CN219274547U

CN219274547U - Frock clamp is used in synchronous pulley drilling of nuclear magnetic equipment

Info

Publication number: CN219274547U
Application number: CN202320767933.8U
Authority: CN
Inventors: 邹振东; 刘廷柱; 于红梅
Original assignee: Jiuli Xingye Electromechanical Dalian Co ltd
Current assignee: Jiuli Xingye Electromechanical Dalian Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-30
Anticipated expiration: 2033-04-10

Abstract

The utility model provides a tool clamp for drilling a synchronous pulley of nuclear magnetic equipment, which comprises the following components: the fixed disk is arranged along the level, the rotating disk is coaxially arranged above the fixed disk, a plurality of rolling supports are arranged between the fixed disk and the rotating disk, the synchronous pulley is coaxially arranged on the rotating disk, the fixed disk is provided with a positioning pin assembly for positioning the synchronous pulley, and one side of the positioning pin assembly is provided with a drilling device. The synchronous pulley is simple in structure and convenient to operate, and is beneficial to machining holes in the inner wall of the synchronous pulley.

Description

Frock clamp is used in synchronous pulley drilling of nuclear magnetic equipment

Technical Field

The utility model relates to the technical field of machining, in particular to a tool clamp for drilling a synchronous pulley of nuclear magnetic equipment.

Background

Nuclear magnetic devices are a relatively common tool in medical examination procedures. The synchronous pulley in the nuclear magnetic equipment is of a hollow annular structure, the inner diameter of the synchronous pulley is larger than 1000mm, a plurality of holes are required to be processed on the inner peripheral wall of the synchronous pulley, and the synchronous pulley is inconvenient to clamp and fix during processing due to the large diameter of the synchronous pulley.

Disclosure of Invention

According to the technical problem, the tool clamp for drilling the synchronous pulley of the nuclear magnetic equipment is simple in structure and convenient to clamp and fix the synchronous pulley.

The utility model adopts the following technical means:

frock clamp for synchronous pulley drilling of nuclear magnetic equipment includes: the fixed disk is arranged along the level, the rotating disk is coaxially arranged above the fixed disk, a plurality of rolling supports are arranged between the fixed disk and the rotating disk, the synchronous pulley is coaxially arranged on the rotating disk, the fixed disk is provided with a positioning pin assembly for positioning the synchronous pulley, and one side of the positioning pin assembly is provided with a drilling device.

Further, the locating pin subassembly is including being fixed in the inboard L type support of fixed disk, the vertical section of L type support is fixed in the fixed disk inboard, and the horizontal segment of L type support is located the top of rotary disk, set up vertical pinhole on the horizontal segment of L type support, install the locating pin in the pinhole, on the synchronous pulley along circumference set up a plurality of with the pinhole of locating pin looks adaptation.

Further, the door type frame is fixedly arranged above the horizontal section of the L type support, the locating pin penetrates through the door type frame, a lifting handle is fixedly arranged at the upper end of the locating pin, penetrates through the top cross beam of the door type frame, the lower end of the locating pin penetrates through a pin hole in the horizontal section of the L type support, a limiting block is fixedly arranged in the middle of the locating pin in the door type frame, a reset spring is arranged between the limiting block and the top cross beam of the door type frame, and the locating pin is sleeved with the reset spring.

Further, the rolling support comprises positioning seats and balls, wherein the positioning seats are circumferentially and uniformly distributed on the fixed disc, the balls are arranged on the positioning seats, and an annular rollaway nest matched with the balls is arranged on the lower end face of the rotating disc.

Further, the drilling device comprises an electric drill, and the electric drill is erected on the inner side of the rotating disc through a sliding frame.

Further, the carriage includes along vertical to the interval setting two fixed blocks of fixed disk inboard, along the horizontal slide bar of parallel arrangement on two fixed blocks to and slidable setting is provided with the through-hole with two slide bar looks adaptations on two slide bars at the support both ends, two slide bars and two through-holes sliding fit, the electric drill is along the horizontal fixing in support middle part.

Further, the device also comprises a base for supporting the fixed disc.

Further, the rolling support comprises balls which are circumferentially and uniformly distributed between the fixed disc and the rotating disc, and annular rollaway nest matched with the balls is arranged on the upper surface of the fixed disc and the lower surface of the rotating disc.

Further, through holes matched with the inner holes of the synchronous pulleys are formed in the fixed disc and the rotating disc.

