CN112387809B

CN112387809B - Pipe orifice diameter trimming machine

Info

Publication number: CN112387809B
Application number: CN202110065375.6A
Authority: CN
Inventors: 马海洋; 单广志
Original assignee: Shandong Deri Machinery Technology Co ltd
Current assignee: Xinsong intelligent manufacturing public service platform (Qingzhou) Co.,Ltd.
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-04-06
Anticipated expiration: 2041-01-19
Also published as: CN112387809A

Abstract

The invention discloses a pipe orifice diameter trimming machine which comprises a rack, wherein a supporting roller is rotatably connected to the rack, a plurality of clamping cylinders are distributed on the supporting roller, a shaping gearbox is arranged on the rack, a rolling shaping device is arranged on the shaping gearbox, a driving shaft which is in power connection with a power machine is arranged on the rack, a driving gear is connected to the driving shaft, a driving column is arranged on the rack, a rack which can be meshed with the driving gear is connected to the driving column, a driving arm is arranged on the driving column, a driving head is arranged on the driving arm, a power disc is arranged in the supporting roller, a poking driving shaft is in power connection with the rotating driving box, a power cam is connected to the poking driving shaft, a plurality of driving poking columns are distributed on the power disc, and a driving cam groove which rotates along. The invention has the advantages of high shaping speed, high quality and high labor efficiency.

Description

Pipe orifice diameter trimming machine

Technical Field

The invention relates to a pipe orifice diameter trimming machine.

Background

At present, the automobile industry has become the pillar industry in national economy, and suspension parts are indispensable for automobile production, and in suspension parts, the application of rubber suspension parts is extremely common, and metal bush wherein all need pass through the finishing process usually to guarantee thereby its diameter reaches the design requirement. The existing metal pipe diameter trimming device is generally realized by adopting a rigid extrusion mode, namely, the rigid extrusion mode is realized by extruding two oppositely arranged dies, but the rigid extrusion mode easily causes large deformation amount, so that the problem of uneven pipe wall thickness is easily caused, namely, the uneven wear of the pipe wall thickness is caused, and the service life is reduced. The invention discloses a pipe diameter trimming device which comprises a reducing seat, a plurality of reducing sliders and a locking sleeve, wherein the reducing sliders are annularly and equally arranged on the upper surface of the reducing seat, the locking sleeve is arranged on the periphery of the reducing sliders, the reducing sliders and the reducing seats form radial sliding connection of the reducing seats, detachable reducing blocks are arranged on the inner side surfaces, close to the center of the reducing seats, of the reducing sliders, the outer side surfaces, attached to the inner walls of the reducing sliders and the locking sleeve, are inclined surfaces inclined along the center line of the reducing seats, correspondingly, the inner walls of the locking sleeve are provided with locking inclined surfaces matched with the outer side surfaces of the reducing sliders, and the locking inclined surfaces are surrounded to form a regular polygon frustum shape. The invention patent also adopts a rigid extrusion shaping method.

Before assembling pipe fittings such as a bush, the diameter of a pipe opening is easy to deform due to operations such as moving and transporting, and the like, so that the pipe fittings need to be further rounded, and a machine for rounding and correcting the diameter does not exist at present.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a pipe orifice diameter trimming machine which can automatically perform shaping or/and cleaning treatment on the inner wall of a pipe orifice, ensure the diameter size of the pipe orifice and perform cleaning treatment on the inner wall in a repeated rolling manner, and greatly improve the labor efficiency.

