A device for quickly welding quartz tube and quartz flange

Abstract

The present invention relates to the technical field of quartz deep processing, and discloses a device for rapid welding of a quartz tube and a quartz flange, comprising a base and a vertical plate vertically mounted on the base, a crossbeam mounted on one side of the vertical plate, an upper arm and a lower arm movably mounted on one end of the crossbeam, and one end of the upper arm and the lower arm are coaxially connected; a main transmission unit is mounted on the upper arm. After the position of the present invention is adjusted, the servo motor drives the crossbeam to rotate at a low speed through a reducer, thereby driving the outer welding gun and the inner welding gun to rotate around the weld position, achieving the purpose of complete welding, and welding the inner and outer welds of the quartz tube and the flange at one time, with high efficiency and low cost.

Description

Technical Field

[0001] The invention belongs to the technical field of quartz deep processing, and in particular relates to a device for quickly welding a quartz tube and a quartz flange. Background Art

[0002] Quartz tube is a special industrial technical glass made of silicon dioxide. It is a very good basic material. In the field of quartz production, it is often necessary to weld the quartz tube and quartz flange to make them a whole.

[0003] The previous welding methods have the following disadvantages:

[0004] 1. If manual docking is adopted, the training cycle is long, the cost is high, and the efficiency of docking is low;

[0005] 2. In order to ensure the welding of inside and outside, at least two sets of manipulators need to be purchased. The cost of robot welding is too high and the maintenance cost is also high.

[0006] In view of this, the present invention is proposed. Summary of the invention

[0007] In order to solve the above technical problems, the basic concept of the technical solution adopted by the present invention is:

[0008] A device for rapid welding of a quartz tube and a quartz flange comprises a base and a vertical plate vertically mounted on the base, a crossbeam is mounted on one side of the vertical plate, an upper arm and a lower arm are movably mounted on one end of the crossbeam, and one end of the upper arm and the lower arm are coaxially connected;

[0009] A main transmission unit is installed on the upper support arm; wherein the main transmission unit includes a driving gear, a main transmission gear and an upper tooth plate; the upper tooth plate is tilted and movable to penetrate the upper auxiliary support arm, and one end of the upper auxiliary support arm is fixed to the side wall of the upper support arm; a support plate is installed at the bottom of the upper auxiliary support arm, the driving gear is installed on the back of the support plate, the main transmission gear is installed on the upper support arm, the main transmission gear is meshed with the driving gear, and the driving gear is meshed with the upper tooth plate, which is used to drive the tooth plate to move on the upper auxiliary support arm, and an upper extension arm is vertically fixed to the upper end of the upper tooth plate;

[0010] A secondary transmission unit is installed on the lower support arm, which includes a secondary transmission gear, a follower gear and a lower toothed plate. The follower gear is movably installed on the lower auxiliary support arm, the end of the lower auxiliary support arm is fixed on the lower support arm, the secondary transmission gear is installed on the lower support arm, the lower toothed plate is vertically fixed on the lower extension arm, one end of the lower extension arm is movably sleeved on the lower auxiliary support arm, the secondary transmission gear is meshed with the follower gear, and the follower gear is meshed with the lower toothed plate;

[0011] A transmission connection assembly is installed on the upper support arm, which is used to connect the main transmission unit and the auxiliary transmission unit, and achieve drive adjustment for the upper extension arm and the lower extension arm at the same time;

[0012] A steering power unit is also installed on the vertical plate, and the power is connected to the crossbeam to drive the crossbeam to rotate;

[0013] Wherein, an outer welding gun is installed on the upper extension arm, and an inner welding gun is installed on the lower extension arm;

[0014] An inner arc tooth plate is installed on the upper arm, an outer arc tooth plate with the same center as the inner arc tooth plate is installed on the lower arm, and a driving unit is installed on the crossbeam. The driving unit is connected with the inner arc tooth plate and the outer arc tooth plate to drive the inner arc tooth plate and the outer arc tooth plate to move in an arc.

