CN213646492U

CN213646492U - Bicycle frame welding mould

Info

Publication number: CN213646492U
Application number: CN202022465603.2U
Authority: CN
Inventors: 易裕清; 马鑫恺; 杨顺武; 龚海东
Original assignee: Giant Kunshan Co ltd
Current assignee: Giant Kunshan Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-09
Anticipated expiration: 2030-10-30

Abstract

The utility model relates to a bicycle frame welding mould, which comprises a frame, be equipped with down the fixed profile modeling piece of fork, go up fork fixed pressing block, five-way pipe fixed establishment, collude claw fixed establishment and well tub of fixed establishment, five-way pipe fixed establishment includes first supporting block and first clamping mechanism, first clamping mechanism is used for pressing from both sides the five-way pipe of tight frame, collude claw fixed establishment including colluding wide mould and second clamping mechanism in the claw location, collude the claw that wide mould is used for placing the frame in the claw location and will collude the claw through second clamping mechanism and press from both sides the clamp tightly fixed, well tub of fixed establishment includes the slide and is fixed in the third clamping mechanism on this slide, third clamping mechanism is used for the well pipe of fixed frame. The mould improves the efficiency of the welding process and the welding precision, and is beneficial to promoting the process of the automatic production of the whole frame.

Description

Bicycle frame welding mould

Technical Field

The utility model relates to a welding mould, concretely relates to bicycle frame welding mould.

Background

The frame of electric bicycle is generally formed by welding a lot of tubular products, and in the process of producing the bicycle, according to the production demand of different model bicycles, need cut fashioned tubular product according to required size to cut into the length that accords with the condition, weld each tubular product each other into the frame finally. At present, a welding gun is manually held by a hand to manually weld the pipe during welding, so that the operation efficiency is low and the product precision is low. In order to meet the market demand, the welding procedures of companies are developed towards full automation, but the traditional manual welding fixture cannot meet the precision requirement of automatic welding.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a bicycle frame welding mould, well pipe, five-way pipe and collude the claw can be fixed a position accurately to this mould to satisfy the welded required precision of robot, improved the welding efficiency and the welding quality of frame multiple spot.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

a bicycle frame welding mould comprises a frame, wherein a lower fork fixing profiling block, an upper fork fixing pressing block, a five-way pipe fixing mechanism, a hook claw fixing mechanism and a middle pipe fixing mechanism are arranged on the frame, the lower fork fixing profiling block is used for fixing a lower fork of the frame, the upper fork fixing pressing block is used for fixing an upper fork of the frame, the five-way pipe fixing mechanism comprises a first supporting block and first clamping mechanisms positioned on two sides of the first supporting block, the first clamping mechanism is used for clamping a five-way pipe of the frame, the hook claw fixing mechanism comprises a hook claw positioning inner wide die and second clamping mechanisms positioned at two sides of the hook claw positioning inner wide die, the hook claw positioning inner wide die is used for placing a hook claw of the frame and clamping and fixing the hook claw through a second clamping mechanism, the middle pipe fixing mechanism comprises a sliding plate and a third clamping mechanism fixed on the sliding plate, and the third clamping mechanism is used for fixing the middle pipe of the frame.

Preferably, the first supporting block is fixedly arranged on the rack, the first clamping mechanism is a first driving cylinder, the first driving cylinder is horizontally fixed on the first supporting block, and a piston rod of the first driving cylinder is fixedly connected with a first pressing block.

Preferably, the second clamping mechanism is a second driving cylinder, the hook claw positioning inner wide die is fixed on the rack through a second supporting block, the second driving cylinder is located on the second supporting blocks at two sides of the hook claw positioning inner wide die, and a piston rod of the second driving cylinder is fixedly connected with a second pressing block.

Preferably, still be equipped with first adjustment mechanism and second adjustment mechanism in the frame, first adjustment mechanism connect in the frame, second adjustment mechanism connect in first adjustment mechanism, the slide is located with sliding second adjustment mechanism, second adjustment mechanism can drive the slide and slide, first adjustment mechanism can drive second adjustment mechanism and slide and rotate simultaneously.

Preferably, first adjustment mechanism includes first support, first screw rod, first manual wheel and first regulating block, first support fixed connection is in the frame, be equipped with first screw rod on the first support, first regulating block spiro union in first screw rod, the first manual wheel of one end fixed connection of first screw rod.

