CN110508669B

CN110508669B - Rim valve punching device

Info

Publication number: CN110508669B
Application number: CN201910928975.3A
Authority: CN
Inventors: 楼昌荣; 方胜良; 吴劲松; 楼昌林
Original assignee: Hangzhou Jincheng Wheel Manufacturing Co ltd
Current assignee: Hangzhou Jincheng Wheel Manufacturing Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-10-27
Anticipated expiration: 2039-09-28
Also published as: CN110508669A

Abstract

The invention discloses a rim valve punching device, which relates to the technical field of rim processing and solves the problem of low rim valve punching precision in the prior art, and the technical scheme is characterized by comprising a workbench, a punching base fixedly connected to the top of the workbench, a supporting disc arranged on the workbench and positioned on one side of the punching base, a supporting plate arranged on the top of the supporting disc, a supporting table arranged on the bottom of the supporting plate and close to one side of the punching base, a jacking hydraulic cylinder arranged on one side of the bottom of the supporting plate, which is far away from the punching base, and hinged to the supporting disc, and a clamping mechanism arranged on the top of the supporting plate and used for fixing a rim on the supporting plate, wherein the jacking hydraulic cylinder pushes the supporting plate to rotate so that the rim on the supporting plate inclines until one side of the rim punched hole abuts against the punching base, then a punching head is used for punching operation, and, thereby improving the precision of the valve punching position and angle.

Description

Rim valve punching device

Technical Field

The invention relates to the technical field of rim processing, in particular to a rim valve punching device.

Background

The rim is commonly called as a rim, is a part for installing and supporting a tire on the periphery of a wheel, and forms the wheel together with the spoke, and the rim and the spoke can be integrally and permanently connected or can be detachable.

The rim is in the middle of the process of processing, for the convenience later stage inflates the tire, can all set up the valve hole that an air feed valve passed on the rim usually, when setting up the valve hole on the rim, mostly all use the piercing press to punch a hole, in the middle of the process of punching a hole, the axis that mostly comes control rim through artifical manual support rim is certain angle with the direction of punching a hole of punching equipment, then utilize the drift to punch a hole towards outside from the inboard of rim. The punching position and angle are controlled manually in the punching process, so that errors exist in the position and angle of the valve hole after the punching is finished, and the punching precision of the rim valve is low.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a rim valve punching device, which pushes a support plate to rotate through a jacking hydraulic cylinder, so that a rim on the support plate is inclined until one side of a rim punched hole abuts against a punching base, then, punching operation is carried out through a punching head, and the inclination angle and the position of the axis of the rim are positioned through the hydraulic cylinder and the punching base, so that the precision of the punching position and the punching angle of the valve is improved.

In order to achieve the purpose, the invention provides the following technical scheme: a rim valve punching device comprises a workbench, a punching base fixedly connected to the top of the workbench and located below a punch, a supporting disk arranged on the workbench and located on one side of the punching base, a supporting plate arranged on the top of the supporting disk, a supporting platform arranged at the bottom of the supporting plate and close to one side of the punching base, a jacking hydraulic cylinder arranged at the bottom of the supporting plate, away from one side of the punching base, and hinged to the supporting disk, and a clamping mechanism arranged at the top of the supporting plate and used for fixing a rim on the supporting plate;

the base that punches a hole is close to supporting disk one side and is the arcwall face, and the axis when the arcwall face axis punches a hole with the rim laminating on the arcwall face is parallel to each other, and the backup pad bottom is rotated and is connected on a supporting bench, and the piston rod of jacking pneumatic cylinder rotates to be connected in the backup pad bottom, is provided with the through-hole that runs through the base that punches a hole along vertical direction on the arcwall face.