The utility model has the following advantages:

the utility model provides a tool clamp for drilling a synchronous pulley of nuclear magnetic equipment, which comprises the following components: the fixed disk is arranged along the level, the rotating disk is coaxially arranged above the fixed disk, a plurality of rolling supports are arranged between the fixed disk and the rotating disk, the synchronous pulley is coaxially arranged on the rotating disk, the fixed disk is provided with a positioning pin assembly for positioning the synchronous pulley, and one side of the positioning pin assembly is provided with a drilling device. The clamping device can be used for rapidly clamping the synchronous belt pulley, is simple in structure and convenient to operate, and is beneficial to machining holes in the inner wall of the synchronous belt pulley.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic top view of an embodiment of the present utility model;

FIG. 2 is a schematic left-hand view of an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a dowel assembly according to one embodiment of the present utility model;

fig. 4 is a side view of fig. 3.

Fig. 5 is a schematic diagram of a structure at a in fig. 1.

In the figure: 1. the device comprises a fixed disc, 2, a rotating disc, 3, balls, 4, an L-shaped bracket, 5, a locating pin, 6, an electric drill, 7, a sliding frame, 8, a fixed block, 9, a sliding rod, 10, a synchronous pulley, 11, a door-shaped frame, 12, a limiting block, 13, a return spring, 14 and a handle.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled 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.

Example 1

As shown in fig. 1-2, a tool fixture for drilling a synchronous pulley of a nuclear magnetic device, wherein the synchronous pulley 10 has a hollow annular structure, and the inner wall of the synchronous pulley 10 needs to be drilled, and the tool fixture comprises: the fixed disk 1 is arranged along the horizontal direction, the rotating disk 2 is coaxially arranged above the fixed disk 1, and specifically, through holes matched with the inner holes of the synchronous pulleys 10 are respectively formed in the fixed disk 1 and the rotating disk 2.

Be provided with a plurality of rolling support between fixed disk 1 and the rotary disk 2, rotary disk 2 can rotate relative to fixed disk 1 through rolling support, and specifically, rolling support includes ball 3 that the circumference equipartition is between fixed disk 1 and rotary disk 2, and the upper surface of fixed disk 1 and the lower surface of rotary disk 2 all are provided with the annular raceway with ball 3 looks adaptation.

In order to facilitate smooth rotation between the rotating disc 2 and the fixed disc 1, in another embodiment, the rolling support comprises positioning seats circumferentially and uniformly distributed on the fixed disc 1 and balls 3 arranged on the positioning seats, and the lower end surface of the rotating disc 2 is provided with an annular raceway adapted to the balls 3.

The synchronous pulley 10 is coaxially arranged on the rotary disk 2, a locating pin assembly for locating the synchronous pulley 10 is arranged on the fixed disk 1, and a drilling device is arranged on one side of the locating pin assembly.

The locating pin subassembly of this embodiment is fixed in fixed disk 1 inboard L type support 4 including being fixed in, and the vertical section of L type support 4 is fixed in fixed disk 1 inboard, and the horizontal segment of L type support 4 is located the top of rotary disk 2, has seted up vertical pinhole on the horizontal segment of L type support 4, installs locating pin 5 in the pinhole, has seted up a plurality of pinholes with locating pin 5 looks adaptation along circumference on the synchronous pulley 10. Positioning between the synchronous pulley 10 and the fixed disk 1 is realized by the positioning pin 5 during processing.

In order to facilitate positioning operation of the positioning pin 5, improve positioning stability and improve machining efficiency, the door-shaped frame 11 is fixedly arranged above the horizontal section of the L-shaped support 4 of the embodiment, the positioning pin 5 penetrates through the door-shaped frame 11, a lifting handle 14 is fixedly arranged at the upper end of the positioning pin 5, the lower end of the positioning pin 5 penetrates through a pin hole in the horizontal section of the L-shaped support 4, a limiting block 12 is fixedly arranged in the middle of the positioning pin 5 in the door-shaped frame, a reset spring 13 is arranged between the limiting block 12 and the top cross beam of the door-shaped frame 11, and the positioning pin 5 is sleeved with the reset spring 13.

The drilling device of the embodiment comprises an electric drill 6, and the electric drill 6 is erected on the inner side of the rotating disc 2 through a sliding frame 7. Specifically, the carriage 7 includes two fixed blocks 8 that set up in the inboard of fixed disk 1 along vertical to the interval, along horizontal parallel arrangement slide bar 9 on two fixed blocks 8 to and slidable setting is provided with the through-hole with two slide bar 9 looks adaptations at the support both ends on two slide bars 9, two slide bars 9 and two through-holes sliding fit, electric drill 6 is fixed at the support middle part along the horizontal. The electric drill 6 is arranged on the sliding frame 7 to facilitate drilling, and the machining precision is high.

