CN219379814U

CN219379814U - Clamping jig for CNC overturning multi-surface machining

Info

Publication number: CN219379814U
Application number: CN202320125145.9U
Authority: CN
Inventors: 周朋; 别程; 肖冰; 郑轲
Original assignee: Wuhan Hechuang Shengye Technology Co ltd
Current assignee: Wuhan Hechuang Shengye Technology Co ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-07-21
Anticipated expiration: 2033-01-13

Abstract

The utility model relates to the technical field of CNC clamping jigs, and provides a clamping jig for CNC overturning multi-surface machining. Through the mutual coordination of the structures in the turnover mechanism, the output end can drive the first rotary cover to slowly rotate through the starting motor, so that two ends of the cylindrical workpiece are clamped in the first multi-surface clamping groove and the second multi-surface clamping groove to rotate to automatically perform multi-surface processing on the cylindrical workpiece, the expenditure of manpower is effectively reduced, the time and labor are saved, the processing efficiency is effectively improved, and the economic benefit is improved; through setting up the fixed plate at the surface of cylinder work piece both sides, start the cylinder and can drive the fixed plate and take place relative or back to back the body work and carry out the fixed or loosen cylinder work piece and process next group side groove, fix the emergence of displacement phenomenon in the course of working to the cylinder work piece can be prevented at the cylinder work piece.

Description

Clamping jig for CNC overturning multi-surface machining

Technical Field

The utility model relates to the technical field of CNC clamping jigs, in particular to a clamping jig for CNC overturning multi-surface machining.

Background

The numerical control lathe is also called as CNC lathe, namely a computer numerical control lathe, is the numerical control lathe with the largest domestic use amount and the widest coverage, and accounts for about 25% of the total number of the numerical control lathes. The numerical control machine tool is an electromechanical integrated product integrating a plurality of technologies such as machinery, electricity, hydraulic pressure, pneumatic, microelectronics, information and the like. The machine tool fixture is a device used for clamping a workpiece and guiding a cutter on a machine tool. Refers to a fixture specially designed for a certain process of a certain workpiece.

The Chinese patent discloses a CNC clamping jig for machining multi-face grooves, the publication number is CN 215659073U, work piece processing in the prior art tends to be more with CNC lathe processing, when using CNC lathe processing cylinder work piece multi-face grooves, the tool is difficult to carry out the clamping to the cylinder work piece, it is unstable to cause the work piece to fix in the course of working, shift and take off in the course of working easily, cause machining precision not high and machining effect not good, moreover, need rotate the cylinder certain angle and the clamping again on the tool after each group side groove of processing, utilize the angle bar to control during rotation angle, the operation process is loaded down with trivial details and the error is big, can influence the precision of processing equally, this application is when solving this problem of cylinder rotation, need the manual work to rotate the manpower expenditure great, easily cause the problem that machining efficiency is low.

Therefore, a clamping fixture for CNC overturning multi-surface machining is needed.

Disclosure of Invention

The utility model provides a clamping jig for CNC overturning multi-surface machining, which solves the problems that when a cylinder rotates in the related art, the manual rotation is required, the expenditure is large, and the machining efficiency is low.

The technical scheme of the utility model is as follows: a clamping jig for CNC upset multiaspect processing, includes the tool bottom plate, the top of tool bottom plate is provided with tilting mechanism, tilting mechanism includes the motor, the output fixedly connected with of motor changes lid one, the multiaspect draw-in groove one has been seted up to the internal surface of changeing lid one, the surface of changeing lid one side is equipped with installation piece one, change lid one and installation piece one and rotate and be connected, the tool bottom plate is kept away from the surface of motor one side and is equipped with changeing lid two, the multiaspect draw-in groove two has been seted up to the internal surface of changeing lid two, the surface of changeing lid two one side is equipped with installation piece two, changeing lid two and installation piece two rotate and be connected.

Preferably, the top fixedly connected with U-shaped base of tool bottom plate, the inside of U-shaped base is equipped with places the board, places the board and plays the effect of placing the cylinder work piece.

Preferably, the bottom fixedly connected with spring of placing the board, the bottom and the fixed surface of U-shaped base of spring are connected, set up the spring in the bottom of placing the board and play the effect that the cylinder work piece of being convenient for rotates.

Preferably, the surface of U-shaped base is seted up flutedly, the inside fixedly connected with cylinder of recess, the inside of cylinder is equipped with the telescopic link, the one end fixedly connected with fixed plate of cylinder is kept away from to the telescopic link, and the fixed plate plays the effect of fixing the cylinder work piece.

Preferably, the included angle of the fixing plate is the same as the included angle of the first multi-face clamping groove and the second multi-face clamping groove, so that the fixing plate is tightly attached to the two side surfaces of the cylindrical workpiece.

