CN213318577U

CN213318577U - Be applied to frock of flange joint pre-assembly

Info

Publication number: CN213318577U
Application number: CN202021935596.1U
Authority: CN
Inventors: 王正伟; 郑军领; 童才国
Original assignee: ZHEJIANG IRON HORSE TECHNOLOGY CO LTD
Current assignee: ZHEJIANG IRON HORSE TECHNOLOGY CO LTD
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-06-01
Anticipated expiration: 2030-09-07

Abstract

The utility model provides a tool applied to the preassembly of flange joints, which comprises a workbench, a plurality of tensioning blocks connected on the workbench in a sliding way and a tensioning driving mechanism arranged on the workbench; when the plurality of tensioning blocks are sequentially abutted, tensioning holes are formed among the plurality of tensioning blocks; the top of the tensioning block is provided with tensioning salient points; the tensioning driving mechanism comprises springs, tensioning cylinders and a top core, the springs correspond to the tensioning blocks one by one, the top core is arranged on a piston rod of each tensioning cylinder, and the end parts, far away from the tensioning cylinders, of the top cores are locked to form tensioning sections. The hard pipe connected with the flange joint is sleeved on the plurality of tensioning blocks, and the jacking core is controlled to be inserted into the tensioning hole through the tensioning cylinder, so that the plurality of tensioning blocks are far away from each other. When the tensioning protrusions on the tensioning blocks are abutted against the inner wall of the hard pipe, the tensioning protrusions extrude the hard pipe, so that the hard pipe deforms and is fixed with the flange joint. The hard pipe and the flange joint cannot be punctured in the machining process.

Description

Be applied to frock of flange joint pre-assembly

Technical Field

The utility model relates to a flange connects uses frock, especially relates to a be applied to flange and connects frock of preassembly.

Background

With the rapid development of the automobile industry in China, the diversification of the automobile pipeline gradually becomes the development trend of the industry. Along with the continuous change of the requirements of the whole automobile enterprise, the upgrading speed of various tools and dies in a pipeline production plant is greatly increased. At present, the preassembly mode of the hard pipe and the flange joint is mostly an argon arc welding spot welding mode. Traditional argon arc welding needs to adopt artifical spot welding, receives human factor to influence more, has the risk of puncturing hard tube and flange joint.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a be applied to flange joint preassembly's frock, it has can be with hard tube and flange joint stable connection, and can not puncture hard tube and flange joint's advantage.

In order to solve the technical problem, the technical scheme of the utility model is that: a tool applied to flange joint preassembly comprises a workbench, a plurality of tensioning blocks connected to the workbench in a sliding mode, and tensioning driving mechanisms arranged on the workbench and used for driving the tensioning blocks to approach to or depart from each other;

the plurality of the tensioning blocks are uniformly distributed in the circumferential direction, and when the plurality of the tensioning blocks are sequentially abutted, tensioning holes are formed among the plurality of the tensioning blocks; the top of the tensioning block is provided with a tensioning convex point, and the tensioning convex point is positioned on the end face of the tensioning block far away from the tensioning hole;

the tensioning driving mechanism comprises springs, tensioning cylinders and a jacking core, the springs are arranged on the workbench and correspond to the tensioning blocks one by one, the tensioning cylinders are arranged on the workbench, and the jacking core is arranged on piston rods of the tensioning cylinders; a piston rod of the tensioning cylinder penetrates through the workbench; the end part, far away from the tensioning cylinder, of the ejection core is locked to form a tensioning section, and the tensioning section is inserted into the tensioning hole and abutted against the inner hole wall of the tensioning hole.

Through the technical scheme, during use, one end of the hard pipe is firstly stretched into the round hole in the center of the flange joint, so that the outer wall of the hard pipe is tightly abutted to the inner hole wall of the round hole. And then the jacking core is controlled to move towards one side far away from the tensioning blocks through the tensioning cylinder, and in the process, the springs which are in one-to-one correspondence connection with the tensioning blocks drive the tensioning blocks to approach each other until the tensioning blocks abut against each other in sequence. Then the hard pipe connected with the flange joint is sleeved on the end parts of the plurality of tensioning blocks provided with the tensioning bulges. And then the tensioning cylinder controls the ejection core to be inserted into the tensioning hole, and the plurality of tensioning blocks are mutually far away along with the extension of the ejection core. When the tensioning protrusions on the tensioning blocks are abutted against the inner wall of the hard pipe, the tensioning protrusions extrude the hard pipe, so that the hard pipe deforms and is fixed with the flange joint. Through the mode that rises and tightly with hard tube and flange joint connection, so hard tube and flange joint can stable connection, and can not puncture hard tube and flange joint in the course of working.

