CN219226216U

CN219226216U - Device for moving and assembling cathode base filament

Info

Publication number: CN219226216U
Application number: CN202320630696.0U
Authority: CN
Inventors: 钟富才; 王立东
Original assignee: Hebei Zhonghang High Energy Technology Co ltd
Current assignee: Hebei Zhonghang High Energy Technology Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-06-20
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a device for moving and assembling a cathode seat filament, which comprises an assembly base, wherein a dovetail groove sliding rail is fixed above the assembly base, a moving mechanism is arranged above the dovetail groove sliding rail, a cathode seat fixing and adjusting mechanism is arranged above the moving mechanism, the cathode seat fixing and adjusting mechanism comprises a sliding seat, a thread adjusting gasket is arranged at the bottom of the sliding seat, a stand column is fixed at the left end of the dovetail groove sliding rail, a filament clamping mechanism is fixed at the top of the stand column, the filament clamping mechanism comprises a cylindrical guide column, and oil-free bushings are arranged at two sides of the cylindrical guide column. The device for assembling the cathode base filament in a moving way is simple and convenient to operate and accurate in positioning, simplifies the assembling process while meeting the installation precision, reduces the assembling damage rate of the filament, improves the working efficiency of cathode assembly of electron beam welding equipment, and reduces the production cost.

Description

Device for moving and assembling cathode base filament

Technical Field

The utility model relates to the field of cathode assembly assembling equipment in electron beam welding, in particular to a device for moving and assembling a cathode base lamp wire.

Background

The basic principle of electron beam welding is that a cathode in an electron gun is heated to emit electrons, the electrons can form an electron beam with extremely high energy density through focusing of an electromagnetic field under the acceleration of a high-voltage electrostatic field, the electron beam is used for bombarding a workpiece, huge kinetic energy is converted into heat energy, the workpiece at a welding position is melted, and a molten pool is formed, so that the welding of the workpiece is realized.

In the assembly fixture of the existing cathode assembly, a sliding rail of a sliding groove of a base is a square groove, a gap is large, gaps in the width direction and the height direction are not easy to adjust, a filament seat mounting groove and the sliding rail move back and forth, the filament seat mounting groove and the sliding rail are pushed by manpower, the force is not easy to control, the movement is unstable, and a filament is easy to crash. And in addition, the thickness of the height adjusting pad in the assembly tool is not easy to adjust, the gasket is easy to fall out when the cathode seat is replaced, and meanwhile, the positioning piece is not arranged, and the sizes of the filament seat fixing mechanism and the filament fixing mechanism in the X-center line direction, the Y-direction and the Z-direction are not easy to align and are not easy to adjust.

Disclosure of Invention

The utility model aims to provide a device for moving and assembling a cathode base filament, which is simple and convenient to operate and accurate in positioning, simplifies the assembly process while meeting the installation precision, reduces the assembly damage rate of the filament, improves the working efficiency of cathode assembly of electron beam welding equipment and reduces the production cost.

In order to achieve the above purpose, the utility model provides a device for moving and assembling a cathode seat filament, which comprises an assembling base, wherein a dovetail groove sliding rail is fixed above the assembling base, a moving mechanism is arranged above the dovetail groove sliding rail, a cathode seat fixing and adjusting mechanism is arranged above the moving mechanism, the cathode seat fixing and adjusting mechanism comprises a sliding seat, a thread adjusting gasket is arranged at the bottom of the sliding seat, a stand column is fixed at the left end of the dovetail groove sliding rail, a filament clamping mechanism is fixed at the top of the stand column, the filament clamping mechanism comprises a cylindrical guide column, and oil-free bushings are arranged at two sides of the cylindrical guide column.

Preferably, the dovetail groove sliding rail comprises a sliding table, and a moving knob is arranged on the outer side of the sliding table.

Preferably, the moving mechanism comprises a gear and a rack, and the rack is positioned below the gear.

Preferably, the cathode seat is arranged in the sliding seat, the inner cross section of the sliding seat is equal to the cross section of the cathode seat in size, and the outer surface of the sliding seat is provided with a first positioning jackscrew.

