CN115139047B

CN115139047B - Clamping and positioning device for pressure container processing

Info

Publication number: CN115139047B
Application number: CN202211080274.7A
Authority: CN
Inventors: 徐凯
Original assignee: Shandong Care Triumph Electric Co ltd
Current assignee: Shandong Care Triumph Electric Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-11-01
Anticipated expiration: 2042-09-05
Also published as: CN115139047A

Abstract

The invention relates to the technical field of pressure vessel processing, in particular to a clamping and positioning device for pressure vessel processing.

Description

Clamping and positioning device for pressure container processing

Technical Field

Background

The pressure vessel is a closed vessel capable of bearing pressure, and is divided into a heat exchange pressure vessel, a separation pressure vessel, a storage pressure vessel and the like according to the action principle in the production process, wherein the heat exchange pressure vessel is mainly used for completing heat exchange of media, such as a boiler, and the pressure vessel is formed by welding and fixing a cylinder body and two end sockets.

Pressure vessel need align welding with the head with the barrel centre gripping man-hour welding, when the fixed head of centre gripping was aligned its with the barrel, because pressure vessel's head is the arc structure, fixed in-process is difficult to the accuracy aligns the centre of a circle of head with the centre of a circle of barrel, leads to the tip of connection of the two to be difficult to align to the precision when having reduced head and barrel counterpoint welding.

Disclosure of Invention

In order to solve the problems, the invention adopts the following technical scheme that the clamping and positioning device for processing the pressure container comprises a bracket, wherein a positioning support frame is arranged on the vertical section of the bracket and consists of a disc and fixed rods which are uniformly distributed along the circumferential direction of the side wall of the disc; the adjusting and fixing mechanism is arranged on the positioning support frame and used for clamping and fixing the barrel; the extending and moving cylinder is inserted on the vertical section of the bracket in an axial sliding manner along the cylinder body; and the supporting and positioning mechanism is arranged on the extension and movement barrel and used for positioning, supporting and fixing the end socket.

Wherein, stretch and move a section of thick bamboo and keep away from the one end fixedly connected with fixing base of support, the fixing base is circular boss structure, and the fixing base is kept away from and is stretched the terminal surface middle part of moving a section of thick bamboo and seted up and transfer the spout, transfers sliding connection to have to adsorb fixed adsorption component to the head on the spout.

The supporting and positioning mechanism comprises an annular seat, wherein the fixing seat is close to one end of the extension and movement barrel, a pushing groove which is evenly distributed along the circumferential direction of the annular seat is formed in the outer annular surface of the annular seat, a pushing rod is connected in the pushing groove in a sliding mode, one end, far away from the annular seat, of the pushing rod is provided with a clamping and adjusting plate, a sliding groove which is evenly distributed along the circumferential direction of the sliding groove is formed in the side wall of the extension and movement barrel, an axial sliding insertion frame is arranged in the extension and movement barrel, lug plates which are evenly distributed along the circumferential direction of the sliding insertion frame and run through the sliding groove are arranged on the side wall of the sliding insertion frame, and a pull rod is hinged between one end, far away from the clamping and adjusting plate, of the pushing rod and the lug plates.

Preferably, the adsorption component is including the positioning groove that evenly arranges and run through the little diameter end lateral wall of fixing base along its circumference that the lateral wall of transferring the spout was seted up, transfer spout sliding connection has the removal axle, the lateral wall of removing the axle is installed and is evenly arranged along its circumference inserts the transfer board, insert transfer board and positioning groove sliding connection, the one end that the transfer spout was kept away from to the removal axle is installed the arc air pocket, the sucking disc that evenly arranges and communicate rather than is installed to the arc lateral wall of arc air pocket, install rather than the intercommunication on the arc air pocket and run through the soft straw that removes axle and fixing base, stretch and move a section of thick bamboo inner wall and install the air pump that is connected with the hose, the air pump is located between guide chute and the fixing base.

Preferably, the pushing groove and the pushing rod are both Y-shaped structures, and two inclined ends of the pushing rod are connected with the clamping and adjusting plate to form a triangular structure.

