A tubular quartz glass welding and bending jig

Abstract

The present invention discloses a tubular quartz glass welding bending jig, which relates to a quartz product welding technical field. The invention includes welding of various components on quartz products, the quartz products include a quartz long tube and a plurality of quartz short tubes and quartz protrusions arranged on the side wall of the quartz long tube, the jig includes a fixing component, a support block and a limit block arranged on the fixing component, the fixing component includes a fixing front part and a fixing rear part; the fixing component is provided with a positioning boss for positioning the quartz long tube; the supporting block is provided with a plurality of grooves, and the plurality of grooves are arranged on the supporting end face in parallel and equidistantly, and the welding positioning of the quartz long tube and the plurality of quartz short tubes can be realized by cooperating with the grooves and the fixing component; the limit block can be used for positioning welding of the quartz protrusions on the quartz long tube; without manual measurement, accurate, stable and efficient welding processing of quartz products can be realized, and the skill requirements of employees can also be reduced.

Description

Technical Field

[0001] The invention relates to the technical field of quartz product welding, and more specifically to a tubular quartz glass welding and bending jig. Background Art

[0002] Currently, quartz tube welding is mostly done manually, with the dimensions being measured while welding is performed; this is inefficient, has poor stability, and requires certain operating skills from employees. Summary of the invention

[0003] In order to overcome the above problems, a tubular quartz glass welding and bending jig is provided, which can realize accurate, stable and efficient welding processing of quartz products without manual measurement, and can also reduce the skill requirements of employees' operation.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions: a tubular quartz glass welding and bending jig, used for welding various components on a quartz product, the quartz product comprising a quartz long tube and a plurality of quartz short tubes and quartz protrusions arranged on the side wall of the quartz long tube, characterized in that the jig comprises a fixing assembly, a supporting block and a limiting block arranged on the fixing assembly; the fixing assembly is provided with a positioning boss for positioning the quartz long tube; the supporting block is provided with a plurality of grooves, which are arranged in parallel and equidistantly on the end face of the supporting block, and the welding positioning of the quartz long tube and the plurality of quartz short tubes can be achieved by cooperating with the grooves and the fixing assembly; the limiting block can be used for positioning welding of the quartz protrusions on the quartz long tube.

[0005] The invention provides a tubular quartz glass welding and bending jig, wherein the quartz product to be welded is a special-shaped quartz glass tube, the special-shaped quartz glass tube comprises a quartz long tube to be bent, the quartz long tube is softened by flame processing, and then manually bent at a fixed point, the bent quartz long tube comprises a first long tube section, a bending section and a second long tube section, a quartz protrusion is connected to the side wall of the first long tube section by false welding, a plurality of quartz short tubes are vertically connected to the second long tube section by false welding, there are three quartz short tubes in total, and two adjacent quartz short tubes are arranged equidistantly. The fixture designed by the present invention mainly includes the above-mentioned special-shaped quartz tube, and the support block is connected with the fixed component in a cooperative manner, so that the three quartz short tubes can be accurately aligned with the bent quartz long tube on the fixed component through the corresponding three grooves. The welding process does not require dimensional measurement and manual assistance of the welding position, and during the welding process, the quartz short tube and the quartz long tube after the bending process have good stability; the quartz protrusion is falsely welded on the first long tube section, the end of the quartz long tube is tightly pressed against the fixed component, and the limit block is arranged on the fixed component at a certain horizontal distance from the fixed tightening end face. This structure can realize the accurate positioning of the quartz protrusion on the quartz short tube. The welding process does not require dimensional measurement and manual assistance of the welding position, and during the welding process, the quartz protrusion and the quartz long tube after the bending process have good stability.

[0006] Preferably, the fixed component includes a fixed front part and a fixed rear part, and the positioning boss includes a plurality of first linear positioning surfaces arranged at the fixed front part, a plurality of second linear positioning surfaces arranged at the fixed rear part, and a plurality of third linear positioning surfaces, a plurality of first linear positioning surfaces connected to form a first linear surface, a plurality of third linear positioning surfaces connected to form a third linear surface, and the two planes are staggered. The fixed rear part is used to assist in bending; the positioning boss includes a positioning boss 1 arranged at the fixed front part and a positioning boss 2 arranged at the positioning rear part; the first linear positioning surface, the second linear positioning surface and the third linear positioning surface are connected to form a bending curve, and flame processing can be used to make the first long tube section, the bending section and the second tube section on the quartz long tube fit with the first linear positioning surface, the second linear positioning surface and the third linear positioning surface to form a curve that coincides with the bending curve, thereby ensuring the straightness of each section.