Preferably, the bottom end of the upright post is embedded on the assembly base, a second positioning jackscrew is arranged at the bottom of the upright post, and a positioning block is arranged at the inner side of the upright post.

Preferably, the bottom of the cylindrical guide post is connected with a lower filament fixing plate, an upper filament fixing plate is arranged above the lower filament fixing plate, a clamping knob is arranged at the top of the upper filament fixing plate, and a spring is arranged at the bottom of the clamping knob.

Therefore, the device for assembling the filament of the cathode base in a moving way is adopted, the dimensions of the filament in the X axis, the Y axis and the Z axis relative to the cathode base can be precisely adjusted by adopting the jackscrew on tool assembly, and the assembly tool for the cathode assembly is simple and convenient to operate and precise in positioning, simplifies the assembly process while meeting the installation precision, reduces the assembly damage rate of the filament, improves the working efficiency of cathode assembly of electron beam welding equipment and reduces the production cost.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

FIG. 1 is a front view of an embodiment of a device for moving assembly of a cathode base filament according to the present utility model;

fig. 2 is a top view of an embodiment of a device for moving and assembling a cathode base filament according to the present utility model.

Reference numerals

1. Assembling a base; 2. dovetail groove slide rails; 3. a rack; 4. a gear; 5. a sliding seat; 6. a cathode base; 7. a thread adjusting gasket; 8. a positioning key; 9. a first positioning jackscrew; 10. a column; 11. a positioning block; 12. a cylindrical guide post; 13. an oilless bushing; 14. a filament upper fixing plate; 15. a filament lower fixing plate; 16. a clamping knob; 17. a spring; 18. a filament; 19. a sliding table; 20. a second positioning jackscrew; 21. a locking knob; 22. the knob is moved.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

Example 1

As shown in fig. 1-2, a device for moving and assembling a cathode base filament comprises an assembling base 1, wherein a dovetail groove sliding rail 2 is fixed above the assembling base 1, the dovetail groove sliding rail 2 comprises a sliding table 19, and a moving knob 22 is arranged on the outer side of the sliding table 19. And a moving mechanism is arranged above the dovetail groove sliding rail 2 and comprises a gear 4 and a rack 3, and the rack 3 is positioned below the gear 4. By rotating the movement knob 22, the gear 4 can be caused to move the rack 3.

The cathode seat fixing and adjusting mechanism is arranged above the moving mechanism and comprises a sliding seat 5, the cathode seat 6 is arranged inside the sliding seat 5, and the size of the cross section inside the sliding seat 5 is equal to that of the cross section of the cathode seat 6, so that the cathode seat 6 just enters the sliding seat 5.

The bottom of the sliding seat 5 is provided with a thread adjusting gasket 7, the height of the cathode seat 6 can be conveniently and rapidly adjusted through the thread adjusting gasket 7, and the sizes of the filament 18 and the cathode seat 6 in the Z direction are adjusted. The outer surface of the sliding seat 5 is provided with a first positioning jackscrew 9 which can fix the thread adjusting gasket 7.

The left end of the dovetail groove sliding rail 2 is fixedly provided with a stand column 10, the bottom end of the stand column 10 is embedded on the assembly base 1, and a positioning key 8 is arranged between the stand column 10 and the assembly base 1, so that the dovetail groove sliding rail can play a role in fixing. The bottom of the upright post 10 is provided with a second positioning jackscrew 20, the size of the filament 18 and the cathode seat 6 in the Y direction can be adjusted through the second positioning jackscrew 20, the inner side of the upright post 10 is provided with a positioning block 11, and the size of the filament 18 and the cathode seat 6 in the X direction can be adjusted through adjusting the thickness of the positioning block 11.

The top of the upright post 10 is fixed with a filament clamping mechanism, the filament clamping mechanism comprises a cylindrical guide post 12, and oil-free bushings 13 are arranged on two sides of the cylindrical guide post 12. The bottom of the cylindrical guide pillar 12 is connected with the lower filament fixing plate 15, the upper filament fixing plate 14 is arranged above the lower filament fixing plate 15, the lower filament fixing plate 15 moves in parallel through the cylindrical guide pillar 12, the filament 18 can be more stable, and the movement of the lower filament fixing plate 15 can be more accurate through the oilless bushing 13. The top of the filament upper fixing plate 14 is provided with a clamping knob 16, the filament 18 can be fixed through the clamping knob 16, and the bottom of the clamping knob 16 is provided with a spring 17.

