixed with the threaded rod (13); a first end point of the second bracket (23) is fixed with the control rod (12) and is away from the threaded rod (13) by a certain distance, a second end point of the second bracket is fixed with a second end point of the first bracket (22), and the first bracket (22), the second bracket (23) and one section of the control rod (12) form a triangular structure; and the connecting rod of the first cylinder (21) is hinged with the second end point of the first bracket (22) and the second end point of the second bracket (23).
3. The control device of a coreless grinding machine as claimed in claim 1, wherein said control valve (5) includes: the shell of the control valve is provided with a first air outlet (55), a second air outlet (54), the air inlet (51), the first control port (52) and the second control port (53); the piston rod is provided with an upper piston, a middle piston and a lower piston, the piston rod is fixed with the control rod (50), and the reset pressure spring (56) is positioned between the lower piston and the bottom of the control valve shell; in a normal state, the reset pressure spring (56) stretches, and air flow can be output from the air inlet (51) through the first control port (52), the third air cylinder (32), the second control port (53) and the second air outlet (54); when the control lever (50) is depressed, an air flow is output from the air inlet port (51) through the second control port (53), the third cylinder (32), the first control port (52), and the first air outlet port (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922334409.8U CN212145670U (en) | 2019-12-21 | 2019-12-21 | Control device of coreless grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922334409.8U CN212145670U (en) | 2019-12-21 | 2019-12-21 | Control device of coreless grinding machine |
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| Publication Number | Publication Date |
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| CN212145670U true CN212145670U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922334409.8U Active CN212145670U (en) | 2019-12-21 | 2019-12-21 | Control device of coreless grinding machine |
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| CN (1) | CN212145670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948299A (en) * | 2019-12-21 | 2020-04-03 | 丽水市精锐轴承制造有限公司 | Control device of coreless grinding machine |
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2019
- 2019-12-21 CN CN201922334409.8U patent/CN212145670U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948299A (en) * | 2019-12-21 | 2020-04-03 | 丽水市精锐轴承制造有限公司 | Control device of coreless grinding machine |
| CN110948299B (en) * | 2019-12-21 | 2024-05-14 | 浙江酷耐自动化科技有限公司 | Control device of coreless grinding machine |
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