CN216394079U

CN216394079U - Ball position adjusting device

Info

Publication number: CN216394079U
Application number: CN202122810894.9U
Authority: CN
Inventors: 刘蓬勃; 杨怡; 沙厚玉
Original assignee: Dandong Keda Instrument Factory
Current assignee: Dandong Keda Instrument Factory
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-29
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to the technical field of medical instruments, in particular to a tube ball position adjusting device. The device comprises an up-down moving mechanism and a rotating mechanism, wherein one side of the rotating mechanism is connected with the up-down moving mechanism, and the other side of the rotating mechanism is connected with a tube ball; the up-down moving mechanism comprises a driving component, a transmission component, an upright post and a sliding component; the driving assembly, the transmission assembly and the sliding assembly are all arranged on the upright post; the driving assembly is connected with the transmission assembly, and the transmission assembly is connected with the sliding assembly; the driving assembly drives the transmission assembly to move, and then the sliding assembly is driven to move up and down along the sliding groove on the inner side of the upright post. The sliding assembly is connected with the upright post in a sliding mode, and the inner slide way of the sliding groove structure is adopted on the upright post, so that compared with the prior art, the sliding assembly can simplify the design and save the cost.

Description

Ball position adjusting device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a tube ball position adjusting device.

Background

The X-ray tube ball is one of the main components of X-ray machine, and is the element for generating X-ray, and its function is to convert the electric energy into X-ray. Since the tube ball is moved up and down and rotated by an angle according to the user's needs to adjust the focus, the tube ball is required to be mounted on the X-ray machine by the tube ball position adjusting device.

When the height of pipe ball is being adjusted in current design, adopt external guide rail, the motion mode of multiaxis bearing, the design is complicated, and is with high costs.

SUMMERY OF THE UTILITY MODEL

In view of the above disadvantages and shortcomings of the prior art, the present invention provides a device for adjusting a position of a ball, which solves the technical problems of high cost and complicated design of the prior art.

In order to achieve the purpose, the utility model adopts the main technical scheme that:

the utility model provides a tube ball position adjusting device, which comprises an up-down moving mechanism and a rotating mechanism, wherein one side of the rotating mechanism is connected with the up-down moving mechanism, and the other side of the rotating mechanism is connected with a tube ball; the up-down moving mechanism comprises a driving component, a transmission component, an upright post and a sliding component; the driving assembly, the transmission assembly and the sliding assembly are all arranged on the upright post; the driving assembly is connected with the transmission assembly, and the transmission assembly is connected with the sliding assembly; the driving assembly drives the transmission assembly to move, and then the sliding assembly is driven to move up and down along the sliding groove on the inner side of the upright post.

Further, the sliding assembly comprises a sliding body, a cantilever, a guide bearing and a connecting bolt; the end plate of the sliding body is connected with one end of the cantilever, and the other end of the cantilever is connected with the rotating mechanism; a plurality of guide bearings matched with the sliding grooves on the stand columns are arranged on two sides of the sliding body, and the upper end of the sliding body is connected with the transmission mechanism through a connecting bolt; the transmission mechanism drives the sliding body to move up and down along the upright post.

Further, the sliding assembly further comprises a plurality of eccentric bearings, and the eccentric bearings are arranged on two sides of the sliding body.

Furthermore, a reinforcing plate is arranged at the joint of the sliding body and the cantilever.

Furthermore, the cantilever is made by square pipe, and the cantilever sets up the pedestal fitting with the inside of rotary mechanism connection one end for be connected with rotary mechanism.

Further, the bearing seat of the guide bearing is connected with the guide bearing mounting plates arranged on both sides of the sliding body to fix the bearing seat of the guide bearing.

Further, the eccentric shaft of the eccentric bearing is connected with lining plates arranged on two sides of the sliding body so as to fix the eccentric shaft of the eccentric bearing.

Furthermore, the rotating mechanism comprises a shell, a connecting shaft, an electromagnetic brake and a flange bearing, wherein one end of the connecting shaft is connected with the inner wall of the shell through the flange bearing, and the other end of the connecting shaft is connected with a cantilever of the sliding assembly; the electromagnetic brake is arranged in the shell and connected with the connecting shaft so as to lock the connecting shaft; one end of the shell is connected with the connecting plate.