Preferably, sliding chambers corresponding to the plurality of tensioning blocks one by one are formed in the workbench, the tensioning blocks are connected in the corresponding sliding chambers in a sliding manner, and the springs are installed in the sliding chambers; the workbench is provided with a through hole which is communicated with the plurality of sliding chambers, and the end part of the tensioning block provided with the tensioning salient point penetrates through the through hole.

Through the technical scheme, when the tensioning block slides in the sliding chamber, the inner wall of the sliding chamber can abut against the tensioning block and limit and guide the sliding of the tensioning block, so that the tensioning block is not prone to circumferential deflection.

Preferably, the side wall of the workbench is in threaded connection with a plurality of adjusting blocks which are in one-to-one correspondence with the tensioning blocks, and the adjusting blocks are used for extruding the springs.

Through the technical scheme, when the tension adjusting device is used, the adjusting block can be rotated to change the elastic force applied to the tension block by the spring.

Preferably, a placing groove is formed in the end portion, close to the spring, of the tensioning block, a threaded hole communicated with the sliding cavity is formed in the side wall of the workbench, the adjusting block is in threaded connection with the threaded hole, one end of the spring extends into the placing groove, and the other end of the spring extends into the threaded hole.

Through above-mentioned technical scheme, the one end of spring stretches into to the standing groove inside, and the other end stretches into to threaded hole inside, and the deformation of so spring is spacing by the inner wall of standing groove and the inner wall of screw hole for the difficult emergence of spring is buckled.

Preferably, the flange joint clamping device further comprises at least two flange joint clamping mechanisms arranged on the workbench, and the flange joint clamping mechanisms are used for pressing the flange joints on the workbench; the flange joint clamping mechanism comprises a flange joint clamping cylinder, an extension block arranged on the flange joint clamping cylinder, and a rubber block arranged on the extension block and used for extruding the flange joint.

Through above-mentioned technical scheme, connect fixture through the flange and compress tightly flange joint on the workstation, so use the tight piece that rises to connect flange joint and hard tube fixed in-process, the difficult change in position that the flange connects for flange joint becomes more convenient, laborsaving with being connected of hard tube, and flange joint and hard tube can be stably connected. When the flange joint needs to be compressed and fixed on the workbench, the flange joint is firstly placed on the workbench and is opposite to the rubber block, and then the extending block and the rubber block are controlled by the flange joint clamping cylinder to move towards one side of the flange joint until the rubber block is abutted against the flange joint.

Preferably, threaded connection has the extension post on the extension piece, glue the piece and install extend the post and keep away from extend on the tip of piece.

Through above-mentioned technical scheme, threaded connection extends the post on the piece and can be used to adjust the height of gluing the piece.

Preferably, the workbench is provided with a positioning disc, the center of the positioning disc is provided with a connecting hole, the connecting hole is communicated with the through hole, the positioning disc is provided with a positioning bulge, and the positioning bulge is used for inserting the flange joint and positioning the flange joint.

Through the technical scheme, the flange joint is positioned through the positioning protrusion, so that the flange joint can be ensured to be just opposite to the rubber block on the flange joint clamping mechanism, and the flange joint clamping mechanism can be conveniently pressed and fixed on the workbench.

Preferably, still including setting up be used for fixing a position the hard tube fixture of hard tube on the workstation, the hard tube fixture includes that hard tube holding frame one, setting are in hard tube centre gripping cylinder one, the setting of one side of hard tube holding frame are in connecting block one, the setting on the piston rod of hard tube centre gripping cylinder one are in bullet piece one on the extension piece one, hard tube holding frame is one and is seted up logical groove one that supplies the hard tube to put into, logical groove one with bullet piece one is relative.

Through above-mentioned technical scheme, during the use, place the hard tube in leading to groove one, later through a hard tube centre gripping cylinder control connecting block one and play piece one to move towards one side of hard tube holding frame one, until play piece one and hard tube contact and compress tightly the hard tube on hard tube holding frame one. The first hard pipe clamping frame and the first elastic block are matched together to clamp the hard pipe tightly, so that the fixing process of the flange joint and the hard pipe is more convenient, and the flange joint can be stably connected with the hard pipe.