Preferably, adjust fixed establishment and include that the dead lever sets up leading the limit groove back to the terminal surface of support, lead limit inslot sliding connection and have the drive seat, install on the drive seat and prop solid board, lead and rotate on the limit groove and be connected with the rotary rod, the rotary rod is connected through screw-thread fit's mode with the drive seat, the spread groove has been seted up on the disc, the spread groove internal rotation is connected with the rotatory section of thick bamboo that runs through the support, the cover is equipped with main helical gear on the rotatory section of thick bamboo, the rotary rod runs through fixed cover behind the spread groove and is equipped with the driven slave helical gear with main helical gear meshing.

Preferably, the arc-shaped frames uniformly distributed along the length direction are arranged on both sides of the supporting and fixing plate distributed along the width direction.

Preferably, the guide limit groove is connected with a synchronous seat in a sliding manner, the synchronous seat is in threaded fit with the rotating rod, the synchronous seat is arranged between the driving seat and the disc, and a ribbed plate is arranged between one end, far away from the fixing rod, of the supporting and fixing plate and the synchronous seat.

Preferably, the vertical section of the positioning support far away from the support is connected with a guide cylinder.

Preferably, the end face of the clamping and adjusting plate facing the arc-shaped inner wall of the end socket is of an arc-shaped structure, and the end face of the clamping and adjusting plate facing away from the arc-shaped inner wall of the end socket is an inclined plane.

The invention has the beneficial effects that: 1. according to the clamping and positioning device for processing the pressure container, when the clamping and adjusting plate in the supporting and positioning mechanism is adopted to push the end socket which is adsorbed and fixed on the adsorption component to move to adjust the circle center during welding, the adsorption component slides in the adjusting chute so as to facilitate the adjustment of the circle center of the end socket, the problem that the end parts of the end socket and the barrel are difficult to align when the end socket and the barrel are welded in an aligning way due to the fact that the circle center of the end socket which is adsorbed and fixed by the adsorption component and the circle center of the barrel are offset is avoided, the accuracy of the aligning of the end socket and the barrel is improved, and meanwhile the clamping and adjusting plate and the adsorption component are matched to achieve the double fixing effect on the end socket, so that the end socket is fixed more stably.

2. The synchronous seat in the invention synchronously moves with the driving seat in the rotating process of the rotating rod, so that the rib plate is always connected with the supporting and fixing plate, the rib plate not only increases the fixed supporting force of the supporting and fixing plate on the cylinder, but also improves the stability of the supporting and fixing plate, and prevents the suspension instability of one end of the supporting and fixing plate, which is far away from the fixing rod, from causing the inclination of the cylinder for supporting and fixing and influencing the positioning and aligning accuracy of the cylinder and the end enclosure.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic main perspective structure of the present invention.

Fig. 2 is a first partial perspective view of the present invention.

Fig. 3 is an enlarged view of the invention at a in fig. 2.

Fig. 4 is a second partial perspective view of the present invention.

Fig. 5 is a top view of the present invention.

FIG. 6 is a sectional view taken along line B-B of the present invention 5.

Fig. 7 is an enlarged view of the invention at C in fig. 6.

In the figure: 1. a support; 2. positioning a support frame; 20. a guide cylinder; 3. adjusting the fixing mechanism; 30. a guiding and limiting groove; 301. a synchronization seat; 302. a rib plate; 31. driving the seat; 32. supporting and fixing the plate; 320. an arc-shaped frame; 33. rotating the rod; 34. a rotary drum; 35. a main helical gear; 36. a slave bevel gear; 37. driving a shaft; 4. a barrel; 5. a supporting and positioning mechanism; 50. an annular seat; 51. a pushing groove; 52. a push rod; 53. clamping and adjusting a plate; 54. a guide chute; 55. a sliding insertion frame; 56. pulling the push rod; 6. sealing the end; 7. extending and moving the cylinder; 70. a fixed seat; 71. adjusting the sliding chute; 710. a positioning groove; 711. a movable shaft; 712. inserting and adjusting a plate; 713. an arc blank plate; 714. a suction cup; 715. a soft suction pipe.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

