CN207629488U - A kind of welding fixture of carrying roller crossbeam - Google Patents

Abstract

The utility model is related to field of fixtures, the welding fixture of specifically a kind of carrying roller crossbeam, including workbench, the guide rail of setting on the table, the clamping device for clamping workpiece is provided on the workbench, the lower end of the clamping device is provided with the fixing device coordinated with clamping device, it is provided with the rotating device for switching welding surface convenient for turning of work piece in the fixing device, right side band steel and left side band steel are fixed on the table using positioning pin, ensure not shift when welding；Workpiece clamping is coordinated using clamping device and is welded, ensures machining accuracy；Automatic rotation is done using cylinder, reduces dimensional discrepancy caused by manual adjustment position；By automatic welding and fixed position, personnel's input is reduced, working efficiency is improved.

Description

A Welding Fixture for a Roller Beam

technical field

The utility model relates to the field of fixtures, in particular to a welding fixture for a roller beam.

Background technique

The welding fixture is the process equipment that accurately positions and reliably clamps the weldment, facilitates the assembly and welding of the weldment, and ensures the structural accuracy of the weldment.

The use of welding fixtures adapted to the product structure in modern welding production plays a very important role in improving product quality, reducing the labor intensity of workers, and accelerating the mechanization and automation of welding production. The operator uses a simple self-made positioning board or manual positioning, so that the quality of the weld cannot be guaranteed during welding, and the manual operation is low in safety, low in efficiency, and labor-intensive. At the same time, manual positioning is prone to errors, resulting in a high scrap rate. Based on this, the utility model proposes a welding fixture for an idler beam.

Contents of the invention

In order to solve the above-mentioned problems, the utility model proposes a welding fixture for an idler beam.

A welding fixture for an idler beam, comprising a workbench and a guide rail arranged on the workbench, the workbench is provided with a clamping device for clamping a workpiece, and the lower end of the clamping device is provided with a The fixing device matched with the tightening device, and the fixing device is provided with a rotating device that is convenient for rotating the workpiece to switch the welding surface.

The clamping device includes an adjustable bracket arranged on the workbench, an intermediate toggle clamp set on the adjustable bracket, an intermediate toggle clamp is arranged on the intermediate toggle clamp platform, and the intermediate toggle clamp platform Both ends of the horizontal positioning rod are provided with a lateral positioning rod, one end of the lateral positioning rod is provided with a left bracket mechanism, and the other end of the lateral positioning rod is provided with a right bracket mechanism.

The left bracket mechanism includes a left oblique positioning rod connected to the lateral positioning rod, and a left elbow clamp bracket matched with the left oblique positioning rod. The left elbow clamp bracket is provided with a left elbow. The two ends of the oblique positioning rod on the left side cooperate with the left middle pillar and the left side pillar respectively.

The right bracket mechanism includes a right side inclined positioning rod connected with the lateral positioning rod, and a right elbow clamp bracket matched with the right side inclined positioning rod. The right elbow clamp bracket is provided with a right elbow clamp, so The two ends of the oblique positioning rod on the right side are respectively matched with the right side middle pillar and the right side side pillar.

The lower ends of the left middle pillar, the left side pillar, the right middle pillar and the right side pillar are all V-shaped with the same dimensions as the V-shaped on the angle steel and cooperating with each other.

The fixing device includes a left fixing mechanism and a right fixing mechanism, and bearing seats are arranged between the left fixing mechanism, the right fixing mechanism and the worktable.

The left fixing mechanism is a left bearing platform arranged at the lower end of the bearing seat.

The right fixing mechanism is a right bearing platform arranged at the lower end of the bearing seat.

The rotating device includes a cylinder mounting bracket, a cylinder installed on the cylinder mounting bracket, and a shaft coupling connected with the cylinder.

