CN205290187U - A closing device for minibus welding frock - Google Patents

Abstract

The utility model discloses a closing device for minibus welding frock, the anterior intermediate position of platform sets up the cleat, installs the template on the cleat, sets up two cushions on the top surface of template side by side, and the cushion is " L " shape, the mid -mounting support of platform sets up the cylinder on the riser of this support upper end, the piston rod of cylinder is articulated with the one end of pressure arm, sets up two briquettings in the bottom surface of pressure arm, fixes on the top surface of riser with briquetting matched with locating piece, set up the supporting shoe on the face on riser upper portion, installing electrodes guide block on the top surface of this supporting shoe, the fixed stay has the backing plate on the electrode guide block, is equipped with the connecting block directly over the backing plate. The utility model discloses clamping position's firm nature is good, and the control button of cylinder arranges concentratedly, clear on the roof, and it is firm that operation box and platform are connected, and the emergence is rocked in the time of effectively preventing operating button.

Description

Hold down gag for minibus welding tooling

Technical field

This utility model belongs to technical field of tooling clamps, specifically, particularly to a kind of hold down gag for minibus welding tooling.

Background technology

Minibus D post is arranged on the side of vehicle body, and the security performance of minibus side structure is played vital effect by it. Minibus D post generally by outside plate component under D post and on D post outside plate form, when welding, generally point three operations complete, it may be assumed that 1) outside plate component under welding D post; 2) outside plate component under D post is welded together with outside plate on D post; 3) repair welding point. First operation and second operation of the welding of minibus D post have special fixture to carry out Set and Positioning, and the 3rd operation utilizes the fixture of the second operation to be made directly often after the second operation completes, owing to the clamp structure of the second operation is complicated, to outside plate component under D post and on D post the position of outside plate clamping position more, the operation of repair welding point can be affected so on the one hand, make the work efficiency of the 3rd operation reduce; On the other hand, some treats that the place of repair welding is covered by the second operation fixture, follow-up take off after workpiece also will again repair welding once, because the carelessness of staff very easily causes solder skip, not only welding quality is difficult to ensure that, and does not reach the requirement of uniform production. It addition, the panel controlling fixture action is generally supported on the ground by support, farther out, operated by personnel is inconvenient, wastes time and energy for distance fixture.

Utility model content

Technical problem to be solved in the utility model is in that to provide a kind of simple in construction, the reliable hold down gag for minibus welding tooling.

The technical solution of the utility model is as follows: a kind of hold down gag for minibus welding tooling, it is characterized in that: platform is supported by underframe, this underframe is frame structure, four angles place bottom underframe is provided with heightening base, the end face of described heightening base fixes the bottom surface supporting underframe corresponding angles, at the roller mounted below of each heightening base, the four rolling two of which below underframe is universal wheel, and two other is directional wheel;

Arranging operating case at the angle place of described platform end face, this operating case has base plate, has three installing holes by isosceles triangle distribution in one end of base plate, and bolt is through installing hole and stretches in platform, base plate and platform is fixed together;The other end of base plate is vertically and fixedly provided with pillar, this pillar is channel-section steel, on base plate, the position of corresponding column support type groove has breach suitable with it, the top of described pillar arranges top board, this top board is " L " shape, is made up of horizontal plate and vertical plate, and the vertical plate of top board and pillar fit fixing, one end of roof water flat board has hole, one first location, and the other end of roof water flat board has four the second holes, location by the rectangular distribution; Power knob is installed in described first hole, location, the bottom of this power knob is provided with rubber short column, rubber short column bottom power knob stretches in the first hole, location, both tight fits, positioning in hole each second and be respectively arranged with cylinder Action Button, structure and the mounting means of cylinder Action Button are identical with power knob;

The centre position anterior at described platform arranges angled seat, and this angled seat is " L " shape, and is fixed by bolt and platform, installing template in angled seat, template is perpendicular to platform, and the bottom of template and the upper end of angled seat are fixed, being arranged side by side two cushion blocks on the end face of template, cushion block is " L " shape;

