CN110871226A - Pre-binding device - Google Patents

Pre-binding device Download PDF

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Publication number
CN110871226A
CN110871226A CN201811002057.XA CN201811002057A CN110871226A CN 110871226 A CN110871226 A CN 110871226A CN 201811002057 A CN201811002057 A CN 201811002057A CN 110871226 A CN110871226 A CN 110871226A
Authority
CN
China
Prior art keywords
binding
assembly
pushing
angle
limiting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811002057.XA
Other languages
Chinese (zh)
Inventor
李林桧
张中彪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Efodi Shanghai Manufacturing Systems Engineering Co Ltd
Original Assignee
Efodi Shanghai Manufacturing Systems Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Efodi Shanghai Manufacturing Systems Engineering Co Ltd filed Critical Efodi Shanghai Manufacturing Systems Engineering Co Ltd
Priority to CN201811002057.XA priority Critical patent/CN110871226A/en
Publication of CN110871226A publication Critical patent/CN110871226A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00Flanging or other edge treatment, e.g. of tubes
    • B21D19/02Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge

Abstract

The invention relates to a pre-binding device, which comprises a turntable mechanism (4) provided with a plurality of pre-binding stations, wherein each pre-binding station is provided with a set of positioning mechanism and a set of angle pushing mechanism (3), the positioning mechanism comprises a moulding bed clamp (1) fixed on the pre-binding station and a moulding die assembly (2) arranged above the moulding bed clamp (1), the moulding bed clamp (1) is connected with the moulding die assembly (2) through a rotating shaft (204), and the angle pushing mechanism (3) comprises a bracket fixed on the pre-binding station, an angle pushing assembly arranged on the bracket and a driving assembly for driving the angle pushing assembly to perform pre-binding operation. Compared with the prior art, the method greatly improves the speed of pre-rolling and reduces the equipment cost.