In order to solve the technical problem, the invention provides a pipe orifice diameter trimming machine with the following structure, which comprises a frame and is structurally characterized in that: the pipe fitting shaping machine is characterized in that a supporting roller is rotatably connected to the rack, a plurality of clamping cylinders which are used for clamping pipe fittings and can slide up and down are arranged on the supporting roller in a surrounding mode, a shaping gearbox which extends into an inner cavity of the supporting roller is installed on the rack, a rolling shaping device which extends upwards is installed on the shaping gearbox, a power machine is installed on the rack, a driving shaft which is in power connection with the power machine is installed on the rack, the shaping gearbox is in power connection with the driving shaft, a worm gear gearbox is connected to the driving shaft, a power output shaft of the worm gear gearbox is connected with a first crank, a driving swing rod which can swing is hinged to the rack, an arc gear is fixedly connected to one end of the driving swing rod, a long sliding groove is formed in the other end of the driving swing rod of the first crank, the driving rod extends into the long sliding groove, the utility model discloses a quick-witted structure, including support cylinder, actuating cylinder, rotary driving case, power disc, drive cam, drive post, drive cam and drive cam groove, be equipped with on the drive post and stretch out to support cylinder's actuating arm, be equipped with on the actuating arm and stretch out downwards and can order about the drive head of centre gripping section of thick bamboo gliding, be equipped with the rotary driving case of being connected with plastic gearbox power in the frame, be equipped with the power disc that rotates together with it in the support cylinder, power connection has the drive shaft of stirring that stretches out towards support cylinder on the rotary driving case, stirs and is connected with the power cam in the drive shaft, and it has even ring cloth and a plurality of drive that the axial stretches out to gather on the power disc to fit with the drive cam groove, the drive is dialled the post.

The driving poking column is provided with a poking column ball which can roll in the driving cam groove, the driving cam groove is provided with a poking column entering section, a poking column sliding section and a poking column sliding section which are obliquely arranged along the outer surface of the power cam, the driving poking column supports the roller to rotate when the poking column enters the section and the poking column sliding section when the power cam rotates, and the driving poking column supports the roller to not rotate when the poking column slides the section.

The clamping cylinder comprises a clamping cylinder body connected to the supporting roller through a clamping spring, and a sleeve capable of clamping the outer wall of the pipe body to be processed is arranged on the clamping cylinder body.

The clamping device is characterized in that a plurality of clamping cylinders extending along the radial direction of the supporting roller are arranged on the same circumferential surface of the supporting roller, the clamping cylinders on the same circumferential surface belong to a group of clamping cylinder groups, a plurality of groups of clamping cylinder groups are arranged on the outer circumferential surface of the supporting roller, the clamping cylinders in two adjacent groups of clamping cylinder groups are arranged in a front-back corresponding mode, and a plurality of driving arms which are equal to the groups of the clamping cylinder groups are arranged on the driving columns.

The rolling shaping device comprises a shaping shaft which is connected to the shaping gearbox and extends upwards, and the shaping shaft is connected with a shaping roller which extends upwards.

The shaping gearbox is connected with a cylindrical barrel, and the shaping roller is located in the cylindrical barrel.

After the structure is adopted, a pipe body to be shaped is placed in the clamping cylinder and is clamped by the clamping cylinder, the power machine drives the power disc to rotate, the power disc can drive the supporting roller to rotate for a set angle through the matching of the driving shifting column and the driving cam groove when rotating for one week, after the supporting roller rotates for a set angle, the clamping cylinder for clamping the pipe body is positioned right above the rolling shaping device, the driving swing rod swings under the driving of the first crank, the arc gear drives the driving column to slide up and down, when the clamping cylinder is positioned above the rolling shaping device, the driving column slides down, the driving head drives the clamping cylinder to slide down to position the rolling shaping device in the pipe body, thereby the pipe orifice part of the pipe body can be subjected to rolling shaping, in the shaping process, the supporting roller is not driven to rotate, after shaping is finished, the driving head slides reversely, the clamping cylinder slides up and resets, the power disc drives the supporting roller to rotate through the matching of, repeating the above actions can realize continuous shaping work of the pipe orifices of a plurality of pipe bodies. The power mechanism can realize the rotation of the pipe body driven by the pipe body sleeve, the lifting and shaping of the pipe body, thereby greatly saving power, having high shaping speed and high quality and greatly improving labor efficiency.

As can be seen from the above description of the use process of the present invention, the present invention has the advantages of fast shaping speed, high quality and high labor efficiency.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings:

FIG. 1 is a schematic structural diagram of one embodiment of the present invention;

FIG. 2 is a schematic top view of FIG. 1;

FIG. 3 is a schematic view of the left side view of FIG. 1;

FIG. 4 is a schematic structural diagram of the embodiment of FIG. 1 in another operating state;

FIG. 5 is a schematic diagram of the operation of the power disc driving the rotating support roller in the embodiment of FIG. 1;

FIG. 6 is a schematic view of the embodiment of FIG. 1 with the outer surface of the power cam expanded;

fig. 7 is a schematic diagram of the arc gear driving the driving column to slide up and down in the embodiment of fig. 1.