Preferably, the second adjusting mechanism comprises a second support, a second screw rod, a second manual wheel and a second adjusting block, the second support is fixedly connected to the first adjusting block, the second support is provided with the second screw rod, the second adjusting block is screwed to the second screw rod, one end of the second screw rod is fixedly connected to the second manual wheel, and the lower end of the second support is rotatably sleeved on the first clamping mechanism.

Preferably, a sliding groove is formed in the second support along the height direction of the second support, the sliding plate is slidably arranged in the sliding groove and fixedly connected to the second adjusting block, and a middle pipe stop block is further arranged on the sliding plate.

Preferably, the third clamping mechanism is a third driving cylinder, and a piston rod of the third driving cylinder is fixedly provided with a third pressing block.

The utility model has the advantages that: the utility model mainly comprises a five-way pipe fixing mechanism, a hook claw fixing mechanism and a middle pipe fixing mechanism, wherein the five-way pipe fixing mechanism utilizes a first driving cylinder to fix the five-way pipe, the hook claw fixing mechanism utilizes a hook claw positioning inner wide die and a second driving cylinder to fix the hook claw, a first adjusting mechanism and a second adjusting mechanism are utilized to adjust the position of a third driving cylinder, the middle pipe is fixed by utilizing the third driving cylinder in the middle pipe fixing mechanism, the five-way pipe and a lower fork are mutually laminated at the welding position, an upper fork and a hook claw are mutually laminated at the welding position, the middle pipe and the upper fork are mutually laminated at the welding position, and the requirement of high-precision welding of a robot is met; in order to meet the welding requirements of frames with different specifications, the utility model only needs to replace the hook claw positioning inner wide die and the lower fork fixing contour block, and utilizes the first and second adjusting mechanisms to adjust the position of the third driving cylinder without replacing the main body of the die, so that the die can be replaced quickly, and the uninterrupted production of the machine is met; the utility model discloses a rationally design the position of equipment and mould, keep away empty robot welding point position, the weldable rate can be controlled at 70-80%, and the rate of welding can be controlled more than 90%, utilizes the utility model discloses back 15 individual worker standard lines have replaced traditional 23-25 individual worker's hand lines, and output promotes 450 supplementations 500/10 h by 400/10 h simultaneously, has both reduced the manpower and has increased output, has very much the practicality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is another schematic structural diagram of the present invention;

