CN220389373U

CN220389373U - Cylinder cover positioning tool

Info

Publication number: CN220389373U
Application number: CN202321851163.1U
Authority: CN
Inventors: 杨修源; 李先益
Original assignee: Hangzhou Xunma Machinery Co ltd
Current assignee: Hangzhou Xunma Machinery Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-01-26
Anticipated expiration: 2033-07-14

Abstract

The utility model relates to the technical field of cylinder cover machining and discloses a cylinder cover positioning tool which comprises a workbench, wherein a rotating block is movably sleeved in the middle of the top of the workbench, the top of the rotating block is fixedly connected with a positioning table, the inner side of the positioning table is provided with a control cavity, the right side of the positioning table is fixedly connected with a positioning motor, an output shaft of the positioning motor is fixedly connected with a threaded rod, the inner sides of two clamping plates are fixedly connected with cylindrical pipes, the inner sides of the cylindrical pipes are movably sleeved with cylindrical rods, the other ends of the cylindrical rods are fixedly connected with positioning plates, buffer springs are movably sleeved on the outer sides of the cylindrical pipes, pressure sensors are fixedly connected in the middle of the inner sides of the two clamping plates, the positioning motor is started to drive the threaded rod to rotate, the clamping plates move inwards, the buffer springs are compressed, the positioning plates squeeze the pressure sensors, and the clamping pressures are convenient to adjust due to the design of the buffer springs and the pressure sensors, so that excessive clamping or insufficient clamping degree is avoided.

Description

Cylinder cover positioning tool

Technical Field

The utility model relates to the technical field of cylinder cover machining, in particular to a cylinder cover positioning tool.

Background

The cylinder head is the cover of the engine and the mechanism (including water jacket, valve and cooling plate) for closing the cylinder, and is the mounting base of the valve mechanism and also the sealing cover of the cylinder. In order to ensure a good sealing of the cylinder, the cylinder head is neither damaged nor deformed. For this purpose, the cylinder head should have sufficient strength and rigidity.

When carrying out plane processing to the cylinder head, mostly keep the cylinder head on the workstation, the cylinder head slides easily this moment, has brought inconvenience for processing, and traditional centre gripping location frock is when carrying out the centre gripping to the cylinder head, and the flexibility is general, and the restriction that receives is great, is difficult to control the pressure of cylinder head during the centre gripping.

Secondly, when the direction of the cylinder cover needs to be rotated, the positioning tool is often required to be loosened, then the cylinder cover is manually rotated, the steps are not complicated, the processing efficiency is reduced, and the rotating angle is difficult to adjust.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a cylinder head positioning tool to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a cylinder head location frock, includes the workstation, four angle fixedly connected with supporting legs in workstation bottom, the middle activity in workstation top has cup jointed rotatory piece, driven gear has been cup jointed to the bottom fixed in rotatory piece outside, the right side fixedly connected with motor fixing base in workstation bottom, the bottom fixedly connected with rotating electrical machines of motor fixing base, the output shaft fixedly connected with driving gear of rotating electrical machines, driving gear and driven gear intermeshing, the top fixedly connected with locating platform of rotatory piece, control chamber has been seted up to the inboard of locating platform, the right side fixedly connected with location motor of locating platform, the output shaft fixedly connected with threaded rod of location motor, the left side and the right side in the threaded rod outside are provided with the screw thread No. one respectively, the equal screw thread in the outside of screw thread No. one and No. two screw threads has cup jointed the movable plate, the top fixedly connected with connecting block of movable plate, the top fixedly connected with clamping plate, two the inboard fixedly connected with cylinder pipe of clamping plate, the inboard swing joint of cylinder pipe has the cylinder rod, the other end fixedly connected with cylinder rod, the equal swing joint cylinder pipe has the cylinder rod in the middle of the cylinder rod, the equal swing joint cylinder rod.

Further, the other end fixedly connected with rubber protection pad of locating plate, buffer spring's one end and clamping plate fixedly connected with, buffer spring's the other end and locating plate fixed connection.

Further, the other end of the pressure sensor is attached to the positioning plate.