Detailed Description

Referring to fig. 1, 2 and 3, the present invention provides an embodiment of a pipe orifice diameter trimming machine, which includes a frame 1, and the structure of the frame 1 may refer to the structure shown in fig. 1, but may be designed into other shapes as needed, and the purpose of the present invention is to support and fix various components on the frame, and is not limited to the structure shown in the figures. The utility model discloses a pipe body processing device, including frame 1, support cylinder 2, a plurality of centre gripping section of thick bamboo 5 that rotate to be connected with in the frame 1, support cylinder 2 goes up the ring cloth and is used for the centre gripping body and can slide from top to bottom, be equipped with in the frame 1 and stretch into the plastic gearbox 6 in the 2 inner chambers of support cylinder, in this embodiment, centre gripping section of thick bamboo 5 includes the centre gripping barrel of connecting on support cylinder 2 through centre gripping spring, is equipped with the sleeve that can will treat the centre gripping of processing body outer wall on the centre gripping barrel, and as shown in the picture promptly, the sleeve is located support cylinder 2 and inwards stretches out, and the bush presss from both sides the back in the sleeve, when power orders about the sleeve inboard motion, and the extension of centre. The rack is provided with a power machine 21, the power machine is connected with a power shaft 8, the rack is provided with a shaping gearbox 6 which is in power connection with the power machine 21, the rack 1 is provided with a rotary driving box 12 which is in power connection with a driving shaft 8, the rotary driving box 12 is in power connection with a toggle driving shaft 11 which extends towards the supporting roller 2, the toggle driving shaft 11 is connected with a power cam 13, the main power shaft 2 is provided with a power disc 17, a plurality of driving shift posts 14 which are uniformly arranged and axially extend are distributed on the power disc 17, the power cam 13 is provided with a driving cam groove 131 which is used for driving the shift posts 14 to enter and slide out when the power cam 13 rotates, and the driving shift posts 14 are matched with the driving cam groove 131 to intermittently drive the supporting roller 2 to rotate and the driving shift posts 14 can enter and exit the. The driving toggle column 14 is provided with a toggle column ball 141 capable of rolling in the driving cam groove 131, the toggle ball 141 in the figure is a bearing sleeved on the driving toggle column 14, and the toggle ball 141 can also be a plurality of balls inlaid on the outer surface of the driving toggle column 14, so that the sliding friction is changed into rolling friction, and the smoothness of the whole rolling driving process can be improved. The driving cam groove 131 is provided with a column pulling-in section X, a column pulling-out section Y and a column pulling-out section Z which are obliquely arranged along the outer surface of the power cam 13, when the power cam 13 rotates, the driving column pulling 14 rotates when the column pulling-in section and the column pulling-out section support the roller 2, when the column pulling-out section support the roller 2 and does not rotate, as shown in fig. 1 and fig. 3 to fig. 6, that is, the axis of the power cam 13 is perpendicular to the axis of the power disc 17, the outer circumferential surface of the power cam 13 can be attached to the surface of the support roller 2, the dotted circle in fig. 6 is the operation track of the driving column pulling 14, when the driving column pulling 14 drives the column pulling-in section X and the column pulling-out section Z of the cam groove 131, the driving column pulling 14 receives extrusion force along with the rotation of the power cam 13, thereby realizing the rotation of the support roller 2, when the driving column pulling 14 is located at the column pulling section, the driving poking columns 14 are not extruded any more, and the driving cam grooves 131 have a limiting effect on the driving poking columns 14, so that the supporting roller 2 can be kept in a static state, after one of the two adjacent driving poking columns 14 rotates out of the poking column sliding-out section Z, the other driving poking column 14 enters the poking column entering section X, and the plurality of clamping cylinders 5 continuously move forwards (the forward meaning means that the clamping cylinders gradually enter the station) along with the continuous rotation of the driving cam 13.