The working principle of the utility model is as follows: firstly, the dovetail groove sliding rail 2 is fixedly arranged on the assembly base 1, two first positioning jackscrews 9 on the dovetail groove sliding rail 2 are screwed, and a locking knob 21 is screwed. Then, through the positioning key 8, the upright post 10 is installed, and then the positioning block 11 is installed. The filament clamping mechanism is then secured to the post 10.

Then the clamping knob 16 is loosened, the filament 18 is installed, the moving knob 22 is rotated, the cathode seat fixing and adjusting mechanism is driven to move through the gear rack, the cathode seat fixing and adjusting mechanism is in butt joint with the filament 18, and the height dimension and the moving direction dimension are measured. The screw thread adjusting washer 7 is rotated to adjust the height of the cathode seat 6, adjust the thickness of the positioning block 11, adjust the first positioning jackscrew 9 on the upright post 10 until the filament 18 is aligned with the X, Y, Z direction of the cathode seat 6, and the above sizes are adjusted to be stationary later.

The early debugging is completed, then the clamping knob 16 is loosened, the filament 18 is installed, and then the filament 18 is clamped. The cathode holder 5 is put into the slide holder 2, and the locking knob 21 is screwed. Then the moving knob 22 is rotated, the cathode seat sliding block fixing mechanism is driven to move through the gear rack, and the gear rack is used as a moving part, so that the lamp filament 18 is assembled more stably and effectively. The sliding seat 5 moves to the positioning block 11 to stop, and the spring plunger pin is fixed to be in butt joint with the filament 18.

After the filament 18 is installed on the cathode seat 5 and fixed, the clamping knob 16 is loosened, the moving knob 22 is rotated, and the cathode seat fixing and adjusting mechanism is driven by the gear rack to move to the right end for positioning, so that the assembly process of the filament 18 is completed.

Therefore, the device for moving and assembling the cathode base filament is simple and convenient to operate and accurate in positioning, simplifies the assembling process while meeting the installation precision, reduces the assembling damage rate of the filament, improves the working efficiency of cathode assembly of electron beam welding equipment, and reduces the production cost.

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 it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. The utility model provides a device that negative pole seat filament moved and assembled which characterized in that: including the assembly base, assembly base top is fixed with the dovetail slide rail, dovetail slide rail top is equipped with moving mechanism, moving mechanism top is equipped with the fixed guiding mechanism of negative pole seat, the fixed guiding mechanism of negative pole seat includes the sliding seat, the sliding seat bottom is equipped with the screw thread adjustment gasket, dovetail slide rail left end is fixed with the stand, the top of stand is fixed with filament fixture, filament fixture includes the cylinder guide pillar, the both sides of cylinder guide pillar are equipped with oilless bush.

2. The apparatus for moving assembly of a cathode base filament according to claim 1, wherein: the dovetail groove sliding rail comprises a sliding table, and a moving knob is arranged on the outer side of the sliding table.

3. The apparatus for moving assembly of a cathode base filament according to claim 1, wherein: the moving mechanism comprises a gear and a rack, and the rack is positioned below the gear.

4. The apparatus for moving assembly of a cathode base filament according to claim 1, wherein: the cathode seat is arranged in the sliding seat, the inner cross section of the sliding seat is equal to the cross section of the cathode seat in size, and a first positioning jackscrew is arranged on the outer surface of the sliding seat.

5. The apparatus for moving assembly of a cathode base filament according to claim 1, wherein: the bottom of the upright post is embedded on the assembly base, a second positioning jackscrew is arranged at the bottom of the upright post, and a positioning block is arranged on the inner side of the upright post.

6. The apparatus for moving assembly of a cathode base filament according to claim 1, wherein: the bottom of the cylindrical guide post is connected with a lower filament fixing plate, an upper filament fixing plate is arranged above the lower filament fixing plate, a clamping knob is arranged at the top of the upper filament fixing plate, and a spring is arranged at the bottom of the clamping knob.