Furthermore, a connecting disc is arranged on the connecting shaft, a spring hole for placing a spring is arranged on the connecting disc, a ball is arranged at the orifice of the spring hole, and the spring is abutted against the ball; the inside and connection pad position department of setting up a plurality of positioning groove of connecting of casing, positioning groove and ball match to the location casing.

The utility model has the beneficial effects that: according to the tube ball position adjusting device, the sliding assembly is connected with the upright post in a sliding mode, and the inner slide way of the sliding groove structure is adopted on the upright post, so that compared with the prior art, the design can be simplified, and the cost can be saved.

Drawings

FIG. 1 is a schematic perspective view of a device for adjusting the position of a tube of the present invention;

FIG. 2 is a schematic top view of a device for adjusting the position of a ball according to the present invention;

FIG. 3 is a front view of the sliding assembly of the present invention;

FIG. 4 is a schematic sectional view taken along line A-A in FIG. 3;

FIG. 5 is a schematic side view of the slider and cantilever connection of the present invention;

FIG. 6 is a schematic top view of the slider and cantilever connection of the present invention;

FIG. 7 is a schematic view of the construction of a pilot bearing according to the present invention;

FIG. 8 is a schematic view of the construction of the eccentric bearing of the present invention;

FIG. 9 is a schematic structural diagram of the cantilever of the present invention;

fig. 10 is a schematic structural view of the rotating mechanism of the present invention;

fig. 11 is a schematic cross-sectional view of the rotating mechanism of the present invention;

fig. 12 is a schematic structural view of the connecting shaft of the present invention.

In the figure: 1. a column; 11. a chute; 2. a sliding assembly; 21. a sliding body; 211. a reinforcing plate; 212. a side plate; 213. an end plate; 214. connecting a connector base; 215. a liner plate; 216. a guide bearing mounting plate; 22. a cantilever; 221. a square tube; 222. a shaft frame assembly; 2221. a support plate; 2222. a shaft sleeve; 2223. bolt holes; 23. a guide bearing; 231. a guide bearing seat; 24. an eccentric bearing; 241. an eccentric shaft; 25. a connecting bolt; 3. a rotation mechanism; 31. a housing; 311. a positioning groove; 32. a connecting shaft; 321. a card slot; 33. an electromagnetic brake; 34. a flange bearing; 35. a connecting plate; 36. a connecting disc; 361. a spring hole; 37. a spring; 38. a ball bearing; 39. a retainer ring; 4. a cable tray; 5. and a transmission assembly.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.

Example 1:

referring to fig. 1 and 2, the present invention provides a ball position adjusting apparatus. The device comprises an up-and-down moving mechanism and a rotating mechanism. One side of the rotating mechanism 3 is connected with the up-down moving mechanism, and the other side of the rotating mechanism 3 is connected with the tube ball. Wherein, the up-and-down moving mechanism comprises a driving component, a transmission component 5, a vertical column 1 and a sliding component 2. Drive assembly and transmission assembly 5 set up in stand 1 top, and sliding assembly 2 all sets up in stand 1 side. The driving component is connected with the transmission component 5, and the transmission component 5 is connected with the sliding component 2; the driving component drives the transmission component 5 to move, and then the sliding component 2 is driven to move up and down along the sliding groove 11 on the inner side of the upright post 1.

The driving component in the utility model is a driving motor. An output shaft of the driving motor is connected with the transmission component 5 to drive the rotating component to move, and further drive the sliding component 2 to move. The transmission assembly 5 comprises two first transmission gears arranged at the top of the upright post 1 and two second transmission gears arranged inside the upright post 1, wherein the first transmission gears are connected with the second transmission gears through chains. The forward rotation or the reverse rotation of the chain is realized through the forward and reverse rotation of the driving motor, and then the sliding assembly 2 connected with the chain is driven to move upwards or downwards.