[0015] When welding is completed, the first servo motor is started, and the main transmission gear is engaged through the rotation of the driving gear, and then the main transmission gear engages with the follower transmission pinion at one end of the inclined base plate to rotate. At this time, the transmission sprocket coaxial with the follower transmission pinion will also rotate, so the two transmission sprockets are driven by the transmission chain; thereby, the follower transmission pinion at the other end of the inclined base plate will engage with the secondary transmission gear to drive the follower gear to engage and rotate, and the follower gear engages with the lower toothed plate to drive, ensuring that the outer welding gun and the inner welding gun are reset to the initial state, and the electric push rod works to squeeze the follower gear through the rubber block to form a braking state;

[0016] Then start the second servo motor, which drives the driving gear to rotate. The driving gear engages the inner arc gear plate and the outer arc gear plate to move at the same time, thereby driving the upper arm and the lower arm to fold into an angle. After the state shown in the figure, the oil cylinder is started to push the support platform to move and transport the welded quartz tube out.

[0017] As a preferred embodiment of the present invention, the transmission connection assembly includes an inclined base plate, which is fixed on the upper support arm, and both ends of the inclined base plate are equipped with follower transmission pinions, and a transmission sprocket is coaxially installed on the follower transmission pinion.

[0018] As a preferred embodiment of the present invention, the two transmission sprockets are connected by a transmission chain.

[0019] As a preferred embodiment of the present invention, the two follower transmission pinions are respectively meshed with the main transmission gear and the auxiliary transmission gear for transmission.

[0020] As a preferred embodiment of the present invention, the driving unit includes a driving gear and a second servo motor installed on the back of the crossbeam, the driving shaft of the second servo motor is fixed to the driving gear, the driving gear is located at the inner arc gear plate and the outer arc gear plate for quality inspection, and the driving gear is engaged with the inner arc gear plate and the outer arc gear plate at the same time.

[0021] As a preferred embodiment of the present invention, a first servo motor is installed on the carrier plate, and a driving end of the first servo motor is connected to the driving gear.

[0022] As a preferred embodiment of the present invention, a support platform is installed on the base, the quartz tube and the quartz tube flange are overlapped on the support platform, and the support platform is horizontally aligned with the vertical plate.

[0023] As a preferred embodiment of the present invention, an electric push rod is installed at one end of the lower auxiliary support arm close to the follower gear, and a rubber block is fixed to the driving end of the electric push rod. The rubber block is aligned with the follower gear. When the rubber block is squeezed and fits on the follower gear, the braking purpose is achieved.

[0024] As a preferred embodiment of the present invention, the steering power unit includes a reducer and a servo motor, the reducer is installed on the vertical plate, and the low-speed output shaft of the reducer movably passes through the vertical plate and is connected to the crossbeam section, the high-speed input shaft of the reducer is fixed to the drive shaft of the servo motor, and the servo motor is installed on the reducer housing.

[0025] As a preferred embodiment of the present invention, a horizontal oil cylinder is installed on the vertical plate, and the piston rod end face of the oil cylinder is fixed on the support platform for pushing the support platform to move horizontally on the base to transport the welded quartz tube flange.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] After the position is adjusted, the servo motor drives the crossbeam to rotate at a low speed through the reducer, thereby driving the outer welding gun and the inner welding gun to rotate around the weld position, achieving the purpose of complete welding, and welding the inner and outer welds of the quartz tube and the flange at one time, with high efficiency and low cost.

[0028] The specific implementation modes of the present invention are further described in detail below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In the attached picture:

[0030] Figure 1 The figure is a schematic diagram of the overall structure of a device for rapid welding of a quartz tube and a quartz flange;

[0031] Figure 2 A schematic diagram of the distribution positions of the inner arc tooth plate and the outer arc tooth plate of a device for rapid welding of a quartz tube and a quartz flange;

[0032] Figure 3 The invention relates to a device for rapid welding of a quartz tube and a quartz flange, wherein two follower transmission pinions are respectively meshed with a main transmission gear and a secondary transmission gear;

[0033] Figure 4A side view of a connection structure between a driving gear and a second servo motor of a device for rapid welding of a quartz tube and a quartz flange;

[0034] Figure 5 It is a schematic diagram of the structure of an outer welding gun and an inner welding gun of a device for rapid welding of a quartz tube and a quartz flange after they are opened;

[0035] Figure 6 The present invention is a schematic diagram of a follower gear of a device for rapid welding of a quartz tube and a quartz flange after being braked by an electric push rod.

