CN210231284U

CN210231284U - Mouth expanding machine with detachable mouth expanding pipe

Info

Publication number: CN210231284U
Application number: CN201920948571.6U
Authority: CN
Inventors: Jinwen Xiao; 肖金文
Original assignee: Hengmeng Tianjin Technology Development Co Ltd
Current assignee: Hengmeng Tianjin Technology Development Co Ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-03
Anticipated expiration: 2029-06-21

Abstract

The utility model relates to an mouth pipe detachable that expands mouthful machine belongs to the technical field of mouth machine that expands, it includes the base, fixed being provided with on the base is used for supporting the brace table of waiting to process the pipe fitting, the both sides that the brace table is relative are provided with mouth subassembly and locating component that expand, mouth subassembly that expands is including the mouth cylinder that expands and mouthful pipe that expands, the piston rod level of the mouth cylinder that expands is towards locating component, mouth pipe that expands is along being the gradual throat form towards one side of locating component, the tailpiece of the piston rod portion fixedly connected with sliding block of mouth cylinder that expands, the mounting groove has been seted up on the top of sliding block, the mounting groove interpolation is equipped with the installation piece, fixed connection can be dismantled through the bolt to installation piece and sliding block, fixed connection can be dismantled with the installation piece to mouth pipe.

Description

Mouth expanding machine with detachable mouth expanding pipe

Technical Field

The utility model belongs to the technical field of the technique of mouthful machine of expanding and specifically relates to a mouthful machine that expands of mouth pipe detachable is related to.

Background

The mouth expander is mainly used for expanding the mouths of copper pipes, aluminum pipes or copper-aluminum composite pipes and stainless steel pipes to expand the mouths of the copper pipes, the aluminum pipes or the copper-aluminum composite pipes into a bell mouth shape.

The existing Chinese patent with reference publication number CN208357636U discloses an opening expanding machine, which comprises an opening expanding mechanism and a conveying structure, wherein the opening expanding mechanism comprises an air cylinder, the air cylinder is fixed on a vehicle body through a left air cylinder fixing column and a right air cylinder fixing column, the right end of the right air cylinder fixing column is connected with a base through a connecting rod, the right side of the base is provided with an expanding block base, the expanding block base is fixedly connected with the base through a fixing block, two or more than two expanding blocks are fixedly arranged in the middle of the right side of the expanding block base, the expanding blocks form an annular structure, the inner diameter of the left end of each expanding block is smaller than the inner diameter of the right end of the expanding block, a piston rod of the air cylinder penetrates through the right air cylinder fixing column, the base, the expanding block base is fixedly connected with a pressure applying column on the right side of the. When the opening is expanded, the pipe fitting is placed at a fixed position of the opening expanding mechanism, then the air cylinder is started, the air cylinder drives the piston rod to retract, so that the test pressing block is driven to move towards the expanding block, the expanding block is expanded, the pipe opening of the pipe fitting to be processed is expanded by the expanded expanding block in a pressed mode, and the opening expanding operation is completed.

The above prior art solutions have the following drawbacks: in the above-mentioned mouth machine that expands, whole mouth mechanism that expands can't be dismantled, along with the time lapse, the wearing and tearing can appear in the mouth mechanism that expands to make the mouth precision of expanding by greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an expand mouthful machine of mouthful pipe detachable expands reaches the effect that improves the mouth precision of expanding.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an expand mouthful pipe detachable mouth machine that expands, the on-line screen storage device comprises a base, fixed being provided with on the base is used for supporting the brace table of treating the processing pipe fitting, the both sides that the brace table is relative are provided with the mouth subassembly and the locating component that expand, the mouth subassembly that expands is including the mouth cylinder that expands and mouthful pipe that expands, the piston rod level of the mouth cylinder that expands is towards the locating component, the mouth pipe that expands is along being the throat form gradually towards one side of locating component, the tailpiece of the piston rod portion fixedly connected with sliding block of the mouth cylinder that expands, the mounting groove has been seted up on the top of sliding block, the mounting groove interpolation is equipped with the installation piece, the installation.

