CN111774460A

CN111774460A - Freezer bounding wall tip maze forming device

Info

Publication number: CN111774460A
Application number: CN202010607388.7A
Authority: CN
Inventors: 王一风; 李志中; 黄梅
Original assignee: Anhui Kinte Weijia Equipment Manufacturing Co ltd
Current assignee: Anhui Kinte Weijia Equipment Manufacturing Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2020-10-16

Abstract

The invention relates to the field of bending forming equipment and discloses a refrigerator coaming end labyrinth forming device which comprises a base, a forming assembly, a power assembly and a pressing assembly. The forming assembly is connected to the base in a sliding mode, the power assembly is arranged at the top of the base, the output end of the power assembly is connected with the forming assembly, the power assembly is used for driving the forming assembly to slide on the base, the pressing assembly is arranged at the top of the base and used for positioning the enclosing plate away from one end of the end portion. According to the invention, the end part of the refrigerator coaming is processed into the R-shaped refrigerator plate on one device through extrusion forming and bending forming by the upper forming die strip, the upper pressing die strip, the lower die strip and the bending die strip, so that the problem that the bending of the oil cylinder cannot be adjusted is solved, the production efficiency is improved, the refrigerator coaming is more suitable for automatic production, and the price is more economic.

Description

Freezer bounding wall tip maze forming device

Technical Field

The invention relates to the field of bending forming equipment, in particular to a labyrinth forming device for an end part of a refrigerator coaming.

Background

When the refrigerator coaming is processed, the end part of the refrigerator coaming needs to be processed into an R-shaped cross section, and the shell coaming production line used by most refrigerator manufacturers at present adopts oil cylinder driving mould strips for bending and forming, so that the defects that the product size cannot be adjusted and the forming size is unstable are overcome. There have less enterprises to use high-end servo flexible bending forming technology, the unable problem of adjusting of product size has been solved to this technique, but it is longer to accomplish a plurality of action times of bending on an equipment, influences the production beat of line body, satisfies the production requirement through many equipment, and obviously the cost is too high, and not ordinary enterprise can accept.

Disclosure of Invention

The invention aims to provide a labyrinth forming device for the end part of a refrigerator coaming, which finishes a plurality of bending actions on one piece of equipment, solves the problem that the bending of an oil cylinder cannot be adjusted, improves the production efficiency and has relatively low price.

In order to achieve the purpose, the invention provides a refrigerator coaming end maze forming device, which comprises:

a base;

the shaping subassembly, shaping subassembly sliding connection is on the base, the shaping subassembly includes:

feeding a mold frame;

the lower die frame is arranged at the bottom of the upper die frame;

the pressing oil cylinder is arranged at the top of the upper die frame, and the output end of the pressing oil cylinder penetrates through and extends into the upper die frame;

the die strip fixing plate is arranged at the output end of the material pressing oil cylinder;

the upper forming die strip is arranged at the bottom of the die strip fixing plate, and a lug is arranged at the bottom of the upper forming die strip and used for carrying out extrusion forming on the end part of the refrigerator;

the upper pressing mold strip is arranged at the bottom of the mold strip fixing plate and used for positioning one end, close to the end, of the refrigerator coaming;

the mould strip driving assembly is arranged at the top of the mould strip fixing plate and used for driving the upper forming mould strip to press the end part of the refrigerator coaming downwards;

the lower die strip is fixedly connected to the top of the lower die frame, and a groove matched with the bump is formed in the top of the lower die strip;

the vertical moving servo assembly is arranged on the outer side of the lower die frame;

the horizontal movement servo assembly is arranged on the vertical movement servo assembly, and the vertical movement servo assembly drives the horizontal movement servo assembly to move in the vertical direction;

the bending die strip is arranged at the output end of the horizontal moving servo assembly and is adjusted through the vertical moving servo assembly and the horizontal moving servo assembly to bend and form the end part of the refrigerator coaming after extrusion forming;

the power assembly is arranged at the top of the base, the output end of the power assembly is connected with the forming assembly, and the power assembly is used for driving the forming assembly to slide on the base; and

the pressing assembly is arranged at the top of the base and used for positioning one end, far away from the end, of the enclosing plate.

Preferably, forming device is still including removing the frame, remove the frame through vertical slide rail and the lower die carrier sliding connection of vertical setting on the die carrier down, the servo subassembly drive moving frame of vertical removal moves in the vertical direction, the servo subassembly of horizontal migration sets up on removing the frame.

Preferably, the vertical movement servo assembly includes:

the first servo motor is arranged on the side surface of the lower die carrier;

the first speed reducer is matched with the first servo motor for use;

the first screw rod is in transmission connection with the first servo motor through a first speed reducer;

the first screw is in threaded sleeve joint with the first screw rod, and the outer side of the first screw is fixedly connected with the movable frame.

Preferably, the horizontal movement servo assembly includes:

the second servo motor is arranged on the side surface of the movable frame;

the second speed reducer is matched with the second servo motor for use;

the second screw rod is in transmission connection with a second servo motor through a second speed reducer;

the second screw is in threaded sleeve joint with the second screw rod, the outer side of the second screw is fixedly connected with the bending die strip, and the bending die strip is connected to the top of the movable frame through a horizontal sliding rail in a sliding mode.

