CN220172061U

CN220172061U - Horn mouth and anode glass tube burning equipment of photomultiplier

Info

Publication number: CN220172061U
Application number: CN202320707349.3U
Authority: CN
Inventors: 孟宪妍; 韩建利; 张利; 汪洋
Original assignee: Langfang Deyin Automation Equipment Co ltd
Current assignee: Langfang Deyin Automation Equipment Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-12-12
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses a bell mouth and anode glass tube sintering device of a photomultiplier, which belongs to the field of photomultiplier manufacturing and comprises a working base, a bell mouth clamping table, a glass tube clamping table, a high-temperature module and a shaping module, wherein a sliding rail is arranged on the top surface of the working base, the bell mouth clamping table, the glass tube clamping table and the high-temperature module are all in sliding connection with the sliding rail through a sliding pedestal, a three-jaw chuck is arranged on the right side of the bell mouth clamping table, a three-finger chuck is arranged on the left side of the glass tube clamping table, the three-jaw chuck and the three-finger chuck are coaxially arranged, the shaping module and the high-temperature module are respectively arranged on two sides of the sliding rail, and the shaping module is close to the bell mouth clamping table. The sintering equipment for the horn mouth and the anode glass tube of the photomultiplier with the structure can realize high-temperature melting and butt joint of the horn mouth and the anode glass tube joint, has good sintering effect and finished product form, and improves sintering efficiency and finished product rate.

Description

Horn mouth and anode glass tube burning equipment of photomultiplier

Technical Field

The utility model relates to the field of manufacturing of photomultiplier tubes, in particular to a sintering device for a horn mouth and an anode glass tube of a photomultiplier tube.

Background

Photomultiplier tube is a vacuum tube device capable of converting an incoming weak light signal into an electrical signal and enhancing the signal to 10 ⁶ -10 ⁸ Multiple, enabling the optical signal to be measured. The bell mouth of the cathode chamber in the photomultiplier and the anode glass shell need to be tightly sealed, and the tightness of the sealing influences the vacuum degree of the photomultiplier and whether various performances of the photomultiplier can be realized. For the horn mouth and the anode glass shell made of glass materials, the sealing process generally adopts a high-temperature heating softening and butt joint mode. Because glass can take place to warp in the heating process, must take shape to the horn mouth, ensures the quality of finished product, and this step is if adopting the manual work to go on then error easily, and the manual work can not accurately judge the time of sintering simultaneously, and the yield is low, and production efficiency is below.

Disclosure of Invention

The utility model aims to provide a sintering device for a horn mouth and an anode glass tube of a photomultiplier, which can realize high-temperature melting and butt joint of the horn mouth and the anode glass tube, has good sintering effect and finished product form, and improves sintering efficiency and finished product rate.

In order to achieve the above purpose, the utility model provides a bell mouth and anode glass tube burning device of a photomultiplier, which comprises a working base, a bell mouth clamping table, a glass tube clamping table, a high temperature module and a shaping module, wherein a sliding rail is arranged on the top surface of the working base, the bell mouth clamping table, the glass tube clamping table and the high temperature module are all in sliding connection with the sliding rail through a sliding pedestal, a three-jaw chuck is arranged on the right side of the bell mouth clamping table, a three-finger chuck is arranged on the left side of the glass tube clamping table, the three-jaw chuck and the three-finger chuck are coaxially arranged, the shaping module and the high temperature module are respectively arranged on two sides of the sliding rail, and the shaping module is close to the bell mouth clamping table.

Preferably, three fixed claws are arranged on the three-claw chuck, the three-claw chuck is arranged on the left rotary disk, a left sleeve shaft rotary motor is arranged in the bell mouth clamping table, the left rotary disk is linked with an output shaft of the left sleeve shaft rotary motor, a claw driving cylinder is arranged on the side face of the bell mouth clamping table, the claw driving cylinder is linked with the three-claw chuck sequentially through a vertical connecting plate and a transmission shaft, an air blowing pipeline is arranged in the bell mouth clamping table, the transmission shaft of the claw driving cylinder is sleeved outside the air blowing pipeline, the transmission shaft of the claw driving cylinder is sleeved outside the left sleeve shaft rotary motor, an air inlet end of the air blowing pipeline is positioned at the left end of the bell mouth clamping table, and an air outlet end of the air blowing pipeline is positioned on the right end face of the three-claw chuck.