Description

Pre-binding device
Technical Field
The invention relates to the field of automobile production, in particular to a pre-binding device.
Background
At present, in order to ensure the seam allowance quality, the seam allowance speed of a region with sharp edge folding transition (such as a position of a tail lamp of a rear cover of a two-compartment vehicle) is low, the seam allowance quality is difficult to debug, angle pushing is needed for pre-seam allowance, the speed of an existing angle pushing mechanism is low, the production time is increased, the pre-seam allowance quality is difficult to maintain, if the mechanism has problems in the production process, the debugging time is long, and the beat of normal production is influenced; the white body welding workshop of the automobile production factory provides a small process layout space, and the pressing die assembly and the forming die occupy a larger space.
Disclosure of Invention
The present invention is directed to a pre-binding apparatus that overcomes the above-mentioned deficiencies of the prior art.
The purpose of the invention can be realized by the following technical scheme:
a pre-binding device comprises a turntable mechanism provided with a plurality of pre-binding stations, each pre-binding station is provided with a set of positioning mechanism and a set of angle pushing mechanism,
the positioning mechanism comprises a clamping fixture fixed on the pre-binding station and a pressing module arranged above the clamping fixture and used for pressing the workpiece on the clamping fixture,
the angle pushing mechanism comprises a support fixed on the pre-binding station, an angle pushing assembly arranged on the support and a driving assembly for driving the angle pushing assembly to perform pre-binding operation.
Furthermore, the moulding bed anchor clamps include the base to and set up the moulding bed on the base, be provided with sensor and fixed work piece's sucking disc on the moulding bed, moulding bed anchor clamps top still is equipped with the frame of connecting the moulding-die subassembly.
Furthermore, the die assembly comprises a fixedly installed frame, a fixing piece and a pressing block, wherein the fixing piece is connected with the frame in a rotating mode through a rotating shaft, the pressing block is arranged at one end of the fixing piece and used for pressing a workpiece, and the rotating shaft is further connected with a linear cylinder and driven to rotate by the linear cylinder.
Furthermore, the driving assembly comprises an air cylinder, and the output end of the air cylinder is connected with the angle pushing assembly through a four-bar unit and drives the angle pushing assembly to move to perform pre-rolling operation.
Furthermore, the angle pushing assembly comprises a sliding rail fixed on the support, an angle pushing sliding block connected with the sliding rail in a sliding mode, and an angle pushing type block fixedly connected with the angle pushing sliding block.
Furthermore, the sliding rail and the angle push sliding block are both made of copper blocks.
Furthermore, the sliding rail is also provided with an angle pushing sensor for sensing the working position of the angle pushing block.
Further, the support top is equipped with the locating part, the locating part includes limit guide to and gliding spacing slider on limit guide, limit guide both ends are equipped with the fixed block, spacing slider with angle pushes away slider fixed connection. During operation, the limiting slide block moves along with the angle pushing slide block and the angle pushing type block, the stroke of the limiting slide block can be effectively limited through the two fixing blocks, and then the stroke of the angle pushing type block is limited, so that the phenomenon that the pre-rolling edge of the angle pushing type block is excessive is avoided.
Furthermore, the rotary table mechanism comprises a rotary table frame and a rotary table motor for driving the rotary table frame to rotate, and the rotary table frame is provided with 4 pre-binding stations.
When the clamping device works, firstly, a workpiece on the gripper is conveyed to the moulding bed, the sucker is used for adsorption and fixation, a sensor on the moulding bed clamp senses the workpiece and transmits a signal to the moulding-die assembly, and the linear air cylinder drives the rotating shaft to rotate so as to drive the pressing block to rotate and press the workpiece (a vehicle body part); then, the cylinder drives the four-bar unit to drive the angle push type block and the angle push sliding block to move, so that the angle push type block props against a workpiece and performs pre-rolling, and when the angle push sensor senses that the angle push type block reaches a working position, the cylinder stops working; and finally, returning the angle push type block, rotating and opening the pressing block, conveying the gripper to send the pre-rolled assembly piece into a press mold, or only returning the angle push type block, and performing a rolling process by using a rolling robot. The combination of the turntable mechanism and the positioning mechanism can realize the switching among different vehicle types, and the beat is improved.
Compared with the prior art, the invention has the following beneficial effects:
firstly, the production efficiency is improved: the time of pre-rolling is effectively reduced, the production efficiency is improved, and the production quality is ensured.
Secondly, the angle can be pre-folded by unequal angles: the method realizes pre-edge rolling at different angles, can realize pre-edge folding at an angle of 5-15 degrees, and can be used for the position where the edge folding of the tail gate changes sharply.
Thirdly, the cost is reduced: compared with a gripper type die assembly, the rotary die assembly reduces the use of field equipment, such as a robot, a gun changing disc and the like;
fourthly, space utilization rate is improved: the clamping fixture, the die assembly and the angle pushing mechanism are integrated on the same clamping fixture, so that the space for parking the die assembly is reduced, and the space occupied by the clamping fixture is reduced by the turntable mechanism.
Fifthly, the overhaul is convenient: the invention has small structure, and the connecting mechanism is simple and convenient to maintain and replace, so that the connecting mechanism is very convenient to maintain.
Sixthly, the debugging period is short: although the multifunctional clamp integrates multiple functions, the clamp has a simple structure, is convenient for on-site early-stage debugging, and reduces the debugging time.
Drawings
FIG. 1 is a schematic structural view of a jig fixture of a positioning mechanism according to the present invention;
FIG. 2 is a schematic view of a mold assembly of the positioning mechanism of the present invention;
FIG. 3 is a schematic structural diagram of the corner pushing mechanism according to the present invention;
FIG. 4 is a schematic structural view of a turntable mechanism according to the present invention;
FIG. 5 is a schematic structural view of the final assembly of the present invention.
The reference numbers in the figures indicate:
1. the tire mold clamping device comprises a tire mold clamp, 2, a mold pressing assembly, 3, an angle pushing mechanism, 4, a turntable mechanism, 101, a tire mold, 102, a sensor, 103, a suction cup, 104, a base, 105, a connecting piece, 201, a frame, 202, a linear air cylinder, 203, a pressing block, 204, a rotating shaft, 205, a fixing piece, 301, an air cylinder, 302, a four-bar linkage unit, 303, an angle pushing sliding block, 304, a bearing, 305, an angle pushing block, 306, an angle pushing sensor, 307, a limiting piece, 401, a turntable motor, 402 and a turntable frame.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Example 1
A pre-binding device is shown in figure 5 and comprises a rotary table mechanism 4 provided with a plurality of pre-binding stations, and each pre-binding station is provided with a set of positioning mechanism and a set of angle pushing mechanism 3.
The positioning mechanism comprises a tire mould clamp 1 fixed on a pre-binding station and a pressing mould assembly 2 arranged above the tire mould clamp 1. The structure of the jig fixture 1 is shown in fig. 1, and comprises a base 104, and a jig 101 arranged on the base 104, wherein a sensor 102 and a suction cup 103 for fixing a workpiece are arranged on the jig 101. The structure of the die assembly 2 is shown in fig. 2, and comprises a frame 201 fixed with the jig fixture 1, a fixing member 205 rotatably connected with the frame 201 through a rotating shaft 204, and a pressing block 203 arranged at one end of the fixing member 205 for pressing a workpiece, wherein the rotating shaft 204 is driven to rotate through a linear air cylinder 202.
The angle pushing mechanism 3 comprises a bracket fixed on the pre-binding station, an angle pushing assembly arranged on the bracket, and a driving assembly for driving the angle pushing assembly to move to perform pre-binding operation, as shown in fig. 3.
The driving assembly may adopt a device that is common in the art and can push the angle pushing mechanism 3 to move, in this embodiment, the device specifically adopts a cylinder 301 and a four-bar linkage unit 302 connected with the cylinder 301, the cylinder 301 drives the four-bar linkage unit 302 to drive the angle pushing assembly to perform the pre-rolling operation, and an end of the four-bar linkage unit 302 is rotatably connected with the angle pushing type block 305 through a bearing 304. The angle pushing assembly comprises a sliding rail fixed on the support, an angle pushing sliding block 303 connected with the sliding rail in a sliding mode, and an angle pushing type block 305 fixedly connected with the angle pushing sliding block 303, wherein the sliding rail and the angle pushing sliding block 303 are both made of copper blocks. And an angle push sensor can be arranged on the sliding rail according to requirements and used for sensing whether the angle push type block reaches a working position. A limiting part 307 is further arranged above the bracket, the limiting part 307 comprises a limiting guide rail and a limiting sliding block sliding on the limiting guide rail, fixed blocks are arranged at two ends of the limiting guide rail, and the limiting sliding block is fixedly connected with the angle pushing sliding block 303.
As shown in fig. 4, the turntable mechanism 4 includes a turntable frame 402 and a turntable motor 401 for driving the turntable frame 402 to rotate, the turntable frame 402 is provided with 4 pre-binding stations, and the forming die fixture 1 is fixed on the turntable frame 402 through a connecting member 105. The turntable mechanism 4 can reduce the space occupied by the clamp and increase the utilization rate of the space. If two sets of positioning mechanisms are arranged on the same turntable mechanism 4, the space occupied by the tire mold clamp 1 and the pressing mold assembly 2 is reduced, and the turntable mechanism 4 can realize switching among different vehicle types through rotation.
When the clamping device works, firstly, a piece on the gripper is conveyed to the moulding bed 101, the sensor 102 on the moulding bed clamp 1 senses the piece, the sucker 103 is used for adsorption and fixation, a signal is transmitted to the moulding-die assembly 2, the linear cylinder 202 drives the rotating shaft 204, and the pressing block 203 is used for pressing a car body piece; then, the cylinder 301 drives the four-bar linkage unit 302, and drives the angle push type block 305 to perform pre-rolling on the workpiece through the matching friction sliding of the sliding block 303 and the sliding rail, and the angle push sensor 306 senses that the angle push type block reaches the working position and sends a pre-rolling completion signal.
After the pre-edging is completed, the angle push-type block 305 retracts, the pressing block 203 rotates to be opened, the carrying gripper sends the pre-edged assembly piece into a press mold, or only the angle push-type block 305 is opened, and the edging robot carries out the edging process. The combination of the turntable mechanism 4 and the positioning mechanism can realize the switching among different vehicle types, and the beat is improved.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.