The beneficial effects of the utility model are: use positioning pins to fix the right flat steel and left flat steel on the workbench to ensure that no deviation occurs during welding; use the clamping device to clamp and weld the workpiece to ensure processing accuracy; Use the cylinder for automatic rotation to reduce the dimensional deviation caused by manual position adjustment; through automatic welding and fixed position, reduce personnel input and improve work efficiency.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the main view structure schematic diagram of the utility model;

Fig. 2 is the schematic diagram of side pillar structure of the utility model;

Fig. 3 is a schematic diagram of the structure of the middle pillar of the utility model;

Fig. 4 is the flat steel structure schematic diagram of the present utility model;

Fig. 5 is the angle steel structure schematic diagram of the present utility model;

Fig. 6 is the structural representation of the welding workpiece of the present utility model;

Fig. 7 is a structural schematic diagram of the inclined positioning rod of the present invention;

Fig. 8 is a structural schematic diagram of the lateral positioning rod of the present invention;

Fig. 9 is a structural schematic diagram of the positioning pin base plate of the present invention;

Fig. 10 is a partial enlarged view of I of Fig. 1 of the utility model;

Fig. 11 is a partially enlarged view of II of Fig. 1 of the present invention.

Detailed ways

In order to make the technical means realized by the utility model, creation feature, purpose and effect easy to be understood, the utility model is further elaborated below.

As shown in Figures 1 to 11, a welding fixture for roller beams includes a workbench 21 and a guide rail 23 arranged on the workbench 21, and the workbench 21 is provided with a clamping device for clamping the workpiece , the lower end of the clamping device is provided with a fixing device that cooperates with the clamping device, and the fixing device is provided with a rotating device that is convenient for rotating the workpiece to switch the welding surface.

The clamping device is arranged in the middle of the workbench 21 for clamping the workpiece; the fixing device is arranged at both ends of the workbench 21 for fixing the position of the workpiece; the rotating device cooperates with the workbench 21 , so that the welding position can be rotated and adjusted without using the staff.

Described clamping device comprises the adjustable support 20 that is arranged on the workbench 21, is arranged on the intermediate toggle clamping platform 10 on adjustable support 20, and described intermediate toggle clamping platform 10 is provided with intermediate toggle clamping 9, so The two ends of the intermediate toggle table 10 are provided with a lateral positioning rod 19, one end of the lateral positioning rod 19 is provided with a left bracket mechanism, and the other end of the lateral positioning rod 19 is provided with a right bracket mechanism.

Described left bracket mechanism comprises the left side oblique positioning rod 17 that is connected with lateral positioning rod 19, the left side elbow clamp bracket 14 that cooperates with left side oblique positioning rod 17, described left side elbow clamp bracket 14 is provided with left Side elbow clamp 11, the two ends of described left side oblique positioning rod 17 cooperate with left side middle pillar 18 and left side side pillar 15 respectively.

The left middle pillar 18 and the left side pillar 15 are positioned and clamped by the left elbow clamp 11 and the left oblique positioning rod 17 .

Described right bracket mechanism comprises the oblique positioning rod 7 on the right side that is connected with lateral positioning rod 19, the right side elbow clamp bracket 4 that cooperates with oblique positioning rod 7 on the right side, described right side elbow clamp bracket 4 is provided with right side Side elbow clip 5, and the two ends of described right side oblique positioning bar 7 cooperate with right side middle pillar 8 and right side side pillar 6 respectively.

The right middle pillar 8 and the right side pillar 6 are positioned and clamped by the right inclined positioning rod 7 and the right elbow clamp 5 .

The lower ends of the left middle pillar 18, the left side pillar 15, the right middle pillar 8, and the right side pillar 6 are V-shaped that are consistent with the V-shaped dimensions on the angle steel 22 and cooperate with each other.

Described right side flat steel 24, left side flat steel 16 are all same kind of flat steel.

The right side flat steel 24 and the left side flat steel 16 are placed on the workbench 21 through the positioning pin and the positioning pin bottom plate thereof.

The workbench 21 is provided with a groove, correspondingly forming a boss, and the angle steel 22 is axially positioned through the boss.

The fixing device includes a left fixing mechanism and a right fixing mechanism, and a bearing seat 12 is arranged between the left fixing mechanism, the right fixing mechanism and the worktable 21 .

The left fixing mechanism is a left bearing platform 13 arranged at the lower end of the bearing seat 12 .

The right fixing mechanism is a right bearing platform 25 arranged at the lower end of the bearing seat 12 .

The rotating device includes a cylinder mounting bracket 2 , a cylinder 1 installed on the cylinder mounting bracket 2 , and a shaft coupling 3 connected with the cylinder 1 .