Preferably, a clamping finger driving motor is arranged on the right side of the glass tube clamping table, an output shaft of the clamping finger driving motor stretches into the glass tube clamping table and is linked with the three-finger clamping head, the three-finger clamping head is arranged on the right rotating disc, a right sleeve shaft rotating motor is arranged in the glass tube clamping table, the right rotating disc is linked with the right sleeve shaft rotating motor, and the right sleeve shaft rotating motor is sleeved outside the output shaft of the clamping finger driving motor.

Preferably, the high-temperature module comprises a lifting mechanism and a flaming mechanism, the flaming mechanism is fixed on the lifting mechanism, the lifting mechanism is fixed on the sliding pedestal, the lifting mechanism comprises an upper platen, a lower platen, two lifting arms and an adjusting rotary table, the two lifting arms are arranged between the upper platen and the lower platen in a crossed mode, the middle parts of the lifting arms are hinged, the left ends of the lifting arms are respectively hinged with an adjusting sliding block, the right ends of the lifting arms are hinged with a fixed block, the fixed block is fixed on the upper platen or the lower platen, adjusting sliding rails are respectively arranged on the upper platen and the lower platen, one adjusting sliding rail is in sliding connection with the adjusting sliding rails, a threaded rotating shaft is arranged in one adjusting sliding rail, and the tail ends of the threaded rotating shafts extend out of the adjusting sliding rails and are fixedly connected with the adjusting rotary table, and the adjusting sliding blocks are in threaded connection with the threaded rotating shafts.

Preferably, the flame spraying mechanism comprises an inclined table, a gas pipeline and an air supply platform, wherein the inclined table is fixed on the upper table plate, the air supply platform is fixed above the inclined table, the gas pipeline is arranged on the side face of the air supply platform, a plurality of groups of support vertical pipes are arranged on the air supply platform, a flame spraying head is arranged at the top of each support vertical pipe, a plurality of flame spraying heads form a semicircle, and the gas pipeline is communicated with the air supply platform, the support vertical pipes and the flame spraying heads.

Preferably, the shaping module comprises a supporting frame, a parallel moving mechanism, a vertical moving mechanism and a shaping tail end mechanism, the supporting frame is fixed on the side face of the working base table, the parallel moving mechanism is arranged on the top end of the supporting frame and comprises a parallel moving cylinder, a parallel moving track and a parallel moving slide block, the parallel moving slide block is in sliding connection with the parallel moving track and is in linkage with the parallel moving cylinder, the vertical moving mechanism comprises a vertical moving cylinder, a vertical moving track and a vertical moving slide block, the vertical moving slide block is in sliding connection with the vertical moving track and is in linkage with the vertical moving cylinder, and the vertical moving track is fixed above the parallel moving slide block.

Preferably, the shaping end mechanism comprises a fixed supporting plate, a manual adjusting rail, a manual adjusting rotating rod, a connecting plate and shaping wheels, wherein the fixed supporting plate is fixed above the vertical moving sliding block, the manual adjusting rail is fixed on the fixed supporting plate, a top moving sliding block is arranged on the manual adjusting rail, the top moving sliding block is linked with the manual adjusting rotating rod, one end of the connecting plate is fixedly connected with the top moving sliding block, the shaping wheels are arranged below the other end of the connecting plate, the shaping wheels are rotatably connected with a shaft plate arranged below the connecting plate, and the shaping wheels are close to the three-jaw chuck.

Preferably, the side of sliding pedestal is provided with triangle mount, be provided with the slip motor of adjusting the position on the triangle mount, high temperature module the glass pipe clamp platform with parallel movement mechanism's side is provided with the tow chain respectively.

Therefore, the horn mouth and anode glass tube burning equipment of the photomultiplier adopts the structure, the horn mouth is clamped by the horn mouth clamping table, the anode glass tube is clamped by the glass tube clamping table, the burning open fire is provided by the high-temperature module, the horn mouth and the anode glass tube are softened and butted at high temperature, the appearance of a finished product is controlled by the shaping module, the appearance of a burned combined device is round, the burning time is accurately controlled, the burning quality of a finished product is ensured, and the production efficiency is improved.

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

Drawings

FIG. 1 is a schematic diagram of a sintering apparatus for a bell mouth and an anode glass tube of a photomultiplier according to an embodiment of the present utility model;

FIG. 2 is a schematic side view of a high temperature module according to an embodiment of the present utility model;

fig. 3 is a schematic side view of a shaping module according to an embodiment of the utility model.

