CN217394381U

CN217394381U - Geometric error measuring and adjusting device for numerical control five-axis machine tool

Info

Publication number: CN217394381U
Application number: CN202221291631.XU
Authority: CN
Inventors: 耿瑞汉; 李同杰; 陶浩浩
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-09-09
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a five lathe geometric errors of numerical control measure adjusting device, comprising a base plate, fixed plate fixedly connected with linkage case is passed through at the top of bottom plate, the right side and the rear portion of linkage incasement chamber all rotate through the bearing spare and are connected with the threaded rod, two the one end of threaded rod all runs through the linkage case and extends to the left side and the front portion of linkage case respectively, the utility model relates to a five lathe adjusts technical field. This adjusting device is measured to five-axis machine tool geometric error of numerical control, through installing splint at the top of connecting rod, splint can carry out the centre gripping with the work piece for the recess edge of work piece contacts with splint, and the effect of deuterogamying the stopper simultaneously can be with making the detecting head descend to the edge of work piece recess, starts infrared distance meter this moment and can make the detecting head send infrared induction and detect, thereby measures the accurate numerical value between five-axis machine tool work piece inside recess and the edge.

Description

Geometric error measuring and adjusting device for numerical control five-axis machine tool

Technical Field

The utility model relates to a five-axis machine tool adjusts technical field, specifically is a numerical control five-axis machine tool geometric error measures adjusting device.

Background

The shaft linkage numerical control machine tool is a machine tool with high technological content and high precision and is specially used for processing complex curved surfaces, and the machine tool system has great influence on the industries of aviation, aerospace, military, scientific research, precise instruments, high-precision medical equipment and the like in one country; at present, a five-axis linkage numerical control machine tool system is the only means for solving the problems of processing of impellers, blades, marine propellers, heavy-duty generator rotors, steam turbine rotors, large-scale diesel engine crankshafts and the like, most of existing numerical control five-axis machine tool workpieces utilize calipers to measure geometric errors and adjust the geometric errors, but the calipers have large measurement errors, repeated operation is needed by workers, the process is complex, the working efficiency is low, and the defects are improved by existing patent documents at present.

The patent CN214869136U the utility model discloses a geometric error measuring and adjusting device for a numerical control five-axis machine tool, which comprises a bottom plate and a vertical plate fixed on the top of the bottom plate, wherein a clamp is fixedly installed on the right side of the vertical plate, a measuring and adjusting mechanism is arranged on the surface of the vertical plate, and an installing mechanism is arranged at the bottom of the bottom plate; measure adjustment mechanism and include the extension board of both sides about fixed mounting on the riser right side, rotate between two extension boards and install the lead screw, the utility model relates to a measure adjusting device technical field. This five-axis machine tool geometric errors of numerical control measures adjusting device, through set up the measurement adjustment mechanism on the surface of riser, utilize to change the cover and rotate, fix the work piece through lead screw, screw thread seat, spacing seat and splint, utilize infrared measurement ware and infrared pointer to first locating plate and second locating plate range finding simultaneously, can accurate measurement work piece after the calculation, be convenient for follow-up adjust the work piece, avoided the great problem of traditional slide caliper rule measuring error, easy operation, it is convenient to use.

Although the patent can replace error data of a workpiece detected by a caliper rule more accurately, the error data can only be detected on the outer surface of the workpiece, most of workpieces manufactured by the five-axis machine tool are irregular workpieces with grooves, so that the device in the file cannot detect the inner grooves of the workpieces, the practicability is greatly reduced, and the device capable of measuring and adjusting the workpieces of the five-axis machine tool with the grooves is designed according to the defects.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a numerical control five-axis machine tool geometric error measures adjusting device has solved the device in the file and can't measure the five-axis machine tool work piece that has the recess, leads to the problem that the practicality reduces.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a geometric error measuring and adjusting device of a numerical control five-axis machine tool comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a linkage box through a fixing plate, the right side and the rear part of the inner cavity of the linkage box are rotatably connected with threaded rods through bearing pieces, one ends of the two threaded rods penetrate through the linkage box and respectively extend to the left side and the front part of the linkage box, one ends of the two threaded rods respectively extend to the left side and the front part of the linkage box are respectively and fixedly connected with a crank, both sides of the surface of the lower threaded rod and the front part and the rear part of the surface of the upper threaded rod and positioned in the linkage box are respectively and threadedly connected with threaded sleeves, the top of the threaded sleeve is fixedly connected with a connecting rod, the top end of the connecting rod penetrates through the linkage box and extends to the top of the linkage box, the connecting rod extends to the one end fixedly connected with splint at linkage case top, the cross mouth that cooperatees and use is seted up at the top of linkage case.