Referring to fig. 1 to 4, a shaping gearbox 6 extending into the inner cavity of the support drum 2 is mounted on the frame 1, and a rolling shaping device extending upward is mounted on the shaping gearbox 6, in this embodiment, the rolling shaping device includes a shaping shaft 18 connected to the shaping gearbox 6 and extending upward, the shaping shaft 18 is connected to a shaping roller extending upward, and the shaping roller in the figure can extend into the pipe mouth to perform rounding, that is, the shaping shaft 18 performs the shaping operation when rotating. The shaping gearbox 6 is connected with a cylindrical barrel and the shaping roller is positioned in the cylindrical barrel 16, when rolling shaping is needed, the cylindrical barrel can be abutted against the outer wall of the pipe body, and the shaping roller rotates and extrudes the inner wall of the pipe orifice, so that the rolling shaping function is realized. The shaping gearbox 6 is in power connection with a driving shaft 8, the driving shaft 8 is connected with a worm and gear gearbox 9, a power output shaft of the worm and gear gearbox 9 is connected with a first crank 24, the first crank comprises a crank disc and a connecting rod eccentrically connected to the crank disc, a driving swing rod 25 capable of swinging is hinged on the rack 1, one end of the driving swing rod 25 is fixedly connected with an arc gear 26, the other end of the driving swing rod 25 is provided with a long chute 251, the arc gear 26 means that the arc surface is provided with teeth, the connecting rod of the first crank 24 extends into the long chute 251 to drive the driving swing rod 25 to swing, the rack 1 is provided with a driving column 10 capable of sliding up and down, the driving column 10 is connected with a rack capable of meshing with the arc gear 26, the driving column 10 is provided with a driving arm 101 extending to the supporting roller 2, and the driving head extending downwards and capable of driving the clamping roller, the continuous up-and-down motion of the driving head can be realized by the structure, so that the driving head is ensured to push the pipe body on the clamping barrel 5 to slide downwards, and the pushing is more accurate and the return is convenient under the action of the driving top spring. In this embodiment, a plurality of clamping cylinders 5 extending along the radial direction of the supporting roller 2 are disposed on the same circumferential surface of the supporting roller 2, the clamping cylinders 5 located on the same circumferential surface belong to a group of clamping cylinder groups, a plurality of groups of clamping cylinder groups are disposed on the outer circumferential surface of the supporting roller 2, the clamping cylinders 5 in two adjacent groups of clamping cylinder groups are disposed in front and back correspondence, a plurality of driving arms 101 equal to the group number of the clamping cylinder groups are disposed on the driving column 10, and in the process that the driving column 10 moves up and down, the tube bodies in the plurality of clamping cylinders 5 can be driven up and down at one time, so that the efficiency can be improved. In the present embodiment, the rotary drive case 12 is in power connection with the shaping gearbox 6 via a central drive shaft. When the shaping operation is performed, the driving shaft 8 drives the first crank 24 to rotate, and since the connecting rod of the first crank 24 is located in the long chute 251, when the first crank 24 rotates, the driving swing rod 25 can swing, and in the processes of the first crank 24 rotating and the driving swing rod 25 swinging, the connecting rod slides in the long chute 251, and in the process of the driving swing rod 25 swinging, the arc surface of the arc gear 26 is always attached to the rack, that is, the engagement between the teeth and the teeth is ensured. When the swing rod 25 swings, the arc gear 26 will drive the driving column 10 to slide up and down through the meshing with the rack, when the clamping cylinder 5 is located above the rolling shaping device, the driving column 10 slides down, the driving head drives the clamping cylinder 5 to slide down to enable the rolling shaping device to be located in the pipe body, and therefore the pipe orifice portion of the pipe body can be shaped.

Referring to all the drawings, the action process of each action part is described above, in the action of the invention, under the drive of a set of power mechanism, the intermittent conveying of the clamping cylinder 5 is realized, and only when the clamping cylinder 5 is positioned above the rolling shaping device, the driving head drives the clamping cylinder 5 to slide downwards, and when the power disc 17 drives the supporting roller 2 to rotate, the driving head is far away from the clamping cylinder 5, so as to realize the corresponding relation of the action, according to the action description and the technical common knowledge mastered by the skilled person, the parameters of the set angle and the transmission speed ratio can be set, thereby realizing the corresponding action.

The invention can be used for the shaping work of the pipe orifice and the inner cavities of other tubular objects. The present invention may also have other embodiments, and other technical solutions formed in the claims are not described in detail, and the present invention is not limited by the above embodiments, and equivalent changes and component replacements based on the above embodiments of the present invention are within the protection scope of the present invention.

