CN217930133U

CN217930133U - Detection tool for detecting joint profile tolerance of medical instrument orthopedics department

Info

Publication number: CN217930133U
Application number: CN202221542139.5U
Authority: CN
Inventors: 秦国军; 张立军
Original assignee: Suzhou Yilaierte Machinery Co ltd
Current assignee: Suzhou Yilaierte Machinery Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-11-29
Anticipated expiration: 2032-06-20

Abstract

The utility model relates to an examine utensil that is used for joint profile tolerance of medical instrument orthopedics to detect, the on-line screen storage device comprises a base, the one end of base is equipped with first fixing base, the last sliding surface of base is equipped with and removes the seat, one side screw connection that is close to on the first fixing base removes the seat is equipped with first pick-up plate, one side screw connection that is close to first fixing base on removing the seat is equipped with the second pick-up plate, the top of first pick-up plate is equipped with first constant head tank and first spacing groove, the top of second pick-up plate is equipped with second constant head tank and second spacing groove, the utility model discloses in all connect through screw detachably between first pick-up plate and the first fixing base and between second pick-up plate and the removal seat, be convenient for change different first pick-up plate and second pick-up plate according to the part of difference, the first fixing base of make full use and remove general parts such as seat, remove seat and base sliding connection, can adjust the distance between first pick-up plate and the second pick-up plate, make it be applicable to not unidimensional part.

Description

Detection tool for detecting joint profile tolerance of medical instrument orthopedics department

Technical Field

The utility model relates to an utensil technical field is examined to the profile tolerance, specifically is an examine utensil that is used for joint profile tolerance of medical instrument orthopedics to detect.

Background

When the joint used for the orthopaedics of the medical instrument is matched with other parts, the joint is generally assembled in a mode of combining pin matching and surface matching, so that the contour degree of the joint is generally required to be checked when the joint is produced, and the contour degree tolerance of the joint is ensured to meet the technical requirement. During inspection, a detection surface and a positioning hole are generally arranged on an inspection tool, a positioning pin on a part is placed in the positioning hole of the inspection tool, a go gauge and a no-go gauge slide between the part and the detection surface respectively, if the go gauge can slide smoothly, but the no-go gauge cannot slide, the surface profile of the part is proved to meet the technical requirements, and if the go gauge cannot slide or the no-go gauge can slide, the part is proved to be unqualified.

At present, most of joint profile degree detection tools for medical instrument orthopedics have the following problems:

1. the part is generally directly placed on the checking fixture, so that a positioning pin on the part is matched with a positioning hole on the checking fixture, and the part is tightly pressed above the part through the pressing clamp, so that detection errors caused by vertical floating of the part when a go gauge and a no-go gauge are used for detection are prevented;

2. when the joints with different sizes are detected, different detecting tools are generally required to be used, and because the positions of the positioning block, the detection block and the pressing clamp are required to be adjusted when the joints are detected, so that the joints can meet different requirements, the mode can cause the number of the detecting tools to be too large, the processing cost of the detecting tools to be higher, and the storage and the searching to be inconvenient;

3. the base and the pressing clamp are the same in type number and can share the same set, but when the existing checking fixture is disassembled, the positioning block and the detecting block need to be disassembled firstly, then the base or the pressing clamp is disassembled from the bottom plate and replaced on a new bottom plate, and then the new positioning block and the detecting block are installed on the base.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the problem that exists among the prior art, the utility model provides an examine utensil that is used for joint profile tolerance detection of medical instrument orthopedics to solve the technical problem who mentions in the background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an examine utensil that is used for joint profile tolerance detection of medical instrument orthopedics, the on-line screen storage device comprises a base, the one end of base is equipped with first fixing base, the last surface slip of base is equipped with removes the seat, one side screw connection that is close to on the first fixing base removes the seat is equipped with first pick-up plate, one side screw connection that is close to first fixing base on the seat removes is equipped with the second pick-up plate, the top of first pick-up plate is equipped with first constant head tank and first spacing groove, the top of second pick-up plate is equipped with second constant head tank and second spacing groove, one side that is close to the second pick-up plate on the first pick-up plate is fixed and is equipped with first detection piece, be equipped with first detection face on the first detection piece, one side that is close to first pick-up plate on the second pick-up plate is fixed and is equipped with the second detection piece, be equipped with the second detection face on the second detection piece, all be equipped with logical groove on first pick-up plate and the second pick-up plate.