Through adopting the above-mentioned technical scheme, when carrying out the mouth operation that expands, at first will treat that the processing pipe fitting is put on a supporting bench, then make locating component treat the tip of processing the pipe fitting fix a position fixedly, restart mouth cylinder that expands, mouth cylinder that expands drives the piston rod and stretches out, the piston rod drives mouth pipe that expands stretches into from the one end of treating the processing pipe fitting and treats inside the processing pipe fitting, thereby treat the processing pipe fitting and carry out the mouth operation that expands, it is longer when mouth pipe live time that expands, after wearing and tearing are serious, mouth precision that expands can greatly reduced, can unscrew the bolt this moment, then take out the installation piece from the mounting groove, the installation piece takes out the back, again will expand mouthful pipe from the installation piece dismantle, it can to install the mouth pipe that expands more newly, thereby can ensure the mouth precision that expands of mouthful pipe.

The utility model discloses further set up to: the fixed chucking ring that is provided with on the circumference face of mouth pipe expands, set up on the installation piece with first arc wall, the bottom intercommunication of mounting groove is provided with the second arc wall that sets up with first arc wall symmetry, and when the installation piece was fixed in the mounting groove, first arc wall and second arc wall joint were in the circumference face of mouth pipe expands, and chucking ring butt in the side of installation piece and sliding block orientation brace table.

Through adopting above-mentioned technical scheme, when will install piece fixed mounting in the mounting groove, first arc wall and second arc wall are just right, and the circumferential surface of bloated mouthful pipe and the surface contact of first arc wall and second arc wall, thereby make bloated mouthful pipe compressed tightly, and simultaneously, the clamp ring butt is in the one side of installation piece and sliding block orientation brace table, consequently when carrying out the operation of expanding, the mouth pipe that expands can not be extruded from first arc wall and second arc wall by treating processing pipe fitting, the stability of mouth pipe when carrying out the operation of expanding has been improved, the mouth precision that expands has been improved indirectly.

The utility model discloses further set up to: a first arc-shaped pressing plate is fixedly arranged in the first arc-shaped groove, and a second arc-shaped pressing plate is fixedly arranged in the second arc-shaped groove.

Through adopting above-mentioned technical scheme, first arc clamp plate and second arc clamp plate cooperate, can be with the tighter of bloated mouthful pipe pressure to make the installation stability of bloated mouthful pipe higher, when carrying out the operation of expanding, the mouth quality of expanding obtains further guarantee.

The utility model discloses further set up to: the first arc-shaped pressing plate is made of rubber, and the second arc-shaped pressing plate is made of rubber.

Through adopting above-mentioned technical scheme, the rubber material matter is soft, have elasticity, and very wear-resisting, consequently regard as the material of first arc clamp plate and second arc clamp plate with rubber, on the one hand can increase and expand the frictional force between the mouthful pipe for the stability of mouthful pipe that expands further improves, on the other hand, first arc clamp plate and second arc clamp plate also can reduce the wearing and tearing to mouthful pipe that expands.

The utility model discloses further set up to: the fixed plate is fixedly connected with the end of the expansion cylinder, the fixed plate is fixed with the base, a guide shaft is fixedly arranged on one side, facing the supporting table, of the fixed plate, the guide shaft is parallel to a piston rod of the expansion cylinder, and the guide shaft penetrates through the sliding block and is in sliding connection with the sliding block.

Through adopting above-mentioned technical scheme, when carrying out the mouth operation of expanding, the mouth cylinder that expands drives the sliding block and slides along the guiding axle, and the setting up of guiding axle makes the slip of sliding block more smooth and easy, can not take place the offset, restricts to the slip direction of sliding block simultaneously, ensures that the mouth pipe that expands can insert smoothly inside treating the processing pipe fitting, improves the precision of the mouth operation of expanding, and then improves the precision of the mouth operation of expanding.

The utility model discloses further set up to: a first clamping groove is formed in the supporting table and penetrates through the supporting table along the length direction of the piston rod of the expansion cylinder.