Middle part erection support at described platform, the upper end of this bearing and the lower end of riser fix, it is provided with cylinder in the side of described riser, the piston rod of cylinder stretches out straight up, and it is hinged with one end of pressure arm by free bearing, described pressure arm is hinged with riser near the position of free bearing, arranges two briquettings along its length in the bottom surface of described pressure arm, and the locating piece matched with briquetting is fixed on the end face of riser;

Arranging a bracer on the plate face on described riser top, the end face of this bracer is installed electrode guide pad, support fixed by electrode guide pad backing plate, backing plate is parallel to platform, being provided with contiguous block in the surface of described backing plate, this contiguous block is " L " shape, and the trailing arm of contiguous block and pressure arm fix.

Adopting above technical scheme, special the 3rd operation fixture that makes carrys out the repair welding operation of adaptive surface hired car D post welding. After under minibus D post, outside plate component has welded with outside plate on D post, entirety is placed on the 3rd operation fixture. The piston rod of cylinder moves upward, pressure arm is made to rotate, until two briquettings on pressure arm match with two locating pieces on riser, front clamp by minibus D post, hold-down mechanism after the pneumatic type that cooperation platform rear end is arranged, minibus D post can be realized accurately and reliably position, it is thus possible to guarantee that minibus D post maintains static in repair welding point process, so not only ensure the accuracy of bond pad locations, and effectively reduce operation, operation is not only simple but also quick, can be greatly improved welding efficiency.

Electrode guide pad on riser plays the effect of electrode guiding, and this electrode guide pad is clamped between bracer and backing plate, and steadiness is good; Meanwhile, between backing plate and contiguous block, form grasping part, the effect that auxiliary compression positions can be played in the front portion of minibus D post, to improve the reliability to minibus D post location further.

The front portion of the 3rd operation jig platform supports template by angled seat, the end face of this template arranges two cushion blocks, the two cushion block is used for the head of supporting surface hired car D post when repair welding, and the head of minibus D post is positioned, and makes the minibus D occipital steadiness of post clamping good.

3rd operation fixture is provided with two cylinders, the control knob of the two cylinder is arranged on the top board of operating case, particularly as follows: the first hole, location on roof water flat board is used for installing power knob, hole, four second location is used for installing cylinder Action Button, four cylinder Action Buttons are one group between two, control the air inlet of cylinder respectively and give vent to anger.The control knob of cylinder arranges concentration on top board, clear, be conducive to staff to identify and operate. Each control knob is tightly fixed with corresponding hole, location by the rubber short column of bottom, and assembly manipulation one is clapped and can be completed, not only simplicity but also laborsaving; The control knob of cylinder is arranged on the corner of jig platform, and staff places workpiece and leans to one side to be operated, and greatly reduces the operation easier of staff, is effectively increased working (machining) efficiency.

The base plate of operating case is fixed by bolt and the 3rd operation jig platform of three its installing holes of traverse, easy accessibility, is connected firmly, reliably. Adopting the pillar that channel-section steel makes to be connected between base plate with top board, pillar selection is convenient, and cost is low, and structural strength is good, is not susceptible to deformation or damages, the good stability of roof supporting, can effectively prevent from shaking during operation button. On base plate, the position of corresponding column support type groove has breach, both can save material, can be easy to again para-position when pillar assembles with base plate. Top board is " L " shape, and moulding is simple on the one hand, it is easy to processing and fabricating; On the other hand, top board is big with the contact area of column, and the fixing that both connect is secure. It is arranged below square frame, by increasing capacitance it is possible to increase the structural strength of platform, it is prevented that platform deforms or damages at platform; Heightening base is connected with underframe on the one hand, and assembling roller is convenient, is able to ensure that the flatness of platform on the other hand; Four rolling is easy to whole device and is moved, to change position as required.

As preferably, the cross section of described pillar is " u "-shaped.

As preferably, described top board is by steel plate punched molding.

Beneficial effect: this utility model simple in construction, easy and simple to handle, the fixing of clamping position is good, it is possible to when making minibus D post repair welding, head supports firm, and concentration, clearly arranged by the control knob of cylinder on top board, be conducive to staff to identify and operate, while reducing intensity of workers, being effectively increased welding efficiency, it is firm that operating case is connected with platform, the good stability of operating platform, can effectively prevent from shaking during operation button.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation of operating case.