Preferably, the hard tube clamping mechanism further comprises a second hard tube clamping frame, and a second through groove for placing the hard tube is formed in the second hard tube clamping frame.

Through above-mentioned technical scheme, during the use, place the hard tube in logical groove two with the one end that the hard tube was kept away from hard tube holding frame one for the hard tube is difficult for taking place to rock.

Preferably, the second hard tube clamping frame comprises a fixed frame arranged on the workbench and a movable frame tightly fixed on the fixed frame through screws, and the second through groove is arranged on the movable frame.

Through above-mentioned technical scheme, during the use, can adjust the position of adjustable shelf according to the shape of hard tube to guarantee that the hard tube is difficult for rocking when processing. When the adjustable frame is adjusted, the screw for connecting the fixed frame and the movable frame is firstly screwed out, then the relative position of the movable frame and the fixed frame can be adjusted, and when the movable frame is positioned at a designated position, the movable frame and the fixed frame are fixed only through the screw.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

fig. 2 is a partial sectional view of the embodiment.

Reference numerals: 1. a work table; 2. a tensioning block; 3. a tension driving mechanism; 31. a spring; 32. a tensioning cylinder; 33. a core; 331. a tensioning section; 4. tensioning holes; 5. tensioning the salient points; 6. a glide chamber; 7. a through hole; 8. an adjusting block; 9. a placement groove; 10. a threaded hole; 11. a flange joint clamping mechanism; 111. the flange joint clamps the air cylinder; 112. an extension block; 113. gluing blocks; 12. extending the column; 13. positioning a plate; 14. connecting holes; 15. positioning the projection; 16. a hard tube clamping mechanism; 1611. a first hard pipe clamping frame; 1612. the first rigid pipe clamping cylinder; 1613. a first connecting block; 1614. a first elastic block; 1621. a second hard pipe clamping frame; 16211. a fixed mount; 16212. a movable frame; 17. a first through groove; 18. and a second through groove.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

A tool applied to flange joint preassembly is shown in figures 1 and 2 and comprises a workbench 1, a tensioning assembly arranged on the workbench 1 and used for fixing a flange joint and a hard pipe, a flange joint clamping mechanism 11 arranged on the workbench 1 and used for clamping the flange joint, and a hard pipe clamping mechanism 16 arranged on the workbench 1 and used for clamping the hard pipe.

The center of the top surface of the workbench 1 is embedded with a positioning disk 13, and the top surface of the positioning disk 13 is flush with the top surface of the workbench 1. A connecting hole 14 is formed through the center of the positioning plate 13, and the connecting hole 14 is arranged along the axial direction of the positioning plate 13. The top surface department of positioning disk 13 is provided with location arch 15, and location arch 15 sets up along positioning disk 13's axial, and location arch 15 is used for inserting to the round hole of flange joint lateral part and fix a position the flange joint. In this embodiment, there are two positioning protrusions 15, and the two positioning protrusions 15 are symmetrically distributed with the connecting hole 14 as a center.

The top surface of the workbench 1 is provided with a through hole 7 with a round orifice shape, and the through hole 7 is communicated with the connecting hole 14. The inside of workstation 1 is provided with a plurality of chambers 6 that slide, and a plurality of chambers 6 that slide use through-hole 7 as central circumference evenly distributed, and a plurality of chambers 6 that slide all communicate with through-hole 7. The lateral wall department of workstation 1 is provided with the screw hole 10 of being connected with the chamber 6 one-to-one that slides, and the equal threaded connection of each screw hole 10 inside has regulating block 8.

The tensioning assembly comprises a tensioning block 2 and a tensioning driving mechanism 3.

The number of the tensioning blocks 2 is the same as that of the sliding chambers 6, and the tensioning blocks 2 are connected in the sliding chambers 6 in a one-to-one corresponding sliding manner. In the sliding process of the tensioning block 2, the outer wall of the tensioning block 2 is tightly abutted to the inner wall of the sliding chamber 6, so that the tensioning block 2 is not easy to shift in the circumferential direction. The end part of the tensioning block 2 close to the through hole 7 is bent upwards and protrudes out of the hole opening of the through hole 7, a plurality of tensioning salient points 5 are uniformly distributed on the end part of the tensioning block 2 protruding out of the hole opening of the through hole 7, and the tensioning salient points 5 are positioned on the end face of the tensioning block 2 far away from the central axis of the through hole 7. The end part of the tensioning block 2 far away from the through hole 7 is provided with a placing groove 9, and the placing groove 9 is just opposite to the threaded hole 10.

