CN209903976U - A fully automatic door seal four-corner welding equipment - Google Patents

Abstract

The utility model discloses a full-automatic door strip of paper used for sealing four corners welding equipment, including workstation (8), be equipped with X on workstation (8) to guide rail (6), X is equipped with X to the slider on to guide rail (6), X is equipped with first Y to guide rail (71) and second Y to guide rail (72) to guide rail (6) top, first Y is equipped with first welding machine on to guide rail (71) right, second Y is equipped with the second welding machine on to guide rail (72) right, first welding machine is right, the second welding machine is equallyd divide two welding machines that do not include the symmetry and place, first welding machine is right, the second welding machine is placed to the symmetry, Y is fixed on to the slider and is equipped with welding machine platform (9). The utility model discloses welding speed is fast, and is efficient, and welding quality is good. The condition of welding deformation is avoided, so that the welding quality is better, the welding precision is improved, the welding range is wide, and the door seal strip can adapt to door seals with different specifications and sizes.

Description

A fully automatic door seal four-corner welding equipment

technical field

The utility model relates to the technical field of refrigerator preparation equipment, in particular to a fully automatic four-corner welding equipment for door seals.

Background technique

In the production process of refrigerator door seals, there is a process in which four single door seals are connected end to end for welding, thereby forming a closed quadrilateral door seal frame. At present, in this process, workers manually operate semi-automatic single-corner welding machines to weld the four corners of the door sealing frame in turn. Such a process is slow, inefficient and of poor quality welding.

Utility model content

Aiming at the shortcomings of the prior art, the utility model provides a fully automatic four-corner welding equipment for door seals.

In order to solve the above-mentioned technical problems, the present invention is solved by the following technical solutions:

A fully automatic four-corner welding equipment for door seals, including a worktable, an X-direction guide rail is arranged on the worktable, an X-direction slide block is arranged on the X-direction guide rail, and a first Y-direction guide rail and a second Y-direction guide rail are arranged above the X-direction guide rail. The Y-direction guide rail, the first Y-direction guide rail and the second Y-direction guide rail are respectively fixed to the X-direction slider, the first Y-direction guide rail and the second Y-direction guide rail are respectively perpendicular to the X-direction guide rail, the first Y-direction guide rail, the Two Y-direction sliders are respectively provided on the two Y-direction guide rails. The first Y-direction guide rail is provided with a first welding machine pair, and the second Y-direction guide rail is provided with a second welding machine pair. The first welding machine pair is connected to The second pair of welding machines are placed symmetrically, and the first pair of welding machines and the second pair of welding machines also include two symmetrically placed welding machines, respectively, and a welding machine platform is fixed on the Y-direction slider. The welding machine is fixed on the welding machine platform, and also includes an X-direction lead screw nut, a first Y-direction lead screw nut and a second Y-direction lead screw nut. Two Y-direction guide rails are fixed, and the nut in the first Y-direction screw nut and the nut in the second Y-direction screw nut are respectively fixed to the welding machine platform;

The welding machine includes a welding machine bottom plate, a door seal clamping and punching device, a clamping device, and a heating device. The door sealing clamping and punching device, the clamping device, and the heating device are respectively installed on the welding machine floor, wherein:

The door seal clamping and punching device includes a left clamping and punching device and a right clamping and punching device, wherein the left clamping and punching device includes a left welding three-part mold, a left half-mould closing device and a left die punching device, Left welding three-part mold includes left welding first mold, left welding second mold and left welding middle mold. Left half mold closing device includes left first mold moving base, left second mold fixed base, left welding first mold guide slider and left half mold closing For the cylinder, the first left welding mold and the second left welding mold are respectively fixed on the moving base of the first left mold and the fixed base of the second left mold. It includes left die-piercing cylinder, left die-piercing guide rail slider, left die-piercing L-shaped support plate, left die-piercing moving bottom plate and left die-piercing cylinder connecting piece. The left welding intermediate die is fixed on the left die-piercing L-shaped support plate. The L-shaped support plate of the through-die is fixed on the bottom plate of the welding machine, the left half-die closing device is installed on the said left die-through mobile bottom plate, and the left die-through mobile bottom plate is fixed on the slider of the left die-through guide rail slider. The die cylinder and the guide rails in the left die-piercing guide slider are fixed on the bottom plate of the welding machine. The left die-piercing cylinder is located on the back of the welding machine bottom plate. There are through holes on the bottom plate of the welding machine. The through hole on the bottom plate, the two ends of the left die-piercing cylinder connecting piece are respectively connected to the left die-piercing cylinder and the left die-piercing moving bottom plate;