in the figure: 10-a frame, 11-a lower fork fixed profile block, 12-an upper fork fixed pressing block, 20-a five-way pipe fixing mechanism, 21-a first supporting block, 22-a first driving cylinder, 23-a first pressing block, 30-a hook claw fixing mechanism, 31-a second supporting block, 32-a hook claw positioning inner wide die, 33-a second driving cylinder, 40-a middle pipe fixing mechanism, 41-a sliding plate, 42-a third driving cylinder, 43-a third pressing block, 44-a middle pipe stop block, 50-a first adjusting mechanism, 51-a first support, 52-a first screw rod, 53-a first manual wheel, 54-a first adjusting block, 60-a second adjusting mechanism, 61-a second support, 62-a second screw rod, 63-a second manual wheel and 64-a second adjusting block, 70-frame, 71-five-way pipe, 72-middle pipe, 73-hook claw, 74-upper fork and 75-lower fork.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Example (b): as shown in fig. 1 and 2, a bicycle frame welding mold comprises a frame 10, wherein a lower fork fixing contour block 11, an upper fork fixing pressing block 12, a five-way pipe fixing mechanism 20, a hook claw fixing mechanism 30 and a middle pipe fixing mechanism 40 are arranged on the frame 10, the lower fork fixing contour block 11 is used for fixing a lower fork 75 of a frame 70, the upper fork fixing pressing block 12 is used for fixing an upper fork 74 of the frame 70, the five-way pipe fixing mechanism 20 comprises a first supporting block 21 and first clamping mechanisms positioned at two sides of the first supporting block 21, the first clamping mechanisms are used for clamping a five-way pipe 71 of the frame 70, the hook claw fixing mechanism 30 comprises a hook claw positioning inner wide die 32 and second clamping mechanisms positioned at two sides of the hook claw positioning inner wide die, the hook claw positioning inner wide die 32 is used for placing a hook claw 73 of the frame and clamping and fixing the hook claw through the second clamping mechanisms, the middle tube fixing mechanism 40 includes a sliding plate 41 and a third clamping mechanism fixed on the sliding plate, and the third clamping mechanism is used for fixing the middle tube 72 of the frame 70. The utility model is used for five-way pipe 71, well pipe 72, collude claw 73, go up fork 74 and fork 75 down of fixed frame to make five-way pipe 71 and fork 75 wait that the junction of welding is laminated each other, go up fork 74 and collude claw 73 and wait that the junction of welding is laminated each other, well pipe 72 and last fork 74 wait that the junction of welding is laminated each other, utilize the robot to carry out the accuracy with above-mentioned three. When in operation, the front triangle of the frame is arranged on the frame 10, the five-way pipe 71 of the frame is fixed through the five-way pipe fixing mechanism 20, the middle pipe 72 of the frame is fixed through the middle pipe fixing mechanism 40, the front triangle of the frame is fixed on the frame, the lower fork fixing contour block 11 is horizontally arranged on the frame 10, the upper fork fixing pressing block 12 is obliquely fixed on the frame 10, and when the lower fork 75 is arranged on the lower fork fixing contour block, one end of the hook claw 73 is jointed with the five-way pipe 71 (here, the part to be welded), the other end is connected with the hook claw 73, the hook claw 73 is fixed by the hook claw fixing mechanism 30, when the upper fork is arranged on the upper fork fixing pressing block 12, the upper fork 74 is arranged obliquely relative to the frame 10, the upper end of the upper fork 74 is fitted to the middle pipe 72 (here, the place to be welded), the lower end of the hook claw is attached to the hook claw 73 (here, the part to be welded), and the three parts can be welded by using a robot. The utility model discloses a satisfy the frame welding demand of different specifications, only need to change the fixed profile modeling piece of lower fork in the mould, go up fork fixed pressing block and collude wide mould in the claw location can, can realize quick retooling, and utilize this mould to improve welding process's efficiency and welded precision, help promoting whole frame automated production's process.

The first supporting block 21 is fixedly arranged on the rack 10, the first clamping mechanism is a first driving cylinder 22, the first driving cylinder 22 is horizontally fixed on the first supporting block 21, and a piston rod of the first driving cylinder 22 is fixedly connected with a first pressing block 23. When the front triangle of the frame is arranged on the first supporting block 21, the first driving cylinders 22 on the two sides of the frame are started simultaneously, so that the first pressing block 23 clamps the five-way pipe 71.

The second clamping mechanism is a second driving cylinder 33, the hook claw positioning inner wide die 32 is fixed on the rack 10 through a second supporting block 31, the second driving cylinder 33 is located on the second supporting blocks 31 on two sides of the hook claw positioning inner wide die 32, and a piston rod of the second driving cylinder 33 is fixedly connected with a second pressing block. Selecting a proper lower fork fixing profile block 11 and fixing the same on the rack 10, selecting a proper hook claw positioning inner wide die 32 and fixing the same on the second supporting block 31, then placing a lower fork 75 in the lower fork fixing profile block 11, attaching the lower fork 75 to the five-way pipe 71, placing a hook claw 73 on the lower fork positioning inner wide die 32, and simultaneously starting the second driving cylinders 33 on the two sides of the air cylinder to enable the second pressing block to clamp two hook claws.

The frame 10 is further provided with a first adjusting mechanism 50 and a second adjusting mechanism 60, the first adjusting mechanism 50 is connected to the frame 10, the second adjusting mechanism 60 is connected to the first adjusting mechanism 50, the sliding plate 41 is slidably arranged on the second adjusting mechanism 60, the second adjusting mechanism 60 can drive the sliding plate 41 to slide, and the first adjusting mechanism 50 can drive the second adjusting mechanism 60 and the sliding plate 41 to rotate simultaneously. The position of the third clamping mechanism on the sliding plate can be adjusted by the second adjusting mechanism 60 to enable the third clamping mechanism to clamp the middle pipe, after the third clamping mechanism on the sliding plate clamps the middle pipe, the middle pipe is not mutually attached to the upper fork, the first adjusting mechanism 50 is adjusted to enable the middle pipe to incline towards the upper fork until the middle pipe is attached to the upper fork, and therefore the fixing requirements of the middle pipes with different specifications are met, and the precision requirement of robot welding is met.