Reference numerals

1. A work base; 11. a slip rail; 12. a sliding pedestal; 13. triangle fixing frame; 14. a sliding position-adjusting motor; 15. a drag chain; 2. a horn mouth clamping table; 21. a left rotating disk; 22. a fixed claw; 23. an air blowing pipeline; 24. a vertical connecting plate; 25. a claw driving cylinder; 3. shaping module; 31. a support frame; 32. the cylinder is moved in parallel; 33. a vertical moving cylinder; 34. moving the slide block in parallel; 35. vertically moving the slide block; 36. a vertical movement rail; 37. manually adjusting the track; 38. fixing the supporting plate; 39. a connecting plate; 391. manually adjusting the rotating rod; 392. a shaft plate; 393. shaping wheels; 4. a high temperature module; 41. an upper platen; 42. a lower platen; 43. a flame spraying head; 44. supporting a standpipe; 45. an air supply platform; 46. a gas pipeline; 47. an inclined table; 48. a lifting arm; 481. adjusting a turntable; 482. a deflector rod; 483. a threaded spindle; 484. adjusting the sliding rail; 485. an adjusting slide block; 486. a fixed block; 5. a glass tube clamping table; 51. the clamping finger drives the electrical machinery; 52. square fixing frame; 53. a vertical fixing plate; 54. a right rotating disc; 55. three-finger clamping head.

Detailed Description

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

Examples

As shown in the figure, the bell mouth and anode glass tube sintering equipment of the photomultiplier comprises a working base table 1, a bell mouth clamping table 2, a glass tube clamping table 5, a high-temperature module 4 and a shaping module 3. Be provided with on the top surface of work base 1 and slide rail 11, horn mouth clamp platform 2, glass pipe clamp platform 5 and high temperature module 4 all slide through sliding pedestal 12 and slide rail 11 sliding connection, horn mouth clamp platform 2 is located leftmost, glass pipe clamp platform 5 is located the right-hand member, high temperature module 4 is located between horn mouth clamp platform 2 and the glass pipe clamp platform 5. The shaping module 3 and the high-temperature module 4 are respectively arranged on two sides of the sliding rail 11, and the shaping module 3 is close to the horn mouth clamping table 2.

The right side of the bell mouth clamping table 2 is provided with a three-jaw chuck, three fixed jaws 22 are arranged on the three-jaw chuck, and the bell mouth is fixed by clamping the three fixed jaws 22. The three-jaw chuck is arranged on the left rotary disk 21, a left sleeve shaft rotary motor is arranged in the bell mouth clamping table 2, and the left rotary disk 21 is linked with an output shaft of the left sleeve shaft rotary motor so that the three-jaw chuck can clamp the bell mouth and rotate simultaneously. The side of the bell mouth clamping table 2 is provided with a claw driving cylinder 25, and the claw driving cylinder is linked with the three-jaw chuck sequentially through a vertical connecting plate 24 and a transmission shaft.

An air blowing pipeline 23 is arranged in the bell mouth clamping table 2, a transmission shaft of a claw driving cylinder 25 is sleeved outside the air blowing pipeline 23, a left sleeve shaft rotating motor is sleeved outside the transmission shaft of the claw driving cylinder 25, an air inlet end of the air blowing pipeline 23 is positioned at the left end of the bell mouth clamping table 2, and an air outlet end of the air blowing pipeline 23 is positioned on the right end face of the three-claw chuck. The air blowing pipe 23 is filled with inert gas during the burning process, and maintains the internal shape of the bell mouth. The nesting connection structure of the blowing pipeline 23, the left sleeve shaft rotating motor and the transmission shaft of the claw driving cylinder 25 belongs to the conventional technology in the existing industrial design, and is commonly used in lathes and machine tools, so that the nesting connection structure is not repeated.

