CN215237392U - Pneumatic flanging device - Google Patents

Abstract

The utility model discloses a pneumatic flanging device, include: the upper end of the frame is provided with an operation platform, and the lower end of the frame is provided with a cylinder; the upper end of the operating platform is rotatably provided with a pressure head, and the lower end of the operating platform is fixedly provided with a base; the two sides of the base are rotatably provided with rolling shafts; two ends of each rolling shaft are connected with the cylinder through a transmission device; and a pressing block corresponding to the turned edge of the tank cover is arranged in the middle of each of the two rolling shafts. The utility model discloses novel structure, the operation is stable, easy operation, the oil tank of treating processing through pressure head and base carries out the stable centre gripping in below spacing, and loading and unloading are convenient, and the cylinder can cooperate transmission and roller bearing to link, and then drives the epaxial briquetting of roller and carry out accurate efficient upset operation to the processing position of oil tank, and the operating efficiency is high, and the operation flow is controlled easily, and degree of automation is high.

Description

Pneumatic flanging device

Technical Field

The utility model relates to an oil tank processing field specifically is a pneumatic flanging device.

Background

The flanging process is an important process in the sheet metal processing of the automobile power steering power-assisted oil tank, and the flanging refers to a forming method for forming a straight wall or a flange with a certain angle along a closed or unclosed curve edge on a plane part or a curved part of a blank by using the action of a die. Flanging is one of the stamping processes. The types of the flanging are various, and the classification methods are different. Wherein the stretch type cuffs can be divided into extension type cuffs and compression type cuffs according to deformation properties.

At present, flanging operation adopted by the automobile power steering power-assisted oil tank in the tank making industry is mostly carried out by adopting equipment such as a hydraulic press, a high-jaw punch press, a table punch press and the like, and the equipment has the defects of high energy consumption, low efficiency, high failure rate, narrow equipment application range, high investment, high rejection rate and the like; meanwhile, due to the fact that the flanging edge of the tank cover of the automobile power steering power-assisted oil tank needs to be turned over and buckled, the existing tool clamp cannot meet the flanging requirement of the improved tank cover, manual flanging is mostly adopted, the flanging process is unstable in stress, the flanging edge is not smooth enough, the rough edge is prone to generating defective products.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a pneumatic turn-up device including: the upper end of the frame is provided with an operation platform, and the lower end of the frame is provided with a cylinder; the upper end of the operating platform is rotatably provided with a pressure head, and the lower end of the operating platform is fixedly provided with a base; the two sides of the base are rotatably provided with rolling shafts; two ends of each rolling shaft are connected with the cylinder through a transmission device; and a pressing block corresponding to the turned edge of the tank cover is arranged in the middle of each of the two rolling shafts.

Preferably, in the above technical solution, the lower end of the frame is provided with four supporting legs; four connecting rods are transversely and fixedly arranged among the four supporting legs; wherein two support rods are fixedly connected to the two connecting rods; and the two sides of the cylinder body of the air cylinder are fixedly connected with the two support rods.

Preferably, a support column is fixedly arranged at the upper end of the workbench; the upper end of the supporting column is detachably connected with a hinge seat with a right-angled trapezoid structure; the lower end of the hinge seat is a right-angle waist edge, and the upper end of the hinge seat is an oblique waist edge; the upper bottom edge of the hinge seat is rotatably provided with a pull rod through a pin; the lower bottom edge of the hinge seat is rotatably provided with an L-shaped pressure lever through a pin; the pull rod and the L-shaped pressure rod are rotatably connected with a connecting block through two pins; the shorter end of the L-shaped pressure lever corresponds to the top of the oil tank body.

Preferably, wherein the transmission comprises a telescopic plate; the lower end of the expansion plate is fixedly connected with a piston rod of the air cylinder, and the upper end of the expansion plate is fixedly provided with four racks; two ends of each of the two rolling shafts are fixedly provided with gears matched with the four racks; four gears are respectively meshed and connected through four racks; the lower end of the operation platform is provided with four sliding rods; the upper end of the telescopic plate is sleeved in the four sliding rods through the four sliding holes to form sliding connection.