As shown in fig. 2, the first adjusting mechanism 50 includes a first bracket 51, a first screw 52, a first manual wheel 53 and a first adjusting block 54, the first bracket 51 is fixedly connected to the frame 10, the first bracket 51 is provided with the first screw 52, the first adjusting block 54 is screwed to the first screw 52, and one end of the first screw 52 is fixedly connected to the first manual wheel 53.

Second adjustment mechanism 60 includes second support 61, second screw rod 62, the manual wheel of second 63 and second regulating block 64, second support 61 fixed connection in first regulating block 54, be equipped with second screw rod 62 on the second support 61, second regulating block 64 spiro union in second screw rod 62, the one end fixed connection second of second screw rod 62 is manual wheel 63, first clamping mechanism is located to the lower extreme of second support 61 rotationally the cover.

A sliding groove is formed in the second bracket 61 along the height direction thereof, the sliding plate 41 is slidably disposed in the sliding groove, the sliding plate 41 is fixedly connected to the second adjusting block 64, and the sliding plate 41 is further provided with a middle pipe stopper 44. An included angle larger than 90 degrees is formed between the first screw rod 52 and the installed lower fork, when the middle pipe is not mutually attached to the upper fork, the first manual wheel 53 is rotated to drive the first screw rod 52 to rotate, the first screw rod 52 enables the first adjusting block 54 to slide obliquely along the first screw rod 52 by utilizing threads, and because the lower end of the second support is sleeved on the first clamping mechanism, the second support 61 is driven to rotate around the first clamping mechanism when the first adjusting block slides, so that the middle pipe fixed on the second support is inclined to be attached to the upper fork, and the middle pipe stop block 44 is convenient for quickly positioning the middle pipe.

The third clamping mechanism is a third driving air cylinder 42, and a piston rod of the third driving air cylinder 42 is fixedly provided with a third pressing block 43. The second screw rod 62 is arranged in parallel with the middle pipe, and the third driving cylinder 42 is arranged in parallel with the second screw rod 62, so that the inclination angle of the third driving cylinder 42 is consistent with that of the middle pipe, and the third driving cylinder and the middle pipe are always kept on the same straight line; when the second manual wheel 63 is rotated, the second screw 62 drives the second adjusting block 64, the sliding plate 41, the middle pipe stopper 44 and the third driving cylinder 42 to slide along the second screw together, so that the third pressing block 43 on the third driving cylinder is pressed on the upper end of the middle pipe 72; when the distance between the middle tube 72 and the third driving cylinder 42 exceeds the stroke of the piston rod of the third driving cylinder, the second adjusting mechanism 60 is utilized to shorten the distance between the middle tube 72 and the third driving cylinder 42, so that the middle tube 72 can be conveniently fixed by the third driving cylinder 42.

The utility model discloses an operation process: the method comprises the following steps:

the method comprises the following steps: selecting a proper lower fork fixing profiling block 11, an upper fork fixing pressing block 12 and a hook claw positioning inner wide die 32, and fixing the three on the rack 10;

step two: placing a lower fork 75 in the lower fork fixing contour block 11, placing a hook claw 73 on the lower fork on the hook claw positioning inner wide die 32, and simultaneously starting two second driving cylinders 33 to enable the second driving cylinders 33 to fix the hook claw 73;

step three: placing an upper fork 74 in the upper fork fixing pressing block 12, and enabling the lower end of the upper fork 74 to be attached to the hook claw 73, wherein the contact position of the upper fork 74 and the hook claw 73 is a first position to be welded;

step four: placing the front triangle of the frame on the first supporting block 21, and clamping the five-way pipe 71 of the frame by using the first driving cylinders 22 on the two sides of the front triangle, wherein the five-way pipe is in contact with the lower fork, and the position is a second position to be welded;

step five: at the moment, if the distance between the third driving cylinder and the middle pipe exceeds the stroke of a piston rod of the third driving cylinder, the second manual wheel 63 is adjusted to enable the third driving cylinder 42 to be close to the middle pipe 72, and finally the third driving cylinder is pressed on the upper end of the middle pipe;

step six: the first manual wheel 53 is adjusted as required, so that the second support rotates around the five-way pipe, the middle pipe 72 on the second support inclines and is attached to the upper fork, and the attachment position of the upper fork and the middle pipe is a third position to be welded;

step seven: the five-way tube 71, the middle tube 72, the hook claw 73, the upper fork 74 and the lower fork 75 on the frame are all fixed, and the three parts to be welded are welded by a robot.

