CN112387811A

CN112387811A - Lining rolling shaper

Info

Publication number: CN112387811A
Application number: CN202110065396.8A
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: 2021-02-23
Anticipated expiration: 2041-01-19
Also published as: CN112387811B

Abstract

The invention discloses a bushing rolling shaper, which comprises a rack, wherein a supporting roller is rotatably connected on 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 half gear is connected on the driving shaft, a driving column is arranged on the rack, a rack which can be meshed with the driving half gear is connected on the driving column, a driving arm is arranged on the driving column, a driving head is arranged on the driving arm, a rotary driving box is arranged on the rack, a power wheel disc is arranged in the supporting roller, a plurality of power swing rods are arranged on the power wheel disc, a driving wheel shaft is arranged on the rotary driving box, a driving poking column which enables the supporting roller to. The invention has the advantages of high shaping speed, high quality and high labor efficiency.

Description

Lining rolling shaper

Technical Field

The invention relates to the field of inner diameter finishing of cylindrical workpieces, in particular to a bushing rolling shaper.

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.

Disclosure of Invention

The invention aims to provide a bushing rolling shaper which can roll and shape the caliber part of a bushing and has high shaping quality and high labor efficiency.

In order to solve the technical problem, the invention provides a bushing rolling shaper with the following structure, which comprises a rack and is structurally characterized in that: the rack is rotatably connected with a supporting roller, a plurality of clamping cylinders which are used for clamping the bushing and can slide up and down are distributed on the supporting roller, a shaping gearbox which extends into the inner cavity of the supporting roller is arranged on the rack, a rolling shaping device which extends upwards is arranged on the shaping gearbox, a power machine is arranged on the rack, a driving shaft which is in power connection with the power machine is arranged on the rack, the shaping gearbox is in power connection with the driving shaft, a driving half gear with set length insections is connected on the driving shaft, a driving column which can slide up and down is arranged on the rack, a rack which can be meshed with a gear section of the driving half gear is connected on the driving column, a driving arm which extends towards the supporting roller is arranged on the driving column, a driving head which extends downwards and can drive the clamping cylinders to slide down is arranged on the driving arm, and, the supporting roller is internally provided with a power wheel disc which is concentrically arranged with the supporting roller and rotates together with the supporting roller, the power wheel disc is provided with a plurality of power swing rods which are uniformly distributed along the power wheel disc, the rotation driving box is provided with a driving wheel shaft which is in power connection with the rotation driving box, the driving wheel shaft is provided with a driving shifting column, the driving shifting column can shift the power swing rods to drive the power wheel disc to rotate, the driving wheel shaft is provided with a semicircular ring, and the semicircular ring can abut against the power swing rods when the driving shifting column does not shift the power swing rods, so that the supporting roller is kept in.

The axis of the driving wheel shaft is eccentrically arranged relative to the power wheel disc, a poking gap is formed between two ends of the semicircular ring, and the driving poking column extends out of the poking gap.

The clamping cylinder comprises a clamping cylinder body connected to the clamping support frame through a clamping spring, and a sleeve capable of clamping the outer wall of the bush to be machined is arranged on the clamping cylinder body.

The supporting roller 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 plurality of 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, and the clamping cylinders in two adjacent groups of clamping cylinder groups are correspondingly arranged in the front and back directions.

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.

The driving column is provided with a square driving frame, the racks are arranged two and are respectively connected to two opposite frame edges of the driving frame, and the driving shaft extends into the driving frame and is only meshed with one of the racks when driving the half gear to rotate.

And the rack is provided with a driving top spring which can drive the driving column to reset upwards.