Preferably, two parallel limiting rods are fixedly arranged on the workbench; two ends of the two limiting rods are fixedly connected through connecting blocks respectively; corresponding trapezoidal grooves are formed in the middle of the two limiting rods; the base is fixedly arranged between the two trapezoidal grooves; the base is provided with a limiting hole matched with the protruding pipe orifice at the lower end of the tank cover; the base is provided with a triangular prism.

Preferably, two cover plates are arranged at the upper end of the workbench; two containing cavities used for protecting the four gears are respectively arranged on the two cover plates.

Preferably, a twisting block is fixedly arranged in the middle of each of the two rolling shafts; the rolling shaft and the twisting block are integrally in a convex structure; the pressing block is fixedly arranged on the twisting block; a section of groove is arranged below the twisting block.

Preferably, the contact surfaces of the two pressing blocks and the flanging edge of the tank cover form a certain concave radian.

Preferably, wherein, a rotating device is also included; the rotating device comprises a rotating motor and a supporting column which are arranged in the workbench; the rotating motor and the supporting column are symmetrically arranged around the central axis of the cylinder; the output shaft of the rotating motor is fixedly connected with a driving wheel; the driving wheel is connected with a driven wheel through a belt; the middle part of the driven wheel is rotatably arranged on the supporting column through a bearing; the middle part of the belt is engaged and connected with a torsion ring; the inner ring of the torsion ring corresponds to the protruding pipe orifice at the lower end of the tank cover; a plurality of cross-shaped torsion bars are fixedly arranged on the inner ring of the torsion ring; the end parts of the torsion bars are provided with rubber heads; the end part of the pressure head is provided with a spherical cavity; the spherical cavity is rotatably provided with a pressing ball; the pressing ball is fixedly connected with a pressing plate after leaking a part of the pressing ball from the opening at the lower end of the spherical cavity.

The utility model discloses at least, include following beneficial effect:

the utility model discloses novel structure, the operation is stable, easy operation, the oil tank of treating processing through pressure head and base carries out the stable centre gripping in below spacing, and loading and unloading are convenient, and the cylinder can cooperate transmission and roller bearing to link, and then drives the epaxial briquetting of roller and carry out accurate efficient upset operation to the processing position of oil tank, and the operating efficiency is high, and the operation flow is controlled easily, and degree of automation is high.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Description of the drawings:

FIG. 1 is a schematic view of the general structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the workbench of the present invention;

FIG. 3 is a schematic view of the indenter of the present invention;

FIG. 4 is a top plan view of the lid of the present invention mounted to a base;

FIG. 5 is a schematic cross-sectional view of a can lid of the present invention mounted to a base;

FIG. 6 is a schematic lower plan view of the lid of the present invention mounted to the base;

fig. 7 is a schematic view of a roller according to the present invention;

FIG. 8 is a side cross-sectional view of the rotary device of the present invention;

fig. 9 is a top cross-sectional view of the rotary device of the present invention;

the specific implementation mode is as follows:

the present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

It should be noted that in the description of the present invention, the terms indicating the orientation or the positional relationship are based on the orientation or the positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, or a connection between two elements, and those skilled in the art will understand the specific meaning of the terms in the present invention in a specific context.

Furthermore, in the present disclosure, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature in direct contact with the first and second features, or in indirect contact with the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature.

Fig. 1-5 show an implementation form of the present invention, including:

the device comprises a frame 1, a working platform 11 is arranged at the upper end of the frame 1, and a cylinder 12 is arranged at the lower end of the frame; the upper end of the operating platform 11 is rotatably provided with a pressure head 13, and the lower end is fixedly provided with a base 14; the two sides of the base 14 are rotatably provided with rollers 15; two ends of the two rolling shafts 15 are connected with the cylinder 12 through a transmission device; the middle parts of the two rollers 15 are provided with pressing blocks 17 corresponding to the turned edges 21 of the tank cover 20.