Preferably, the surface of the bottom plate is provided with an annular sliding groove opening, an arc-shaped sliding block is slidably mounted on the right side of an inner cavity of the annular sliding groove opening, a supporting plate is fixedly connected to the right side of the arc-shaped sliding block through a fixed block, an electric telescopic rod is fixedly connected to the top of the supporting plate through an opening, a threaded cylinder is fixedly connected to the top of the electric telescopic rod, and a threaded column is in threaded connection with the inner side of the threaded cylinder.

Preferably, the left end of screw thread post is rotated through the bearing spare and is connected with infrared distance meter, support fixedly connected with stopper is passed through in infrared distance meter's left side, infrared distance meter's left side is provided with the detecting head, and the one end of detecting head runs through the stopper and extends to the left side of stopper.

Preferably, a linkage groove is formed in the lower portion of the inner portion of the supporting plate, a blocking plate is placed in the linkage groove, and limiting openings are formed in the two sides, the front portion and the rear portion of the inner side wall of the inner cavity of the annular sliding groove opening.

Preferably, there is the bolt below on backup pad right side through seting up opening slidable mounting, and the left end of bolt runs through in proper order and hinders position board, backup pad and arc slider and extend to the inside of spacing mouthful, the socket that cooperatees and use with the bolt has all been seted up to the left side of arc slider and the left side of linkage inslot cavity.

Preferably, one end of the bolt, which is located outside the support plate, is fixedly connected with a pull ring, the right side of the position blocking plate is fixedly connected with a spring, and the spring is sleeved on the surface of the bolt.

Advantageous effects

The utility model provides a numerical control five-axis machine tool geometric error measures adjusting device. Compared with the prior art, the method has the following beneficial effects:

(1) this five-axis machine tool geometric error of numerical control measures adjusting device, install splint through the top at the connecting rod, splint can carry out the centre gripping with the work piece, make the notch edge of work piece and splint contact, the effect of the stopper of deuterogamying simultaneously can be with making the detecting head descend to the edge of work piece recess, start infrared distance meter this moment and can make the detecting head send infrared induction and detect, thereby measure the accurate numerical value between five-axis machine tool work piece inside recess and the edge, make things convenient for equipment to adjust, resume the accuracy of polishing.

(2) This five-axis machine tool geometric errors of numerical control measures adjusting device, annular spout opening has been seted up through the surface at the bottom plate, and internally mounted has the arc slider to be connected with the backup pad, and the inside bolt that sets up of backup pad can carry on spacingly or convenient the removal to the backup pad, the setting up of these structures can make the backup pad rotate around the bottom plate, adjust the position of infrared distance meter and detecting head, thereby measure different work pieces and different recess, greatly improved the suitability of equipment, satisfy in current field's use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a cross-sectional view of the bottom plate, the linkage box and the support plate structure of the present invention;

FIG. 4 is a top view of the linkage box and the cross-shaped opening structure of the present invention;

figure 5 is the utility model discloses square groove, detecting head and stopper structure's top view.