Further, rectangular holes are formed in the top of the positioning table, the rectangular holes are communicated with the control cavity, and the connecting blocks penetrate through the rectangular holes.

Further, the thread directions of the first thread and the second thread are opposite, the front surface and the back surface of the inner side of the control cavity are fixedly connected with limiting rods, and the limiting rods are movably sleeved with the movable plate.

Further, the outside fixedly connected with stiffener of rotatory piece, the other end of stiffener and the bottom fixed connection of locating bench.

Further, the top fixedly connected with fixed block of workstation, the top fixedly connected with spacing ring of fixed block, the bottom fixedly connected with solid fixed ring of locating bench, the ring channel has been seted up to gu the outside of fixed ring, the ring channel agrees with each other with the spacing ring, the fixed block is circumference distribution.

The utility model has the technical effects and advantages that:

1. according to the utility model, the positioning assembly is arranged, the positioning motor is started to drive the threaded rod to rotate, the clamping plate moves inwards, the rubber protection pad clamps the cylinder cover, the buffer spring is compressed, the positioning plate extrudes the pressure sensor, after the pressure reaches a specified range, the positioning motor stops rotating, the cylinder cover is fixed, the cylinder cover is quite fast and convenient, due to the design of the buffer spring and the pressure sensor, the clamping pressure is convenient to adjust, and the situation of excessive clamping or insufficient clamping degree is avoided.

2. According to the cylinder head positioning device, the rotating assembly is arranged, when the cylinder head is required to be processed in different directions, the rotating motor is started to drive the driving gear to rotate, and the driven gear is driven to rotate through gear engagement, so that the rotating block drives the positioning table to rotate, and the cylinder direction rotation is completed quickly and conveniently.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic structural view of a rotary assembly according to the present utility model.

Fig. 3 is a schematic structural view of a stop collar according to the present utility model.

Fig. 4 is a schematic structural diagram of a positioning assembly according to the present utility model.

Fig. 5 is a schematic diagram of the structure of the pressure sensor of the present utility model.

Fig. 6 is a schematic structural view of a fixing ring according to the present utility model.

The reference numerals are: 1. a work table; 101. support legs; 102. a motor fixing seat; 103. a rotating electric machine; 104. a drive gear; 105. a driven gear; 106. a rotating block; 107. a reinforcing rod; 108. a fixed block; 109. a limiting ring; 2. a positioning table; 21. a rectangular hole; 22. a control chamber; 201. positioning a motor; 202. a threaded rod; 221. a first thread; 222. a second thread; 203. a moving plate; 204. a connecting block; 205. a clamping plate; 206. a limit rod; 207. a pressure sensor; 3. a fixing ring; 301. an annular groove; 4. a cylindrical tube; 401. a cylindrical rod; 402. a positioning plate; 403. a rubber protective pad; 404. and a buffer spring.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the cylinder head positioning tool according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any creative effort are within the scope of the present utility model.