The left middle pillar 18 and the right middle pillar 8 are all the same kind of middle pillar.

The left side support 15 and the right side support 6 are all the same kind of support.

The use method of the present utility model: place the flat steel 24 on the right side and the flat steel 16 on the left side on the workbench 21, and position them respectively with two positioning pins; place the angle steel 23 on the flat steel 24 on the right side and the flat steel bar on the left On the top of the steel 16, use the bosses on both sides of the workbench 21 for axial positioning; the right middle pillar 8 and the left middle pillar 18 are placed on the angle steel 22, and the adjustable bracket 20 is installed on the workbench to adjust to a suitable height , then install the middle toggle clamp 10 and the toggle clamp 9, install the transverse positioning rod 19 in the groove on the middle toggle clamp 10, apply vertical force to the lateral positioning rod 19 with the middle toggle clamp 9; then place the angle steel 22 on both sides Place the right side pillar 6 and the left side pillar 15, respectively match the left inclined positioning rod 17 and the right inclined positioning rod 7 with the corresponding holes, and use the left elbow clamp 11 and right elbow clamp 5 to position on both sides Clamp and finally weld.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions are only the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model There will also be various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (9)

1. a kind of welding fixture of carrying roller crossbeam includes the guide rail (23) of workbench (21), setting on workbench (21), special Sign is：The clamping device for clamping workpiece is provided on the workbench (21), the lower end of the clamping device is set It is equipped with the fixing device coordinated with clamping device, the rotation for switching welding surface convenient for turning of work piece is provided in the fixing device Rotary device.

2. a kind of welding fixture of carrying roller crossbeam according to claim 1, it is characterised in that：The clamping device includes The adjustable support (20) being arranged on workbench (21), the intermediate elbow folder platform (10) being arranged on adjustable support (20), it is described Intermediate elbow folder (9) is provided on intermediate elbow folder platform (10), the both ends of intermediate elbow folder platform (10) are both provided with located lateral Bar (19), one end of the located lateral bar (19) are provided with left socle mechanism, the located lateral bar (19) it is another End is provided with right support mechanism.

3. a kind of welding fixture of carrying roller crossbeam according to claim 2, it is characterised in that：The left socle mechanism packet Include the oblique locating rod in left side (17) being connect with located lateral bar (19), the left side elbow folder holder with the oblique locating rod in left side (17) cooperation (14), left side elbow folder (11), the both ends of the oblique locating rod in the left side (17) are provided on the left side elbow folder holder (14) It is respectively cooperating with left side B-C post (18) and left side quarter line pillaring (15).

4. a kind of welding fixture of carrying roller crossbeam according to claim 3, it is characterised in that：The right support mechanism packet Include the oblique locating rod in right side (7) being connect with located lateral bar (19), the right side elbow folder holder with the oblique locating rod in right side (7) cooperation (4), right side elbow folder (5), the both ends difference of the oblique locating rod in the right side (7) are provided on the right side elbow folder holder (4) Cooperation right side B-C post (8) and right side quarter line pillaring (6).

5. a kind of welding fixture of carrying roller crossbeam according to claim 4, it is characterised in that：The left side B-C post (18), left side quarter line pillaring (15), right side B-C post (8), right side quarter line pillaring (6) lower end be with angle steel (22) on V-arrangement ruler Very little consistent and mutually matched V-arrangement.

6. a kind of welding fixture of carrying roller crossbeam according to claim 1, it is characterised in that：The fixing device includes Left fixed mechanism and right fixed mechanism are both provided with axis between the left fixed mechanism and right fixed mechanism and workbench (21) Bearing (12).

7. a kind of welding fixture of carrying roller crossbeam according to claim 6, it is characterised in that：The left fixed mechanism is Left side plummer (13) in bearing block (12) lower end is set.

8. a kind of welding fixture of carrying roller crossbeam according to claim 6, it is characterised in that：The right fixed mechanism is The right side plummer (25) being arranged in bearing block (12) lower end is set.

9. a kind of welding fixture of carrying roller crossbeam according to claim 1, it is characterised in that：The rotating device includes Cylinder mount bracket (2), the cylinder (1) being mounted on Cylinder mount bracket (2), the shaft coupling (3) being connect with cylinder (1).