The tensioning driving mechanism 3 is used for driving the plurality of tensioning blocks 2 to approach to or separate from each other, and when the plurality of tensioning blocks 2 are sequentially abutted, tensioning holes 4 are formed between the plurality of tensioning blocks 2.

The tensioning driving mechanism 3 comprises a spring 31 arranged in each sliding chamber 6, a tensioning cylinder 32 arranged at the bottom surface of the workbench 1, and a top core 33 arranged on a piston rod of the tensioning cylinder 32. One end of the spring 31 extends into the threaded hole 10 and abuts against the adjusting block 8, the other end of the spring 31 extends into the placing groove 9 and abuts against the inner groove wall of the placing groove 9, and the spring 31 is used for applying elastic force to the tensioning block 2 to point to one side of the through hole 7. The piston rod of the tensioning cylinder 32 penetrates through the workbench 1, and the piston rod of the tensioning cylinder 32 is coaxially arranged with the through hole 7. The end of the top core 33 away from the tensioning cylinder 32 is reduced in diameter to form a tensioning section 331, and the tensioning section 331 is configured to be inserted into the tensioning hole 4 and drive a plurality of tensioners to be separated from each other.

The flange joint clamping mechanisms 11 are two in the embodiment, and the two sets of flange joint clamping mechanisms 11 are distributed symmetrically left and right around the through hole 7. The flange joint clamping mechanism 11 is used for pressing the flange joint on the positioning disc 13.

The flange joint clamping mechanism 11 includes a flange joint clamping cylinder 111, an extension block 112, and a rubber block 113. The flange joint clamping cylinder 111 is arranged at the top surface of the workbench 1, and a piston rod of the flange joint clamping cylinder 111 extends vertically upwards. The extension block 112 is fixed on the piston rod of the flange joint clamping cylinder 111, and the extension block 112 horizontally extends to one side of the positioning plate 13. The bottom of the extension block 112 is screwed with an extension column 12, and the extension column 12 extends vertically downwards and is opposite to the positioning plate 13. The rubber block 113 is arranged at the bottom of the extension rod and used for pressing the flange joint on the positioning disc 13.

The hard tube clamping mechanism 16 comprises a hard tube clamping frame I1611, a hard tube clamping cylinder I1612, a connecting block I1613 and a spring block I1614. A first hard tube clamping frame 1611 is arranged on the workbench 1, and a first through groove 17 for placing a hard tube is formed in the top of the hard tube clamping frame. The first hard tube clamping cylinder 1612 is arranged on the workbench 1, and a piston rod of the first hard tube clamping cylinder 1612 extends vertically upwards. The first connecting block 1613 is arranged on a piston rod of the first hard tube clamping cylinder 1612, and the first connecting block 1613 horizontally extends to one side of the first hard tube clamping frame 1611 and is opposite to the first hard tube clamping frame 1611. The first connecting block 1613 is provided with a first elastic block 1614, and the first elastic block 1614 is used for pressing the hard pipe in the first through groove 17.

The hard tube clamping mechanism 16 further comprises a second hard tube clamping frame 1621, the second hard tube clamping frame 1621 comprises a fixed frame 16211 fixed on the workbench 1, and a movable frame 16212 in screw pressing connection with the fixed frame 16211, and a second through groove 18 for placing the hard tube is formed in one side of the movable frame 16212.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. The utility model provides a be applied to frock of flange joint preassembleing which characterized by: the device comprises a workbench (1), a plurality of tensioning blocks (2) connected to the workbench (1) in a sliding manner, and tensioning driving mechanisms (3) arranged on the workbench (1) and used for driving the plurality of tensioning blocks (2) to approach to or separate from each other;