Through adopting above-mentioned technical scheme, when treating the processing pipe fitting operation of expanding, can will treat the processing pipe fitting and put in first draw-in groove, first draw-in groove can be treated the processing pipe fitting and support and spacing, effectively prevents to treat that the processing pipe fitting takes place to rock when expanding, improves the stability of the operation of expanding.

The utility model discloses further set up to: one side of the supporting table is provided with a clamping table fixed with the base, a vertical clamping cylinder facing downwards is fixedly arranged on the clamping table, a clamping block is fixedly arranged at the bottom end of a piston rod of the clamping cylinder, and a second clamping groove symmetrical to the first clamping groove is formed in the bottom of the clamping block.

Through adopting above-mentioned technical scheme, before the mouth expands, will wait to process the pipe fitting earlier and put inside first draw-in groove, then start the chucking cylinder, the chucking cylinder drives the chucking piece down for the chucking piece butt is on a supporting bench surface, and second draw-in groove and first draw-in groove cooperate, make to wait to process the pipe fitting and can be tightly pinned, prevent to wait to process the pipe fitting when the mouth expands and take place to rock and squint, improved the mouth precision that expands.

The utility model discloses further set up to: the supporting table comprises a locking block and a supporting block, the locking block is fixedly connected with the base, the locking block is detachably and fixedly connected with the supporting block through a bolt, and the first clamping groove is formed in the top surface of the supporting block.

Through adopting above-mentioned technical scheme, the brace table includes locking block and supporting shoe, fixes the supporting shoe on the locking block through the bolt during installation, ensures the steady supporting effect of supporting shoe, when the pipe diameter of waiting to process the pipe fitting changes to some extent, also can unscrew the bolt, then will set up the supporting shoe of the first draw-in groove of not unidimensional and fix on the locking block, further enlarge application scope.

The utility model discloses further set up to: the bottom fixedly connected with connecting block of the piston rod of chucking cylinder, chucking piece passes through the bolt with the connecting block and can dismantle fixed connection.

Through adopting above-mentioned technical scheme, when the pipe diameter of waiting to process the pipe fitting changes, after changing the supporting shoe, take out the chucking piece from the connecting block again, then change the chucking piece that has the second draw-in groove of unidimensional not for first draw-in groove and second draw-in groove can cooperate the use, ensure to wait to process the pipe fitting and can be pressed from both sides tightly, can be applicable to the pipe fitting of waiting to process of different pipe diameters promptly, can improve the stability of waiting to process the pipe fitting when expanding again.

To sum up, the utility model discloses a beneficial technological effect does:

1. the mouth expanding pipe is arranged to be clamped in the first arc-shaped groove and the second arc-shaped groove, so that the mouth expanding pipe which is seriously worn is convenient to disassemble and replace, and the mouth expanding operation precision is improved;

2. the first arc-shaped pressing plate and the second arc-shaped pressing plate are arranged, so that the stability of the installed expansion pipe is higher, and meanwhile, the abrasion to the first arc-shaped pressing plate and the second arc-shaped pressing plate is reduced;

first draw-in groove is seted up through the top surface at the supporting shoe, sets up matched with second draw-in groove in the bottom of chucking piece for wait to process the pipe fitting by the card tightly when expanding, ensure the stability of the operation of expanding to go on, improve the mouth precision of expanding.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a schematic structural view of the present invention in use.