[0007] Preferably, the fixed front portion is provided with a plurality of circular through holes arranged equidistantly along the first linear plane, and the fixed rear portion is provided with a plurality of circular through holes arranged equidistantly along the third linear plane.

[0008] Preferably, an arc groove is provided in the end wall of the connection end of the fixed front part and the fixed rear part, and after the fixed front part and the fixed rear part are spliced, the two arc grooves can be combined to form a combined through hole with the circular through hole, and the third linear positioning surface is arranged along the line connecting the centers of the circular through hole on the side of the fixed rear part closest to the combined through hole and the combined through hole. The design of the small hole structure can make the quartz long tube more fully fired and avoid product deformation caused by the quartz long tube not being fired through.

[0009] Preferably, a comparison jig 1 that can be partially inserted into the combined through hole is provided on the fixed component, and a comparison jig 2 that can be partially inserted into the circular through hole on one side close to the combined through hole is provided on the fixed rear portion. The comparison jig 1 and the comparison jig 2 can be used to compare whether the bending angle of the bending section of the bent quartz long tube meets the requirements.

[0010] Preferably, the comparison jig 1 includes a connecting section 1, a connecting section 2 vertically arranged at the end of the connecting section 1, and a connecting section 3 vertically arranged at the end of the connecting section 2. The connecting section 3 is a fan-shaped structure, and an arc groove 1 is arranged in the connecting section 3. The end surfaces of the connecting section 3 on both sides of the arc groove 1 are respectively a horizontal surface 1 and an inclined surface 1.

[0011] Preferably, the comparison fixture 2 includes a connecting segment 4, a connecting segment 5 vertically arranged at the end of the connecting segment, and a connecting segment 6 vertically arranged at the end of the connecting segment 5. The connecting segment 6 is a fan-shaped structure, and an arc groove 2 is arranged in the connecting segment 6. The end faces of the connecting segment 6 on both sides of the arc groove 2 are an inclined surface 2 and a horizontal surface 2, respectively.

[0012] Preferably, a mounting section is provided on the end wall of the fixed rear part, and a mounting groove with an open bottom is provided on the end wall of the support block, and the fixed rear part and the support block can be installed in a limited position through the matching connection of the mounting section and the mounting groove. This structure facilitates the fixed installation of the fixed rear part and the support.

[0013] Preferably, a projection is provided on the end surface of the limit block, a projection groove is provided on the fixed front portion, and the limit block is installed by assembling the projection and the projection groove. This structure facilitates the positioning and installation of the fixed front portion and the limit block.

[0014] As a preference, a front baffle is provided on the fixed front portion. This structure can be used to locate the head position of the quartz long tube.

[0015] Compared with the prior art, the present invention has the following advantages: (1) accurate, stable and efficient welding processing of quartz products can be achieved without manual measurement, while reducing the skill requirements of employees; (2) the circular through holes on the jig are used to facilitate flame processing and adjust the straightness of the product so that the product shape meets the bending curve requirements 3 (3) the jig material is high-purity graphite to prevent metal ions from contaminating the product, and the thermal expansion coefficient of graphite is small, so the deformation during high-temperature processing is small and the precision is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of a tubular quartz glass welding and bending jig of the present invention;

[0017] Figure 2 yes Figure 1 Sectional view at "AA" in the figure;

[0018] Figure 3 yes Figure 1 Sectional view at "BB" in the middle;

[0019] Figure 4 It is a structural schematic diagram of the fixed front part of the present invention;

[0020] Figure 5 It is a structural schematic diagram of the fixed front part of the present invention;

[0021] Figure 6 is a schematic structural diagram of a support block of the present invention;

[0022] Figure 7 It is a structural schematic diagram of a comparison jig 1 of the present invention;

[0023] Figure 8 It is a structural schematic diagram of the comparison fixture 2 of the present invention;