Through adopting above-mentioned technical scheme, the position of punching a hole as required, adjust the height of backup pad through a supporting bench, drive the backup pad through the jacking pneumatic cylinder and rotate, make the backup pad be in horizontal position, then pass through fixture with the rim and fix at the backup pad top, make the vertical setting of axis of rim, then drive one side rotation that the backup pad deviates from the base that punches a hole through the jacking pneumatic cylinder, until the rim is close to the one side laminating of the base that punches a hole and put on the arcwall face, then accomplish the operation of punching a hole through the drift, highly coming to control the position of punching a hole through a supporting bench control backup pad, control the angle of punching a hole through arcwall face and jacking pneumatic cylinder, need not the manual work and carry out the.

The invention is further configured to: the groove of stepping down has been seted up along vertical direction at the brace table top, and backup pad bottom fixedly connected with stretches into the turning block in the groove of stepping down, and fixedly connected with both ends all stretch into the dwang in the brace table on the turning block, and the axis level of dwang sets up and the axis of perpendicular to arcwall face.

Through adopting above-mentioned technical scheme, through setting up turning block and dwang for the backup pad can rotate around the axis of dwang.

The invention is further configured to: the utility model discloses a rim, including the supporting disk, the supporting disk is provided with the arc face, the supporting disk is provided with the spacing hole of running through the supporting disk along vertical direction, the spacing hole of supporting disk, and the spacing hole is passed to the spacing pole, and the both sides in spacing hole are provided with two fixed connection at the spacing post of spacing pole both sides, and when the rim was close to arc face one side and was laminated each other with the arc face, spacing post and supporting disk bottom contacted each other.

Through adopting above-mentioned technical scheme, spacing post and gag lever post can carry on spacingly to the inclination of backup pad to can be better carry on spacingly to the inclination of axis when the rim punches, thereby can make the angle of punching more accurate.

The invention is further configured to: the limiting rod slides on the bottom plane of the supporting plate along the direction close to and far away from the punching base, and the limiting rod can be fixed on the supporting plate;

the punching base comprises a supporting seat fixedly connected to the top of the workbench and a punching block which can be disassembled on the supporting seat, the punching block is located on one side, close to the supporting disk, of the supporting seat, and the arc-shaped face is arranged on the punching block.

Through adopting above-mentioned technical scheme, through the regulation to punching block and gag lever post position, can fix a position the rim of punching a hole the angle of difference and punch a hole.

The invention is further configured to: the sliding block is fixedly connected to the limiting rod, and the sliding block is close to one side of the limiting rod and is in threaded connection with a positioning bolt which penetrates through the sliding block and can be tightly supported on the supporting plate.

Through adopting above-mentioned technical scheme, unscrew positioning bolt, the sliding block slides in the sliding tray, after sliding suitable position, screws up positioning bolt, realizes the regulation to the gag lever post position.

The invention is further configured to: the supporting seat is close to one side of punching the piece and has seted up the mounting groove, and the piece that punches a hole is close to one side fixedly connected with of supporting seat and the installation piece of mounting groove mutually supporting, and supporting seat top threaded connection has fastening bolt, and fastening bolt's bottom one end can stretch into in the mounting groove and the top of installation piece contacts each other.

Through adopting above-mentioned technical scheme, unscrew fastening bolt, can cross changing the punching block to can change different punching blocks according to the rim of different angles of punching a hole.

The invention is further configured to: the clamping mechanism comprises clamping rings arranged on two sides of the top of the supporting plate, two clamping plates fixedly connected to two ends of each clamping ring, and two bidirectional cylinders arranged between the two clamping plates and respectively positioned at two ends of each clamping ring;

the two-way cylinder is fixedly connected to the supporting plate, and two piston rods of the two-way cylinder are respectively and fixedly connected to the two clamping plates.

Through adopting above-mentioned technical scheme, place the rim between two grip rings, two-way cylinder drives two grip rings motion in opposite directions simultaneously, accomplishes the centre gripping to the rim, controls two grip rings motion in opposite directions simultaneously, can guarantee that the position of the axis of the rim of centre gripping every time is the same to improve the precision of punching.