In the figure, 1, a base; 2. a support table; 21. a locking block; 211. a locking groove; 22. a support block; 221. a first card slot; 3. a chucking table; 31. clamping the air cylinder; 311. connecting blocks; 3111. connecting grooves; 312. a clamping block; 3121. a second card slot; 4. an expansion assembly; 41. an expansion cylinder; 411. a fixing plate; 412. a guide shaft; 42. an expansion pipe; 421. a clamping ring; 5. a slider; 51. mounting grooves; 511. a first arc-shaped slot; 512. a first arc-shaped pressing plate; 52. mounting blocks; 521. a second arc-shaped slot; 522. a second arc-shaped pressing plate; 6. a positioning assembly; 61. positioning a plate; 62. positioning a lead screw; 621. placing a ring; 622. screens bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides an expand mouthful of machine of mouth pipe detachable, combine fig. 1 and fig. 3, it is shown, including base 1, base 1 is last to be fixed to be provided with and to be used for supporting a supporting bench 2 of treating the processing pipe fitting, the both sides branch that supporting bench 2 is relative is equipped with mouth subassembly 4 and locating component 6 expand, it is provided with chucking platform 3 to expand between mouth subassembly 4 and the locating component 6, chucking platform 3 is located supporting bench 2 adjacent and the one side of mouth subassembly 4 and locating component 6 expand, the fixed chucking cylinder 31 that is provided with on chucking platform 3, the vertical just piston rod bottom fixedly connected with chucking piece 312 down of piston rod of chucking cylinder 31, chucking piece 312 is located supporting bench 2 directly over. When expanding the operation to the tubular metal resonator, at first will wait to process the pipe fitting and put on a supporting bench 2, then start chucking cylinder 31, chucking cylinder 31 drives chucking piece 312 and pushes down and waits to process the pipe fitting, and 6 butts of locating component are in the one end of waiting to process the pipe fitting after that, and the mouth subassembly 4 that expands stretches into from the one end of waiting to process the pipe fitting, and then treats to process the pipe fitting and expand the mouth.

As shown in fig. 1, the supporting table 2 includes a locking block 21 and a supporting block 22, the locking block 21 is fixedly connected with the base 1, a locking groove 211 is formed in the top end of the locking block 21, the supporting block 22 is inserted into the locking groove 211, the supporting block 22 is connected with the locking block 21 through a bolt, a first clamping groove 221 is formed in the upper surface of the supporting block 22, the first clamping groove 221 is in a semicircular arc shape, the first clamping groove 221 penetrates through the upper surface of the supporting block 22 along the connecting line direction between the positioning assembly 6 and the expansion assembly 4, before expansion operation, a pipe to be processed is placed in the first clamping groove 221, the first clamping groove 221 can support and limit the pipe to be processed, the stability of the pipe to be processed when expanding is improved, and further the expansion accuracy and the expansion quality are improved.

As shown in fig. 1, a connecting block 311 is fixedly connected to the bottom end of a piston rod of the clamping cylinder 31, a connecting groove 3111 is formed in the lower surface of the connecting block 311, the clamping block 312 is inserted into the connecting groove 3111, and a bolt is inserted into a side thread of the connecting block 311, so that the clamping block 312 and the connecting block 311 form a detachable fixed connection, a second clamping groove 3121 which is symmetrical up and down with the first clamping groove 221 is formed in the lower surface of the clamping block 312, after a pipe to be processed is placed in the first clamping groove 221, the clamping cylinder 31 drives the clamping block 312 to move down, so that the pipe to be processed is clamped between the first clamping groove 221 and the second clamping groove 3121, and the stability of the pipe to be processed is further improved.

Because supporting shoe 22 can dismantle fixed connection with latch segment 21, fixed connection can be dismantled with connecting block 311 to the latch segment 312, consequently when the pipe diameter of waiting to process the pipe fitting changes to some extent, in order to ensure that first draw-in groove 221 and second draw-in groove 3121 can be with waiting to process the pipe fitting inseparable joint, can set up multiunit latch segment 312 and supporting shoe 22, the size diverse of the first draw-in groove 221 and the second draw-in groove 3121 of the multiunit that corresponds, consequently, can be applicable to the pipe fitting of waiting to process of various different pipe diameters, and the application scope is expanded.