Fig. 3 is the layout schematic diagram of pressure arm and briquetting and locating piece.

Detailed description of the invention

Below in conjunction with drawings and Examples, the utility model is described in further detail:

As shown in Figure 1 and Figure 2, platform 4 is rectangle, underframe 5 support, and this underframe 5 is frame structure, and underframe 5 and platform 4 are welded and fixed. Four angles place bottom underframe 5 is provided with heightening base 6, the end face of heightening base 6 fixes the bottom surface supporting underframe 5 corresponding angles, roller mounted below 7 at each heightening base 6, four rolling 7 two of which below underframe 5 is universal wheel, two other is directional wheel, in order to whole device moves and be positioned at the position of needs.

As shown in Figure 1 and Figure 2, arranging operating case at the angle place of platform 4 end face, this operating case has base plate 1, and base plate 1 is by steel plate punched molding, and is arranged in the angle place of platform 4. Have three in one end of base plate 1 by the installing hole 1a of isosceles triangle distribution, each installing hole 1a wears bolt, makes base plate 1 be fixed on platform. The other end of base plate 1 is vertically and fixedly provided with pillar 2, and this pillar 2 is channel-section steel. As preferably, the cross section of pillar 2 is " u "-shaped, and the lower end of pillar 2 is welded with base plate 1. On base plate 1, the position of corresponding pillar 2 type groove has breach 1b suitable with it, and in the present embodiment, breach 1b is " u "-shaped.

As shown in Figure 1 and Figure 2, arranging top board 3 on the top of pillar 2, this top board 3 is " L " shape, is made up of horizontal plate and vertical plate, and top board 3 is by steel plate punched molding. The vertical plate of top board 3 and pillar 2 fit, and are welded and fixed. The horizontal plate of top board 3 is paralleled with base plate 1, has one first location hole 3a in one end of top board 3 horizontal plate, and the other end of top board 3 horizontal plate has four the second location hole 3b by the rectangular distribution. Positioning first and install power knob A in the 3a of hole, the bottom of this power knob A is provided with rubber short column, and the rubber short column bottom power knob A stretches in the first hole, location 3a, both tight fits. Each second location hole 3b is respectively arranged with cylinder Action Button, the structure of cylinder Action Button and mounting means identical with power knob A, does not repeat at this. Four cylinder Action Buttons are one group between two, control the air inlet of cylinder respectively and give vent to anger.

As it is shown in figure 1, arrange angled seat 8 in the centre position of platform 4 front portion, this angled seat 8 is " L " shape, and is fixed by bolt and platform 4. Installing template 9 in angled seat 8, template 9 is rectangular flat, and template 9 is perpendicular to platform 4, and the plate face of template 9 bottom and the upper end of angled seat 8 fit, and be bolted and link together between template 9 and angled seat 8. Being arranged side by side two cushion blocks 10 on the end face of template 9, cushion block 10 is " L " shape, and cushion block 10 is fixed by sunk screw and template 9.

As shown in Figure 1, Figure 3, it is " L " shape at the middle part erection support M of platform 4, this bearing M, and is fixed by bolt and platform 4. Arranging riser N, riser N on bearing M and be perpendicular to platform 4, the plate face of riser N lower end and the upper end of bearing M fit, and riser N is fixed with bearing M by many bolts. Be provided with cylinder L in the side of riser N, the cylinder body of cylinder L is fixing with riser N to be connected, and the piston rod of cylinder L stretches out straight up, and hinged with one end of pressure arm O by free bearing. Pressure arm O is hinged with riser N near the position of free bearing, arranges two briquetting P, the two briquetting P in the bottom surface of pressure arm O along the length direction of pressure arm O and is fixed with pressure arm O by bolt. The end face of riser N is installed two locating piece Q, the two locating piece Q and two briquetting P one_to_one corresponding.