Referring to fig. 1, fig. 2, fig. 3, fig. 5 and fig. 6, a clamping and positioning device is used in pressure vessel processing, including support 1, install location on the vertical section of support 1 and support frame 2, location supports frame 2 and comprises disc and the dead lever of evenly arranging along disc lateral wall circumference, location is supported and is provided with regulation fixed establishment 3 on the frame 2, it is used for the fixed barrel 4 of centre gripping to adjust fixed establishment 3, it has along barrel 4 axial displacement's the section of stretching that slides on the vertical section of support 1 and pegs graft and move a section of thick bamboo 7, the vertical section of support 1 is seted up and is stretched a section of thick bamboo 7 sliding connection's drive spout, install along its circumference symmetrical arrangement's drive slider in the drive spout, thereby drive slider with stretch and move a section of thick bamboo 7 lateral wall and be connected and drive and stretch and move a section of thick bamboo 7 and move, stretch and be provided with support positioning mechanism 5 on the section of thick bamboo 7, support positioning mechanism 5 is used for fixing head 6 location support.

Referring to fig. 2, 4 and 6, the adjusting and fixing mechanism 3 includes a guiding and limiting groove 30 formed on the end surface of the fixing rod facing away from the support 1, a driving seat 31 is slidably connected in the guiding and limiting groove 30, a supporting plate 32 is installed on the driving seat 31, a rotating rod 33 is rotatably connected on the guiding and limiting groove 30, the rotating rod 33 is connected with the driving seat 31 in a threaded fit manner, a connecting groove is formed in the disk, a rotating cylinder 34 penetrating through the support 1 is rotatably connected in the connecting groove, a main helical gear 35 is sleeved on the rotating cylinder 34, a driven helical gear 36 in meshing transmission with the main helical gear 35 is fixedly sleeved on the rotating rod 33 after penetrating through the connecting groove, the end surface of the support 1 far away from the positioning support 2 is rotatably connected with a driving shaft 37, rotating gears are installed on the driving shaft 37 and the rotating cylinder 34, the two rotating gears are in meshing transmission, and the driving shaft 37 is connected with an external driving motor driving the driving shaft to rotate.

The cylinder 4 is sleeved on an annular structure formed by a plurality of supporting plates 32, so that the supporting plates 32 support the cylinder 4, then the rotating gear connected with the driving shaft 37 is driven to rotate by the driving shaft 37 through an external driving motor, the rotating gear drives the rotating cylinder 34 to rotate in the rotating process, the rotating cylinder 34 drives the rotating rod 33 to rotate through the meshing of the main helical gear 35 and the auxiliary helical gear 36 in the rotating process, the rotating rod 33 drives the driving seat 31 to move along the guiding and limiting groove 30 through the matching of the threads of the driving seat 31 in the rotating process, the driving seat 31 moves to drive the supporting plates 32 to move, the supporting plates 32 move to support and fix the inside of the cylinder 4, and then the end enclosure 6 is positioned and fixed at one end of the cylinder 4, which is far away from the bracket 1, to be welded and fixed.

Referring to fig. 2, the arc frames 320 evenly arranged along the length direction are installed on both sides of the supporting and fixing plate 32 arranged along the width direction, the arc frames 320 are used for increasing the supporting area of the supporting and fixing plate 32 for the barrel 4, the stability of the supporting and fixing plate 32 for supporting the barrel 4 is improved, and meanwhile, the weight of the supporting and fixing plate 32 is not heavier due to the evenly arranged arc frames 320.

Referring to fig. 4 and 6, the guide limit groove 30 is slidably connected with a synchronization seat 301 in threaded fit with the rotating rod 33, the synchronization seat 301 is located between the driving seat 31 and the disk, a rib plate 302 is installed between one end of the supporting plate 32 far away from the fixing rod and the synchronization seat 301, the synchronization seat 301 synchronously moves with the driving seat 31 in the rotating process of the rotating rod 33, so that the rib plate 302 is always connected with the supporting plate 32, the rib plate 302 not only increases the fixed supporting force of the supporting plate 32 on the cylinder 4, but also improves the stability of the supporting plate 32, and prevents the one end of the supporting plate 32 far away from the fixing rod from being suspended and unstable, which leads to the inclination of the cylinder 4 fixed by supporting, and affects the accuracy of positioning and alignment of the cylinder 4 and the seal head 6.