[0036] In the figure: 1, crossbeam; 2, inner arc tooth plate; 3, main transmission gear; 4, upper support arm; 5, bearing plate; 6, driving gear; 7, upper auxiliary support arm; 8, upper tooth plate; 9, first servo motor; 10, upper extension arm; 11, quartz tube; 12, inclined base plate; 13, lower tooth plate; 14, follower transmission pinion; 15, driving gear; 16, outer arc tooth plate; 17, electric push rod; 18, lower support arm; 19, lower auxiliary support arm; 20, lower extension arm; 21, support platform; 22, oil cylinder; 23, base; 24, servo motor; 25, reducer; 26, vertical plate; 27, auxiliary transmission gear; 28, transmission chain; 29, transmission sprocket; 30, second servo motor; 31, rubber block; 32, follower gear; 33, external welding gun; 34, internal welding gun. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The following embodiments are used to illustrate the present invention.

[0038] Embodiment 1:

[0039] like Figures 1 to 3 As shown, a device for rapid welding of a quartz tube and a quartz flange comprises a base 23 and a vertical plate 26 vertically mounted on the base 23, a crossbeam 1 is mounted on one side of the vertical plate 26, an upper support arm 4 and a lower support arm 18 are movably mounted on one end of the crossbeam 1, and one end of the upper support arm 4 and the lower support arm 18 are coaxially connected;

[0040] A main transmission unit is installed on the upper support arm 4; wherein the main transmission unit includes a driving gear 6, a main transmission gear 3 and an upper tooth plate 8; the upper tooth plate 8 is tilted and movable to penetrate the upper auxiliary support arm 7, and one end of the upper auxiliary support arm 7 is fixed to the side wall of the upper support arm 4; a support plate 5 is installed at the bottom of the upper auxiliary support arm 7, the driving gear 6 is installed on the back of the support plate 5, the main transmission gear 3 is installed on the upper support arm 4, the main transmission gear 3 is meshed with the driving gear 6, and the driving gear 6 is meshed with the upper tooth plate 8, which is used to drive the tooth plate 8 to move on the upper auxiliary support arm 7, and an upper extension arm 10 is vertically fixed to the upper end of the upper tooth plate 8;

[0041] The lower arm 18 is provided with a secondary transmission unit, which includes a secondary transmission gear 27, a follower gear 32 and a lower toothed plate 13. The follower gear 32 is movably mounted on the lower auxiliary arm 19. The end of the lower auxiliary arm 19 is fixed on the lower arm 18. The secondary transmission gear 27 is mounted on the lower arm 18. The lower toothed plate 13 is vertically fixed on the lower extension arm 20. One end of the lower extension arm 20 is movably sleeved on the lower auxiliary arm 19. The secondary transmission gear 27 is meshed with the follower gear 32, and the follower gear 32 is meshed with the lower toothed plate 13.

[0042] The upper arm 4 is provided with a transmission connection assembly, which is used to connect the main transmission unit and the auxiliary transmission unit, and to achieve drive adjustment for the upper extension arm 10 and the lower extension arm 20 at the same time;

[0043] A steering power unit is also installed on the vertical plate 26, and the power is connected to the crossbeam 1 to drive the crossbeam 1 to rotate;

[0044] Among them, an outer welding gun 33 is installed on the upper extension arm 10, and an inner welding gun 34 is installed on the lower extension arm 20;

[0045] An inner arc tooth plate 2 is installed on the upper arm 4, an outer arc tooth plate 16 which is concentric with the inner arc tooth plate 2 is installed on the lower arm 18, and a driving unit is installed on the crossbeam 1. The driving unit is connected to the inner arc tooth plate 2 and the outer arc tooth plate 16 for driving the inner arc tooth plate 2 and the outer arc tooth plate 16 to move in an arc.

[0046] In a specific embodiment, when welding is completed, the first servo motor 9 is started, and the main transmission gear 3 is engaged through the rotation of the driving gear 6, and then the main transmission gear 3 engages with the follower transmission pinion 14 at one end of the inclined base plate 12 to rotate, and at this time, the transmission sprocket 29 coaxial with the follower transmission pinion 14 will also rotate, so the two transmission sprockets 29 are driven through the transmission chain 28; thereby, the follower transmission pinion 14 at the other end of the inclined base plate 12 will engage with the secondary transmission gear 27 to drive the follower gear 32 to engage and rotate, and the follower gear 32 engages with the lower toothed plate 13 to drive, ensuring that the outer welding gun 33 and the inner welding gun 34 are reset to the initial state, and the electric push rod 17 works to squeeze the follower gear 32 through the rubber block 31 to form a braking state;

[0047] Then, the second servo motor 30 is started, and the second servo motor 30 drives the driving gear 15 to rotate, and the driving gear 15 simultaneously engages the inner arc gear plate 2 and the outer arc gear plate 16 to move, thereby driving the upper support arm 4 and the lower support arm 18 to fold into an included angle, such as Figure 5 After the state shown, the oil cylinder 22 is started to push the support platform 21 to move and transport the welded quartz tube 11 out.