The invention is further configured to: the supporting disk is the disc, the backup pad is provided with a plurality of, and a plurality of backup pads are located the disc top and are close to the position of periphery and around the axis evenly distributed of supporting disk, and the bottom fixedly connected with of supporting disk rotates the pivot of being connected with the workstation, and fixedly connected with drives the pivot and carries out the pivoted motor on the workstation.

By adopting the technical scheme, the rims are fixed at the tops of all the supporting plates, one of the rims is rotated to one side, close to the punching base, of the supporting plate, punching is completed, the supporting plate is rotated after punching is completed, punching of the next rim is performed, the punched rims are taken down and replaced with the rims to be punched when punching is completed.

In summary, compared with the prior art, the invention has the following beneficial effects:

1. according to the punching device, the supporting plate, the punching base, the arc-shaped surface, the supporting table and the jacking hydraulic cylinder are arranged, according to the position of punching required, the height of the supporting plate is adjusted through the supporting table, the supporting plate is driven to rotate through the jacking hydraulic cylinder to be in a horizontal position, then the rim is fixed to the top of the supporting plate through the clamping mechanism, the axis of the rim is vertically arranged, then the jacking hydraulic cylinder drives one side of the supporting plate, which is far away from the punching base, to rotate until one side, which is close to the punching base, of the rim is attached to the arc-shaped surface, then punching operation is completed through the punch, the punching position is controlled by controlling the height of the supporting plate through the supporting table, the angle of punching is controlled through the arc-shaped surface and the jacking;

2. according to the invention, the limiting rod and the limiting column are arranged, so that the inclination angle of the supporting plate can be limited, the inclination angle of the axis can be better limited when the rim is punched, and the punching angle can be more accurate.

Drawings

FIG. 1 is an isometric view of the complete structure of the embodiment;

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

FIG. 3 is an enlarged view of the portion B of FIG. 1;

FIG. 4 is a sectional view of the entire structure of the embodiment;

FIG. 5 is an enlarged view of section D of FIG. 4;

FIG. 6 is an enlarged view of section C of FIG. 1;

FIG. 7 is a schematic view of an embodiment embodying a clamping mechanism;

FIG. 8 is a schematic view of an embodiment embodying a stop bar;

fig. 9 is an enlarged schematic view of a portion E of fig. 2.

In the figure: 1. a work table; 11. an accommodating chamber; 2. a rotating shaft; 21. a power motor; 3. a support disc; 31. a fixing ring; 311. fixing the bolt; 32. a limiting hole; 4. a support plate; 41. rotating the block; 42. rotating the rod; 43. a sliding groove; 5. a support table; 51. a yielding groove; 6. a jacking hydraulic cylinder; 61. a fixing plate; 62. a rotating shaft; 7. punching a base; 71. a supporting seat; 711. mounting grooves; 72. punching a hole block; 721. an arc-shaped surface; 722. a through hole; 723. mounting blocks; 724. fastening a bolt; 8. a clamping mechanism; 81. a clamp ring; 82. a bidirectional cylinder; 83. a clamping plate; 9. a limiting rod; 91. a limiting column; 92. a slider; 93. and (6) positioning the bolt.

Detailed Description

Example (b): the utility model provides a rim valve punching device, see attached 1 and attached 2, including workstation 1, rotate pivot 2 of connection at workstation 1 top, fixed connection is in 2 top one ends of pivot and with pivot 2 coaxial supporting disk 3, fixed connection is on workstation 1 and be located the punching base 7 of drift below, set up and be close to a plurality of backup pads 4 of 3 peripheral positions of supporting disk at the supporting disk 3 top, set up the fixture 8 that is used for fixing the rim on backup pad 4 in backup pad 4, set up and be close to 3 peripheral positions's of supporting disk supporting bench 5 and set up the jacking pneumatic cylinder 6 that is close to 3 axial position of supporting disk in backup pad 4 bottom. Two fixing plates 61 fixedly connected to the supporting plate 3 are arranged on two sides of the bottom of the jacking hydraulic cylinder 6, two rotating shafts 62 which penetrate through the fixing plates 61 and are rotatably connected with the fixing plates 61 are fixedly connected to two sides of the bottom of the jacking hydraulic cylinder 6, and the axes of the rotating shafts 62 are horizontally arranged and are perpendicular to the axes of the wheel rims; the connection mode of the piston rod of the jacking hydraulic cylinder 6 and the support plate 4 is the same as the connection mode of the jacking hydraulic cylinder 6 and the support plate 3, and the repeated description is omitted, so that the axis of the rotating shaft 2 is vertically arranged.