After the structure is adopted, a bush to be shaped is placed in a clamping cylinder and clamped by the clamping cylinder, a power machine drives a driving wheel shaft to rotate, a driving shifting column is driven to intermittently shift a power swing rod so as to intermittently rotate a supporting roller, the supporting roller rotates for a set angle, the clamping cylinder of the clamping bush is positioned right above a shaping device, a driving half gear is driven to rotate by a driving shaft so as to drive the driving column to slide up and down, when the clamping cylinder is positioned above the shaping device, the driving column slides down, a driving head drives the clamping cylinder to slide down so as to position the shaping device in the bush, so that the bush can be subjected to rolling shaping, in the shaping process, the driving shifting column does not shift the power swing rod, a semicircular ring can abut against the power swing rod so as to keep the supporting roller in a static state, after the shaping is finished, the driving head slides reversely, the clamping cylinder slides up to reset, the driving shifting column shifts the power swing rod to rotate so, the above actions are repeated, and the continuous shaping work of the plurality of bushings can be realized. The clamping cylinder can drive the lining to rotate, lift and reshape through the power mechanism, power is greatly saved, reshaping speed is high, reshaping quality is high, and labor efficiency is greatly improved.

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 structural view taken along line A-A of FIG. 1;

FIG. 3 is a schematic structural view taken along line B-B in FIG. 1;

FIG. 4 is a schematic view of the structure of FIG. 1 in the direction C;

FIG. 5 is a schematic structural diagram of the embodiment of FIG. 1 in another operating state;

fig. 6 is a schematic diagram of the operation of the power wheel disc driving the rotary supporting roller in the embodiment of fig. 1.

Detailed Description

Referring to fig. 1, 2 and 3, the present invention provides a bushing roll shaper, which includes a frame 1, wherein the structure of the frame 1 may refer to the structure shown in fig. 1, and may be designed into other shapes according to the needs, and the purpose of the present invention is to support and fix various components on the frame, but not limited to the structure shown in the figures. A supporting roller 2 is rotatably connected on the frame 1, a plurality of clamping cylinders 5 which are used for clamping the lining and can slide up and down are arranged on the supporting roller 2, a shaping gear box 6 which extends into the inner cavity of the supporting roller 2 is arranged on the frame 1, in the embodiment, the clamping cylinder 5 comprises a clamping cylinder body 51 connected to the supporting roller 2 through a clamping spring 53, a sleeve 52 capable of clamping the outer wall of the bush to be processed is arranged on the clamping cylinder body 51, that is, as shown in the figure, the clamping cylinder 51 is slidably connected to the wall of the supporting roller 2, the clamping spring 53 is installed between the clamping cylinder 51 and the inner wall of the supporting roller 2, the sleeve 52 is positioned on the supporting roller 2 and extends inwards, after the bush is clamped in the sleeve 52, when power is applied to drive the sleeve 52 to move inwards, the clamping spring 53 is extended, and conversely, under the action of the clamping spring 53, the sleeve 52 returns outwards (out of the reshaping work). The frame 1 is provided with a power machine 21, the power machine 21 is connected with a power shaft 8, the frame 1 is provided with a shaping gearbox 6 which is in power connection with the power machine 21, the supporting roller 2 is internally provided with a power wheel disc 17 which is concentrically arranged with the supporting roller and rotates together, concretely, the frame 1 is fixedly provided with a supporting shaft, the supporting roller 2 is connected on the supporting shaft through a bearing, the power wheel disc 17 is also connected on the supporting shaft through a bearing, the power wheel disc 17 is connected on the inner wall of the supporting roller 2 through a radial supporting arm, the power wheel disc 17 and the supporting roller 2 can rotate together, the power wheel disc 17 is provided with a plurality of power swing rods 11 which are uniformly distributed around the power wheel disc 17, the rotation driving box 12 is provided with a driving wheel shaft 13 which is in power connection with the rotation driving wheel shaft 13, the driving poking columns 14 are, the driving wheel shaft 13 is provided with a semicircular ring 15, and when the driving shifting column 14 does not shift the power swing rod 11, the semicircular ring 15 can be abutted against the power swing rod 11 so as to keep the supporting roller 2 in a static state. Namely, the driving shifting column 14 on the driving wheel shaft 13 intermittently shifts the power swing rod 11 so as to intermittently rotate the supporting roller 2. The axis of the driving wheel shaft 13 is eccentrically arranged relative to the power wheel disc 17, as is apparent from fig. 1 and 3, the axis of the driving wheel shaft 13 is offset from the center of the power wheel disc 17, a toggle notch 151 is formed between two ends of the semicircular ring 15, the driving toggle column 14 extends into the toggle notch 151, that is, the driving wheel shaft 13 is mounted on a driving disc in a penetrating manner, the semicircular ring 15 is connected to the outer circumferential surface of the driving disc, the driving toggle column 14 is connected to the end of the driving wheel shaft 13 and extends out from the toggle notch 151 of the semicircular ring 15, when the driving wheel shaft 13 rotates under the action of power, as shown in fig. 1, 3, 4 to 6, after the driving wheel shaft 13 rotates, in the process from the first small figure to the third small figure of fig. 6, the toggle notch 151 is gradually located between the two adjacent power swing rods 11, and the driving toggle column 14 is exposed, the driving shifting column 14 can shift the power swing rods 11, so that the supporting roller 2 rotates, when the third small graph in fig. 6 moves to the fourth small graph and the driving wheel shaft 13 continues to rotate, the arc-shaped outer surface of the semicircular ring 15 just abuts between two adjacent power swing rods 11, so that the supporting roller 2 is in a static state, after the supporting roller 2 rotates for a certain angle, another clamping cylinder 5 reaches a shaping station, the driving wheel shaft 13 continues to rotate, the arc-shaped outer surface of the semicircular ring 15 abuts against the next two adjacent power swing rods 11, so that the supporting roller 2 keeps in a static state, and along with the continuous rotation of the driving wheel shaft 13, a plurality of clamping cylinders 5 continuously move forwards.