[0048] Embodiment 2:

[0049] The difference between the above embodiment and this embodiment is that: Figures 1 to 3 As shown, a device for rapid welding of a quartz tube and a quartz flange, the transmission connection assembly includes an inclined base plate 12, the inclined base plate 12 is fixed on the upper support arm 4, and both ends of the inclined base plate 12 are installed with follower transmission pinions 14, and a transmission sprocket 29 is coaxially installed on the follower transmission pinion 14, and the two transmission sprockets 29 are connected by a transmission chain 28; the two follower transmission pinions 14 are respectively meshed with the main transmission gear 3 and the auxiliary transmission gear 27 for transmission, and the driving unit includes a driving gear 15 and a gear mounted on the horizontal The second servo motor 30 is on the back of the beam 1, and the driving shaft of the second servo motor 30 is fixed to the driving gear 15. The driving gear 15 is located at the inner arc gear plate 2 and the outer arc gear plate 16 for quality inspection, and the driving gear 15 is simultaneously engaged with the inner arc gear plate 2 and the outer arc gear plate 16. The first servo motor 9 is installed on the support plate 5, and the driving end of the first servo motor 9 is connected to the driving gear 6. The support platform 21 is installed on the base 23, and the quartz tube 11 and the quartz tube flange are overlapped on the support platform 21, and the support platform 21 is horizontally aligned with the vertical plate 26.

[0050] In a specific implementation, when it is necessary to adjust the distance from the port of the outer welding gun 33 and the inner welding gun 34 to the weld, the first servo motor 9 is started to drive the driving gear 6 to rotate, and the driving gear 6 rotates to engage with the main transmission gear 3, and then the main transmission gear 3 engages with the follower transmission pinion 14 at one end of the inclined base plate 12 to rotate. At this time, the transmission sprocket 29 coaxial with the follower transmission pinion 14 will also rotate, so the two transmission sprockets 29 are transmitted through the transmission chain 28; thereby achieving the follower transmission pinion 14 at the other end of the inclined base plate 12 will engage with the secondary transmission gear 27 to drive the follower gear 32 to engage and rotate, and the follower gear 32 engages with the lower tooth plate 13 to drive.

[0051] Embodiment 3:

[0052] The difference between the above embodiment and this embodiment is that: Figures 1 to 3 As shown, a device for rapid welding of a quartz tube and a quartz flange is provided, wherein an electric push rod 17 is installed at one end of a lower auxiliary support arm 19 close to a follower gear 32, and a rubber block 31 is fixed to the driving end of the electric push rod 17, and the rubber block 31 is aligned with the follower gear 32. When the rubber block 31 is squeezed and fitted on the follower gear 32, the braking purpose is achieved; the steering power unit comprises a reducer 25 and a servo motor 24, the reducer 25 is installed on a vertical plate 26, and a low-voltage output shaft of the reducer 25 movably passes through the vertical plate 26 and is connected to the cross section of a beam 1, a high-speed input shaft of the reducer 25 is fixed to a driving shaft of the servo motor 24, and the servo motor 24 is installed on a housing of the reducer 25, and a horizontal oil cylinder 22 is installed on the vertical plate 26, and the piston rod end face of the oil cylinder 22 is fixed on a support platform 21, which is used to push the support platform 21 to move horizontally on a base 23 to transport the welded quartz tube flange.

[0053] In a specific implementation, after the position is adjusted, the servo motor 24 works to drive the crossbeam 1 to rotate at a low speed through the reducer 25, thereby driving the outer welding gun 33 and the inner welding gun 34 to rotate around the weld position, thereby achieving the purpose of complete welding, and welding the inner and outer welds of the quartz tube 11 and the flange at one time.