Specifically, referring to fig. 3 and 4, the slide assembly 2 includes a slide body 21, a cantilever 22, a guide bearing 23, an eccentric bearing 24, and a connection bolt 25. The end plate 213 of the sliding body 21 is connected to one end of the suspension arm 22, and the reinforcing plate 211 is disposed at the connection position between the sliding body 21 and the suspension arm 22, so that the connection strength between the sliding body 21 and the suspension arm 22 can be improved. The other end of the cantilever 22 is connected to the rotation mechanism 3. The two sides of the sliding body 21 are provided with a plurality of guide bearings 23 and eccentric bearings 24 which are matched with the sliding grooves 11 on the upright post 1, and the upper end of the sliding body 21 is connected with a transmission mechanism through a connecting bolt 25. The transmission mechanism drives the sliding body 21 to move up and down along the sliding groove 11 on the inner side of the upright post 1, and further drives the cantilever 22 and the rotating mechanism 3 connected with the cantilever 22 to move up and down synchronously. A cable holder 4 is also provided on the cantilever 22 for holding a cable.

Referring to fig. 5 and 6, the slider body 21 is made of a concave plate, and includes two side plates 212 and an end plate 213. The end plate 213 is used to connect the cantilever 22, and the two side plates 212 are used to connect the guide bearing 23, the eccentric bearing 24, and the connecting bolt 25. The connecting bolt 25 is provided at an inner upper portion of the side plate 212 for connecting the chain of the driving assembly 5. The connecting bolt 25 is connected to the side plate 212 through the connecting head 214. Three eccentric bearings 24 are provided on each side plate 212, respectively at upper, middle and lower portions of the side plate 212. The eccentric bearing 24 is connected to the side plate 212 by a backing plate 215. Two guide bearings 23 are provided on each side plate 212, and the guide bearings 23 are provided on the side plate 212 between the two eccentric bearings 24. The guide bearings 23 are connected to the side plates 212 by guide bearing mounting plates 216.

Referring to fig. 7, the guide bearing 23 seat of the guide bearing 23 is coupled to a guide bearing mounting plate 216 provided on the side plate 212 of the sliding body 21 to fix the guide bearing 23 seat of the guide bearing 23 on the side plate 212, so that the guide bearing 23 moves in the slide groove 11 inside the column 1, and functions to guide the sliding body 21 through the guide bearing 23.

Referring to fig. 8, one end of the eccentric shaft 241 of the eccentric bearing 24 is connected to the side plate 212 of the sliding body 21 through the lining plate 215 to fix the eccentric shaft 241 of the eccentric bearing 24, so that the eccentric bearing 24 moves in the sliding slot 11 inside the column 1, and the position of the sliding body 21 in the sliding slot 11 is adjusted by the eccentric bearing 24.

Referring to fig. 9, the cantilever 22 includes a square tube 221 and a shaft assembly 222 disposed in the square tube 221, and the shaft assembly 222 is disposed inside one end of the square tube 221 connected to the rotating mechanism 3 and is used for being connected to the connecting shaft 32 of the rotating mechanism 3. The shaft holder 222 includes a support plate 2221 and a shaft sleeve 2222, and the support plate 2221 is used to fix the shaft sleeve 2222 in the square tube 221 of the cantilever 22. A plurality of bolt holes 2223 are circumferentially formed in the sleeve 2222, bolt holes 2223 are also formed in the square tube 221 at positions corresponding to the outside of the sleeve 2222, and are used for passing through bolts, and ends of the bolts abut against the inside of the slots 321 of the connecting shaft 32, so that the connecting shaft 32 and the sleeve 2222 are fixed.

Specifically, referring to fig. 10 and 11, the rotation mechanism 3 includes a housing 31, a connecting shaft 32, an electromagnetic brake 33, and a flange bearing 34. One end of the connecting shaft 32 is connected to the inner wall of the housing 31 through a flange bearing 34, so that the housing 31 can rotate relative to the connecting shaft 32. The other end of the connecting shaft 32 is fixedly connected with a sleeve 2222 in the cantilever 22. An electromagnetic brake 33 is provided in the housing 31 and connected to the connecting shaft 32 for locking the connecting shaft 32. A retainer ring 39 is arranged at one end of the connecting shaft 32 connected with the flange bearing 34, and the diameter of the retainer ring 39 is larger than the outer diameter of the flange bearing 34, so that the retainer ring 39 is clamped on the inner wall of the shell 31, and the retainer ring 39 and the connecting shaft 32 are fixed through bolts. The front end of the shell 31 is connected with the connecting plate 35 through bolts, and the connecting plate 35 is connected with the tube ball. By manually rotating the housing 31, the housing 31 is rotated relative to the connecting shaft 32 to rotate the connecting plate 35 connected to the housing 31, and further rotate the tube ball.