Referring to fig. 1 to 5, 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, and 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 22 extending upward, and the shaping roller 22 can extend into the bushing portion 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 27, the shaping rollers 22 are all located in the cylindrical barrel 27, rolling beads are densely distributed on the inner wall of the cylindrical barrel 27, when rolling shaping is needed, the cylindrical barrel 27 can be abutted against the outer wall of the bushing, and the shaping rollers 22 rotate and extrude the inner wall of the bushing, so that the rolling shaping function is achieved. The shaping gearbox 6 is in power connection with a driving shaft 8, the driving shaft 8 is connected with a driving half gear 9 with a set length of insection, a driving column 10 capable of sliding up and down is installed on the rack 1, a rack capable of meshing with a gear section of the driving half gear 9 is connected on the driving column 10, a driving arm 101 extending to the supporting roller 2 is installed on the driving column 10, a driving head 102 extending downwards and capable of driving the clamping cylinder 5 to slide downwards is installed on the driving arm 101, a square driving frame 20 is installed on the driving column 10, the racks are provided with two strips and respectively connected to two opposite frame sides of the driving frame 20, the driving shaft 8 extends into the driving frame 20 and is only meshed with one rack when the driving half gear 9 rotates, a driving top spring 19 capable of driving the driving column 10 to reset upwards is installed on the rack 1, and the structure can realize continuous up-and-down movement of the driving head, thereby ensuring that the driving head 102 pushes the bush on the clamping cylinder 5 to slide downwards, and the action of the driving top spring 19 can make the pushing more accurate and the returning convenient. 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 bushings in the plurality of clamping cylinders 5 can be driven up and down at one time, so that the efficiency can be improved. In this embodiment, the rotary drive housing 12 is in power connection with the shaping gearbox 6. When shaping work is carried out, the driving half gear 9 is driven by the driving shaft 8 to rotate so as to drive the driving column 10 to slide up and down, when the clamping cylinder 5 is positioned above the rolling shaping device, the driving column 10 slides down, the driving head 102 drives the clamping cylinder 5 to slide down so as to enable the rolling shaping device to be positioned in the bushing, and therefore the bushing portion of the bushing can be shaped.