Referring to fig. 1 and 2, the expansion assembly 4 includes an expansion cylinder 41 and an expansion pipe 42, a piston rod of the expansion cylinder 41 horizontally faces the support platform 2, a fixed plate 411 is fixedly disposed at an end of the expansion cylinder 41, the fixed plate 411 is also fixedly connected to the base 1, a horizontal guide shaft 412 is fixedly connected to a side of the fixed plate 411 facing the support platform 2, the guide shaft 412 is parallel to the piston rod of the expansion cylinder 41, a sliding block 5 is fixedly connected to an end of the piston rod of the expansion cylinder 41, the guide shaft 412 passes through the sliding block 5 and is slidably connected to the sliding block 5, a mounting groove 51 is disposed at a middle position of a top end of the sliding block 5, a first arc-shaped groove 511 is disposed at a bottom of the mounting groove 51, a mounting block 52 is inserted into the mounting groove 51, the mounting block 52 is T-shaped, the mounting block 52 is detachably and fixedly connected to the sliding block 5 through a bolt, a second arc-, expand mouthful pipe 42 and insert and locate between first arc 511 and second arc 521, fixed cover is equipped with chucking ring 421 on the circumferential surface of the mouth pipe 42 that expands, and chucking ring 421 and sliding block 5 and installation piece 52 are towards the surperficial butt of a supporting bench 2, consequently expand mouthful pipe 42 and when inserting the mouth that expands of treating that the pipe fitting is inside, effectively avoid expanding mouthful pipe 42 to take place to retract, improve the stability and the mouth quality of expanding of the operation of expanding mouthful. The expansion pipe 42 is gradually contracted in the direction toward the support table 2, and the smoothness of the expansion work is improved.

According to the pipe fitting of treating of different pipe diameters, mouth pipe 42 expands and also is provided with the multiunit, and the multiunit mouth pipe 42 that expands is inserting the one end size difference of treating the processing pipe fitting, all unanimous with first arc wall 511 and second arc wall 521 complex one end size to make the installation of mouth pipe 42 that expands need not change sliding block 5 and installation piece 52, improve the convenience of mouthful pipe 42 installation that expands.

As shown in fig. 2, first arc clamp plate 512 that the internal fixation of first arc 511 is provided with rubber material, second arc clamp plate 522 that the internal fixation of second arc 521 is provided with rubber material, the fixed mode all adopts the bonding mode, when the mouth pipe 42 is expanded in the installation, first arc clamp plate 512 and second arc clamp plate 522 and the circumferential surface butt of the mouth pipe 42 that expands, thereby make the installation of the mouth pipe 42 that expands inseparabler, stability is higher, and first arc clamp plate 512 and second arc clamp plate 522 of rubber material can protect the mouth pipe 42 that expands, reduce the wearing and tearing to the mouth pipe 42 that expands.

As shown in fig. 3, the positioning assembly 6 includes a positioning plate 61 and a positioning screw 62, the positioning plate 61 is fixedly connected with the base 1, the positioning screw 62 horizontally passes through the positioning plate 61 and is in threaded connection with the positioning plate 61, the central axis of the positioning screw 62 coincides with the central axis of the tube 42, before the tube expansion operation, the positioning screw 62 is rotated according to the length of the tube to be processed, so as to adjust the distance from the end of the positioning screw 62 to the supporting table 2, so that the tube expander can be applied to the tube to be processed with different lengths, and the application range is further expanded.

As shown in fig. 3, the end portion thread sleeve of the positioning screw 62 facing the support table 2 is provided with a placing ring 621, the placing ring 621 abuts against the circumferential surface of the positioning screw 62 along one-fourth to one-third inner walls of the self axis direction, in this embodiment, preferably, the placing ring 621 is in thread fit with the circumferential surface of the positioning screw 62 along one-third length inner walls of the self axis direction, two-thirds length exceeds the end portion of the positioning screw 62, therefore, when the expansion operation is performed, one end of the pipe to be processed is inserted into the placing ring 621 and abuts against the end portion of the positioning screw 62, so that the stability of the pipe to be processed is higher when the expansion operation is performed. Location lead screw 62 is close to the one end of placing ring 621 and inserts and is equipped with screens bolt 622, screens bolt 622 with place the tip butt of ring 621, the setting up of screens bolt 622 makes and places ring 621 and can not continue to slide along location lead screw 62, has improved the stability of placing ring 621, and then makes and places ring 621 treat the spacing of processing pipe fitting, the supporting role is more stable, improves the processing stability of treating processing pipe fitting.