The working principle is as follows:

when the utility model is used, firstly, a tank cover 20 of the automobile power steering boosting oil tank and a tank body 22 are arranged in a base 14 of an operation platform 11, and a rotary pressure head 13 compresses the top of the tank body 22; the cylinder 12 is started, the piston rod of the cylinder 12 starts to extend out, the axial motion of the piston rod of the cylinder 12 is converted into circumferential rotation acting on the two rolling shafts 15 through the transmission device, at the moment, along with the forward rotation of the two rolling shafts 15, the two pressing blocks 17 are driven to press the turned edge 21 of the tank cover 20 towards the central direction until the turned edge 21 is turned and pressed into the groove 23 in the outer wall of the tank body 22, the tank cover 20 and the tank body 22 are buckled and pressed tightly, and the processing requirements of people are met; retreating the piston rod of the cylinder 12, starting the two rollers 15 to rotate reversely at the moment, separating the two pressing blocks 17 from the flanging edge 21 immediately, and then returning to the initial position; and (3) pulling up the pressure head 13, rotating the tank cover 20 and the tank body 22 of the oil tank, aligning the next pair of the unbuckled turned edges 21 with the two pressing blocks 17, then rotating the pressure head again, pressing the top of the tank body 22 downwards, and after the circulation operation, pressing all the turned edges 21 on the tank cover 20 into the grooves 23 on the outer wall of the tank body 22, then taking down the whole oil tank, thus finishing the processing.

In the technical scheme, the frame 1 can keep the whole device stably supported; the operating platform 11 is convenient for an operator to load and unload the oil tank to be processed from the upper part; the air cylinder 12 is integrally arranged in the lower end of the frame 1, so that the configuration space is saved, and the integral gravity center of the frame 1 is more stable; the rotatable pressure head 13 is convenient for operators to manually press and pull up the pressure head 13; the base 14 can be matched with the embedded installation of a cylindrical oil tank, so that the tank cover 20 and the tank body 22 of the oil tank are more stable during flanging operation; the two rollers 15 are used as main power parts for pressing the turned edge 21, and the two pressing blocks 17 are matched with the two rollers 15 in a rotating mode, so that the turned edge 21 is directly pressed, the effect is obvious, and the operation efficiency is high; the transmission device is used for converting the axial motion of the piston rod of the air cylinder 12 into the circumferential rotation of the two rolling shafts 15, the transmission efficiency is high, the controllability is strong, and the overall applicability of the device is improved.

In the technical scheme, the lower end of the frame 1 is provided with four supporting legs 101; four connecting rods 102 are transversely and fixedly arranged among the four supporting legs 101; two support rods 103 are fixedly connected to the two connecting rods 102; the two sides of the cylinder body of the cylinder 12 are fixedly connected with the two support rods 103. The advantage of setting up like this is that four supporting legss 101 have guaranteed the stability of frame 1 overall structure, and four horizontal connecting rods 102 can be used to fixed root supporting legss 101, and two spinal branch vaulting poles 103 can be used to hang the cylinder body part that supports cylinder 12, guarantee to support stably.