Claims (7)

1. A pre-binding device is characterized by comprising a turntable mechanism (4) with a plurality of pre-binding stations, each pre-binding station is provided with a set of positioning mechanism and a set of angle pushing mechanism (3),
the positioning mechanism comprises a clamping fixture (1) fixed on the pre-binding station and a pressing die assembly (2) arranged above the clamping fixture (1) and used for pressing a workpiece on the clamping fixture (1),
the angle pushing mechanism (3) comprises a support fixed on the pre-edging station, an angle pushing assembly arranged on the support and a driving assembly for driving the angle pushing assembly to pre-edging the workpiece.
2. A pre-binding apparatus according to claim 1, characterised in that the moulding bed clamp (1) comprises a base (104) and a moulding bed (101) arranged on the base (104) to match the shape of the side of the workpiece, the moulding bed (101) being provided with a sensor (102) and a suction cup (103) for fixing the workpiece.
3. A pre-binding apparatus according to claim 1, wherein the die assembly (2) comprises a fixedly mounted frame (201), a fixing member (205) rotatably connected to the frame (201) via a rotating shaft (204), and a pressing block (203) provided at one end of the fixing member (205) for pressing the workpiece, wherein the rotating shaft (204) is further connected to and driven to rotate by a linear air cylinder (202).
4. The pre-binding device according to claim 1, characterized in that the driving assembly comprises a cylinder (301), and the output end of the cylinder (301) is further connected with the angle pushing assembly through a four-bar linkage unit (302) and drives the angle pushing assembly to move for the pre-binding operation.
5. The device according to claim 1, wherein the corner pushing assembly comprises a sliding rail fixed on the bracket, a corner pushing slider (303) connected with the sliding rail in a sliding manner, and a corner pushing type block (305) fixedly connected with the corner pushing slider (303).
6. The pre-binding device according to claim 5, wherein a limiting member (307) is disposed above the bracket, the limiting member (307) comprises a limiting guide rail and a limiting slider mounted on the limiting guide rail and capable of sliding along the limiting guide rail, fixed blocks are disposed at two ends of the limiting guide rail, and the limiting slider is fixedly connected to the corner pushing slider (303).
7. A pre-binding apparatus according to claim 1, wherein the turret mechanism (4) comprises a turret frame (402), and a turret motor (401) for driving the turret frame (402) in rotation, the turret frame (402) being provided with the pre-binding station.
CN201811002057.XA 2018-08-30 2018-08-30 Pre-binding device Pending CN110871226A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811002057.XA CN110871226A (en) 2018-08-30 2018-08-30 Pre-binding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811002057.XA CN110871226A (en) 2018-08-30 2018-08-30 Pre-binding device

Publications (1)

Publication Number Publication Date
CN110871226A true CN110871226A (en) 2020-03-10

Family

ID=69714442

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811002057.XA Pending CN110871226A (en) 2018-08-30 2018-08-30 Pre-binding device

Country Status (1)

Country Link
CN (1) CN110871226A (en)

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