CN107649815A - Doorframe welding frock and its peace tune method before a kind of right side - Google Patents

Abstract

The invention discloses doorframe welding frock before one kind right side and its peace tune method, apply in carbon steel welding field, frock holds out against fixture, limited block including screw thread, pushes quick clip, cushion block, reinforcing plate pad, limited block, holds out against quick clip, column, crossbeam；Peace tune method is installed with component, leveling, then is installed as criterion.The welding of doorframe assembly is group pair by hand before mainly solving right side at present, determines group to size by tape measure, group is unstable to size, and manual group slower to speed, and production efficiency is relatively low；Fixed without frock clamp, the problem of postwelding is also easy to produce welding deformation.The present invention can be adjusted by the ingehious design and effective peace of welding tooling, inner width, Nei Gao and Diagonal Dimension before on the right side of making in doorframe production process are controlled, welding deformation reduces, dimensional discrepancy is low, product qualification rate is high and stably, shorten single-piece production man-hour simultaneously, improve the production efficiency of aluminium alloy container body.

Description

A right front door frame butt welding tool and its installation and adjustment method

technical field

The invention belongs to the field of carbon steel welding, and in particular relates to a right front door frame pair welding tool and an installation method thereof.

Background technique

Due to the excellent properties of light weight and corrosion resistance, the aluminum alloy container body has become more and more popular in industry, and its demand is also increasing. In order to further shorten the production cycle of the aluminum alloy container body and improve product quality, it is necessary to lean and optimize each production process. The optimization of pair welding of the right front door frame assembly in the right side panel assembly of the aluminum alloy container body is an important part.

At present, the butt welding operation of the front door frame assembly on the right side is completely assembled manually by the production workers, and the size of the pair is determined by manual measurement with a tape measure. Slow and low production efficiency. In addition, there is no tooling fixture during the welding process of the right front door frame assembly, which leads to welding deformation after welding, and it takes a lot of time to adjust the shape after welding.

Therefore, it is necessary to develop a welding tool for the right front door frame assembly and its installation and adjustment method to ensure the inner width, inner height and diagonal dimensions during the production process of the right front door frame, and to control the welding deformation during the welding process. In order to reduce the dimensional deviation when the right front door frame is aligned, obtain qualified and stable products, shorten the single-piece production man-hours of the right front door frame, and improve the production efficiency of the aluminum alloy container body.

Contents of the invention

In view of this, the purpose of the present invention is to provide a right front door frame assembly butt welding tool and its installation and adjustment method to solve the above problems.

To achieve the above object, the present invention provides the following technical solutions:

A butt welding tool for the right front door frame, including a threaded clamping fixture, a limit block, a press-down quick clip, a cushion block, a reinforcement plate gasket, a limit block, a fastening clamp, a column, and a beam; the column There are eight beams and they are fixed vertically on the ground. There are four beams abcd, each beam is vertically connected to two columns, and the four beams are connected end to end to form a structure corresponding to the four sides of ABCD of the right front door frame; There are six sets of threaded top clamps, two sets on each of the three beams of abc; twelve sets of quick pressing clamps, three sets on each of the four beams; three sets of fast clamps on top, They are all arranged on the beam d; there are four pairs of reinforcing plate gaskets, which are respectively arranged at the intersection corners where the four beams are connected end to end; the limit block is vertically arranged at one end of the beam d; The limit blocks arranged on the crossbeam are matched with each other, and each pair of pressing down quick clamps and top tightening quick clamps are matched with a pair of pads arranged on the crossbeam respectively.

Preferably, the threaded tightening fixture includes a screw and a screw hole pad; one end of the screw is provided with a rotating handle, and the other end is provided with an external thread; the screw hole pad is arranged on the beam, and along the length direction of the vertical beam An internal thread hole matched with the external thread is provided.

Preferably, the limit block includes a T-shaped block and an L-shaped block; the lower part of the T-shaped block is connected and arranged on the beam, and the upper part is attached to one side of the L-shaped block. Waist-shaped holes are connected to each other by fasteners; the other side of the L-shaped block is arranged perpendicular to the direction of movement of the screw.

Preferably, the press-down quick clamp includes a base 1, a press-down handle and a depression bar; and the middle parts of the two are hinged to each other through a straight bar; the pressing handle can drive the pressing bar to move along the direction vertical to the upper surface of the block.

Preferably, the tightening quick clamp includes a base II, a tightening handle and a tightening rod; the base II is connected and arranged on the beam through a transition block, and the tightening handle is hinged on the base II, so The end of the tightening rod is hinged to the middle of the tightening handle through a bent rod, and the tightening handle can drive the tightening rod to move along the direction perpendicular to the side surface of the cushion block.

Preferably, the spacer is a convex structure, and is connected with the beam through a fastener.

Preferably, the limiting block has an L-shaped structure, and is connected with the crossbeam by fasteners.