Preferably, a first mounting hole is formed in the first detection plate, a first positioning pin is arranged in the first mounting hole, a first guide hole matched with the first positioning pin is formed in the second detection plate, and the second detection plate is guided through the matching of the first positioning pin and the first guide hole.

Preferably, the second detection plate is provided with a second mounting hole, the second mounting hole is internally provided with a second positioning pin, the first detection plate is provided with a second guide hole matched with the second positioning pin, and the second detection plate is guided by matching the second positioning pin and the second guide hole.

In a further preferred mode, the first positioning pin is in interference fit with the first mounting hole, the first positioning pin is in clearance fit with the first guide hole, the second positioning pin is in interference fit with the second mounting hole, the second positioning pin is in clearance fit with the second guide hole, the first positioning pin is in interference fit with the first detection plate and is in clearance fit with the second detection plate, the second positioning pin is in interference fit with the second detection plate and is in clearance fit with the first detection plate, when the second detection plate moves, positioning and guiding are carried out through the first positioning pin and the second positioning pin, the first positioning pin cannot fall off the first detection plate, and the second positioning pin cannot fall off the second detection plate.

In further preferred, the other one end that corresponds with first fixing base on the base is equipped with the second fixing base, and second fixing base internal thread is equipped with the screw rod, and the one end of screw rod is rotated with the removal seat and is connected, and one end is equipped with the handle in addition, is convenient for rotate through the screw rod and drives the removal seat and remove.

In further preferred, the screw rod is close to the outer fixed cover of the one end of removing the seat and is equipped with the bearing, removes to be provided with on the seat with bearing complex place the hole, the screw rod overcoat is equipped with the baffle, the baffle passes through screw detachably with removing the seat and connects, the screw rod of being convenient for with remove the seat and rotate the connection.

Preferably, the handle is provided with anti-slip patterns, the handle is provided with a through hole, the anti-slip patterns are designed to facilitate rotation of the handle, the handle is provided with a through hole, a rod or a wrench can penetrate through the through hole, and the rotating rod or the wrench drives the handle to rotate.

(III) advantageous effects

Compared with the prior art, the utility model provides an examine utensil that is used for joint profile tolerance of medical instrument orthopedics to detect possesses following beneficial effect:

1. in the utility model, the first detection board and the first fixed base and the second detection board and the movable base are detachably connected through screws, so that different first detection boards and second detection boards can be replaced according to different parts, the first fixed base, the movable base and other general parts are fully utilized, the movable base is in sliding connection with the base, and the distance between the first detection board and the second detection board can be adjusted to be suitable for parts with different sizes;

2. the utility model discloses in rotate the handle can drive the screw rod and rotate, because threaded connection between screw rod and the second fixing base, the screw rod drives the removal seat when rotating and moves, realize that first pick-up plate and second pick-up plate press from both sides the part through removing the seat and move, need not the external pressure clamp, make this examine utensil simple structure, be convenient for observe in the inspection process;

3. the utility model discloses well first locating pin and first pick-up plate interference fit, and with second pick-up plate clearance fit, second locating pin and second pick-up plate interference fit, and with first pick-up plate clearance fit, when the second pick-up plate removes, carry out the direction of fixing a position through first locating pin and second locating pin, first locating pin can not follow first pick-up plate and drop in addition, and the second locating pin can not follow the second and pick-up plate and drop.

4. All seted up logical groove on first pick-up plate and the second pick-up plate, when the device was used in the three-dimensional detector, the three-dimensional stylus can measure the size of part in the top of part, and the three-dimensional stylus can also rotate 90 degrees and stretch into the below of part from leading to groove in addition, measures the size of part below, makes the three-dimensional detector once only measure the top and the below of part.

Drawings

Fig. 1 is a schematic overall structural diagram of a checking fixture for detecting joint profile tolerance of medical instrument orthopedics in the present invention;

FIG. 2 is a schematic view of the connection structure of the first detection board and the second detection board of the present invention;

fig. 3 is a schematic diagram of the explosion structure of fig. 2 in the present invention;

FIG. 4 is a schematic view of the connection structure of the screw rod and the movable base of the present invention;

fig. 5 is a schematic diagram of the explosion structure of fig. 4 in the present invention.