[0054] The implementation principle of the device for rapid welding of a quartz tube and a quartz flange of this embodiment is as follows: the quartz tube 11 and the quartz flange are overlapped on the support 21. Since the support 21 is provided with an arc groove, it can ensure that the quartz flange can be aligned with the end of the quartz tube 11 after being inserted therein, which is convenient for later welding;

[0055] When welding, Figure 1 As shown, the outer welding gun 33 is aimed at the connection between the quartz tube 11 and the flange, and the inner welding gun 34 is aimed at the connection between the quartz tube 11 and the flange;

[0056] When the distance from the port of the outer welding gun 33 and the inner welding gun 34 to the weld needs to be adjusted, the first servo motor 9 is started to drive the driving gear 6 to rotate, the driving gear 6 rotates to mesh with the main transmission gear 3, and then the main transmission gear 3 meshes with the follower transmission pinion 14 at one end of the inclined base plate 12 to rotate, and at this time, the transmission sprocket 29 coaxial with the follower transmission pinion 14 will also rotate, so the two transmission sprockets 29 are driven by the transmission chain 28; thereby, the follower transmission pinion 14 at the other end of the inclined base plate 12 will mesh with the secondary transmission gear 27 to drive the follower gear 32 to mesh and rotate, and the follower gear 32 meshes with the lower toothed plate 13 to drive;

[0057] After the position is adjusted, the servo motor 24 drives the crossbeam 1 to rotate at a low speed through the reducer 25, thereby driving the outer welding gun 33 and the inner welding gun 34 to rotate around the weld position, achieving the purpose of complete welding, and welding the inner and outer welds of the quartz tube 11 and the flange at one time;

[0058] When welding is completed, the first servo motor 9 is started, and the main transmission gear 3 is engaged through the rotation of the driving gear 6, and then the main transmission gear 3 engages with the follower transmission pinion 14 at one end of the inclined base plate 12 to rotate. At this time, the transmission sprocket 29 coaxial with the follower transmission pinion 14 will also rotate, so the two transmission sprockets 29 are driven through the transmission chain 28; thereby, the follower transmission pinion 14 at the other end of the inclined base plate 12 will engage with the secondary transmission gear 27 to drive the follower gear 32 to engage and rotate, and the follower gear 32 engages with the lower toothed plate 13 to drive, ensuring that the outer welding gun 33 and the inner welding gun 34 are reset to the initial state, and the electric push rod 17 works to squeeze the follower gear 32 through the rubber block 31 to form a braking state;

[0059] Then, the second servo motor 30 is started, and the second servo motor 30 drives the driving gear 15 to rotate, and the driving gear 15 simultaneously engages the inner arc gear plate 2 and the outer arc gear plate 16 to move, thereby driving the upper support arm 4 and the lower support arm 18 to fold into an included angle, such as Figure 5 After the state shown, the oil cylinder 22 is started to push the support platform 21 to move and transport the welded quartz tube 11 out.

Claims

1. A device for rapid welding of a quartz tube and a quartz flange, comprising a base (23) and a vertical plate (26) vertically mounted on the base (23), characterized in that: A crossbeam (1) is installed on one side of the vertical plate (26), an upper support arm (4) and a lower support arm (18) are movably installed on one end of the crossbeam (1), and one end of the upper support arm (4) and the lower support arm (18) are coaxially connected; A main transmission unit is mounted on the upper support arm (4); wherein the main transmission unit comprises a driving gear (6), a main transmission gear (3) and an upper toothed plate (8); the upper toothed plate (8) is tiltably movable and penetrates the upper auxiliary support arm (7), and one end of the upper auxiliary support arm (7) is fixed to the side wall of the upper support arm (4); a support plate (5) is mounted on the bottom of the upper auxiliary support arm (7), the driving gear (6) is mounted on the back of the support plate (5), the main transmission gear (3) is mounted on the upper support arm (4), the main transmission gear (3) is meshed with the driving gear (6), and the driving gear (6) is meshed with the upper toothed plate (8), so as to drive the upper toothed plate (8) to move on the upper auxiliary support arm (7), and an upper extension arm (10) is vertically fixed to the upper end of the upper toothed plate (8); A secondary transmission unit is mounted on the lower support arm (18), comprising a secondary transmission gear (27), a follower gear (32) and a lower toothed plate (13); the follower gear (32) is movably mounted on the lower auxiliary support arm (19); the end of the lower auxiliary support arm (19) is fixed on the lower support arm (18); the secondary transmission gear (27) is mounted on the lower support arm (18); the lower toothed plate (13) is vertically fixed on the lower extension arm (20); one end of the lower extension arm (20) is movably sleeved on the lower auxiliary support arm (19); the secondary transmission gear (27) is meshed with the follower gear (32); and the follower gear (32) is meshed with the lower toothed plate (13); A transmission connection assembly is installed on the upper support arm (4), which is used to connect the main transmission unit and the auxiliary transmission unit, and to achieve drive adjustment for the upper extension arm (10) and the lower extension arm (20) at the same time; A steering power unit is also mounted on the vertical plate (26), and its power is connected to the crossbeam (1) for driving the crossbeam (1) to rotate; Wherein, an outer welding gun (33) is installed on the upper extension arm (10), and an inner welding gun (34) is installed on the lower extension arm (20); An inner arc toothed plate (2) is mounted on the upper support arm (4), an outer arc toothed plate (16) coaxial with the inner arc toothed plate (2) is mounted on the lower support arm (18), and a driving unit is mounted on the crossbeam (1). The driving unit is connected to the inner arc toothed plate (2) and the outer arc toothed plate (16) in a power manner and is used to drive the inner arc toothed plate (2) and the outer arc toothed plate (16) to perform circular motion.