In the figure: 1. a base plate; 2. a linkage box; 3. a threaded rod; 4. a crank; 5. a threaded sleeve; 6. a connecting rod; 7. a splint; 8. a cross-shaped opening; 9. a square groove; 10. an annular chute port; 11. an arc-shaped sliding block; 12. a support plate; 13. an electric telescopic rod; 14. a threaded barrel; 15. a threaded post; 16. an infrared range finder; 17. a probe; 18. a limiting block; 19. a linkage groove; 20. a position blocking plate; 21. a limiting port; 22. a bolt; 23. a spring; 24. a pull ring; 25. and (4) inserting the socket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an adjusting device is measured to five-axis machine tool geometric error of numerical control, comprising a base plate 1, fixed plate fixedly connected with linkage box 2 is passed through at bottom plate 1's top, the right side and the rear portion of 2 inner chambers of linkage box all rotate through the bearing spare and be connected with threaded rod 3, the one end of two threaded rod 3 all runs through linkage box 2 and extends to linkage box 2's left side and front portion respectively, two threaded rod 3 extend to linkage box 2 left side and the equal fixedly connected with crank 4 of anterior one end respectively, the both sides on 3 surperficial of lower part threaded rod and the anterior and the rear portion on 3 surperficial front portions of upper portion threaded rod just are located the equal threaded connection in inside of linkage box 2 and have thread bush 5, the top fixedly connected with connecting rod 6 of thread bush 5, linkage box 2 is run through and extend to linkage box 2's top on the top of connecting rod 6, connecting rod 6 extends to the one end fixedly connected with splint 7 at linkage box 2 top, cross mouth 8 that cooperatees and use with connecting rod 6 is seted up at linkage box 2's top.

As an optional embodiment, in order to measure a workpiece, an annular chute opening 10 is formed in the surface of the bottom plate 1, an arc-shaped sliding block 11 is slidably mounted on the right side of an inner cavity of the annular chute opening 10, a supporting plate 12 is fixedly connected to the right side of the arc-shaped sliding block 11 through a fixing block, an electric telescopic rod 13 is fixedly connected to the top of the supporting plate 12 through an opening, a threaded cylinder 14 is fixedly connected to the top of the electric telescopic rod 13, a threaded cylinder 15 is connected to the inner side of the threaded cylinder 14 through threads, the left end of the threaded cylinder 15 is rotatably connected with an infrared distance measuring instrument 16 through a bearing piece, the infrared distance measuring instrument 16 is in the type of SW-1500A, a limiting block 18 is fixedly connected to the left side of the infrared distance measuring instrument 16 through a support, a detecting head 17 is arranged on the left side of the infrared distance measuring instrument 16, and one end of the detecting head 17 penetrates through the limiting block 18 and extends to the left side of the limiting block 18.

Further, in order to adjust infrared distance meter 16's position, linkage groove 19 has been seted up to the inside below of backup pad 12, linkage groove 19's inside has been placed and has been hindered a board 20, spacing mouthful 21 has all been seted up to the both sides and the front portion of annular sliding groove mouth 10 inner chamber inside wall and rear portion, there is bolt 22 below on backup pad 12 right side through seting up opening slidable mounting, and bolt 22's left end runs through in proper order and hinders board 20, backup pad 12 and arc slider 11 and extend to the inside of spacing mouthful 21, socket 25 with bolt 22 matched with use has all been seted up in the left side of arc slider 11 and the left side of linkage groove 19 inner chamber, bolt 22 is located backup pad 12 outside one end fixedly connected with pull ring 24, the right side fixedly connected with spring 23 that hinders board 20, and spring 23 cup joints the surface with bolt 22.

And those not described in detail in this specification are well within the skill of those in the art.