As shown in Figure 1, Figure 3, arranging a bracer R, this bracer R and riser N and fix on the plate face on riser N top, on the end face of a bracer R, fixed installation electrode guide pad S, electrode guide pad S are preferably flat sleeping " mountain " font. Fixing support on electrode guide pad S and have backing plate T, backing plate T is parallel to platform 4. Being provided with contiguous block U in the surface of backing plate T, this contiguous block U is " L " shape, is made up of trailing arm and transverse arm. Contiguous block U is between two briquetting P, and the trailing arm of contiguous block U fixes with pressure arm O. When the front portion of minibus D post is put between two briquetting P and two locating piece Q, pressure arm O is driven to rotate by the piston rod of cylinder L, can make the front clamp of minibus D post between briquetting P and locating piece Q, and the corresponding position of minibus D post is compressed by the grasping part formed between backing plate T and contiguous block U, coordinate hold-down mechanism after the pneumatic type that the front rear support device on platform and platform rear end arrange, it is possible to achieve minibus D post accurately and reliably positions.

Claims (3)

1. the hold down gag for minibus welding tooling, it is characterized in that: platform (4) is supported by underframe (5), this underframe (5) is frame structure, it is provided with heightening base (6) at four angles place of underframe (5) bottom, the fixing bottom surface supporting underframe (5) corresponding angles of the end face of described heightening base (6), roller mounted below (7) at each heightening base (6), four rolling (7) two of which of underframe (5) lower section is universal wheel, and two other is directional wheel;

At the angle place of described platform (4) end face, operating case is set, this operating case has base plate (1), three installing holes (1a) by isosceles triangle distribution are had in one end of base plate (1), bolt is through installing hole (1a) and stretches in platform (4), base plate (1) and platform (4) is fixed together, the other end of base plate (1) is vertically and fixedly provided with pillar (2), this pillar (2) is channel-section steel, the position of upper corresponding pillar (2) the type groove of base plate (1) has breach (1b) suitable with it, the top of described pillar (2) arranges top board (3), this top board (3) is " L " shape, it is made up of horizontal plate and vertical plate, the vertical plate of top board (3) and pillar (2) fit fixing, one end of top board (3) horizontal plate has one first hole, location (3a), the other end of top board (3) horizontal plate has four the second hole, location (3b) by the rectangular distribution, power knob (A) is installed in described first hole, location (3a), the bottom of this power knob (A) is provided with rubber short column, the rubber short column of power knob (A) bottom stretches in the first hole, location (3a), both tight fits, each second hole, location (3b) is respectively arranged with cylinder Action Button, the structure of cylinder Action Button and mounting means and power knob (A) is identical,

The centre position anterior at described platform (4) arranges angled seat (8), this angled seat (8) is " L " shape, and fixed by bolt and platform (4), angled seat (8) is installed template (9), template (9) is perpendicular to platform (4), the upper end of the bottom of template (9) and angled seat (8) is fixed, being arranged side by side two cushion blocks (10) on the end face of template (9), cushion block (10) is " L " shape;

Middle part erection support (M) at described platform (4), the lower end of the upper end of this bearing (M) and riser (N) fixes, it is provided with cylinder (L) in the side of described riser (N), the piston rod of cylinder (L) stretches out straight up, and it is hinged with one end of pressure arm (O) by free bearing, described pressure arm (O) is hinged with riser (N) near the position of free bearing, two briquettings (P) are set along its length in the bottom surface of described pressure arm (O), the locating piece (Q) matched with briquetting (P) is fixed on the end face of riser (N),

The plate face on described riser (N) top arranges a bracer (R), the end face of this bracer (R) is installed electrode guide pad (S), the upper fixing support of electrode guide pad (S) has backing plate (T), backing plate (T) is parallel to platform (4), it is provided with contiguous block (U) in the surface of described backing plate (T), this contiguous block (U) is " L " shape, and the trailing arm of contiguous block (U) and pressure arm (O) fix.

2. the hold down gag for minibus welding tooling according to claim 1, it is characterised in that: the cross section of described pillar (2) is " u "-shaped.

3. the hold down gag for minibus welding tooling according to claim 1, it is characterised in that: described top board (3) is by steel plate punched molding.