The left side of the glass tube clamp stand 5 is provided with a three-finger chuck 55, and the three-jaw chuck is coaxially arranged with the three-finger chuck 55. The right side of the glass tube clamp table 5 is provided with a clamping finger driving motor 51, the clamping finger driving motor 51 is arranged on a square fixing frame 52, and an output shaft of the clamping finger driving motor 51 penetrates through the square fixing frame 52 to extend into the glass tube clamp table 5 and is linked with a three-finger clamping head 55. The right end of the clamping finger driving motor 51 is fixedly connected with the glass tube clamp table 5 through a vertical fixing plate 53, and has the functions of reinforcement and vibration prevention. The three-finger chuck 55 is arranged on the right rotary disk 54, a right sleeve shaft rotary motor is arranged in the glass tube clamping table 5, the right rotary disk 54 is linked with the right sleeve shaft rotary motor, and the right sleeve shaft rotary motor is sleeved outside the output shaft of the finger clamping driving motor 51, so that the three-finger chuck 55 rotates while clamping the anode glass tube. The sleeving structure of the output shaft of the finger-clamping driving motor 51 and the right sleeve shaft rotating motor also belongs to the prior art, and is not repeated here.

The high temperature module 4 includes a lifting mechanism and a flame spraying mechanism, the flame spraying mechanism is fixed on the lifting mechanism, and the lifting mechanism is fixed on the sliding pedestal 12. The lifting mechanism comprises an upper bedplate 41, a lower bedplate 42, two lifting arms 48 and an adjusting turntable 481, wherein the two lifting arms 48 and the adjusting turntable 481 are arranged between the upper bedplate 41 and the lower bedplate 42, the two lifting arms 48 are arranged in a crossed manner, and the middle parts of the lifting arms 48 are hinged. The left ends of the two lifting arms 48 are respectively hinged with the adjusting sliding blocks 485, the right ends of the lifting arms 48 are hinged with the fixing blocks 486, and the fixing blocks 486 are fixed on the upper bedplate 41 or the lower bedplate 42. The upper bedplate 41 and the lower bedplate 42 are also respectively provided with an adjusting slide rail 484, an adjusting slide block 485 is in sliding connection with the adjusting slide rails 484, one adjusting slide rail 484 is provided with a threaded rotating shaft 483, the tail end of the threaded rotating shaft 483 extends out of the adjusting slide rail 484 and is fixedly connected with the adjusting rotary plate 481, and the adjusting slide block 485 is in threaded connection with the threaded rotating shaft 483.

When the dial 482 on the adjustment dial 481 is shifted clockwise or counterclockwise, the adjustment dial 481 rotates and drives the screw shaft 483 to rotate, and the rotation of the screw shaft 483 causes the adjustment slider 485 to slide in the adjustment slide 484, thereby causing the two ends of the lifting arm 48 to approach or separate. When the two ends of the lifting arm 48 are close, the upper platen 41 is lifted to lift the flame spraying mechanism; when the two ends of the lifting arm 48 are far away, the upper platen 41 descends, the flame spraying mechanism is lowered, and the strength of fire is controlled.

The flame spraying mechanism includes an inclined table 47, a gas pipe 46, and an air supply table 45, the inclined table 47 is fixed to the upper platen 41, and the air supply table 45 is fixed above the inclined table 47. The gas pipeline 46 is arranged on the side surface of the gas feeding platform 45, a plurality of groups of support vertical pipes 44 are arranged on the gas feeding platform 45, two support vertical pipes 44 are arranged in each group, the two support vertical pipes 44 are arranged side by side, a flame spraying head 43 is arranged between the top ends of the two support vertical pipes 44, and the plurality of flame spraying heads 43 form a semicircle. The gas pipeline 46 is communicated with the gas feeding platform 45, the supporting vertical pipes 44 and the flame spraying heads 43, combustible gas is fed into the flame spraying heads 43 through the gas pipeline 46, a flame is generated after the flame is ignited, and a semicircular flame wall is formed by the plurality of flame spraying heads 43. In the burning process, the semicircular fire wall provides heat for the rotating bell mouth and the anode glass tube.

The shaping module 3 comprises a support frame 31, a parallel moving mechanism, a vertical moving mechanism and a shaping tail end mechanism, wherein the support frame 31 is fixed on the side face of the working base table 1, the parallel moving mechanism is arranged at the top end of the support frame 31 and comprises a parallel moving cylinder 32, a parallel moving track and a parallel moving sliding block 34, and the parallel moving sliding block 34 is in sliding connection with the parallel moving track and is linked with the parallel moving cylinder 32. When the parallel moving cylinder 32 is activated, the vertical moving mechanism on the parallel moving slider 34 slides along a square parallel to the work base 1. The vertical moving mechanism comprises a vertical moving cylinder 33, a vertical moving rail 36 and a vertical moving slide block 35, wherein the vertical moving slide block 35 is connected with the vertical moving rail 36 in a sliding way and is linked with the vertical moving cylinder 33, the vertical moving rail 36 is fixed above the parallel moving slide block 34, and when the vertical moving cylinder 33 is started, the shaping end mechanism on the vertical moving slide block 35 moves along the direction vertical to the workbench 1, namely, is far away from or near the workbench 1.