Preferably, a positioning base plate is fixedly arranged at the top of the jig base plate.

Preferably, the top of the positioning backing plate is attached to the bottoms of the first installation block and the second installation block.

Preferably, the surface of the placement plate is in contact with the surface of the U-shaped base.

Preferably, the bottom fixedly connected with base of motor, the surface of base and the fixed surface connection of tool bottom plate play the effect of carrying out the bearing to the motor.

Preferably, the top of tool bottom plate and the bottom of location backing plate pass through bolt assembly fixed mounting, and bolt assembly plays the effect of being convenient for install the dismantlement to the location backing plate.

The working principle and the beneficial effects of the utility model are as follows:

1. according to the turnover mechanism, the output end drives the first rotary cover to slowly rotate by starting the motor through the mutual coordination of the structures in the turnover mechanism, so that two ends of the cylindrical workpiece are clamped in the first multi-surface clamping groove and the second multi-surface clamping groove to rotate, and the cylindrical workpiece is automatically turned over for multi-surface processing, so that the expenditure of manpower is effectively reduced, the time and labor are saved, the processing efficiency is effectively improved, and the economic benefit is improved.

2. According to the utility model, the fixing plates are arranged on the surfaces of the two sides of the cylindrical workpiece, the cylinder is started to drive the fixing plates to perform opposite or opposite back-to-back movement to fix or loosen the cylindrical workpiece to process the next group of side grooves, and the cylindrical workpiece is fixed to prevent displacement phenomenon in the processing process of the cylindrical workpiece.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic side view of the present utility model;

fig. 4 is a schematic view of the internal structure of the rotary cover of the present utility model.

In the figure: 1, a jig bottom plate; a 2U-shaped base; 3, positioning a backing plate; 4, a turnover mechanism; a 401 motor; 402 turning the cover one; 403 mounting block one; 404 multiaspect draw-in groove one; 405 mounting a second block; 406 turning the second cover; 5 grooves; 6, an air cylinder; 7, a telescopic rod; 8, fixing a plate; 9, placing a plate; 10 springs.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, this embodiment provides a clamping jig for CNC overturning multi-surface machining, including a jig bottom plate 1, a positioning base plate 3 is fixedly installed at the top of the jig bottom plate 1, the top of the jig bottom plate 1 and the bottom of the positioning base plate 3 are fixedly installed through a bolt assembly, the bolt assembly plays a role of facilitating installation and disassembly of the positioning base plate 3, the top of the positioning base plate 3 is attached to the bottoms of a first mounting block 403 and a second mounting block 405, a U-shaped base 2 is fixedly connected to the top of the jig bottom plate 1, a placing plate 9 is arranged in the U-shaped base 2, the surface of the placing plate 9 is in contact with the surface of the U-shaped base 2, the placing plate 9 plays a role of placing a cylindrical workpiece, a spring 10 is fixedly connected to the bottom of the placing plate 9, a groove 5 is formed in the bottom of the placing plate 9, a cylinder 6 is conveniently rotated by the bottom of the placing plate 10, a telescopic rod 7 is arranged in the cylinder 6, one end of the telescopic rod 7, which is far away from the cylinder 6, a clamping plate 8 is fixedly connected with the surface of the U-shaped base 2, an included angle is formed by the clamping plate 8, and the two sides of the clamping plate 8 are tightly attached to the multi-surface of the cylindrical workpiece is tightly fixed to the multi-surface of the multi-surface workpiece 407, and the included angle is fixed to the multi-surface workpiece is the multi-surface 8;

the top of tool bottom plate 1 is provided with tilting mechanism 4, tilting mechanism 4 includes motor 401, the bottom fixedly connected with base 11 of motor 401, the surface of base 11 and the fixed surface of tool bottom plate 1 are connected, play the effect of carrying out the bearing to motor 401, the output fixedly connected with revolving cover one 402 of motor 401, multiaspect draw-in groove one 404 has been seted up to the internal surface of revolving cover one 402, the surface of revolving cover one 402 side is equipped with installation piece one 403, revolving cover one 402 and installation piece one 403 rotate and are connected, the surface of tool bottom plate 1 is kept away from motor 401 one side is equipped with revolving cover two 406, multiaspect draw-in groove two 407 has been seted up to the internal surface of revolving cover two 406, the surface of revolving cover two 406 one side is equipped with installation piece two 405, revolving cover two 406 and installation piece two 405 rotate and are connected.