The right clamping die-piercing device includes a right welding third die, a right half die closing device and a right die piercing device. The closing device includes the moving base of the first right mold, the fixed base of the second right mold, the guide rail slider of the first right mold and the closing cylinder of the right half mold; On the base, the moving base of the right die is fixed on the slider of the guide rail slider of the right die; the right die-piercing device includes a right die-piercing cylinder, a right die-piercing guide rail slider, a right die-piercing cylinder connecting piece and a pad shaft. The right welding intermediate die is fixedly connected with the slider in the right die-piercing guide rail slider, and the cylinder shaft of the right die-piercing cylinder is fixedly connected to one side of the right welding intermediate die through the right die-piercing cylinder connecting piece , the pad shaft is placed at the bottom of the right die-piercing guide rail slider.

Preferably, the mold clamping device includes a mold clamping moving bottom plate, a mold clamping cylinder and a mold clamping guide rail slider, the mold moving bottom plate is fixed on the slider of the mold clamping guide rail slider, and the guide rail of the mold clamping guide rail slider is arranged on the welding machine bottom plate, The clamping cylinder pushes the clamping moving base plate to move along the clamping rail slider.

Preferably, the heating device includes a heating fixture, a heating cylinder, a heating block and a heating device guide rod, the heating fixture is fixed on the bottom plate of the welding machine, a guide groove is provided on the heating fixture, the heating block is fixed with the heating device guide rod, and the heating The guide rod of the device passes through the guide groove, and the heating cylinder pushes the heating block to move.

Preferably, the right clamping and punching device is installed on the movable mold clamping base plate, the heating block of the heating device is located between the left welding three-part mold and the right welding three-part mold, and a positioning block is also provided on the bottom plate of the welding machine.

Due to the adoption of the above technical solutions, the present utility model has significant technical effects:

1. The welding speed is fast and the efficiency is high. The automatic door seal four-corner welding machine of the utility model is welded by four welding machines at the same time, and the speed is increased by at least four times compared with one welding machine.

2. The welding quality is good. When four welding machines are welding at the same time, the end of each sealing strip is simultaneously deformed by welding, which avoids the deformation of one end, and the welding quality is better. In addition, only one door seal positioning is required, which avoids the situation of changing the position of the door seal caused by repeated positioning, and improves the welding accuracy.

3. Wide welding range. The position of the welding machine can be adjusted in the X and Y directions, so the automatic door seal four-corner welding machine can be adapted to door seals of different sizes.

Description of drawings

Figure 1 is a schematic top view of the present invention.

Figure 2 is a schematic top view of the welding machine.

FIG. 3 is a schematic diagram of the three-dimensional structure of the welding machine.

FIG. 4 is also a schematic diagram of the three-dimensional structure of the welding machine.

Fig. 5 is a schematic bottom view of the welding machine.

Figure 6 is a schematic rear view of the welding machine.

Fig. 7 is the schematic diagram of the state of the welding machine through the mold;

Fig. 8 is the schematic diagram of the heating state of the welding machine;

Fig. 9 is the schematic diagram of the welding state of the welding machine of the welding machine;

The names of the parts referred to by the numerals in the accompanying drawings are as follows: 101—left welding one mold, 103—left welding two molds, 105—left welding middle mold, 107—left one mold moving base, 109—left two mold fixing base , 115—left die-piercing moving bottom plate, 116—left die-piercing L-shaped support plate, 117—positioning stopper, 118—left half-die closing cylinder, 119—left die-piercing guide rail slider, 120—left die-piercing cylinder, 121 —Left die-piercing cylinder connector, 123—Left welding a die rail slider;