[0024] In the figure: quartz product 100; quartz long tube 101; quartz short tube 102; quartz bump 103; first long tube section 104; bent section 105; second long tube section 106; fixing assembly 200; fixing front part 201; fixing rear part 202; first linear positioning surface 203; second linear positioning surface 204; third linear positioning surface 205; positioning boss 1 206; positioning boss 2 207; bent curve 208; circular through hole 209; arc groove 210; combined through hole 211; installation Mounting section 212; mounting groove 213; front baffle 214; support block 300; groove 301; limit block 400; protrusion 401; protrusion groove 402; comparison fixture 1 500; connecting section 1 501; connecting section 2 502; connecting section 3 503; arc groove 1 504; horizontal plane 1 505; inclined plane 1 506; comparison fixture 2 600; connecting section 4 601; connecting section 5 602; connecting section 6 603; arc groove 2 604; inclined plane 2 605; horizontal plane 2 606. DETAILED DESCRIPTION

[0025] It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

[0026] The technical solution of the invention is further described in detail below through specific embodiments and in conjunction with the accompanying drawings:

[0027] Example 1: A tubular quartz glass welding and bending jig (see attached Figure 1-8 ), used for welding various components on a quartz product 100, the quartz product includes a quartz long tube 101 and three quartz short tubes 102 and a quartz bump 103 arranged on the side wall of the quartz long tube, and is characterized in that the fixture includes a fixing component 200, a support block 300 and a limit block 400 arranged on the fixing component; the fixing component is provided with a positioning boss for positioning the quartz long tube; the support block is provided with three grooves 301, and the three grooves are arranged in parallel and equidistantly on the end face of the support block. Through the cooperation of the grooves and the fixing component, the welding positioning of the quartz long tube and several quartz short tubes can be realized; the limit block can be used for positioning welding of the quartz bump on the quartz long tube. A bump 401 is provided on the end face of the limit block, and a bump groove 402 is provided on the fixed front part. The limit block is installed by assembling the bump and the bump groove group. This structure facilitates the positioning and installation of the fixed front part and the limit block. The present invention provides a tubular quartz glass welding and bending jig, wherein the quartz product to be welded is a special-shaped quartz glass tube, the special-shaped quartz glass tube comprises a quartz long tube to be bent, the quartz long tube is softened by flame processing, and then manually bent at a fixed point, the bent quartz long tube comprises a first long tube section 104, a bending section 105 and a second long tube section 106, a quartz protrusion is connected to the side wall of the first long tube section by false welding, a plurality of quartz short tubes are vertically connected to the second long tube section by false welding, there are three quartz short tubes in total, and two adjacent quartz short tubes are arranged equidistantly.

[0028] The fixture designed by the present invention mainly includes the above-mentioned special-shaped quartz tube, and the support block is connected with the fixed component in a cooperative manner, so that the three quartz short tubes can be accurately aligned with the bent quartz long tube on the fixed component through the corresponding three grooves. The welding process does not require dimensional measurement and manual assistance of the welding position, and during the welding process, the quartz short tube and the quartz long tube after the bending process have good stability; the quartz protrusion is falsely welded on the first long tube section, the end of the quartz long tube is tightly pressed against the fixed component, and the limit block is arranged on the fixed component at a certain horizontal distance from the fixed tightening end face. This structure can realize the accurate positioning of the quartz protrusion on the quartz short tube. The welding process does not require dimensional measurement and manual assistance of the welding position, and during the welding process, the quartz protrusion and the quartz long tube after the bending process have good stability.

[0029] See attached Figure 1 , attached Figure 2 , attached Figure 4 , attached Figure 5The fixing assembly 200 includes a fixing front part 201 and a fixing rear part 202. The positioning boss includes a plurality of first linear positioning surfaces 203 arranged at the fixing front part, a plurality of second linear positioning surfaces 204 arranged at the fixing rear part, and a third linear positioning surface 205. The plurality of first linear positioning surfaces can be connected to form a first linear surface, and the plurality of third linear positioning surfaces can be connected to form a third linear surface. The two planes are parallel and staggered. The second linear positioning surface 204 is arranged between the first linear positioning surface and the third linear positioning surface closest to the combined through hole. The fixing rear part is used for auxiliary bending; the positioning boss includes a positioning boss 1 206 arranged at the fixing front part and a positioning boss 2 207 arranged at the positioning rear part; the first linear positioning surface, the second linear positioning surface and the third linear positioning surface can form a bending curve 208 after being connected. With the flame processing, the first long tube section, the bending section and the second tube section on the quartz long tube can be fitted with the first linear positioning surface, the second linear positioning surface and the third linear positioning surface to form a curve that coincides with the bending curve, thereby ensuring the straightness of each section.