Referring to fig. 12, a connecting disc 36 is disposed on the connecting shaft 32 near the rear end of the housing 31, a spring hole 361 for placing the spring 37 is disposed on the connecting disc 36, a ball 38 is disposed at an opening of the spring hole 361, and the spring 37 abuts against the ball 38. A plurality of positioning grooves 311 are provided in the housing 31 at positions corresponding to the coupling discs 36, and the positioning grooves 311 are matched with the balls 38 to position the housing 31.

Claims

1. A kind of tube ball position adjusting device, characterized by: the device comprises an up-down moving mechanism and a rotating mechanism (3), wherein one side of the rotating mechanism (3) is connected with the up-down moving mechanism, and the other side of the rotating mechanism (3) is connected with a pipe ball;

the up-down moving mechanism comprises a driving component, a transmission component (5), an upright post (1) and a sliding component (2); the driving assembly, the transmission assembly (5) and the sliding assembly (2) are all arranged on the upright post (1); the driving component is connected with the transmission component (5), and the transmission component (5) is connected with the sliding component (2); the driving component drives the transmission component (5) to move, and then the sliding component (2) is driven to move up and down along the sliding groove (11) on the inner side of the upright post (1).

2. The apparatus of claim 1, wherein: the sliding assembly (2) comprises a sliding body (21), a cantilever (22), a guide bearing (23) and a connecting bolt (25); an end plate (213) of the sliding body (21) is connected with one end of the cantilever (22), and the other end of the cantilever (22) is connected with the rotating mechanism (3); a plurality of guide bearings (23) matched with the sliding grooves (11) on the upright post (1) are arranged on two sides of the sliding body (21), and the upper end of the sliding body (21) is connected with a transmission mechanism through the connecting bolt (25); the sliding body (21) is driven by a transmission mechanism to move up and down along the upright post (1).

3. A ball position adjustment device according to claim 2, wherein: the sliding assembly (2) further comprises a plurality of eccentric bearings (24), and the eccentric bearings (24) are arranged on two sides of the sliding body (21).

4. A ball position adjustment device according to claim 2, wherein: and a reinforcing plate (211) is arranged at the joint of the sliding body (21) and the cantilever (22).

5. A ball position adjustment device according to claim 2, wherein: the cantilever (22) is made of a square pipe (221), and a shaft frame assembly (222) is arranged in the connecting end of the cantilever (22) and the rotating mechanism (3) and is used for being connected with the rotating mechanism (3).

6. A ball position adjustment device according to claim 2, wherein: and a guide bearing seat (231) of the guide bearing (23) is connected with guide bearing mounting plates (216) arranged on two sides of the sliding body (21) so as to fix the guide bearing seat (231).

7. A ball position adjustment device according to claim 3, wherein: the eccentric shaft (241) of the eccentric bearing (24) is connected with the lining plates (215) arranged at two sides of the sliding body (21) so as to fix the eccentric shaft (241) of the eccentric bearing (24).

8. The apparatus of claim 1, wherein: the rotating mechanism (3) comprises a shell (31), a connecting shaft (32), an electromagnetic brake (33) and a flange bearing (34), one end of the connecting shaft (32) is connected with the inner wall of the shell (31) through the flange bearing (34), and the other end of the connecting shaft (32) is connected with a cantilever (22) of the sliding assembly (2); the electromagnetic brake (33) is arranged in the shell (31) and connected with the connecting shaft (32) to lock the connecting shaft (32); one end of the shell (31) is connected with the connecting plate (35).

9. The apparatus of claim 8, wherein: a connecting disc (36) is arranged on the connecting shaft (32), a spring hole (361) for placing a spring (37) is formed in the connecting disc (36), a ball (38) is arranged at the orifice of the spring hole (361), and the spring (37) is abutted to the ball (38); a plurality of positioning grooves (311) are formed in the shell (31) corresponding to the positions of the connecting discs (36), and the positioning grooves (311) are matched with the balls (38) to position the shell (31).