In the figure: 1. a base; 2. a first fixed seat; 3. a movable seat; 4. a first detection board; 5. a second detection board; 6. a first positioning groove; 7. a first limit groove; 8. a second positioning groove; 9. a second limit groove; 10. a first detection block; 11. a first detection surface; 12. a second detection block; 13. a second detection surface; 14. a through groove; 15. a first mounting hole; 16. a first positioning pin; 17. a first guide hole; 18. a second mounting hole; 19. a second positioning pin; 20. a second guide hole; 21. a second fixed seat; 22. a screw; 23. a handle; 24. a bearing; 25. placing holes; 26. a baffle plate; 27. anti-skid patterns; 28. and a through hole.

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.

Example 1:

referring to fig. 1-5, an inspection device for detecting joint profile tolerance of medical instrument orthopedics comprises a base 1, a first fixing seat 2 is arranged at one end of the base 1, a moving seat 3 is arranged on the upper surface of the base 1 in a sliding manner, a first detection plate 4 is arranged on the first fixing seat 2 and close to the moving seat 3 in a screw connection manner, a second detection plate 5 is arranged on the moving seat 3 and close to the first fixing seat 2 in a screw connection manner, a first positioning groove 6 and a first limiting groove 7 are formed in the top of the first detection plate 4, a second positioning groove 8 and a second limiting groove 9 are formed in the top of the second detection plate 5, a first detection block 10 is fixedly arranged on one side of the first detection plate 4 and close to the second detection plate 5, a first detection surface 11 is arranged on the first detection block 10, a second detection block 12 is fixedly arranged on one side of the second detection plate 5 and close to the first detection plate 4, a second detection surface 13 is arranged on the second detection block 12, and through grooves 14 are formed in the first detection plate 4 and the second detection plate 5.

Referring to fig. 1-3, the first detecting plate 4 is provided with a first mounting hole 15, a first positioning pin 16 is disposed in the first mounting hole 15, and the second detecting plate 5 is provided with a first guiding hole 17 engaged with the first positioning pin 16. The second detection plate 5 is provided with a second mounting hole 18, a second positioning pin 19 is arranged in the second mounting hole 18, and the first detection plate 4 is provided with a second guide hole 20 matched with the second positioning pin 19. The first positioning pin 16 is in interference fit with the first mounting hole 15, the first positioning pin 16 is in clearance fit with the first guide hole 17, the second positioning pin 19 is in interference fit with the second mounting hole 18, and the second positioning pin 19 is in clearance fit with the second guide hole 20. When the sliding seat is used, the first positioning pin 16 is inserted into the first mounting hole 15, the second positioning pin 19 is inserted into the second mounting hole 18, the first positioning pin 16 is matched with the first guide hole 17, the second positioning pin 19 is matched with the second guide hole 20, and when the moving seat 3 slides, the moving seat 3 is positioned through the first positioning pin 16 and the second positioning pin 19.

Referring to fig. 1, 4 and 5, a second fixing base 21 is disposed at the other end of the base 1 corresponding to the first fixing base 2, a screw 22 is disposed in the second fixing base 21, one end of the screw 22 is rotatably connected to the movable base 3, and a handle 23 is disposed at the other end. The one end external fixation cover that screw rod 22 is close to removal seat 3 is equipped with bearing 24, removes and is provided with on the seat 3 and places hole 25 with bearing 24 complex, and the screw rod 22 overcoat is equipped with baffle 26, and baffle 26 passes through screw detachably with removing seat 3 and connects. The handle 23 is provided with anti-slip patterns 27, and the handle 23 is provided with a through hole 28. When using, pass behind the second fixing base 21 with screw rod 22 screw thread, pass baffle 26 again, finally with bearing 24 fixed connection, put into bearing 24 and place the hole 25 on removing seat 3 in, it is fixed with baffle 26 and removal seat 3 through screwed connection, prevent that screw rod 22 and bearing 24 from shifting out from removing seat 3, insert pole or spanner in the through-hole 28 on handle 23, drive screw rod 22 through dwang or spanner and rotate, and then drive and remove seat 3 and remove.

Example 2:

in summary, when in use, the first detection plate 4 and the first fixed seat 2 are fixed by screw connection, the second detection plate 5 and the movable seat 3 are fixed by screw connection, the first positioning pin 16 is inserted into the first mounting hole 15, the second positioning pin 19 is inserted into the second mounting hole 18, the screw 22 is rotated to drive the movable seat 3 to move, the second detection plate 5 is close to the first detection plate 4, the first positioning pin 16 is matched with the first guide hole 17, the second positioning pin 19 is matched with the second guide hole 20, the screw 22 penetrates through the second fixed seat 21, then penetrates through the baffle 26, and is finally fixedly connected with the bearing 24, the bearing 24 is placed into the placing hole 25 on the movable seat 3, the baffle 26 is fixed with the movable seat 3 by screw connection, the screw 22 and the bearing 24 are prevented from being removed from the movable seat 3, the rod or the wrench is inserted into the through hole 28 on the handle 23, the screw 22 is driven to rotate by the rotation rod or the wrench, and further drive the movable seat 3 to move.