100—right welding first mold, 102—right welding second mold, 104—right welding middle mold, 106—right first mold moving base, 108—right second mold fixing base, 110—right half mold closing cylinder, 111—right passing mold Cylinder, 112—right die-piercing guide rail slider, 113—pad shaft, 114—right die-piercing cylinder connecting piece, 122—right die-piercing guide rail slider;

200—moving bottom plate for mold clamping, 201—clamping cylinder, 202—clamping guide rail slider; 300—heating fixed seat, 301—heating cylinder, 302—heating device guide rod, 303—guide groove, 304—heating block;

4—welding machine bottom plate; 5—door seal; 6—X-direction guide rail, 61—X-direction screw nut;

71—the first Y-direction guide rail; 72—the second Y-direction guide rail; 73—the second Y-direction lead screw nut, 74—the first Y-direction lead screw nut;

8—Workbench; 9—Welding machine platform.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings and embodiments.

Example 1

A fully automatic door seal four-corner welding equipment, as shown in Figure 1, includes a workbench 8, the workbench 8 is provided with an X-direction guide rail 6, the X-direction guide rail 6 is provided with an X-direction slider, and the X-direction guide rail 6 A first Y-direction guide rail 71 and a second Y-direction guide rail 72 are arranged above. The first Y-direction guide rail 71 and the second Y-direction guide rail 72 are respectively fixed to the X-direction slider. The first Y-direction guide rail 71 and the second Y-direction guide rail 71 The guide rails 72 are respectively perpendicular to the X-direction guide rails 6, the first Y-direction guide rail 71 and the second Y-direction guide rail 72 are respectively provided with two Y-direction sliders, and the first Y-direction guide rail 71 is provided with a first welding machine pair. . The second Y-direction guide rail 72 is provided with a second pair of welding machines. As shown in FIG. 1 , the first pair of welding machines and the second pair of welding machines are placed symmetrically from left to right. At the same time, the first welding machine pair and the second welding machine pair also include two welding machines symmetrically placed about the X-direction screw nut 61 (that is, there are a total of two welding machines on the first Y-direction guide rail 71 ) ; A total of two welding machines are also provided on the second Y-direction guide rail 72). A welding machine platform 9 is fixed on the Y-direction slider, and the welding machine is fixed on the welding machine platform 9, and also includes an X-direction lead screw nut 61, a first Y-direction lead screw nut 74 and a second Y-direction lead screw nut 73, The nuts in the X-direction lead screw nut 61 are respectively fixed to the first Y-direction guide rail 71 and the second Y-direction guide rail 72 , the nuts in the first Y-direction lead screw nut 74 and the nuts in the second Y-direction lead screw nut 73 are respectively It is fixed with the welding machine platform 9.

The structure of the welding machine is shown in Figure 2, including the bottom plate 4 of the welding machine, the door seal clamping and punching device, the clamping device, and the heating device. above, where:

The door seal clamping and punching device includes a left clamping and punching device and a right clamping and punching device, wherein, as shown in FIG. 3 , the left clamping and punching device includes a left welding three-part mold and a left half mold closing device. and the left die-piercing device, the left welding three-part mold includes a left welding first mold 101, a left welding second mold 103 and a left welding intermediate mold 105, the door seal 5 is fixed on the left welding intermediate mold 105, and the left half mold closing device includes a left one. The mold moving base 107, the left second mold fixing base 109, the left welding first mold guide slider 123 and the left half mold closing cylinder 118, the left welding first mold 101 and the left welding second mold 103 are respectively fixed on the left first mold moving base 107, the left mold On the second mold fixed base 109, the left first mold moving base 107 is fixed on the slider of the left welding first mold guide rail slider 123; the left mold passing device includes a left mold passing cylinder 120, a left mold passing guide slider 119, a left mold passing The L-shaped support plate 116, the left die-piercing moving bottom plate 115 and the left die-piercing cylinder connector 121, the left welding intermediate die 105 is fixed on the left-piercing die L-shaped supporting plate 116, and the left die-piercing L-shaped supporting plate 116 is fixed on the welding machine On the bottom plate 4, the left half-die closing device is installed on the left die-piercing mobile bottom plate 115, and the left die-piercing mobile bottom plate 115 is fixed on the slider of the left die-piercing guide rail slider 119. The left die-piercing cylinder 120, the left-piercing die The guide rails in the die guide slider 119 are all fixed on the base plate 4 of the welding machine, and the left die-piercing cylinder 120 is located on the back of the welding machine base plate. As shown in FIG. The parts 121 pass through the through holes on the bottom plate 4 of the welding machine, and the two ends of the left die-piercing cylinder connecting piece 121 are respectively connected to the left die-piercing cylinder 120 and the left die-piercing moving bottom plate 115;