In this embodiment, when multiple sets of side slots are required to be machined on a cylindrical workpiece during use, firstly, one end of the cylindrical workpiece is inserted into the first polyhedral clamping slot 404 formed on the surface of the first rotary cover 402, so that each face of the cylindrical workpiece is attached to the first polyhedral clamping slot 404, then, the other end of the cylindrical workpiece is inserted into the second polyhedral clamping slot 407 formed on the surface of the second rotary cover 406, so that each face of the cylindrical workpiece is attached to the second polyhedral clamping slot 407, then, the positioning backing plate 3 is mounted and fixed by using the bolt assembly, so that the second mounting block 405 on the top of the positioning backing plate 3 and the second rotary cover 406 are synchronously fixed, at this time, the cylindrical workpiece is positioned in the U-shaped base 2, the surface of the bottom of the cylindrical workpiece is attached to the top of the placing plate 9, two cylinders 6 are synchronously started, so that two telescopic rods 7 in the cylinder 6 drive the fixing plate 8 to be mutually close to fix and pause the cylindrical workpiece, the upper side of the workpiece can be processed with the groove position, after the processing is finished, the cylinder 6 is started to retract the two telescopic rods 7 to enable the two fixing plates 8 to be far away from the cylindrical workpiece, then the cylinder 6 is stopped, at the moment, the motor 401 is started to enable the output end to drive the rotary cover I402 to rotate slowly, the rotating angle of the motor 401 is consistent with that of the cylindrical workpiece, the rotary cover I402 and the mounting block I403 rotate, the mounting block I403 is fixedly connected with the positioning base plate 3 and kept still, the two ends of the cylindrical workpiece are clamped in the first multi-face clamping groove I404 and the second multi-face clamping groove II 407 to rotate, the cylindrical workpiece can press the placing plate 9 to press the spring 10 at the bottom of the placing plate during the rotation until the other side face is overturned to be attached to the placing plate 9, the motor 401 and the cylinder 6 are stopped, so that the next group of side grooves can be processed, and the operation is repeated until all the side grooves are processed, compared with the prior art, the cylinder workpiece can be automatically turned over by the operation, so that time and labor are saved, and the machining efficiency is effectively improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A clamping jig for CNC upset multiaspect processing, a serial communication port, including tool bottom plate (1), the top of tool bottom plate (1) is provided with tilting mechanism (4), tilting mechanism (4) include motor (401), the output fixedly connected with of motor (401) changes lid one (402), change the internal surface of lid one (402) and offered multiaspect draw-in groove one (404), change the surface of lid one (402) one side and be equipped with installation piece one (403), change lid one (402) and install piece one (403) rotation and be connected, the surface that motor (401) one side was kept away from to tool bottom plate (1) is equipped with changes lid two (406), change the internal surface of lid two (406) and offered multiaspect draw-in groove two (407), change the surface of lid two (406) one side and be equipped with installation piece two (405), change lid two (406) and install piece two (405) rotation and be connected.

2. The clamping jig for CNC overturning multi-surface machining according to claim 1, wherein a U-shaped base (2) is fixedly connected to the top of the jig base plate (1), and a placing plate (9) is arranged in the U-shaped base (2).

3. The clamping jig for CNC overturning multi-surface machining according to claim 2, wherein a spring (10) is fixedly connected to the bottom of the placing plate (9), and the bottom end of the spring (10) is fixedly connected with the surface of the U-shaped base (2).

4. The clamping jig for CNC overturning multi-surface machining according to claim 2, wherein the surface of the U-shaped base (2) is provided with a groove (5), an air cylinder (6) is fixedly connected to the inside of the groove (5), a telescopic rod (7) is arranged in the air cylinder (6), and a fixing plate (8) is fixedly connected to one end, away from the air cylinder (6), of the telescopic rod (7).

5. The clamping jig for CNC turning multi-face machining according to claim 4, wherein the included angle of the fixing plate (8) is the same as the included angles of the first multi-face clamping groove (404) and the second multi-face clamping groove (407).

6. The clamping jig for CNC overturning multi-surface machining according to claim 1, wherein a positioning base plate (3) is fixedly arranged at the top of the jig base plate (1).

7. The clamping jig for CNC overturning multi-surface machining according to claim 6, wherein the top of the locating base plate (3) is attached to the bottoms of the first mounting block (403) and the second mounting block (405).

8. The clamping jig for CNC overturning multi-surface machining according to claim 2, wherein the surface of the placing plate (9) is in contact with the surface of the U-shaped base (2).

9. The clamping jig for CNC overturning multi-surface machining according to claim 1, wherein a base (11) is fixedly connected to the bottom of the motor (401), and the surface of the base (11) is fixedly connected with the surface of a jig bottom plate (1).

10. The clamping jig for CNC overturning multi-surface machining according to claim 1 is characterized in that the top of the jig bottom plate (1) and the bottom of the positioning base plate (3) are fixedly installed through a bolt assembly.