In the above technical solution, the upper end of the working platform 11 is fixedly provided with a support column 131; the upper end of the supporting column 131 is detachably connected with a hinge seat 132 with a right-angled trapezoid structure; the lower end of the hinge seat 132 is a right-angled waist edge, and the upper end is a slanted waist edge; the upper bottom edge of the hinge seat 132 is rotatably provided with a pull rod 133 through a pin; the lower bottom edge of the hinge seat 132 is rotatably provided with an L-shaped pressure lever 134 through a pin; a connecting block 135 is rotatably connected between the pull rod 133 and the L-shaped pressure rod 134 through two pins; the shorter end of the L-shaped strut 134 corresponds to the top of the tank 22. The advantage of this arrangement is that the support columns 131 are used to support the components of the whole ram 13, and extend a distance above the working platform 11, so as to provide a certain rotation working space for the ram 13; just because the hinge base 132 is an inverted right trapezoid structure, the hinge points of the pull rod 133 and the L-shaped press rod 134 can be respectively located on the upper bottom edge of the lower left corner and the upper bottom edge of the lower right corner of the hinge base 132, and the connecting blocks 135 which are matched with each other to be hinged rotate in a compound mode, so that the operation can be realized, the pull rod 133 is manually swung in the circumferential direction, and the smaller end of the L-shaped press rod 134 can be swung in the circumferential direction at the same time, so that the function of pressing or separating the upper end face of the oil tank body 22 is realized, the operation is convenient and rapid, and the operation is easy.

In the above technical solution, the transmission device includes a telescopic plate 161; the lower end of the expansion plate 161 is fixedly connected with a piston rod of the cylinder 12, and the upper end is fixedly provided with four racks 162; two ends of each of the two rolling shafts 15 are fixedly provided with gears 163 matched with the four racks 162; four gears 163 are engaged and connected through four racks 162; the lower end of the operation platform 11 is provided with four sliding rods 164; the upper end of the expansion plate 161 is sleeved in the four sliding rods 164 through four sliding holes 165 to form sliding connection. The advantage of this arrangement is that the cylinder 12 can drive the expansion plate 161 to rise integrally, so that the movement is more uniform and stable; the four racks 162 are arranged at four corners of the expansion plate 161, and as the expansion plate 161 rises, the four racks 162 are engaged with each other to drive the four gears 163 to rotate, so that the rotation of the two rollers 15 is realized, the whole transmission operation is uniform, the transmission efficiency is high, and the stability of the rotation and pressing operation of the rollers 15 is ensured; the expansion plate 161 is sleeved on the four sliding rods 164 through the four sliding holes 165 to perform expansion and sliding, so that a transverse limiting effect is achieved, and the sliding operation of the expansion plate 161 is more stable.

In the above technical solution, two parallel limit rods 141 are fixedly arranged on the work table 11; two ends of the two limiting rods 141 are respectively and fixedly connected through a connecting block 142; the middle parts of the two limiting rods 141 are provided with corresponding trapezoidal grooves 143; the base 14 is fixedly arranged between the two trapezoidal grooves 143; the base 14 is provided with a limit hole 144 matched with the projecting nozzle 24 at the lower end of the tank cover 20; the base 14 is provided with a triangular prism 145. The arrangement has the advantages that the two limiting rods 141 are arranged in parallel at intervals, the two trapezoidal grooves 143 in the middle can be spliced into an integral annular groove, the annular groove can play a role of stable limiting support for the lower parts of the tank cover 20 and the tank body 22 to be processed, and meanwhile, the integral assembly and disassembly of the oil tank are facilitated; the limiting hole 144 can embed a part of the protruding pipe orifice 24 at the lower end of the tank cover 20, and meanwhile the triangular prism 145 is matched to jack up and support the tank cover 20 upwards, so that the pressing block 17 on the roller 15 can be aligned with the flanging edge 21 of the tank cover 20 better, the flanging edge 21 of the tank cover 20 can be accurately buckled into the groove 23 of the tank body 22, and the processing accuracy is improved.

In the above technical solution, two cover plates 104 are arranged at the upper end of the workbench 11; two storage cavities 105 for protecting the four gears 163 are respectively arranged on the two cover plates 104. The advantage of this arrangement is that the two cover plates 104 enhance the sealing and stability of the upper end face of the whole workbench 11 of 11; four accomodate chamber 105 can hold four gears 163 in the rotation, play certain dustproof protection's effect, simultaneously, still can avoid naked gear to cause the injury to the operating personnel when rotating.