As shown in FIG. 4 , the right clamping die-piercing device includes a right welding three-part mold, a right half-die closing device, and a right die-piercing device, and the right welding three-part die includes a right welding first die 100 , a right welding second die 102 , and a right welding die. The right welding intermediate mold 104, the door seal 5 is fixed on the right welding intermediate mold 104, and the right half mold closing device includes the right first mold moving base 106, the right second mold fixing base 108, the right first mold guide rail slider 122 and the right half mold closing Cylinder 110; a right welding mold 100 and a right welding second mold 102 are respectively fixed on the right first mold moving base 106 and the right second mold fixed base 108, and the right first mold moving base 106 is fixed on the slider of the right first mold guide rail slider 122 Above; the right die-piercing device includes a right die-piercing cylinder 111, a right die-piercing guide rail slider 112, a right die-piercing cylinder connector 114 and a pad shaft 113, the right welding intermediate die 104 and the right die-piercing guide rail slider 112 The slider in the middle is fixedly connected, the cylinder shaft of the right die-piercing cylinder 111 is fixedly connected to one side of the right welding intermediate die 104 through the right die-piercing cylinder connecting piece 114, and the pad shaft 113 is cushioned on the right piercing die. the bottom of the die rail slider 112;

The mold clamping device includes a mold clamping moving base plate 200, a mold clamping cylinder 201 and a mold clamping guide rail slider 202. The mold moving base plate 200 is fixed on the slider of the mold clamping guide rail slider 202, and the guide rail of the mold clamping guide rail slider 202 is set on the welding machine. On the base plate 4, the clamping cylinder 201 pushes the clamping moving base plate 200 to move along the clamping rail slider 202;

The heating device includes a heating fixing seat 300, a heating cylinder 301, a heating block 304 and a heating device guide rod 302. The heating fixing seat 300 is fixed on the bottom plate 4 of the welding machine, and the heating fixing seat 300 is provided with a guiding groove 303. The device guide rod 302 is fixed, the heating device guide rod 302 passes through the guide groove 303, and the heating cylinder 301 pushes the heating block 304 to move;

The right clamping and punching device is installed on the mold clamping moving base plate 200, and the heating block 304 of the heating device is located between the left welding three-part mold and the right welding three-part mold.

The welding machine base plate 4 is also provided with a positioning stopper 117 , and the positioning stopper 117 is located on the movement path of the left die-piercing moving base plate 115 . In this embodiment, the left die-piercing guide rail slider 119 , the left welding first-mold guide rail slider 123 , the right mold-piercing guide rail slider 112 , the right first-die guide rail slider 122 and the mold clamping guide rail slider 202 all include linear guide rails and sliders .

The working principle of this embodiment is as follows:

The action of the cylinder shaft of the right die-piercing cylinder 111 drives the right welding intermediate die 104 to move in the direction of the linear guide rail of the right die-piercing guide rail slider 112 until the front end slope of the right welding intermediate die 104 is welded with the right welding die The clamping surfaces of the first mold 100 and the second right welding mold 102 are on the same plane. At this time, the end of the door seal 5 is also penetrated into the first right welding mold 100 , the second right welding mold 102 and the right welding middle mold 104 The common joint is ready for heat welding.

The action of the cylinder shaft of the left die-piercing cylinder 120 drives the left die-piercing moving bottom plate 115 to move along the direction of the linear guide rail of the left die-piercing guide rail slider 119 . At this time, the left welding three-part mold and the left half-mold closing device on the left mold-piercing moving bottom plate 115 also act together, and the positioning block 117 limits the left mold-piercing moving bottom plate 115. The end position, at this time, the front end slope of the left welding middle mold 105 and the clamping surfaces of the left welding first mold 101 and the left welding second mold 103 are on the same plane, and the end of the door seal 5 is also in the same plane. The common joint part of the first left welding mold 101 , the second left welding mold 103 and the left welding middle mold 105 is penetrated to prepare for heating welding.