Preferably, the reinforcement plate gasket is a triangular sheet structure with two straight sides perpendicular to each other and one side with an arc-shaped side.

A method for installing and adjusting the above-mentioned right front door frame assembly butt welding tool:

(1) Fix the eight uprights on the ground according to the size distribution of the right front door frame;

(2) Connect the four beams abcd end to end to enclose the structure corresponding to the four sides ABCD of the front door frame on the right side, and fix each beam vertically on the column;

(3) Preliminary leveling of the horizontal plane of the columns and beams;

(4) Connect the pads to the two ends of each beam and the upper surface of the middle position respectively through fasteners;

(5) Level the horizontal plane of the pads, and make the upper surfaces of all pads at the same height;

(6) The limit blocks are respectively connected to the inner surfaces of the two ends of the three beams of abc through fasteners;

(7) Adjust the limit block in the vertical direction according to the inner width and inner height of the right front door frame, so that the limit blocks on the same beam are on the same line, and the limit blocks not on the same beam are parallel to each other or vertical;

(8) Fix the threaded clamping clamp, the pressing down quick clamp and the clamping clamp on their corresponding limit blocks or spacers respectively, and check whether each structure can move flexibly;

(9) Connect the four reinforcement plate gaskets to the corners where the four beams are connected end to end through fasteners;

(10) Connect a limit block to the upper surface of one end of the d beam through a fastener.

Preferably, in step (1), the upright column is connected and fixed to the ground through expansion screws.

The beneficial effects of the present invention are:

1. The butt welding tooling of the present invention can effectively fix the right front door frame before welding, and the inner width, inner height and diagonal size of the right front door frame can be effectively controlled during the production process, and the welding process The welding deformation in the process can be reduced, and the dimensional deviation when the right front door frame is assembled can be reduced, and the obtained product is qualified and stable in size.

2. The top-tightening quick clips and down-pressing quick clips adopted in the present invention can make the assembly process more efficient and quick, shorten the production man-hours of a single piece of the right front door frame, and further improve the production efficiency of the aluminum alloy container body.

3. The installation and adjustment method of paired welding equipment of the present invention can make the connection between the components of the welding equipment more compact, the position matching degree is better, and the overall horizontal and vertical precision is higher.

Description of drawings

In order to make the purpose, technical scheme and beneficial effect of the present invention clearer, the present invention provides the following drawings for illustration:

Fig. 1 is the schematic diagram of the structure of the unloaded part of the present invention;

Fig. 2 is the structure schematic diagram behind the right side front door frame of the present invention;

Figure 3 is a partial enlarged view of the M area;

Figure 4 is a partial enlarged view of the N area.

The marks in the accompanying drawings are as follows: thread clamping fixture 1, screw rod 11, screw hole pad 12, limit block 2, T-shaped block 21, L-shaped block 22, pressing down quick clamp 3, base I31, pressing down handle 32 , Depression bar 33, spacer 4, reinforcing plate spacer 5, limit block 6, top tight quick clip 7, base II71, top tight handle 72, top tight bar 73, column 8, crossbeam 9.

Detailed ways

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in Figures 1 and 2, a butt welding tool for the front door frame on the right side includes a threaded clamping clamp 1, a limit block 2, a quick pressing clamp 3, a spacer 4, a reinforcement plate gasket 5, a limit block 6, Tighten fast clamp 7, column 8, beam 9; said column 8 has eight and vertically fixed on the ground, said beam 9 has four abcd, each beam 9 is vertically connected with two columns 8, and four beams The end-to-end structure corresponding to the four sides of ABCD of the front door frame on the right side surrounds the forming surface; there are six pairs of the threaded top clamps 1, and two pairs are respectively arranged on the three beams of abc; the press-down quick clamps 3 have twelve There are three pairs of sets on each of the four beams; there are three sets of the top fast clamps 7, all of which are set on the d beam; there are four sets of the reinforcing plate gaskets 5, which are respectively set at the corners where the four beams are connected end to end. ; The limit block 6 is vertically arranged at one end of the d crossbeam; each pair of threaded clamps 1 is used in conjunction with a pair of limit blocks 2 arranged on the crossbeam, and each pair of press-down quick clamps 3 and top-tightened quick clamps 7 They are respectively used in conjunction with a pair of pads 4 arranged on the beam. The ABCD four sides of the right front door frame in Fig. 2 are respectively the right door frame, the upper door frame, the left door frame and the lower door frame of the right front door frame, which correspond to the four beams 9 of abcd in Fig. 1 respectively.

As shown in Figure 3, further, the threaded clamping fixture 1 adopted in this embodiment includes a screw rod 11 and a screw hole pad 12; one end of the screw rod 11 is provided with a rotating handle, and the other end is provided with an external thread; the screw hole pad 12 is arranged on the beam, and an internal thread hole matched with the external thread is opened along the length direction vertical to the beam.