[0030] See attached Figure 1 , attached Figure 4 , attached Figure 5 , the fixed front part is provided with five circular through holes 209 arranged equidistantly along the direction of the first linear surface, and the fixed rear part is provided with eight circular through holes arranged equidistantly along the direction of the third linear groove. An arc groove 210 is provided in the end wall of the connection end of the fixed front part and the fixed rear part. After the fixed front part and the fixed rear part are spliced, the two arc grooves can be combined to form a combined through hole 211 with the circular through hole. The third linear positioning surface is set along the line connecting the circular through hole on the side of the fixed rear part closest to the combined through hole and the center of the combined through hole. The design of the small hole structure can make the quartz long tube more fully fired and avoid the deformation of the product caused by the quartz long tube not being burned through; the circular hole on the fixture is used to facilitate flame processing, adjust the straightness of the product, and make the product shape meet the red line requirements. The fixture material is all high-purity graphite to prevent metal ions from contaminating the product, and the thermal expansion coefficient of graphite is small, so the deformation is small during high-temperature processing and the precision is higher.

[0031] See attached Figure 1 , attached Figure 6 , attached Figure 8The fixing assembly 200 is provided with a comparison jig 500 that can be partially inserted into the combined through hole, and the fixed rear portion is provided with a comparison jig 600 that can be partially inserted into the circular through hole on one side close to the combined through hole. The comparison jig 1 and the comparison jig 2 can be used to compare whether the bending angle of the bending section in the bent quartz long tube meets the requirements. The comparison jig 1 includes a connecting section 501, a connecting section 2 502 vertically arranged at the end of the connecting section 1, and a connecting section 3 503 vertically arranged at the end of the connecting section 2. The connecting section 3 is a fan-shaped structure, and an arc groove 1 504 is arranged in the connecting section 3. The end faces of the connecting section 3 on both sides of the arc groove 1 are a horizontal surface 1 505 and an inclined surface 1 506 respectively. The comparison fixture 2 includes a connecting segment 4 601, a connecting segment 5 602 vertically arranged at the end of the connecting segment 4 601, and a connecting segment 6 603 vertically arranged at the end of the connecting segment 5. The connecting segment 6 is a fan-shaped structure, and an arc groove 2 604 is arranged in the connecting segment 6. The end faces of the connecting segment 6 on both sides of the arc groove 2 are an inclined surface 2 605 and a horizontal surface 2 606 respectively.

[0032] See attached Figure 2 The fixed rear end wall is provided with a mounting section 212, and the support block end wall is provided with a mounting groove 213 with an open bottom. Through the matching connection of the mounting section and the mounting groove, the fixed rear and the support block can be installed in a limited position. This structure facilitates the fixed installation of the fixed rear and the support.

[0033] See attached Figure 1 , attached Figure 4 The fixed front portion is provided with a front end baffle 214. This structure can be used for positioning the head position of the quartz long tube.

[0034] Workflow:

[0035] First, place the quartz tube on the front of the quartz tube fixing block, with the head aligned with the rightmost limit; the limit block is used to position the quartz boss on the product and assist in the false connection of the quartz boss; the limit block is placed on the groove at the front of the quartz tube fixing block; the rear of the quartz tube fixing block is used to assist in bending, and the shape of the quartz tube is bent to the red line in the above figure with the flame processing; the comparison fixture is used to compare whether the angle after bending meets the requirements. The bottom of the quartz tube welding support block has a groove and cooperates with the rear of the quartz tube fixing block for positioning; three short quartz tubes can be placed at the rear of the quartz tube fixing block for false connection positioning; among them, false connection is a kind of welding, which belongs to the existing technology and will not be described here.

[0036] The above-described embodiments are only preferred solutions of the present invention and are not intended to limit the present invention in any form. Other variations and modifications are possible without exceeding the technical solutions described in the claims.