2. The device for rapid welding of a quartz tube and a quartz flange according to claim 1, characterized in that: The transmission connection assembly comprises an inclined base plate (12), the inclined base plate (12) being fixed on the upper support arm (4), and a follower transmission pinion (14) being mounted on both ends of the inclined base plate (12), and a transmission sprocket (29) being coaxially mounted on the follower transmission pinion (14).

3. The device for rapid welding of a quartz tube and a quartz flange according to claim 2, characterized in that: The two transmission sprockets (29) are connected in transmission via a transmission chain (28).

4. The device for rapid welding of a quartz tube and a quartz flange according to claim 2, characterized in that: The two follower transmission pinions (14) are respectively meshed with the main transmission gear (3) and the auxiliary transmission gear (27) for transmission.

5. The device for rapid welding of a quartz tube and a quartz flange according to claim 1, characterized in that: The driving unit comprises a driving gear (15) and a second servo motor (30) mounted on the back of the crossbeam (1), wherein the driving shaft of the second servo motor (30) is fixed to the driving gear (15), the driving gear (15) is located between the inner arc tooth plate (2) and the outer arc tooth plate (16), and the driving gear (15) is meshed with the inner arc tooth plate (2) and the outer arc tooth plate (16) at the same time.

6. The device for rapid welding of a quartz tube and a quartz flange according to claim 1, characterized in that: A first servo motor (9) is mounted on the carrier plate (5), and a driving end of the first servo motor (9) is connected to the driving gear (6).

7. The device for rapid welding of a quartz tube and a quartz flange according to claim 1, characterized in that: A support platform (21) is installed on the base (23), the quartz tube (11) and the quartz tube flange are overlapped on the support platform (21), and the support platform (21) is horizontally aligned with the vertical plate (26).

8. The device for rapid welding of a quartz tube and a quartz flange according to claim 1, characterized in that: An electric push rod (17) is installed at one end of the lower auxiliary support arm (19) close to the follower gear (32), and a rubber block (31) is fixed to the driving end of the electric push rod (17). The rubber block (31) is aligned with the follower gear (32). When the rubber block (31) is pressed and fitted on the follower gear (32), the braking purpose is achieved.

9. The device for rapid welding of a quartz tube and a quartz flange according to claim 1, characterized in that: The steering power unit comprises a reducer (25) and a servo motor (24), wherein the reducer (25) is mounted on a vertical plate (26), and a low-speed output shaft of the reducer (25) movably passes through the vertical plate (26) and is connected to the cross section of the crossbeam (1), a high-speed input shaft of the reducer (25) is fixed to a drive shaft of the servo motor (24), and the servo motor (24) is mounted on a housing of the reducer (25).

10. The device for rapid welding of a quartz tube and a quartz flange according to claim 7, characterized in that: A horizontal oil cylinder (22) is installed on the vertical plate (26), and the piston rod end face of the oil cylinder (22) is fixed on the support platform (21) for pushing the support platform (21) to move horizontally on the base (23) to transport the welded quartz tube flange.

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