In the above technical solution, the middle parts of the two rollers 15 are fixedly provided with a twisting block 151; the rolling shaft 15 and the twisting block 151 are integrally in a convex structure; the pressing block 17 is fixedly arranged on the twisting block 151; a section of groove 152 is arranged below the twisting block 151. The advantage that sets up like this is, holistic convex structure is because turn round piece 151 and radially extended the one end distance outward, makes roller 15 when rotating like this, and whole piece 151 of turning round just can be all turned up in the oil tank jar body 22 outside, and can not be blocked, can only with whole pressfitting of whole turn-ups 21 to the end, satisfies the operation demand, recess 152 can be more even laminating jar body 22 side, keeps the pressfitting precision of briquetting 17.

In the above technical solution, the contact surfaces of the two pressing blocks 17 and the flanging edge 21 of the tank cover 20 form a certain concave radian. The advantage of this setting is because the turn-ups 21 of cover 20 also is certain radian, and the configuration can make briquetting 17 more laminate turn-ups 21 like this, guarantees the precision of pressfitting operation.

In the above technical solution, the device further comprises a rotating device; the rotating device comprises a rotating motor 181 and a supporting column 182 which are arranged inside the workbench 11; the rotating motor 181 and the supporting column 182 are symmetrically arranged about the central axis of the cylinder 12; a driving wheel 183 is fixedly connected to an output shaft of the rotating motor 181; the driving wheel 183 is connected with a driven wheel 185 through a belt 184; the middle part of the driven wheel 185 is rotatably arranged on the supporting column 182 through a bearing; the middle part of the belt 184 is engaged with a torsion ring 185; the inner ring of the twist ring 185 corresponds to the spout 24 at the lower end of the can lid 20; a plurality of cross-shaped torsion bars 186 are fixedly arranged on the inner ring of the torsion ring 185; the ends of the plurality of torsion bars 186 are provided with rubber heads 187; the end part of the pressure head 13 is provided with a spherical cavity; a pressing ball 136 is rotatably arranged in the spherical cavity; the pressure ball 136 is fixedly connected with a pressure plate 137 after leaking a part of the pressure ball from the opening at the lower end of the spherical cavity. The advantage that sets up like this is, through the linkage cooperation operation of rotating electrical machines 181, belt 184, support column 182, has realized the holistic automatic plane rotation operation of oil tank, need not to reuse manual rotation, has improved work efficiency, has alleviateed intensity of labour. The torsion ring 185 can correspond to the protruding spout 24 at the lower end of the tank cover 20, and the mutual sleeving realizes the tight connection, thereby providing a connection foundation for the subsequent torsion ring 185 to drive the whole oil tank to rotate; the plurality of cross-shaped torsion bars 186 can uniformly support the outer wall of the protruded pipe orifice 24 in a cambered surface, so that the rotation operation is more stable and uniform; the plurality of rubber heads 187 can perform an anti-slip function during a twisting operation, thereby improving stability; the spherical cavity at the end of the pressure head 13 can enable the pressure ball 136 to rotate freely, after the pressure ball 136 is exposed out of the opening at the lower end of the spherical cavity, the pressure plate 137 which is fixedly connected is matched, axial compression of the whole oil tank can be realized, and meanwhile circumferential rotation of the whole tank body 22 and the tank cover 20 of the oil tank can be realized under the compression state, so that the tank body 22 cannot rotate in a matched mode to cause separation of the tank body 22 and the tank cover 20 when the tank cover 20 rotates, the tank body 22 cannot rotate in the matched mode, the pressing position of the flanging edge 21 of the tank cover 20 is inaccurate, and the operation efficiency is influenced.