Referring to all the drawings, the action process of each action part is described above, in the action of the invention, the intermittent conveying of the clamping cylinder 5 is realized under the drive of a set of power mechanism, and only when the clamping cylinder 5 is located above the rolling shaping device, the driving head 102 drives the clamping cylinder 5 to slide downwards, and when the driving poking column 14 drives the supporting roller 2 to rotate, the driving head 102 is far away from the clamping cylinder 5, so as to realize the corresponding relation of the action, and according to the action description and the technical common knowledge mastered by a person skilled in the art, the parameters of the set angle and the transmission speed ratio can be set, so as to realize the corresponding action.

The invention can be used for the reshaping work of the bushing and can also be applied to the reshaping work of 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. The utility model provides a bush roll extrusion trimmer, includes frame (1), its characterized in that: the device is characterized in that a support roller (2) is rotatably connected to the rack (1), a plurality of clamping cylinders (5) which are used for clamping a bushing and can slide up and down are arranged on the support roller (2), a shaping gearbox (6) which extends into an inner cavity of the support 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 (1), the shaping gearbox (6) is in power connection with the driving shaft (8), a driving half gear (9) with set length insections is connected to the driving shaft (8), a driving column (10) which can slide up and down is arranged on the rack (1), and a rack which can be meshed with a gear section of the driving half gear (9) is connected to the driving column, the automatic clamping device is characterized in that a driving arm (101) extending to a supporting roller (2) is arranged on the driving column (10), a driving head (102) 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 wheel disc (17) concentrically arranged with the supporting roller (2) and rotating together with the supporting roller is arranged in the supporting roller (2), a plurality of power swing rods (11) uniformly distributed around the power wheel disc (17) and axially extending out are arranged on the power wheel disc (17), a driving wheel shaft (13) in power connection with the rotary driving box (12) is arranged on the rotary driving box (12), a driving shifting column (14) is arranged on the driving wheel shaft (13), the driving shifting column (14) can shift the power swing rods (11) to drive the power wheel disc (17) to rotate, a semicircular ring (15) is arranged on the driving wheel shaft (13), and the semicircular ring (15 (11) Thereby keeping the support roller (2) in a stationary state.

2. The bushing roll shaper of claim 1, wherein: the axis of the driving wheel shaft (13) is eccentrically arranged relative to the power wheel disc (17), a poking gap (151) is formed between two ends of the semicircular ring (15), and the driving poking column (14) extends out of the poking gap (151).

3. The bushing roll shaper of claim 1, wherein: the clamping cylinder (5) comprises a clamping cylinder body (51) connected to the supporting roller (2) through a clamping spring (53), and a sleeve (52) capable of clamping the outer wall of the bush to be machined is arranged on the clamping cylinder body (51).

4. The bushing roll shaper of claim 1, wherein: the novel multi-cylinder type rotary table 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 plurality of 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), and the clamping cylinders (5) in the two adjacent groups of clamping cylinder groups are arranged in a front-back corresponding mode.

5. The liner roll shaper of any 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 (22) which extends upwards.

6. The bushing roll shaper of claim 5, wherein: the shaping gearbox (6) is connected with a cylindrical barrel (27) and the shaping roller (22) is positioned in the cylindrical barrel (27).

7. The liner roll shaper of any of claims 1-4, wherein: the square driving frame (20) is installed on the driving column (10), two racks are arranged on the driving column (10), the racks are connected to two opposite frame edges of the driving frame (20) respectively, and the driving shaft (8) extends into the driving frame (20) and is only meshed with one rack when the driving half gear (9) rotates.

8. The liner roll shaper of any of claims 1-4, wherein: and a driving top spring (19) capable of driving the driving column (10) to reset upwards is arranged on the rack (1).