The present embodiment further includes a base supporting the fixed disk 1.

A plurality of positioning pins 5 are also arranged between the synchronous pulley 10 and the rotary disk 2 in the embodiment to realize positioning between the synchronous pulley 10 and the rotary disk 2.

When the synchronous pulley 10 is used, the synchronous pulley 10 is placed on the rotary wheel and positioned through the positioning pin 5, then the hole on the inner wall of the synchronous pulley 10 is machined through the electric drill 6, after one inner hole is machined, the positioning pin 5 is pulled out, the rotary disc 2 is pushed to rotate for a certain angle, then the positioning pin 5 is put down, the hole on the inner wall of the synchronous pulley 10 is continuously machined, and the steps are repeated until all the inner holes to be machined are machined. The device has the advantages of simple structure, convenient operation and high processing efficiency.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. Frock clamp is used in synchronous pulley drilling of nuclear magnetism equipment, its characterized in that: comprising the following steps: the fixed disk is arranged along the level, the rotating disk is coaxially arranged above the fixed disk, a plurality of rolling supports are arranged between the fixed disk and the rotating disk, the synchronous pulley is coaxially arranged on the rotating disk, the fixed disk is provided with a positioning pin assembly for positioning the synchronous pulley, and one side of the positioning pin assembly is provided with a drilling device.

2. The tooling fixture for drilling the synchronous pulley of the nuclear magnetic equipment according to claim 1, wherein the tooling fixture is characterized in that: the locating pin subassembly is including being fixed in the inboard L type support of fixed disk, the vertical section of L type support is fixed in the fixed disk inboard, and the horizontal segment of L type support is located the top of rotary disk, set up vertical pinhole on the horizontal segment of L type support, install the locating pin in the pinhole, on the synchronous pulley along circumference set up a plurality of with the pinhole of locating pin looks adaptation.

3. The tooling fixture for drilling the synchronous pulley of the nuclear magnetic equipment according to claim 2, wherein the tooling fixture is characterized in that: the utility model discloses a door type support, including L type support, locating pin, stop block, door type support's horizontal segment top is fixed to be provided with the door type frame, the locating pin wears to locate the door type frame, the locating pin upper end is passed the top crossbeam of door type frame and is fixed to be provided with the handle, the lower extreme of locating pin passes the pinhole on the horizontal segment of L type support, the fixed stopper that is provided with in middle part of locating pin that is located the door type frame, is provided with reset spring between the top crossbeam of stopper and door type frame, reset spring cover is located the locating pin.

4. The tooling fixture for drilling the synchronous pulley of the nuclear magnetic equipment according to claim 1, wherein the tooling fixture is characterized in that: the rolling support comprises positioning seats and balls, wherein the positioning seats are circumferentially and uniformly distributed on the fixed disc, the balls are arranged on the positioning seats, and an annular rollaway nest matched with the balls is arranged on the lower end face of the rotating disc.

5. The tooling fixture for drilling the synchronous pulley of the nuclear magnetic equipment according to claim 1, wherein the tooling fixture is characterized in that: the drilling device comprises an electric drill, and the electric drill is erected on the inner side of the rotating disc through a sliding frame.

6. The tooling fixture for drilling the synchronous pulley of the nuclear magnetic equipment according to claim 5, wherein the tooling fixture is characterized in that: the electric drill is characterized in that the sliding frame comprises two fixing blocks which are arranged on the inner side of the fixing disc along the vertical direction at intervals, sliding rods which are arranged on the two fixing blocks along the horizontal direction in parallel, and a support which is arranged on the two sliding rods in a sliding manner, through holes which are matched with the two sliding rods are formed in the two ends of the support, the two sliding rods are in sliding fit with the two through holes, and the electric drill is fixed in the middle of the support along the horizontal direction.

7. The tooling fixture for drilling the synchronous pulley of the nuclear magnetic equipment according to claim 1, wherein the tooling fixture is characterized in that: the device also comprises a base for supporting the fixed disc.

8. The tooling fixture for drilling the synchronous pulley of the nuclear magnetic equipment according to claim 1, wherein the tooling fixture is characterized in that: the rolling support comprises balls which are circumferentially and uniformly distributed between the fixed disc and the rotating disc, and annular rollaway nest matched with the balls is arranged on the upper surface of the fixed disc and the lower surface of the rotating disc.

9. The tooling fixture for synchronous pulley drilling of nuclear magnetic equipment according to any one of claims 1-8, wherein: the fixed disk and the rotating disk are provided with through holes matched with the inner holes of the synchronous pulleys.