Referring to fig. 1-6, the utility model provides a cylinder head positioning tool, which comprises a workbench 1, four corners of the bottom of the workbench 1 are fixedly connected with supporting legs 101, a rotary block 106 is movably sleeved in the middle of the top of the workbench 1, a driven gear 105 is fixedly sleeved at the bottom of the outer side of the rotary block 106, a motor fixing seat 102 is fixedly connected at the right side of the bottom of the workbench 1, a rotary motor 103 is fixedly connected at the bottom of the motor fixing seat 102, a driving gear 104 is fixedly connected with an output shaft of the rotary motor 103, the driving gear 104 is meshed with the driven gear 105, a positioning table 2 is fixedly connected at the top of the rotary block 106, a control cavity 22 is formed at the inner side of the positioning table 2, a positioning motor 201 is fixedly connected at the right side of the positioning table 2, a threaded rod 202 is fixedly connected with an output shaft of the positioning motor 201, first threads 221 are respectively arranged at the left side and the right side of the outer side of the threaded rod 202, the second thread 222, the first thread 221 and the second thread 222 are both in threaded connection with the movable plate 203, the top of the movable plate 203 is fixedly connected with the connecting block 204, the top of the connecting block 204 is fixedly connected with the clamping plates 205, the inner sides of the two clamping plates 205 are fixedly connected with the cylindrical tube 4, the inner sides of the cylindrical tube 4 are movably connected with the cylindrical rod 401 in a sleeved mode, the other end of the cylindrical rod 401 is fixedly connected with the positioning plate 402, the outer sides of the cylindrical tube 4 are movably connected with the buffer springs 404 in a sleeved mode, the middle of the inner sides of the two clamping plates 205 is fixedly connected with the pressure sensor 207, when a cylinder cover needs to be machined, the cylinder cover needs to be positioned firstly, the cylinder cover is placed at the top of the positioning table 2, the positioning motor 201 is started to drive the threaded rod 202 to rotate, under the action of the thread thrust of the first thread 221 and the second thread 222, the two movable plates 203 move firstly, so that the clamping plate 205 moves inwards under the drive of the connecting block 204, the cylinder cover is clamped by the rubber protection pad 403, the buffer spring 404 is compressed, the positioning plate 402 extrudes the pressure sensor 207, after the pressure reaches the specified range, the positioning motor 201 stops rotating, the cylinder cover is fixed, the clamping plate is quite fast and convenient, due to the design of the buffer spring 404 and the pressure sensor 207, the clamping pressure is convenient to adjust, the situation of excessive clamping or insufficient clamping degree is avoided, when the cylinder cover needs to be processed in different directions, the rotating motor 103 is started to drive the driving gear 104 to rotate, and the driven gear 105 is driven to rotate through gear engagement, so that the rotating block 106 drives the positioning table 2 to rotate, and the cylinder direction rotation is completed.

In a preferred embodiment, the other end of the positioning plate 402 is fixedly connected with a rubber protection pad 403, one end of the buffer spring 404 is fixedly connected with the clamping plate 205, the other end of the buffer spring 404 is fixedly connected with the positioning plate 402, and when the cylinder cover is positioned and clamped, the buffer spring 404 is gradually compressed, and the clamping pressure is slowly increased, so that the clamping pressure is conveniently adjusted.

In a preferred embodiment, the other end of the pressure sensor 207 is attached to a positioning plate 402, and the positioning plate 402 is capable of detecting pressure when the cylinder head is clamped, transmitting a signal to the positioning motor 201 when the pressure reaches a specified range, and then stopping the positioning motor 201.

In a preferred embodiment, a rectangular hole 21 is formed in the top of the positioning table 2, the rectangular hole 21 is communicated with the control cavity 22, the connecting block 204 passes through the rectangular hole 21, and the rectangular hole 21 plays a limiting role on the connecting block 204.

In a preferred embodiment, the first thread 221 and the second thread 222 are opposite in thread direction, the front and the back of the inner side of the control cavity 22 are fixedly connected with the limiting rod 206, the limiting rod 206 is movably sleeved with the moving plate 203, and the limiting rod 206 plays a role in positioning the moving plate 203, so that the moving plate 203 cannot deviate in the moving process, and the cylinder cover can be better positioned.

In a preferred embodiment, the outer side of the rotating block 106 is fixedly connected with a reinforcing rod 107, the other end of the reinforcing rod 107 is fixedly connected with the bottom of the positioning table 2, and the reinforcing rod 107 can increase the stability and structural strength of the connection between the rotating block 106 and the positioning table 2.

In a preferred embodiment, the top of the workbench 1 is fixedly connected with a fixed block 108, the top of the fixed block 108 is fixedly connected with a limiting ring 109, the bottom of the positioning table 2 is fixedly connected with a fixed ring 3, an annular groove 301 is formed in the outer side of the fixed ring 3, the annular groove 301 is mutually matched with the limiting ring 109, the fixed block 108 is circumferentially distributed, and the limiting ring 109 plays a limiting role on the fixed ring 3, so that the positioning table 2 cannot deviate when rotating, and a stable state is maintained.