When the door seal 5 penetrates into the common joint of the first right welding mold 100 , the second right welding mold 102 and the right welding intermediate mold 104 under the suction and clamping of the right welding intermediate mold 104 and the left welding intermediate mold 105 respectively , When the left welding first mold 101, the left welding second mold 103 and the left welding middle mold 105 are joined together, the cylinder shaft of the heating cylinder 301 drives the heating block 304 along the heating device guide rod 302. Move forward in the direction to reach the position shown in FIG. 8 . When it moves to cover the end face of the door seal 5 , it heats it. After the heating is completed, the heating block 304 returns to the initial position.

When the door seal 5 is heated, the cylinder shaft of the mold clamping cylinder 201 moves to drive the mold clamping moving base plate 200 to move. At the same time, the left clamping and punching device arranged on the mold closing moving base plate 200 also follows the The moving base plate 200 is moved to perform mold clamping and welding. After the welding is completed, the cylinder shaft of the right half-mold closing cylinder 110 and the cylinder shaft of the left half-mold closing cylinder 118 act simultaneously, respectively driving the right mold moving base 106 and the left mold moving base 107 along the edges. With the guide rail direction of the right first mold guide slider 122 and the left welding first mold guide slider 123 moving forward, the right welding first mold 100 and the right welding second mold 102, the left welding first mold 101 and The two left welding molds 103 are separated simultaneously, and the welded door seal 5 can be taken out from the space between the left and right molds.

As shown in FIG. 1 , since the first welding machine pair and the second welding machine pair each include two symmetrically placed welding machines, the first welding machine pair and the second welding machine pair are placed symmetrically, so that four door seals 5 can be fixed on the workbench 8 while being connected end to end, and the four corners of the door seal 5 connected end to end can be welded at the same time. At the same time, since the X-direction guide rail 6, the first Y-direction guide rail 71 and the second Y-direction guide rail 72 are provided, by rotating the X-direction screw nut 61, the first Y-direction screw nut 74 and the second Y-direction screw nut 73, The welding machine can adjust the position of the X-direction and the Y-direction at the same time, which not only facilitates the welding machine to align the connection angle of the door seal 5 , but also can adapt to various specifications and sizes of the door seal 5 .

In a word, the above are only preferred embodiments of the present invention, and all equivalent changes and modifications made according to the scope of the patent application of the present invention shall fall within the scope of the patent of the present invention.

Claims (3)

1. The full-automatic door seal four-corner welding equipment is characterized by comprising a workbench (8), wherein an X-direction guide rail (6) is arranged on the workbench (8), an X-direction sliding block is arranged on the X-direction guide rail (6), a first Y-direction guide rail (71) and a second Y-direction guide rail (72) are arranged above the X-direction guide rail (6), the first Y-direction guide rail (71) and the second Y-direction guide rail (72) are respectively fixed with the X-direction sliding block, the first Y-direction guide rail (71) and the second Y-direction guide rail (72) are respectively vertical to the X-direction guide rail (6), two Y-direction sliding blocks are respectively arranged on the first Y-direction guide rail (71) and the second Y-direction guide rail (72), a first welding machine pair is arranged on the first Y-direction guide rail (71), a second welding machine pair is arranged on the second Y-direction guide rail (72), the first welding machine pair and the second welding machine pair are symmetrically arranged, and the first welding machine pair, the second welding machine pair further comprises two welding machines which are symmetrically arranged, a welding machine platform (9) is fixedly arranged on the Y-direction sliding block, the welding machines are fixed on the welding machine platform (9), the second welding machine pair further comprises an X-direction screw nut (61), a first Y-direction screw nut (74) and a second Y-direction screw nut (73), nuts in the X-direction screw nut (61) are respectively fixed with a first Y-direction guide rail (71) and a second Y-direction guide rail (72), and nuts in the first Y-direction screw nut (74) and nuts in the second Y-direction screw nut (73) are respectively fixed with the welding machine platform (9);