It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a bicycle frame welding mould which characterized in that: comprises a frame (10), a lower fork fixing profile block (11), an upper fork fixing pressing block (12), a five-way pipe fixing mechanism (20), a hook claw fixing mechanism (30) and a middle pipe fixing mechanism (40) are arranged on the frame (10), the lower fork fixing profile block (11) is used for fixing a lower fork (75) of a frame (70), the upper fork fixing pressing block (12) is used for fixing an upper fork (74) of the frame (70), the five-way pipe fixing mechanism (20) comprises a first supporting block (21) and first clamping mechanisms positioned at two sides of the first supporting block (21), the first clamping mechanisms are used for clamping the five-way pipe (71) of the frame (70), the hook claw fixing mechanism (30) comprises a hook claw positioning inner wide die (32) and second clamping mechanisms positioned at two sides of the hook claw positioning inner wide die, the hook claw positioning inner wide die (32) is used for placing a hook claw (73) of the frame and clamping and fixing the hook claw through the second clamping mechanisms, the middle pipe fixing mechanism (40) comprises a sliding plate (41) and a third clamping mechanism fixed on the sliding plate, and the third clamping mechanism is used for fixing a middle pipe (72) of the vehicle frame (70).

2. The bicycle frame welding mold of claim 1, wherein: first supporting block (21) are fixed and are located on frame (10), first clamping mechanism is first drive actuating cylinder (22), first drive actuating cylinder (22) horizontally be fixed in on first supporting block (21), first briquetting (23) of fixed connection on the piston rod of first drive actuating cylinder (22).

3. The bicycle frame welding mold of claim 1, wherein: the second clamping mechanism is a second driving cylinder (33), the hook claw positioning inner wide die (32) is fixed on the rack (10) through a second supporting block (31), the second driving cylinder (33) is located on the second supporting blocks (31) on two sides of the hook claw positioning inner wide die (32), and a piston rod of the second driving cylinder (33) is fixedly connected with a second pressing block.

4. The bicycle frame welding mold of claim 1, wherein: still be equipped with first adjustment mechanism (50) and second adjustment mechanism (60) on frame (10), first adjustment mechanism (50) connect in frame (10), second adjustment mechanism (60) connect in first adjustment mechanism (50), slide (41) are located with sliding second adjustment mechanism (60), second adjustment mechanism (60) can drive slide (41) and slide, first adjustment mechanism (50) can drive second adjustment mechanism (60) and slide (41) and rotate simultaneously.

5. The bicycle frame welding mold of claim 4, wherein: first adjustment mechanism (50) include first support (51), first screw rod (52), first manual wheel (53) and first regulating block (54), first support (51) fixed connection is in frame (10), be equipped with first screw rod (52) on first support (51), first regulating block (54) spiro union in first screw rod (52), the first manual wheel of one end fixed connection (53) of first screw rod (52).

6. The bicycle frame welding mold of claim 5, wherein: second adjustment mechanism (60) include second support (61), second screw rod (62), the manual wheel of second (63) and second regulating block (64), second support (61) fixed connection in first regulating block (54), be equipped with second screw rod (62) on second support (61), second regulating block (64) spiro union in second screw rod (62), the manual wheel of one end fixed connection second (63) of second screw rod (62), first clamping mechanism is rotationally located to the lower extreme of second support (61) cover.

7. The bicycle frame welding mold of claim 6, wherein: a sliding groove is formed in the second support (61) along the height direction of the second support, the sliding plate (41) is slidably arranged in the sliding groove, the sliding plate (41) is fixedly connected to the second adjusting block (64), and a middle pipe stop block (44) is further arranged on the sliding plate (41).

8. The bicycle frame welding mold of claim 1, wherein: the third clamping mechanism is a third driving air cylinder (42), and a piston rod of the third driving air cylinder (42) is fixedly provided with a third pressing block (43).