Referring to fig. 2, 3 and 7, one end of the extension moving cylinder 7 far away from the support 1 is fixedly connected with a fixing seat 70, the fixing seat 70 is of a circular boss structure, an adjusting chute 71 is formed in the middle of the end face of the fixing seat 70 far away from the extension moving cylinder 7, and the adjusting chute 71 is slidably connected with an adsorption assembly for adsorbing and fixing the end enclosure 6.

Referring to fig. 2, 3 and 6, the supporting and positioning mechanism 5 includes an annular seat 50 installed at one end of a fixing seat 70 close to the extending barrel 7, pushing grooves 51 evenly arranged along the circumferential direction are formed in the outer annular surface of the annular seat 50, pushing rods 52 are slidably connected in the pushing grooves 51, a clamping and adjusting plate 53 is installed at one end of each pushing rod 52 far away from the annular seat 50, guide sliding grooves 54 evenly arranged along the circumferential direction are formed in the side wall of the extending barrel 7, a sliding frame 55 sliding along the axial direction is installed in the extending barrel 7, lug plates evenly arranged along the circumferential direction and penetrating through the guide sliding grooves 54 are installed on the side wall of the sliding frame 55, and a pulling and pushing rod 56 is hinged between one end of each pushing rod 52 far away from the clamping and adjusting plate 53 and the lug plate.

When the adjusting plate 53 pushes the sealing head 6 to move for adjusting the center of a circle, the adsorption assembly slides in the adjusting chute 71 to facilitate adjusting the center of the sealing head 6, so that the center of the circle of the sealing head 6 adsorbed and fixed by the adsorption assembly is prevented from deviating from the center of the circle of the cylinder 4, and the sealing head 6 and the cylinder 4 are welded in alignment, the end parts of the sealing head 6 and the cylinder 4 are difficult to align, the problem that the end parts of the sealing head 6 and the cylinder 4 are difficult to align is solved, the adjusting and fixing mechanism 3 is in a contraction state, then the cylinder 4 is sleeved on the adjusting and fixing mechanism 3, then the cylinder 4 is supported and fixed by the adjusting and fixing mechanism 3, then the sealing head 6 is adsorbed and fixed on the adsorbing assembly, and then the sliding frame 55 is pushed by the electric telescopic rod arranged on the inner wall of the extending and moving cylinder 7 to move, the sliding frame 55 pushes the sliding rod 52 to move along the sliding rod 51 until the clamping and adjusting plate 53 is completely supported on the inner wall of the sealing head 6, so as to fix the sealing head 6 and adjust the position of the sealing head 6, and weld the cylinder 4, and the end parts 6 are prevented from deviating from the center of the end parts, and fixed by the clamping and fixing mechanism 53, and the cylinder 4, and the sealing head 6 are more stable.

After the end socket 6 is fixed, the extending and moving cylinder 7 is driven to move by the driving slide block, and the extending and moving cylinder 7 drives the end socket 6 to move through the adsorption component until the end socket 6 is tightly abutted to the cylinder body 4.

Referring to fig. 4 and 6, the end surface of the locking plate 53 facing the arc-shaped inner wall of the end socket 6 is of an arc-shaped structure, so that the locking plate 53 is attached, adjusted and fixed to the end socket 6 conveniently, and the end surface of the locking plate 53 facing away from the arc-shaped inner wall of the end socket 6 is an inclined surface, so that the locking plate 53 is prevented from influencing the welding between the end socket 6 and the cylinder 4.

Referring to fig. 2, the pushing groove 51 and the pushing rod 52 are both Y-shaped, and two inclined ends of the pushing rod 52 are connected to the locking plate 53 to form a triangular structure, so as to increase the stability of the connection between the pushing rod 52 and the locking plate 53.