Referring to fig. 3, one side of the punching base 7 close to the supporting plate 3 is an arc-shaped surface 721, the axis of the arc-shaped surface 721 is parallel to the axis of the rim when punching is performed on the arc-shaped surface 721, the bottom of the supporting plate 4 is rotatably connected to the supporting table 5, and the piston rod of the jacking hydraulic cylinder 6 is rotatably connected to the bottom of the supporting plate 4.

All through a rim of fixture 8 fixation at the top of each backup pad 4, then pivot 2 drives supporting disk 3 and rotates, rotates backup pad 4 to the carousel be close to base 7 one side that punches a hole, then the pneumatic cylinder of this base bottom drives backup pad 4 and rotates for the side laminating of rim is on arcwall face 721, then punches a hole to the rim, and spacing through jacking pneumatic cylinder 6 and arcwall face 721, fixes a position the angle of punching a hole, improves the precision of punching a hole.

Referring to fig. 2, the top of the supporting platform 5 is provided with a yielding groove 51 along the vertical direction, the bottom of the supporting plate 4 is fixedly connected with a rotating block 41 extending into the yielding groove 51, two ends of the rotating block 41 are fixedly connected with rotating rods 42 extending into the supporting platform 5, and the axes of the rotating rods 42 are horizontally arranged and perpendicular to the axis of the arc-shaped surface 721. Through setting up dwang 42 for when jacking cylinder promoted backup pad 4, backup pad 4 can rotate around dwang 42.

Referring to fig. 4 and 5, the punching base 7 includes a supporting seat 71 fixedly connected to the top of the working table 1 and a punching block 72 detachably mounted on the supporting seat 71, the punching block 72 is located on one side of the supporting seat 71 close to the supporting plate 3, an arc-shaped surface 721 is disposed on the punching block 72, and a through hole 722 penetrating through the punching base 7 in the vertical direction is disposed on the arc-shaped surface 721. The supporting seat 71 is provided with an installation groove 711 on one side close to the punching block 72, the punching block 72 is fixedly connected with an installation block 723 matched with the installation groove 711 on one side close to the supporting seat 71, the top of the supporting seat 71 is in threaded connection with a fastening bolt 724, and one end of the bottom of the fastening bolt 724 can extend into the installation groove 711 to be in contact with the top of the installation block 723. Different rims are different to the requirement of punching the angle, in order to punch a hole to different rims, can be according to the rim angle of punching a hole and the difference of rim diameter, change punching block 72.

Referring to fig. 4, an accommodating cavity 11 is formed in the workbench 1, a power motor 21 fixedly connected to the workbench 1 is arranged in the accommodating cavity 11, an output shaft of the power motor 21 is coaxial with the rotating shaft 2, and an output shaft of the power motor 21 is fixedly connected to one end of the bottom of the rotating shaft 2. The power motor 21 is a servo motor.

Referring to fig. 6, the supporting table 5 slides on the supporting table 3 along the vertical direction, the top of the supporting table 3 is fixedly connected with the fixing ring 31, the inner side of the fixing ring 31 is attached to the outer side of the supporting table 5, and the outer side of the fixing ring 31 is in threaded connection with a fixing bolt 311 which penetrates through the side wall of the fixing ring 31 and can be abutted to the supporting table 5. According to the difference of the punching positions of the rims, the height of the supporting table 5 is adjusted, so that the height of the supporting plate 4 is adjusted, and the punching positions of the rims are controlled and positioned.