The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art. While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims (9)

1. The utility model provides a pneumatic flanging device which characterized in that includes:

the upper end of the frame is provided with an operation platform, and the lower end of the frame is provided with a cylinder; the upper end of the operating platform is rotatably provided with a pressure head, and the lower end of the operating platform is fixedly provided with a base; the two sides of the base are rotatably provided with rolling shafts; two ends of each rolling shaft are connected with the cylinder through a transmission device; and a pressing block corresponding to the turned edge of the tank cover is arranged in the middle of each of the two rolling shafts.

2. The pneumatic flanging device according to claim 1, wherein the lower end of the frame is provided with four supporting legs; four connecting rods are transversely and fixedly arranged among the four supporting legs; wherein two support rods are fixedly connected to the two connecting rods; and the two sides of the cylinder body of the air cylinder are fixedly connected with the two support rods.

3. The pneumatic flanging device according to claim 1, wherein a supporting column is fixedly arranged at the upper end of the workbench; the upper end of the supporting column is detachably connected with a hinge seat with a right-angled trapezoid structure; the lower end of the hinge seat is a right-angle waist edge, and the upper end of the hinge seat is an oblique waist edge; the upper bottom edge of the hinge seat is rotatably provided with a pull rod through a pin; the lower bottom edge of the hinge seat is rotatably provided with an L-shaped pressure lever through a pin; the pull rod and the L-shaped pressure rod are rotatably connected with a connecting block through two pins; the shorter end of the L-shaped pressure lever corresponds to the top of the oil tank body.

4. The pneumatic flanging device of claim 1 wherein said actuator includes a telescoping plate; the lower end of the expansion plate is fixedly connected with a piston rod of the air cylinder, and the upper end of the expansion plate is fixedly provided with four racks; two ends of each of the two rolling shafts are fixedly provided with gears matched with the four racks; four gears are respectively meshed and connected through four racks; the lower end of the operation platform is provided with four sliding rods; the upper end of the telescopic plate is sleeved in the four sliding rods through the four sliding holes to form sliding connection.

5. The pneumatic flanging device according to claim 1, wherein two parallel limiting rods are fixedly arranged on the workbench; two ends of the two limiting rods are fixedly connected through connecting blocks respectively; corresponding trapezoidal grooves are formed in the middle of the two limiting rods; the base is fixedly arranged between the two trapezoidal grooves; the base is provided with a limiting hole matched with the protruding pipe orifice at the lower end of the tank cover; the base is provided with a triangular prism.

6. The pneumatic flanging device according to claim 4, wherein two cover plates are arranged at the upper end of the workbench; two containing cavities used for protecting the four gears are respectively arranged on the two cover plates.

7. The pneumatic flanging device according to claim 1, wherein a torsion block is fixedly arranged in the middle of each of the two rollers; the rolling shaft and the twisting block are integrally in a convex structure; the pressing block is fixedly arranged on the twisting block; a section of groove is arranged below the twisting block.

8. The pneumatic flanging device of claim 1, wherein the contact surfaces of the two pressing blocks and the flanging edge of the can cover are in a concave arc shape.

9. The pneumatic flanging device according to claim 1, further comprising a rotating device; the rotating device comprises a rotating motor and a supporting column which are arranged in the workbench; the rotating motor and the supporting column are symmetrically arranged around the central axis of the cylinder; the output shaft of the rotating motor is fixedly connected with a driving wheel; the driving wheel is connected with a driven wheel through a belt; the middle part of the driven wheel is rotatably arranged on the supporting column through a bearing; the middle part of the belt is engaged and connected with a torsion ring; the inner ring of the torsion ring corresponds to the protruding pipe orifice at the lower end of the tank cover; a plurality of cross-shaped torsion bars are fixedly arranged on the inner ring of the torsion ring; the end parts of the torsion bars are provided with rubber heads; the end part of the pressure head is provided with a spherical cavity; the spherical cavity is rotatably provided with a pressing ball; the pressing ball is fixedly connected with a pressing plate after leaking a part of the pressing ball from the opening at the lower end of the spherical cavity.

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