Referring to fig. 2, 3, 4, 6 and 7, the adsorption assembly includes a positioning groove 710 formed on a side wall of the adjusting groove 71 and uniformly arranged along a circumferential direction of the positioning groove 710 and penetrating through a side wall of a small diameter end of the fixing base 70, a moving shaft 711 is slidably connected in the adjusting groove 71, an inserting and adjusting plate 712 uniformly arranged along the circumferential direction of the moving shaft 711 is mounted on the side wall of the moving shaft 711, the inserting and adjusting plate 712 is slidably connected with the positioning groove 710, an arc plate 713 is mounted at one end of the moving shaft 711 far away from the adjusting groove 71, suction cups 714 uniformly arranged and communicated with the arc plate 713 are mounted on the arc side wall of the arc plate 713, a soft suction tube 715 communicated with the arc plate 713 and penetrating through the moving shaft 711 and the fixing base 70 is mounted on an inner wall of the extending cylinder 7, and an air pump connected with a hose is mounted on the inner wall of the extending cylinder 7 and located between the guide groove 54 and the fixing base 70.

The inner wall of the seal head 6 is adsorbed and fixed by the sucking disc 714, then when the clamping and adjusting plate 53 pushes the seal head 6 to move for adjusting the circle center, the moving shaft 711 slides in the adjusting chute 71, and the inserting and adjusting plate 712 slides in the adjusting chute 710 when the moving shaft 711 slides, so that the moving shaft 711 is prevented from rotating, the circle center of the seal head 6 is adjusted conveniently, and the problem that the circle center of the seal head 6 adsorbed and fixed on the sucking disc 714 deviates from the circle center of the cylinder 4 is solved.

Referring to fig. 6, the vertical section of the positioning support frame 2 away from the support 1 is connected with a guide cylinder 20, the guide cylinder 20 is used for supporting the extension and movement cylinder 7, and after the seal head 6 is fixed on the suction cup 714 in an adsorption manner, one end of the extension and movement cylinder 7 for fixing the seal head 6 is heavier, and the support force is insufficient.

During operation, the barrel 4 is sleeved on the adjusting and fixing mechanism 3, the barrel 4 is supported and fixed through the adjusting and fixing mechanism 3, then the end enclosure 6 is adsorbed on the adsorption component, then the sliding and inserting frame 55 is pushed to move through an electric telescopic rod arranged on the inner wall of the stretching and moving barrel 7, the sliding and inserting frame 55 pushes the pushing rod 52 to move through the pulling and pushing rod 56 in the moving process, the pushing rod 52 moves along the pushing groove 51 and pushes the clamping and adjusting plates 53 to move until the clamping and adjusting plates 53 are all supported on the inner wall of the end enclosure 6, so that the end enclosure 6 is fixed and the position of the end enclosure 6 is adjusted and positioned, the circle centers of the end enclosure 6 and the barrel 4 are aligned, when the clamping and adjusting plates 53 push the end enclosure 6 to move to adjust the circle centers, the adsorption component slides in the adjusting groove 71, the circle centers of the end enclosure 6 are adjusted, the situation that the circle centers of the end enclosure 6 and the barrel 4 are offset is avoided, and the problem that the ends of the end enclosure 6 and the barrel 4 are difficult to be aligned when being welded is aligned is solved, and the accuracy of the end enclosure 6 and the barrel 4 is improved.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A clamping and positioning device for processing a pressure container is characterized by comprising

The device comprises a support (1), wherein a positioning support frame (2) is arranged on a vertical section of the support (1), and the positioning support frame (2) consists of a disc and fixed rods which are uniformly distributed along the circumferential direction of the side wall of the disc;

the adjusting and fixing mechanism (3) is arranged on the positioning support frame (2) and is used for clamping and fixing the cylinder body (4);

the extending and moving cylinder (7) is inserted on the vertical section of the bracket (1) along the axial direction of the cylinder body (4) in a sliding manner;

the supporting and positioning mechanism (5) is arranged on the extension and movement cylinder (7) and is used for positioning, supporting and fixing the seal head (6);

the end, far away from the support (1), of the stretching and moving barrel (7) is fixedly connected with a fixed seat (70), the fixed seat (70) is of a circular boss structure, the middle of the end face, far away from the stretching and moving barrel (7), of the fixed seat (70) is provided with an adjusting sliding groove (71), and an adsorption assembly for adsorbing and fixing the seal head (6) is connected onto the adjusting sliding groove (71) in a sliding mode;