Referring to fig. 7, the clamping mechanism 8 includes clamping rings 81 disposed at both sides of the top of the supporting plate 4, two clamping plates 83 fixedly connected to both ends of the clamping rings 81, and two bidirectional cylinders 82 disposed between the two clamping plates 83 and respectively located at both ends of the clamping rings 81; the bidirectional cylinder 82 is fixedly connected to the support plate 4, and two piston rods of the bidirectional cylinder 82 are respectively fixedly connected to the two clamping plates 83. The rim is placed on the top of the support plate 4, and the two-way cylinder 82 drives the two clamping rings 81 to move simultaneously in the direction of approaching each other, so as to clamp the rim on the support plate 4. The two clamping rings 81 move at the same speed, so that the axis positions of the rim clamped on the supporting plate 4 are the same, and the punching precision of the rim is ensured.

Referring to fig. 8 and 9, the bottom of the supporting plate 4 is provided with a limiting rod 9, a limiting hole 32 penetrating through the supporting plate 3 is formed in the supporting plate 3 along the vertical direction, the limiting rod 9 penetrates through the limiting hole 32, two sides of the limiting hole 32 are provided with two limiting columns 91 fixedly connected to two sides of the limiting rod 9, when the rim is close to one side of the arc-shaped surface 721 and is attached to the arc-shaped surface 721, the limiting columns 91 are in contact with the bottom of the supporting plate 3, so that the inclination angle of the axis of the rim is limited, and the punching angle is limited. The limiting rod 9 slides on the bottom plane of the supporting plate 4 along the direction close to and far away from the punching base 7; the sliding groove 43 has been seted up to backup pad 4 bottom, the length direction of sliding groove 43 is the same with the slip direction of gag lever post 9, the cross-section of sliding groove 43 is the setting of type shape, be provided with in the sliding groove 43 mutually support with sliding groove 43 and can carry out gliding sliding block 92 along sliding groove 43 length direction in sliding groove 43, sliding block 92 fixed connection is on gag lever post 9, sliding block 92 is close to gag lever post 9 one side threaded connection have and runs through sliding block 92 and can support the positioning bolt 93 of tightly on backup pad 4. The position of regulating slide block 92 can adjust the position of gag lever post 9 to adjust the inclination to backup pad 4, make backup pad 4 can support and fix a position the rim that the angle of punching a hole is different.

The working principle of the rim valve punching device when in use is as follows: all through a rim of fixture 8 fixation at the top of each backup pad 4, then pivot 2 drives supporting disk 3 and rotates, rotates backup pad 4 to the carousel be close to base 7 one side that punches a hole, then the pneumatic cylinder of this base bottom drives backup pad 4 and rotates for the side laminating of rim is on arcwall face 721, then punches a hole to the rim, and spacing through jacking pneumatic cylinder 6 and arcwall face 721, fixes a position the angle of punching a hole, improves the precision of punching a hole.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a rim valve punching device which characterized in that: the wheel rim punching machine comprises a workbench (1), a punching base (7) fixedly connected to the top of the workbench (1) and positioned below a punch, a supporting plate (3) arranged on the workbench (1) and positioned on one side of the punching base (7), a supporting plate (4) arranged at the top of the supporting plate (3), a supporting plate (5) arranged at the bottom of the supporting plate (4) and close to one side of the punching base (7), a jacking hydraulic cylinder (6) arranged at the bottom of the supporting plate (4) and away from one side of the punching base (7) and hinged to the supporting plate (3), and a clamping mechanism (8) arranged at the top of the supporting plate (4) and used for fixing a wheel rim on the supporting plate (4;

one side, close to the supporting disc (3), of the punching base (7) is an arc-shaped surface (721), the axis of the arc-shaped surface (721) is parallel to the axis of a rim attached to the arc-shaped surface (721) during punching, the bottom of the supporting plate (4) is rotatably connected to the supporting table (5), a piston rod of the jacking hydraulic cylinder (6) is rotatably connected to the bottom of the supporting plate (4), and a through hole (722) penetrating through the punching base (7) in the vertical direction is formed in the arc-shaped surface (721);

supporting bench (5) slide along vertical direction on supporting bench (3), and supporting bench (3) top fixed connection solid fixed ring (31), gu fixed ring (31) inboard is laminated each other with supporting bench (5) outside, gu fixed ring (31) outside threaded connection have run through solid fixed ring (31) lateral wall and can support fixing bolt (311) tight on supporting bench (5).