The shaping end mechanism comprises a fixed supporting plate 38, a manual adjusting track 37, a manual adjusting rotating rod 391, a connecting plate 39 and shaping wheels 393, wherein the fixed supporting plate 38 is fixed above the vertical moving slide block 35, the manual adjusting track 37 is fixed on the fixed supporting plate 38, a top moving slide block is arranged on the manual adjusting track 37, the manual adjusting rotating rod 391 is in threaded connection with a vertical plate positioned on the fixed supporting plate 38, and one end of the connecting plate 39 is fixedly connected with the top moving slide block. The top moving slider is interlocked with the manual adjustment lever 391, and when the manual adjustment lever 391 is rotated, the top moving slider and the connection plate 39 advance or retreat along the manual adjustment rail 37. A shaping wheel 393 is arranged below the other end of the connecting plate 39, and the shaping wheel 393 is rotatably connected with a shaft plate 392 arranged below the connecting plate 39. When the shaping wheel 393 is close to the three-jaw chuck, the outer layer shapes of the horn mouth and the anode glass tube in rotation can be standardized, so that the horn mouth and the anode glass tube in melting deformation are kept round.

The side of sliding pedestal 12 is provided with triangle mount 13, is provided with the slip positioning motor 14 on the triangle mount 13, can adjust the position of glass pipe clamp platform 5 and high temperature module 4 through the slip positioning motor 14, is convenient for material loading, unloading, also is convenient for adapt to the raw materials of different sizes, different length. The high-temperature module 4, the glass tube clamping table 5 and the side surfaces of the parallel moving mechanism are respectively provided with a drag chain 15 for protecting the connecting cables. Both the high temperature module 4 and the shaping module 3 have manually adjusted components, which are manually involved in the machining process.

Therefore, the horn mouth and anode glass tube burning equipment of the photomultiplier adopts the structure, the horn mouth is clamped by the horn mouth clamping table 2, the anode glass tube is clamped by the glass tube clamping table 5, burning open fire is provided by the high-temperature module 4, the horn mouth and the anode glass tube are softened and butted at high temperature, the appearance of a finished product is controlled by the shaping module 3, and the shape of the inner layer of the product is protected by blowing through the blowing pipeline 23 in the horn mouth, so that the outer layer and the inner layer of the burned combined device are round. And the mechanical automation precisely controls the sintering time, ensures the sintering quality of the finished product and improves the production 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 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 photomultiplier's horn mouth and positive pole glass tube burn connect equipment which characterized in that: including work base platform, horn mouth clamp platform, glass pipe clamp platform, high temperature module, plastic module, be provided with the track that slides on the top surface of work base platform, horn mouth clamp platform the glass pipe clamp platform with high temperature module is all through sliding pedestal with track sliding connection slides, the right side of horn mouth clamp platform is provided with three-jaw chuck, the left side of glass pipe clamp platform is provided with three-jaw chuck, three-jaw chuck with three-jaw chuck coaxial arrangement, plastic module with high temperature module set up respectively in slide orbital both sides, the plastic module is close to the horn mouth clamp platform.

2. The device for sintering a bell mouth and an anode glass tube of a photomultiplier according to claim 1, wherein: the three-jaw chuck is provided with three fixed jaws, the three-jaw chuck is arranged on a left rotary disk, a left sleeve shaft rotating motor is arranged in a bell mouth clamping table, the left rotary disk is linked with an output shaft of the left sleeve shaft rotating motor, a jaw driving cylinder is arranged on the side face of the bell mouth clamping table, the jaw driving cylinder is linked with the three-jaw chuck sequentially through a vertical connecting plate and a transmission shaft, an air blowing pipeline is arranged in the bell mouth clamping table, the transmission shaft of the jaw driving cylinder is sleeved outside the air blowing pipeline, the transmission shaft of the jaw driving cylinder is sleeved outside the left sleeve shaft rotating motor, an air inlet end of the air blowing pipeline is positioned at the left end of the bell mouth clamping table, and an air outlet end of the air blowing pipeline is positioned on the right end face of the three-jaw chuck.