Example 3:

in conclusion, when the detection device is used, parts with a plurality of shaft bodies on two sides are placed on the first detection plate 4 and the second detection plate 5, the shaft bodies used for positioning in the shaft bodies are placed in the first positioning groove 6 and the second positioning groove 8 respectively, then other shaft bodies are matched with the first limiting groove 7 and the second limiting groove 9, the handle 23 is rotated to drive the movable seat 3 to move towards the direction close to the first fixing seat 2, finally, the parts are clamped and fixed through the first detection plate 4 and the second detection plate 5, an external go-no go gauge and an external no-go gauge slide between the parts and the first detection face 11 and the second detection face 13, and the profile tolerance of the parts is detected.

In all the above-mentioned embodiments, the connection between two components may be selected from welding, bolt and nut fit connection, bolt or screw connection or other known connection methods according to actual situations, which are not repeated herein, and it is preferable to consider welding in the above description, although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a examine utensil that is used for joint profile tolerance of medical instrument orthopedics to detect, includes base (1), its characterized in that: the one end of base (1) is equipped with first fixing base (2), the upper surface slip of base (1) is equipped with removes seat (3), one side screw connection that is close to on first fixing base (2) removes seat (3) is equipped with first pick-up plate (4), one side screw connection that is close to on removing seat (3) first fixing base (2) is equipped with second pick-up plate (5), the top of first pick-up plate (4) is equipped with first constant head tank (6) and first spacing groove (7), the top of second pick-up plate (5) is equipped with second constant head tank (8) and second spacing groove (9), one side that is close to second pick-up plate (5) on first pick-up plate (4) is fixed and is equipped with first detection piece (10), be equipped with first detection face (11) on first detection piece (10), one side that is close to first pick-up plate (4) on second pick-up plate (5) is fixed and is equipped with second detection piece (12), be equipped with second detection face (13) on second detection piece (12), all be equipped with logical groove (14) on first detection piece (4) and second detection piece (5).

2. The detection tool for detecting the joint profile degree of the medical instrument orthopedics department according to the claim 1, is characterized in that: the detection device is characterized in that a first mounting hole (15) is formed in the first detection plate (4), a first positioning pin (16) is arranged in the first mounting hole (15), and a first guide hole (17) matched with the first positioning pin (16) is formed in the second detection plate (5).

3. The detection tool for detecting the joint profile degree of the medical instrument orthopedics department according to the claim 2 is characterized in that: and a second mounting hole (18) is formed in the second detection plate (5), a second positioning pin (19) is arranged in the second mounting hole (18), and a second guide hole (20) matched with the second positioning pin (19) is formed in the first detection plate (4).

4. The detection tool for detecting the joint profile degree of the medical instrument orthopedics department according to claim 3, is characterized in that: the first positioning pin (16) is in interference fit with the first mounting hole (15), the first positioning pin (16) is in clearance fit with the first guide hole (17), the second positioning pin (19) is in interference fit with the second mounting hole (18), and the second positioning pin (19) is in clearance fit with the second guide hole (20).

5. The detection tool for detecting the joint profile degree of the medical instrument orthopedics department according to the claim 1, is characterized in that: the other one end that corresponds with first fixing base (2) on base (1) is equipped with second fixing base (21), and second fixing base (21) internal thread is equipped with screw rod (22), and the one end of screw rod (22) is rotated with removal seat (3) and is connected, and one end is equipped with handle (23) in addition.

6. The detection tool for detecting the joint profile degree of the medical instrument orthopedics department according to the claim 5 is characterized in that: the outer fixed cover of one end that screw rod (22) are close to removal seat (3) is equipped with bearing (24), removes and is provided with on seat (3) and places hole (25) with bearing (24) complex, and screw rod (22) overcoat is equipped with baffle (26), and baffle (26) pass through screw detachably with removal seat (3) and connect.

7. The detection tool for detecting the joint profile degree of the medical instrument orthopedics department according to claim 5, is characterized in that: the handle (23) is provided with anti-skid patterns (27), and the handle (23) is provided with a through hole (28).