The implementation principle of the embodiment is as follows: before carrying out the mouth operation that expands, at first rotate the location lead screw 62 according to the length of waiting to process the pipe fitting, then will wait to process the pipe fitting and place in first draw-in groove 221, the one end that the ring 621 inside and with the tip butt of location lead screw 62 is placed in inserting to the one end that does not need the mouth that expands of order to wait to process the pipe fitting, restart chucking cylinder 31, chucking cylinder 31 drives chucking piece 312 down, the pipe fitting of waiting to process is pushed down to the second draw-in groove 3121 of seting up on chucking piece 312, make the pipe fitting of waiting to process can be stabilized positioning, support, start mouth cylinder 41 at last, mouth cylinder 41 that expands drives mouth pipe 42 and inserts the tip of waiting to process the pipe fitting, thereby accomplish the mouth operation.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an expand mouthful of machine of mouthful pipe detachable, includes base (1), its characterized in that: the fixed brace table (2) that are used for supporting the pipe fitting of treating processing that is provided with on base (1), both sides that brace table (2) is relative are provided with bloated mouthful subassembly (4) and locating component (6), bloated mouthful subassembly (4) are including bloated mouthful cylinder (41) and bloated mouthful pipe (42), the piston rod level of bloated mouthful cylinder (41) is towards locating component (6), bloated mouthful pipe (42) are along being the throat form gradually towards one side of locating component (6), the piston rod tip fixedly connected with sliding block (5) of bloated mouthful cylinder (41), mounting groove (51) have been seted up on the top of sliding block (5), mounting groove (51) interpolation is equipped with installation piece (52), fixed connection can be dismantled through the bolt in installation piece (52) and sliding block (5), fixed connection can be dismantled with installation piece (52) to bloated mouthful pipe (42).

2. The mouth expander of claim 1, wherein: the fixed chucking ring (421) that is provided with on the circumferential surface of mouth pipe (42) expands, seted up on installation piece (52) with first arc wall (511), the bottom intercommunication of mounting groove (51) is provided with second arc wall (521) that set up with first arc wall (511) symmetry, when installation piece (52) are fixed in mounting groove (51), first arc wall (511) and second arc wall (521) joint are on the circumferential surface of mouth pipe (42) expands, and chucking ring (421) butt in the side of installation piece (52) and sliding block (5) orientation brace table (2).

3. The mouth expander of claim 2, wherein: a first arc-shaped pressing plate (512) is fixedly arranged in the first arc-shaped groove (511), and a second arc-shaped pressing plate (522) is fixedly arranged in the second arc-shaped groove (521).

4. The mouth expander of claim 3, wherein: the first arc-shaped pressing plate (512) is made of rubber, and the second arc-shaped pressing plate (522) is made of rubber and is the first arc-shaped pressing plate (512) and the second arc-shaped pressing plate (522).

5. The mouth expander of claim 1, wherein: the end part fixedly connected with fixed plate (411) of mouth cylinder (41) expand, fixed plate (411) are fixed with base (1), and fixed plate (411) are fixed and are provided with leading axle (412) towards one side of brace table (2), and leading axle (412) are parallel with the piston rod of mouth cylinder (41) expand, and leading axle (412) pass sliding block (5) and with sliding block (5) sliding connection.

6. The mouth expander of claim 1, wherein: a first clamping groove (221) is formed in the supporting table (2), and the first clamping groove (221) penetrates through the supporting table (2) along the length direction of the piston rod of the expansion cylinder (41).

7. The mouth expander of claim 6, wherein: one side of the supporting table (2) is provided with a clamping table (3) fixed with the base (1), a vertical downward clamping cylinder (31) is fixedly arranged on the clamping table (3), a clamping block (312) is fixedly arranged at the bottom end of a piston rod of the clamping cylinder (31), and a second clamping groove (3121) symmetrical to the first clamping groove (221) is formed in the bottom of the clamping block (312).

8. The mouth expander of claim 1, wherein: the supporting table (2) comprises a locking block and a supporting block (22), the locking block is fixedly connected with the base (1), the locking block is detachably and fixedly connected with the supporting block (22) through a bolt, and a first clamping groove (221) is formed in the top surface of the supporting block (22).

9. The mouth expander of claim 7, wherein: the bottom end of the piston rod of the clamping cylinder (31) is fixedly connected with a connecting block (311), and the clamping block (312) is detachably and fixedly connected with the connecting block (311) through a bolt.