3. The device for sintering a bell mouth and an anode glass tube of a photomultiplier according to claim 2, wherein: the glass tube clamping device is characterized in that a clamping finger driving motor is arranged on the right side of the glass tube clamping platform, an output shaft of the clamping finger driving motor stretches into the glass tube clamping platform and is linked with the three-finger clamping head, the three-finger clamping head is arranged on a right rotating disc, a right sleeve shaft rotating motor is arranged in the glass tube clamping platform, the right rotating disc is linked with the right sleeve shaft rotating motor, and the right sleeve shaft rotating motor is sleeved outside the output shaft of the clamping finger driving motor.

4. The device for sintering a bell mouth and an anode glass tube of a photomultiplier according to claim 1, wherein: the high-temperature module comprises a lifting mechanism and a flaming mechanism, wherein the flaming mechanism is fixed on the lifting mechanism, the lifting mechanism is fixed on the sliding pedestal, the lifting mechanism comprises an upper platen, a lower platen and two lifting arms and an adjusting rotary table, the two lifting arms are arranged between the upper platen and the lower platen in a crossing way, the middle parts of the lifting arms are hinged, the left ends of the lifting arms are respectively hinged with an adjusting slide block, the right ends of the lifting arms are hinged with a fixed block, the fixed block is fixed on the upper platen or the lower platen, adjusting slide rails are respectively arranged on the upper platen and the lower platen, the adjusting slide blocks are in sliding connection with the adjusting slide rails, one of the adjusting slide rails is provided with a threaded rotary shaft, and the tail ends of the threaded rotary shafts extend out of the adjusting slide rails and are fixedly connected with the adjusting rotary table, and the adjusting slide blocks are in threaded connection with the threaded rotary shafts.

5. The device for sintering a bell mouth and an anode glass tube of a photomultiplier according to claim 4, wherein: the flame spraying mechanism comprises an inclined table, a gas pipeline and an air supply platform, wherein the inclined table is fixed on the upper table plate, the air supply platform is fixed above the inclined table, the gas pipeline is arranged on the side face of the air supply platform, a plurality of groups of support vertical pipes are arranged on the air supply platform, a flame spraying head is arranged at the top of each support vertical pipe, a plurality of flame spraying heads form a semicircle, and the gas pipeline is communicated with the air supply platform, the support vertical pipes and the flame spraying heads.

6. The device for sintering a bell mouth and an anode glass tube of a photomultiplier according to claim 1, wherein: the shaping module comprises a supporting frame, a parallel moving mechanism, a vertical moving mechanism and a shaping tail end mechanism, wherein the supporting frame is fixed on the side face of the working base table, the parallel moving mechanism is arranged at the top end of the supporting frame and comprises a parallel moving cylinder, a parallel moving track and a parallel moving sliding block, the parallel moving sliding block is in sliding connection with the parallel moving track and is in linkage with the parallel moving cylinder, the vertical moving mechanism comprises a vertical moving cylinder, a vertical moving track and a vertical moving sliding block, the vertical moving sliding block is in sliding connection with the vertical moving track and is in linkage with the vertical moving cylinder, and the vertical moving track is fixed above the parallel moving sliding block.

7. The device for sintering a bell mouth and an anode glass tube of a photomultiplier according to claim 6, wherein: the shaping end mechanism comprises a fixed supporting plate, a manual adjusting rail, a manual adjusting rotating rod, a connecting plate and shaping wheels, wherein the fixed supporting plate is fixed above the vertical moving sliding block, the manual adjusting rail is fixed on the fixed supporting plate, a top moving sliding block is arranged on the manual adjusting rail, the top moving sliding block is linked with the manual adjusting rotating rod, one end of the connecting plate is fixedly connected with the top moving sliding block, the shaping wheels are arranged below the other end of the connecting plate and are rotatably connected with a shaft plate arranged below the connecting plate, and the shaping wheels are close to the three-jaw chuck.

8. The device for sintering a bell mouth and an anode glass tube of a photomultiplier according to claim 7, wherein: the side of sliding pedestal is provided with the triangle mount, be provided with the slip positioning motor on the triangle mount, high temperature module the glass pipe clamp platform with parallel movement mechanism's side is provided with the tow chain respectively.