the welding machine comprises a welding machine base plate (4), a door seal clamping and die penetrating device, a die closing device and a heating device, wherein the door seal clamping and die penetrating device, the die closing device and the heating device are respectively arranged on the welding machine base plate,

the door seal clamping and die penetrating device comprises a left clamping and die penetrating device and a right clamping and die penetrating device, wherein the left clamping and die penetrating device comprises a left welding trisection die, a left half die closing device and a left die penetrating device, the left welding trisection die comprises a left welding first die (101), a left welding second die (103) and a left welding middle die (105), the left half die closing device comprises a left first die moving base (107), a left second die fixing base (109), a left welding first die guide rail sliding block (123) and a left half die closing cylinder (118), the left welding first die (101) and the left welding second die (103) are respectively fixed on the left first die moving base (107) and the left second die fixing base (109), and the left first die moving base (107) is fixed on the sliding block of the left welding first die guide rail sliding block (123); the left die penetrating device comprises a left die penetrating cylinder (120), a left die penetrating guide rail sliding block (119), a left die penetrating L-shaped supporting plate (116), a left die penetrating moving bottom plate (115) and a left die penetrating cylinder connecting piece (121), a left welding middle die (105) is fixed on the left die penetrating L-shaped supporting plate (116), the left die penetrating L-shaped supporting plate (116) is fixed on a welding machine bottom plate (4), a left half die closing device is installed on the left die penetrating moving bottom plate (115), the left die penetrating moving bottom plate (115) is fixed on a sliding block of the left die penetrating guide rail sliding block (119), guide rails in the left die penetrating cylinder (120) and the left die penetrating guide rail sliding block (119) are fixed on the welding machine bottom plate (4), the left die penetrating cylinder (120) is positioned at the back of the welding machine bottom plate, a through hole is formed in the welding machine bottom plate (4), the left die penetrating cylinder connecting piece (121) penetrates through the through hole in the welding machine bottom plate (, two ends of the left die penetrating cylinder connecting piece (121) are respectively connected with the left die penetrating cylinder (120) and the left die penetrating movable bottom plate (115);

the right clamping die-penetrating device comprises a right welding three-part die, a right half die closing device and a right die-penetrating device, the right welding three-part die comprises a right welding first die (100), a right welding second die (102) and a right welding middle die (104), and the right half die closing device comprises a right first die movable base (106), a right second die fixed base (108), a right first die guide rail sliding block (122) and a right half die closing cylinder (110); the right welding first die (100) and the right welding second die (102) are respectively fixed on a right first die movable base (106) and a right second die fixed base (108), and the right first die movable base (106) is fixed on a slide block of a right first die guide rail slide block (122); the right die penetrating device comprises a right die penetrating cylinder (111), a right die penetrating guide rail sliding block (112), a right die penetrating cylinder connecting piece (114) and a pad shaft (113), the right welding middle die (104) is fixedly connected with a sliding block in the right die penetrating guide rail sliding block (112), a cylinder shaft of the right die penetrating cylinder (111) is fixedly connected with one side of the right welding middle die (104) through the right die penetrating cylinder connecting piece (114), and the pad shaft (113) is padded at the bottom of the right die penetrating guide rail sliding block (112).

2. The full-automatic door seal four-corner welding equipment according to claim 1, characterized in that: the mold closing device comprises a mold closing movable bottom plate (200), a mold closing cylinder (201) and a mold closing guide rail sliding block (202), the mold closing movable bottom plate (200) is fixed on the sliding block of the mold closing guide rail sliding block (202), a guide rail of the mold closing guide rail sliding block (202) is arranged on a welding machine bottom plate (4), and the mold closing cylinder (201) pushes the mold closing movable bottom plate (200) to move along the mold closing guide rail sliding block (202).

3. The full-automatic door seal four-corner welding equipment according to claim 1, characterized in that: heating device is including heating fixing base (300), heating cylinder (301), heating piece (304) and heating device guide bar (302), and heating fixing base (300) are fixed on welding machine bottom plate (4), are equipped with guide way (303) on heating fixing base (300), and heating piece (304) are fixed with heating device guide bar (302), and guide way (303) are passed in heating device guide bar (302), and heating cylinder (301) promote heating piece (304) and move.

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