2. The rim valve punching apparatus of claim 1, wherein: supporting bench (5) top has been seted up along vertical direction and has been stepped down groove (51), and backup pad (4) bottom fixedly connected with stretches into turning block (41) in stepping down groove (51), and fixedly connected with both ends all stretch into dwang (42) in supporting bench (5) on turning block (41), and the axis level of dwang (42) sets up and the axis of perpendicular to arcwall face (721).

3. The rim valve punching apparatus of claim 1, wherein: backup pad (4) bottom is provided with gag lever post (9), sets up spacing hole (32) that run through supporting disk (3) along vertical direction on supporting disk (3), and gag lever post (9) pass spacing hole (32), and the both sides of spacing hole (32) are provided with two fixed connection spacing posts (91) in gag lever post (9) both sides, and when the rim was close to arcwall face (721) one side and was laminated each other with arcwall face (721), spacing post (91) and supporting disk (3) bottom mutual contact.

4. The rim valve punching apparatus of claim 3, wherein: the limiting rod (9) slides on the bottom plane of the supporting plate (4) along the direction close to and far away from the punching base (7), and the limiting rod (9) can be fixed on the supporting plate (4);

the punching base (7) comprises a supporting seat (71) fixedly connected to the top of the workbench (1) and a punching block (72) detachably arranged on the supporting seat (71), the punching block (72) is located on one side, close to the supporting disk (3), of the supporting seat (71), and an arc-shaped face (721) is arranged on the punching block (72).

5. The rim valve punching apparatus of claim 4, wherein: sliding tray (43) have been seted up to backup pad (4) bottom, the length direction of sliding tray (43) is the same with the slip direction of gag lever post (9), the cross-section of sliding tray (43) is the setting of type shape, be provided with in sliding tray (43) mutually support with sliding tray (43) and can carry out gliding sliding block (92) along sliding tray (43) length direction in sliding tray (43), sliding block (92) fixed connection is on gag lever post (9), sliding block (92) are close to gag lever post (9) one side threaded connection have run through sliding block (92) and can support positioning bolt (93) tight on backup pad (4).

6. The rim valve punching apparatus of claim 4, wherein: mounting groove (711) have been seted up to one side that supporting seat (71) are close to punching hole piece (72), and one side fixedly connected with that punching hole piece (72) are close to supporting seat (71) is installed piece (723) of mutually supporting with mounting groove (711), and supporting seat (71) top threaded connection has fastening bolt (724), and the bottom one end of fastening bolt (724) can stretch into in mounting groove (711) and the top of installing piece (723) contacts each other.

7. The rim valve punching apparatus of claim 1, wherein: the clamping mechanism (8) comprises clamping rings (81) arranged on two sides of the top of the supporting plate (4), two clamping plates (83) fixedly connected to two ends of the clamping rings (81), and two bidirectional cylinders (82) arranged between the two clamping plates (83) and respectively located at two ends of the clamping rings (81);

the bidirectional cylinder (82) is fixedly connected to the support plate (4), and two piston rods of the bidirectional cylinder (82) are respectively and fixedly connected to the two clamping plates (83).

8. The rim valve punching apparatus of claim 1, wherein: the supporting disk (3) is a disk, the supporting plates (4) are provided with a plurality of, the supporting plates (4) are located at the positions, close to the periphery, of the top of the disk and evenly distributed around the axis of the supporting disk (3), the bottom of the supporting disk (3) is fixedly connected with a rotating shaft (2) which is connected with the workbench (1) in a rotating mode, and the workbench (1) is fixedly connected with a motor which drives the rotating shaft (2) to rotate.