Claims

1. A pipe orifice diameter trimming machine comprises a machine frame (1) and is characterized in that: the pipe fitting shaping machine is characterized in that a supporting roller (2) is rotatably connected to the rack (1), a plurality of clamping cylinders (5) which are used for clamping pipe fittings and can slide up and down are arranged on the supporting roller (2), a shaping gearbox (6) which extends into an inner cavity of the supporting roller (2) is arranged on the rack (1), a rolling shaping device which extends upwards is arranged on the shaping gearbox (6), a power machine (21) is arranged on the rack (1), a driving shaft (8) which is in power connection with the power machine (21) is arranged on the rack, the shaping gearbox (6) is in power connection with the driving shaft (8), a worm gear gearbox (9) is connected to the driving shaft (8), a first crank (24) is connected to a power output shaft of the worm gear gearbox (9), a driving swing rod (25) which can swing is hinged to the rack (1), and an arc gear (26) and a gear are fixedly, The other end of the crank is provided with a long sliding chute (251), a connecting rod of the first crank (24) extends into the long sliding chute (251) to drive the driving swing rod (25) to swing, a driving column (10) capable of sliding up and down is arranged on the rack (1), a rack capable of being meshed with the arc gear (26) is connected onto the driving column (10), a driving arm (101) extending to the supporting roller (2) is arranged on the driving column (10), a driving head extending downwards and capable of driving the clamping cylinder (5) to slide downwards is arranged on the driving arm (101), a rotary driving box (12) in power connection with the shaping gearbox (6) is arranged on the rack (1), a power disc (17) rotating together with the supporting roller (2) is arranged in the supporting roller (2), a toggle driving shaft (11) extending towards the supporting roller (2) is in power connection with the rotary driving box (12), and a power cam (13) is connected onto the toggle driving shaft, the power disc (17) is surrounded and has evenly encircle cloth and a plurality of drive that the axial stretches out and dial post (14) on cloth, be equipped with on power cam (13) and supply drive to dial post (14) and get into and drive cam groove (131) of roll-off when it rotates, drive and dial post (14) and drive cam groove (131) cooperation and drive the intermittent type drive support cylinder (2) and rotate and power cam (13) drive when rotating the round dial post (14) can pass in and out once drive cam groove (131).

2. The orifice diameter dresser of claim 1, wherein: the driving poking column is characterized in that a poking column ball (141) capable of rolling in the driving cam groove (131) is arranged on the driving poking column (14), the driving cam groove (131) is provided with a poking column entering section, a poking column sliding section and a poking column sliding section which are obliquely arranged along the outer surface of the power cam (13), the power cam (13) drives the poking column (14) to rotate when the poking column enters the section and the poking column sliding section, and the driving poking column (14) supports the roller (2) without rotating when the poking column sliding section.

3. The orifice diameter dresser of claim 1, wherein: the novel multi-cylinder type hydraulic cylinder is characterized in that a plurality of clamping cylinders (5) extending along the radial direction of the supporting roller (2) are arranged on the same circumferential surface of the supporting roller (2), the clamping cylinders (5) located on the same circumferential surface belong to a group of clamping cylinder groups, a plurality of groups of clamping cylinder groups are arranged on the outer circumferential surface of the supporting roller (2), the clamping cylinders (5) in two adjacent groups of clamping cylinder groups are arranged in a front-back corresponding mode, and a plurality of driving arms (101) with the same number as the groups of the clamping cylinder groups are arranged on the driving columns (10).

4. The orifice diameter dresser of claim 1, wherein: the clamping cylinder (5) comprises a clamping cylinder body connected to the supporting roller (2) through a clamping spring, and a sleeve capable of clamping the outer wall of the pipe body to be processed is arranged on the clamping cylinder body.

5. The orifice diameter dresser of any one of claims 1-4, wherein: the rolling shaping device comprises a shaping shaft (18) which is connected to the shaping gearbox (6) and extends upwards, and the shaping shaft (18) is connected with a shaping roller which extends upwards.

6. The orifice diameter dresser of claim 5, wherein: the shaping gearbox (6) is connected with a cylindrical barrel, and the shaping roller is positioned in the cylindrical barrel.