Claims

1. A tubular quartz glass welding and bending jig, used for welding various components on a quartz product (100), wherein the quartz product (100) comprises a quartz long tube (101), a plurality of quartz short tubes (102) and quartz bumps (103) arranged on the side wall of the quartz long tube (101), and wherein: The fixture comprises a fixing component (200), a supporting block (300) and a limiting block (400) arranged on the fixing component (200); a positioning boss for positioning the quartz long tube (101) is provided on the fixing component (200); a plurality of grooves (301) are provided on the supporting block (300), and the plurality of grooves (301) are arranged in parallel and equidistantly on the end surface of the supporting block (300); the welding positioning of the quartz long tube (101) and the plurality of quartz short tubes (102) can be achieved by the cooperation between the grooves (301) and the fixing component (200); the limiting block (400) can be used for positioning welding of the quartz bump (103) on the quartz long tube (101); The fixing assembly (200) comprises a fixing front portion (201) and a fixing rear portion (202); the fixing front portion (201) is provided with a plurality of circular through holes (209); the fixing rear portion (202) is provided with a plurality of circular through holes (209); an arc-shaped groove (210) is provided in the end wall of the connecting end of the fixing front portion (201) and the fixing rear portion (202); after the fixing front portion (201) and the fixing rear portion (202) are spliced, the two arc-shaped grooves (210) can be combined to form a combined through hole (211); The fixing assembly (200) is provided with a comparison jig (500) that can be partially inserted into the combination through hole (211), and the fixing rear portion (202) is provided with a comparison jig (600) that can be partially inserted into a circular through hole (209) on one side close to the combination through hole (211); The comparison jig 1 (500) includes a connecting section 3 (503), the connecting section 3 (503) is in a fan-shaped structure, an arc-shaped groove 1 (504) is provided in the connecting section 3 (503), and the connecting section 3 (503) has a horizontal surface 1 (505) and an inclined surface 1 (506) arranged on both sides of the arc-shaped groove 1 (504); The comparison jig 2 (600) includes a connecting section 6 (603), the connecting section 6 (603) is a fan-shaped structure, an arc-shaped groove 2 (604) is provided in the connecting section 6 (603), and the connecting section 6 (603) has an inclined surface 2 (605) and a horizontal surface 2 (606) arranged on both sides of the arc-shaped groove 2 (604).

2. The tubular quartz glass welding and bending jig according to claim 1 is characterized in that: The positioning boss comprises a plurality of first linear positioning surfaces (203) arranged at the fixed front portion, a plurality of second linear positioning surfaces (204) arranged at the fixed rear portion (202), and a plurality of third linear positioning surfaces (205); a plurality of first linear positioning surfaces (203) are connected to form a first linear surface, a plurality of third linear positioning surfaces (205) are connected to form a third linear surface, and the two planes are arranged in a staggered manner.

3. A tubular quartz glass welding and bending jig according to claim 2, characterized in that the fixing The front portion (201) is provided with a plurality of circular through holes (209) arranged equidistantly along the direction of the first linear plane, and the fixed rear portion is provided with a plurality of circular through holes (209) arranged equidistantly along the direction of the third linear plane.

4. The tubular quartz glass welding and bending jig according to claim 3 is characterized in that: The second linear positioning surface (204) is arranged along the direction of a line connecting the centers of the circular through hole (209) on the side of the fixed rear portion (202) closest to the combined through hole (211) and the combined through hole (211).

5. The tubular quartz glass welding and bending jig according to claim 1, characterized in that: The comparison jig 1 (500) comprises a connecting section 1 (501), a connecting section 2 (502) vertically arranged at the end of the connecting section 1 (501), and a connecting section 3 (503) vertically arranged at the end of the connecting section 2 (502).

6. A tubular quartz glass welding and bending jig according to claim 1 or 4, characterized in that: The comparison jig 2 (600) includes a connecting segment 4 (601), a connecting segment 5 (602) vertically arranged at the end of the connecting segment 4 (601), and a connecting segment 6 (603) vertically arranged at the end of the connecting segment 5 (602).

7. The tubular quartz glass welding and bending jig according to claim 2 is characterized in that: A mounting section (212) is provided on the end wall of the rear portion (202), and a mounting groove (213) with an open bottom is provided on the end wall of the support block (300). The mounting section (212) and the mounting groove (213) are matched and connected to achieve position-limiting mounting of the fixed rear portion (202) and the support block (300).

8. The tubular quartz glass welding and bending jig according to claim 1, characterized in that: A protrusion (401) is provided on the end surface of the limiting block (400), and a protrusion groove (402) is provided on the fixed front part (201). The limiting block (400) is installed by assembling the protrusion (401) and the protrusion groove (402).

9. A tubular quartz glass welding and bending jig according to claim 1 or 2 or 3 or 4 or 5 or 7 or 8, characterized in that: A front end baffle (214) is provided on the fixed front portion (201).

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