Further, the limiting block 2 used in this embodiment includes a T-shaped block 21 and an L-shaped block 22; the lower part of the T-shaped block 21 is connected to the beam 9, and the upper part is attached to one side of the L-shaped block 22. Matching waist-shaped holes are opened on the bonding surfaces, and are connected to each other by fasteners; the other surface of the L-shaped block 22 is arranged perpendicular to the moving direction of the screw rod 11 .

Further, the press-down quick clamp 3 adopted in this embodiment includes a base I31, a press-down handle 32 and a press bar 33; the base I31 is connected and arranged on the crossbeam 9 through a transition block, and the press-down handle 32 and The pressing rods 33 are respectively hinged on the base I31, and the middle parts of the two are hinged to each other through a straight rod;

As shown in Fig. 4, further, the tightening quick clip 7 adopted in this embodiment includes a base II71, a tightening handle 72 and a tightening rod 73; the base II71 is connected and arranged on the beam 9 through a transition block, and the The tightening handle 72 is hinged on the base II71, the end of the tightening rod 73 is hinged with the middle part of the tightening handle 72 through a bent rod, and the tightening handle 72 can drive the tightening rod 73 along the side surface of the vertical pad 4 direction movement.

Further, the spacer 4 used in this embodiment has a convex structure, and is connected with the beam 9 through fasteners.

Further, the limiting block 6 adopted in this embodiment has an L-shaped structure, and is connected with the beam 9 through a fastener.

Further, the reinforcement plate gasket 5 adopted in this embodiment is a triangular sheet structure with two straight sides perpendicular to each other and one side with an arc-shaped side.

A method for installing and adjusting the above-mentioned right front door frame assembly butt welding tool:

(1) Fix the eight uprights 8 on the ground according to the size distribution of the front door frame on the right side;

(2) connect the four crossbeams 9 of abcd end to end to form a structure corresponding to the four sides of ABCD of the front door frame on the right side, and fix each crossbeam vertically on the column 8;

(3) Carry out preliminary leveling of the horizontal plane to the column 8 and the crossbeam 9;

(4) The pads 4 are respectively connected to the two ends of each beam 9 and the upper surface of the middle position by fasteners;

(5) Carry out leveling of the horizontal plane to the spacer 4, and make the upper surfaces of all spacers 4 at the same height;

(6) The limit block 2 is respectively connected to the inner surfaces of the two ends of the three beams of abc through fasteners;

(7) Adjust the limit block 2 in the vertical direction according to the inner width and inner height of the right front door frame, so that the limit blocks on the same beam are on the same line, and the limit blocks not on the same beam are parallel to each other or vertically;

(8) Fix the threaded clamping clamp 1, the pressing down quick clamp 3 and the clamping clamp 7 respectively at their corresponding position of the limit block 2 or pad 4, and check whether each structure can move flexibly;

(9) Connect the four reinforcing plate gaskets 5 to the corners where the four beams are connected end-to-end through fasteners;

(10) A limit block 6 is connected to the upper surface of one end of the d beam through a fastener.

Further, in step (1), the column 8 is connected and fixed to the ground through expansion screws.

According to the above steps, the right front door frame assembly is installed and debugged on the welding tool, which can make the connection between the components of the welding tool more compact, the position matching degree is better, and the overall horizontal and vertical accuracy is higher.

After the installation and adjustment are completed, when in use, place the workpiece of the right front door frame on its corresponding beam 9. At this time, the limit block limits the key dimensions such as the inner width, inner height and diagonal of the right front door frame, and then rotate the threaded top Tighten the screw rod 11 of the fixture 1, tighten the three sides of the workpiece ABC to the L-shaped block 22 of the limit block 2, and limit the position in the horizontal direction; press down the pressing handle 32 of the pressing quick clamp 3, so that the pressing rod 33 will hold the workpiece Compress to the upper surface of spacer 4, limit the position of vertical direction; Pull out the tightening handle 72 of tightening fast 7, make tightening rod 73 tighten the D limit of workpiece to the outer surface of spacer 4, further Correct the horizontal position.

So far, the right front door frame is effectively fixed on the assembly welding tool, the inner width, inner height and diagonal size of the right front door frame during the production process, and the welding deformation during the welding process can be reduced and controlled. The dimensional deviation during the assembly of the front door frame can be reduced, and a product with qualified and stable dimensions can be obtained. At the same time, the existence of the fast clamp 7 for top tightening and the quick clamp 3 for pressing down makes the assembly process more efficient and quicker, shortens the single-piece production man-hour of the right front door frame, and improves the production efficiency of the aluminum alloy container body.

Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail through the above preferred embodiments, those skilled in the art should understand that it can be described in terms of form and Various changes may be made in the details without departing from the scope of the invention defined by the claims.