The working principle of the utility model is as follows: when the cylinder cover needs to be machined, the cylinder cover needs to be positioned firstly, the cylinder cover is placed at the top of the positioning table 2, the positioning motor 201 is started to drive the threaded rod 202 to rotate, under the action of the thread thrust of the first thread 221 and the second thread 222, the two moving plates 203 move inwards simultaneously, the clamping plate 205 moves inwards under the drive of the connecting block 204, the rubber protection pad 403 clamps the cylinder cover, the buffer spring 404 is compressed, the positioning plate 402 extrudes the pressure sensor 207, after the pressure reaches a specified range, the positioning motor 201 stops rotating, the cylinder cover is fixed, the cylinder cover is quite fast and convenient, due to the design of the buffer spring 404 and the pressure sensor 207, the clamping pressure is convenient to adjust, the situation of excessive clamping or insufficient clamping degree is avoided, and when the cylinder cover needs to be machined in different directions, the rotating motor 103 is started to drive the driving gear 104 to rotate, the driven gear 105 is driven to rotate through gear engagement, and the rotating block 106 drives the positioning table 2 to rotate, and the rotation of the cylinder direction is fast and convenient.

Claims

1. The utility model provides a cylinder head location frock, includes workstation (1), its characterized in that: four angles fixedly connected with supporting legs (101) of workstation (1) bottom, rotatory piece (106) have been cup jointed in the centre activity at workstation (1) top, driven gear (105) have been cup jointed in the bottom fixed connection in rotatory piece (106) outside, the right side fixedly connected with motor fixing base (102) of workstation (1) bottom, the bottom fixedly connected with rotating electrical machines (103) of motor fixing base (102), the output shaft fixedly connected with driving gear (104) of rotating electrical machines (103), driving gear (104) and driven gear (105) intermesh, control chamber (22) have been seted up at the top fixedly connected with locating bench (2) of rotatory piece (106), the right side fixedly connected with location motor (201) of locating bench (2), the output shaft fixedly connected with (202) of location motor (201), the left side and the right side in threaded rod (202) outside are provided with screw thread (221) respectively, screw thread (222) No. two, screw thread (221) and No. 205) are connected with screw thread (204) outside connecting block (203) of moving plate (203) all, connecting block (204) are connected with screw thread (204) in the top fixedly connected with top (203), the inner sides of the two clamping plates (205) are fixedly connected with a cylindrical pipe (4), a cylindrical rod (401) is movably sleeved on the inner sides of the cylindrical pipes (4), a positioning plate (402) is fixedly connected with the other end of the cylindrical rod (401), a buffer spring (404) is movably sleeved on the outer sides of the cylindrical pipes (4), and pressure sensors (207) are fixedly connected in the middle of the inner sides of the two clamping plates (205).

2. The cylinder head positioning tool according to claim 1, wherein: the other end of locating plate (402) fixedly connected with rubber protection pad (403), the one end and the clamping plate (205) fixed connection of buffer spring (404), the other end and the locating plate (402) fixed connection of buffer spring (404).

3. The cylinder head positioning tool according to claim 1, wherein: the other end of the pressure sensor (207) is attached to a positioning plate (402).

4. The cylinder head positioning tool according to claim 1, wherein: rectangular holes (21) are formed in the top of the positioning table (2), the rectangular holes (21) are communicated with the control cavity (22), and the connecting blocks (204) penetrate through the rectangular holes (21).

5. The cylinder head positioning tool according to claim 1, wherein: the screw thread direction of screw thread (221) No. one and screw thread (222) are opposite, positive and back all fixedly connected with gag lever post (206) of control chamber (22) inboard, gag lever post (206) are cup jointed with movable plate (203) activity.

6. The cylinder head positioning tool according to claim 1, wherein: the outside fixedly connected with stiffener (107) of rotatory piece (106), the other end of stiffener (107) is fixedly connected with the bottom of locating bench (2).

7. The cylinder head positioning tool according to claim 1, wherein: the top fixedly connected with fixed block (108) of workstation (1), the top fixedly connected with spacing ring (109) of fixed block (108), the bottom fixedly connected with solid fixed ring (3) of locating bench (2), ring channel (301) have been seted up in the outside of solid fixed ring (3), ring channel (301) agree with each other with spacing ring (109), fixed block (108) are circumference distribution.