the plurality of the tensioning blocks (2) are uniformly distributed in the circumferential direction, and tensioning holes (4) are formed among the plurality of the tensioning blocks (2) when the plurality of the tensioning blocks (2) are sequentially abutted; the top of the tensioning block (2) is provided with a tensioning convex point (5), and the tensioning convex point (5) is positioned on the end face, far away from the tensioning hole (4), of the tensioning block (2);

the tensioning driving mechanism (3) comprises springs (31) which are arranged on the workbench (1) and correspond to the tensioning blocks (2) one by one, tensioning cylinders (32) which are arranged on the workbench (1), and ejection cores (33) which are arranged on piston rods of the tensioning cylinders (32); a piston rod of the tensioning cylinder (32) penetrates through the workbench (1); the end part, far away from the tensioning cylinder (32), of the top core (33) is locked to form a tensioning section (331), and the tensioning section (331) is used for being inserted into the tensioning hole (4) and abutting against the inner hole wall of the tensioning hole (4).

2. The tool applied to preassembly of the flange joint as claimed in claim 1, wherein: sliding chambers (6) which correspond to the plurality of tensioning blocks (2) one by one are formed in the workbench (1), the tensioning blocks (2) are connected in the corresponding sliding chambers (6) in a sliding mode, and the springs (31) are installed in the sliding chambers (6); a through hole (7) is formed in the workbench (1), the through hole (7) is communicated with the plurality of sliding chambers (6), and the end part of the tensioning block (2) provided with the tensioning salient point (5) penetrates through the through hole (7).

3. The tool applied to preassembly of the flange joint as claimed in claim 2, wherein: the side wall of the workbench (1) is in threaded connection with a plurality of adjusting blocks (8) which correspond to the tensioning blocks (2) one by one, and the adjusting blocks (8) are used for extruding the springs (31).

4. The tool applied to preassembly of the flange joint as claimed in claim 3, wherein: the tensioning block (2) is close to a placing groove (9) is formed in the end portion of the spring (31), a threaded hole (10) communicated with the sliding cavity (6) is formed in the side wall of the workbench (1), the adjusting block (8) is in threaded connection with the threaded hole (10), one end of the spring (31) extends into the placing groove (9), and the other end of the spring (31) extends into the threaded hole (10).

5. The tool applied to preassembly of the flange joint as claimed in claim 2, wherein: the flange joint clamping device is characterized by further comprising at least two flange joint clamping mechanisms (11) arranged on the workbench (1), wherein the flange joint clamping mechanisms (11) are used for pressing flange joints on the workbench (1); the flange joint clamping mechanism (11) comprises a flange joint clamping cylinder (111), an extension block (112) arranged on the flange joint clamping cylinder (111), and a rubber block (113) arranged on the extension block (112) and used for extruding the flange joint.

6. The tool applied to preassembly of the flange joint as claimed in claim 5, wherein: extend on piece (112) threaded connection have and extend post (12), glue piece (113) install in extend post (12) keep away from extend on the tip of piece (112).

7. The tool applied to preassembly of the flange joint as claimed in claim 5, wherein: be provided with positioning disk (13) on workstation (1), connecting hole (14) have been seted up in the center department of positioning disk (13), connecting hole (14) communicate in through-hole (7), be provided with location arch (15) on positioning disk (13), location arch (15) are used for inserting the flange joint and fix a position the flange joint.

8. The tool applied to preassembly of the flange joint as claimed in claim 5, wherein: still including setting up be used for fixing a position hard tube fixture (16) of hard tube on workstation (1), hard tube fixture (16) include hard tube holding frame (1611), set up hard tube centre gripping cylinder (1612), the setting of hard tube holding frame (1611) one side are in connecting block (1613) on the piston rod of hard tube centre gripping cylinder (1612), set up and be in bullet piece (1614) on extension piece (112), set up logical groove (17) that supply the hard tube to put into on hard tube holding frame (1611), logical groove (17) with bullet piece (1614) are relative.

9. The tool applied to preassembly of the flange joint as claimed in claim 8, wherein: hard tube fixture (16) still includes hard tube clamping frame two (1621), set up logical groove two (18) that supply the hard tube to put into on hard tube clamping frame two (1621).

10. The tool applied to preassembly of the flange joint as claimed in claim 9, wherein: hard tube holding frame two (1621) is including setting up mount (16211) on workstation (1), compress tightly through the screw and fix adjustable shelf (16212) on mount (16211), it sets up to lead to groove two (18) on adjustable shelf (16212).