Claims (10)

1. A kind of 1. doorframe welding frock before right side, it is characterised in that：Fixture, limited block are held out against including screw thread, are pushed quickly Folder, cushion block, reinforcing plate pad, limited block, hold out against quick clip, column, crossbeam；The column has eight and is perpendicularly fixed at ground Face, the crossbeam have an abcd tetra-, every crossbeam and two root posts vertical connection, and four crossbeams join end to end enclose forming surface with The corresponding structure in the sides of ABCD tetra- of doorframe before right side；The screw thread, which holds out against fixture, six pairs, sets up separately each on tri- crossbeams of abc Two is secondary；Described push quickly accompanies ten second mates, sets up each three pair on four crossbeams separately；Described hold out against quickly accompanies three pairs, is all provided with On d crossbeams；The reinforcing plate pad has fourth officer, sets up separately at four end to end angles of cut of crossbeam；The limited block is vertical It is arranged on one end of d crossbeams；The limited block that fixture is arranged on a pair on crossbeam is held out against per deputy thread to support the use, and is pushed per pair Quick clip and hold out against the cushion block that quick clip is arranged on crossbeam with a pair respectively and support the use.
2. 2. doorframe welding frock before right side according to claim 1, it is characterised in that：The screw thread holds out against fixture bag Include screw rod and screw cushion block；Described screw rod one end is provided with rotating handles, and the other end offers external screw thread；The screw cushion block is set On crossbeam, and the internal thread hole matched with the external screw thread is offered along vertical crossbeams length direction.
3. 3. doorframe welding frock before right side according to claim 2, it is characterised in that：The limited block includes T-shaped Block and L-type block；The T-shaped piece of bottom connection is arranged on crossbeam, and top is bonded with the one side of L-type block, on both binding faces The waist-shaped hole of matching is offered, and is connected to each other by fastener；The another side of the L-type block is set perpendicular to screw motion direction Put.
4. 4. doorframe welding frock before right side according to claim 1, it is characterised in that：The quick clip that pushes includes Pedestal I, push handle and depression bar；The pedestal I is arranged on crossbeam by transition block connection, described to push handle and depression bar It is respectively hinged on pedestal I, and both middle parts are hinged by a straight-bar；The handle that pushes can drive depression bar along vertical pad Move in block upper surface direction.
5. 5. doorframe welding frock before right side according to claim 1, it is characterised in that：The quick clip that holds out against includes Pedestal II, hold out against handle and top-fastening rod；The pedestal II is arranged on crossbeam by transition block connection, described to hold out against handle hinge It is connected on pedestal II, the boom end that holds out against is be hinged in the middle part of handle with holding out against by a knee, and the handle that holds out against can drive top Tight bar moves along vertical cushion block side face directions.
6. 6. doorframe welding frock before right side according to claim 1, it is characterised in that：The cushion block is convex knot Structure, and be connected with crossbeam by fastener.
7. 7. doorframe welding frock before right side according to claim 1, it is characterised in that：The limited block is L-type knot Structure, and be connected with crossbeam by fastener.
8. 8. doorframe welding frock before right side according to claim 1, it is characterised in that：The reinforcing plate pad is two The mutually perpendicular straight flange in side, while the triangle laminated structure for arc-shaped side.
9. 9. the peace of doorframe welding frock adjusts method before a kind of any described right side of claim 1~8, it is characterised in that：

   (1) eight root posts are fixed on ground according to doorframe Size Distribution before right side；

   (2) tetra- crossbeams of abcd are joined end to end and encloses the forming surface structure corresponding with the sides of ABCD tetra- of doorframe before right side, and will Every beam vertical is fixed on column；

   (3) column and crossbeam carry out the preliminary leveling of horizontal plane；

   (4) cushion block is connected to the both ends of every crossbeam and each one of the upper surface in centre position by fastener；

   (5) leveling of horizontal plane is carried out to cushion block, and makes all cushion block upper surfaces in sustained height；

   (6) limited block is connected to each one of the inner surface at the both ends of tri- crossbeams of abc by fastener；

   (7) carry out the regulation in vertical direction with interior high size according to the inner width of doorframe before right side to limited block, make in same horizontal stroke Limited block on beam is in same straight line, and the limited block on same crossbeam is not parallel to each other or vertically；

   (8) screw thread held out against into fixture, push quick clip and holds out against quick clip and be separately fixed at its each self-corresponding limited block or pad Block position, and check whether each structure can flexible motion；

   (9) four reinforcing plate pads are connected at four end to end angles of cut of crossbeam by fastener；

   (10) limited block is connected to the upper surface of d crossbeams one end by fastener.
10. 10. the peace of doorframe welding frock adjusts method before right side according to claim 9, it is characterised in that：Step (1) Central post is connected with ground by swell fixture.