support positioning mechanism (5) including annular seat (50) that fixing base (70) is close to the one end installation of stretching a section of thick bamboo (7), pass groove (51) of evenly arranging along its circumference are seted up to the outer anchor ring of annular seat (50), sliding connection has in pass groove (51) passes pole (52), pass pole (52) and keep away from the one end of annular seat (50) and install card adjusting plate (53), stretch a section of thick bamboo (7) lateral wall and set up guide chute (54) of evenly arranging along its circumference, stretch and install in a section of thick bamboo (7) along its endwise slip frame (55), the lateral wall of slip frame (55) is installed and is evenly arranged and run through the otic placode of guide chute (54) along its circumference, it has between one end and the otic placode of card adjusting plate (53) to articulate and draw push rod (56) to pass pole (52).

2. The clamping and positioning device for processing the pressure vessel as recited in claim 1, wherein: the adsorption component comprises a positioning groove (710) which is formed in the side wall of the positioning groove (71) and is uniformly distributed along the circumferential direction of the side wall and penetrates through the side wall of the small-diameter end of the fixing seat (70), a moving shaft (711) is connected in the positioning groove (71) in a sliding mode, inserting and adjusting plates (712) which are uniformly distributed along the circumferential direction of the side wall of the moving shaft (711) are installed on the side wall of the moving shaft (711), the inserting and adjusting plates (712) are connected with the positioning groove (710) in a sliding mode, an arc empty plate (713) is installed at one end, far away from the positioning groove (71), of the moving shaft (711), sucking discs (714) which are uniformly distributed and communicated with the arc empty plate (713) are installed on the arc empty plate (713), a soft suction tube (715) which is communicated with the arc empty plate and penetrates through the moving shaft (711) and the fixing seat (70) is installed on the inner wall of the extending and moving cylinder (7), and an air pump which is connected with the soft suction tube is arranged on the inner wall of the air pump, and is located between the guide groove (54) and the fixing seat (70).

3. The clamping and positioning device for processing the pressure vessel as recited in claim 1, wherein: the pushing groove (51) and the pushing rod (52) are both Y-shaped structures, and two inclined ends of the pushing rod (52) are connected with the clamping and adjusting plate (53) to form a triangular structure.

4. The clamping and positioning device for processing the pressure vessel as recited in claim 1, wherein: adjusting fixed establishment (3) and including what the terminal surface of dead lever back to support (1) was seted up leads limit groove (30), it drives seat (31) to lead sliding connection in limit groove (30), it props solid board (32) to install on drive seat (31), it is connected with rotary rod (33) to lead to rotate on limit groove (30), rotary rod (33) are connected through screw-thread fit's mode with drive seat (31), the spread groove has been seted up on the disc, the spread groove internal rotation is connected with rotatory section of thick bamboo (34) that run through support (1), the cover is equipped with main helical gear (35) on rotatory section of thick bamboo (34), fixed cover is equipped with from helical gear (36) with main helical gear (35) meshing transmission after rotary rod (33) run through the spread groove.

5. The clamping and positioning device for processing the pressure vessel as claimed in claim 4, wherein: arc-shaped frames (320) which are uniformly distributed along the length direction are arranged on both sides of the supporting and fixing plate (32) along the width direction.

6. The clamping and positioning device for processing the pressure vessel as claimed in claim 4, wherein: the guide limit groove (30) is connected with a synchronous seat (301) which is in threaded fit with the rotary rod (33) in a sliding mode, the synchronous seat (301) is located between the driving seat (31) and the disc, and a rib plate (302) is installed between one end, far away from the fixed rod, of the supporting and fixing plate (32) and the synchronous seat (301).

7. The clamping and positioning device for processing the pressure vessel as recited in claim 1, wherein: the vertical section of the positioning support frame (2) far away from the support (1) is connected with a guide cylinder (20).

8. The clamping and positioning device for processing the pressure vessel as recited in claim 1, wherein: the end face, facing the arc-shaped inner wall of the seal head (6), of the clamping and adjusting plate (53) is of an arc-shaped structure, and the end face, back to the arc-shaped inner wall of the seal head (6), of the clamping and adjusting plate (53) is an inclined plane.