When the infrared range finder is used, a worker places a workpiece on the top of the linkage box 2 and among the four clamping plates 7, then shakes the crank 4 by hand, the crank 4 can drive the threaded rod 3 to rotate when rotating, at the moment, the threaded sleeve 5 drives the clamping plates 7 through the connecting rod 6 to clamp the workpiece, then the worker adjusts the position of the support plate 12 according to the groove position of the workpiece, firstly holds the pull ring 24 by hand to pull the bolt 22 out of the limiting opening 21, at the moment, the arc-shaped sliding block 11 has no limiting, the worker can pull the support plate 12 to rotate around the annular sliding groove opening 10 to stop rotating the support plate 12 to the groove position of the workpiece, then loosens the pull ring 24 to insert the bolt 22 into the limiting opening 21 under the elasticity of the spring 23, at the moment, the support plate 12 is fixed, then, the threaded column 15 is rotated to move the infrared range finder 16 to the workpiece through the action of the threaded barrel 14, stop when the left stopper 18 of infrared distancer 16 moves to the upper portion of square groove 9, start electric telescopic handle 13 afterwards and descend infrared distancer 16 and stopper 18 for stopper 18 inserts the inboard of square groove 9, stop when stopper 18 descends the groove of work piece through square groove 9, because the edge of work piece recess contacts with splint 7, then start infrared distancer 16, the one end of detecting head 17 carries out ray measurement to the groove from the edge this moment, thereby detect the inboard data of recess.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a numerical control five-axis machine tool geometric error measures adjusting device, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a linkage box (2) through a fixing plate, the right side and the rear part of the inner cavity of the linkage box (2) are all rotationally connected with threaded rods (3) through bearing pieces, one end of each threaded rod (3) runs through the linkage box (2) and respectively extends to the left side and the front part of the linkage box (2), the two threaded rods (3) respectively extend to the left side and the front part of the linkage box (2) and are respectively fixedly connected with a crank (4), the two sides of the surface of each threaded rod (3) and the front part and the rear part of the surface of each upper threaded rod (3) are respectively and are positioned in the linkage box (2), and are respectively and internally and threadedly connected with a threaded sleeve (5), the top of each threaded sleeve (5) is fixedly connected with a connecting rod (6), the top end of each connecting rod (6) runs through the linkage box (2) and extends to the top of the linkage box (2), the connecting rod (6) extends to one end fixedly connected with splint (7) at linkage case (2) top, cross mouth (8) that cooperate with connecting rod (6) and use are seted up at the top of linkage case (2).

2. The geometric error measurement and adjustment device for the numerical control five-axis machine tool according to claim 1, characterized in that: annular spout mouth (10) have been seted up on the surface of bottom plate (1), the right side slidable mounting of annular spout mouth (10) inner chamber has arc slider (11), fixed block fixedly connected with backup pad (12) are passed through on the right side of arc slider (11), the top of backup pad (12) is through seting up opening fixedly connected with electric telescopic handle (13), the top fixedly connected with screw thread section of thick bamboo (14) of electric telescopic handle (13), the inboard threaded connection of screw thread section of thick bamboo (14) has screw thread post (15).

3. The geometric error measurement and adjustment device for the numerical control five-axis machine tool according to claim 2, characterized in that: the left end of screw thread post (15) rotates through the bearing spare and is connected with infrared range finder (16), support fixedly connected with stopper (18) are passed through in the left side of infrared range finder (16), the left side of infrared range finder (16) is provided with detecting head (17), and the one end of detecting head (17) runs through stopper (18) and extends to the left side of stopper (18).

4. The geometric error measurement and adjustment device for the numerical control five-axis machine tool according to claim 2, characterized in that: linkage groove (19) have been seted up to the inside below of backup pad (12), stop board (20) have been placed to the inside in linkage groove (19), spacing mouth (21) have all been seted up to both sides and anterior and the rear portion of annular spout opening (10) inner chamber inside wall.

5. The device for measuring and adjusting the geometric error of the numerical control five-axis machine tool according to claim 4, is characterized in that: the below on backup pad (12) right side has bolt (22) through seting up opening slidable mounting, and the left end of bolt (22) runs through in proper order and hinders position plate (20), backup pad (12) and arc slider (11) and extend to the inside of spacing mouthful (21), socket (25) that cooperate the use with bolt (22) have all been seted up to the left side of arc slider (11) and the left side of linkage groove (19) inner chamber.

6. The device for measuring and adjusting the geometric error of the numerical control five-axis machine tool according to claim 5, characterized in that: the bolt (22) is located one end fixedly connected with pull ring (24) outside backup pad (12), the right side fixedly connected with spring (23) of hindering position board (20), and spring (23) cup joint with the surface of bolt (22).