Preferably, the die-strip driving assembly comprises:

the forming oil cylinder is arranged at the top of the die strip fixing plate;

the top of the oil cylinder connecting block is connected with the output end of the forming oil cylinder, and the bottom of the oil cylinder connecting block is connected with the top of the upper forming die strip.

Preferably, the power assembly comprises:

the third servo motor is arranged at the top of the base;

one end of the third screw rod is connected with the output end of a third servo motor through a coupler;

and the third screw nut is in threaded sleeve joint with the outer side of the third screw rod, and the outer side of the third screw nut is fixedly connected with the bottom of the lower die frame.

Preferably, the swaging assembly comprises:

the supporting rod is arranged at the top of the base;

the material pressing seat is arranged on one side of the supporting rod, and the height of the material pressing seat is equal to that of the lower die strip;

the telescopic cylinder is arranged at the top of the supporting rod;

and the material pressing plate is arranged at the output end of the telescopic cylinder and matched with the material pressing seat to press the refrigerator coaming plate.

Preferably, the forming device further comprises an adjusting die strip, and the adjusting die strip is arranged on the side surface of the upper pressing die strip and used for adjusting the bending angle of the end part.

Preferably, the bottom of pressing oil cylinder is connected with the connecting block of type of falling T, the top of mould strip fixed plate be provided with the draw-in groove of the connecting block looks adaptation of type of falling T, press oil cylinder and mould strip fixed plate to be connected in the draw-in groove through the connecting block joint of type of falling T.

Preferably, the bottom of the side surface of the die strip fixing plate is provided with a positioning bolt for positioning the upper forming die strip and the upper pressing die strip.

According to the invention, the end part of the refrigerator coaming is processed into the R-shaped refrigerator plate on one device through extrusion forming and bending forming by the upper forming die strip, the upper pressing die strip, the lower die strip and the bending die strip, so that the problem that the bending of the oil cylinder cannot be adjusted is solved, the production efficiency is improved, the refrigerator coaming is more suitable for automatic production, and the price is more economic.

Additional features and advantages of the invention will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of a freezer enclosure end maze forming apparatus according to an embodiment of the invention;

fig. 2 shows a schematic structural view of a forming assembly of a freezer enclosure end maze forming device according to an embodiment of the invention;

fig. 3 shows another schematic structural view of a forming assembly of a freezer enclosure end maze forming arrangement of an embodiment of the invention;

FIG. 4 shows a left side view of FIG. 3 of the present invention (without the upper mold frame);

FIG. 5 shows a schematic view of the upper jig structure of the present invention;

FIG. 6 shows a cross-sectional view taken along the plane A-A of FIG. 5 of the present invention;

FIG. 7 illustrates a cross-sectional view taken along plane B-B of FIG. 5 in accordance with the present invention;

FIG. 8 is a schematic diagram of the vertical motion servo assembly of the present invention;

FIG. 9 is a schematic diagram of the horizontal motion servo assembly of the present invention;

FIG. 10 shows a side view of FIG. 9 of the present invention;

fig. 11 is a schematic view showing a first state of forming of a labyrinth forming device at the end part of a refrigerator boarding according to an embodiment of the invention;

fig. 12 is a schematic view showing a second state of forming a labyrinth forming device at the end part of a refrigerator boarding according to an embodiment of the invention;

fig. 13 is a schematic view showing a third state of forming of the labyrinth forming device at the end of the enclosing plate of the refrigerator according to the embodiment of the invention;

fig. 14 is a schematic view showing a fourth state of forming of the end maze forming mechanism of the refrigerator boarding according to the embodiment of the invention;

fig. 15 is a schematic view showing a fifth state of forming of the labyrinth forming device at the end of the enclosing plate of the refrigerator according to the embodiment of the invention;

fig. 16 is a schematic view showing a sixth state of forming of the end maze forming mechanism of the refrigerator boarding according to the embodiment of the invention;

fig. 17 is a schematic view showing a seventh state of forming of the labyrinth forming device at the end of the enclosing plate of the refrigerator according to the embodiment of the invention;

fig. 18 is a schematic view showing an eighth state of forming of the end maze forming mechanism of the refrigerator boarding according to the embodiment of the invention;

fig. 19 is a schematic view showing a ninth state of forming of the labyrinth forming device at the end of the enclosing plate of the refrigerator according to the embodiment of the invention;

fig. 20 shows a tenth state diagram of the refrigerator boarding end maze forming device of one embodiment of the invention.

In the figure:

1. base 2 and upper die frame

3. Lower die carrier 4 and pressing oil cylinder

5. Die strip fixing plate 6 and upper forming die strip

7. Lug 8, go up material mould strip

9. Mould strip drive assembly 91, shaping hydro-cylinder

92. Oil cylinder connecting block 10 and lower die strip

11. Groove 12, vertical movement servo assembly

121. First servo motor 122 and first speed reducer

123. First lead screw 124 and first nut

13. Horizontal movement servo assembly 131 and second servo motor

132. Second speed reducer 133 and second screw

134. Second screw 14, bending die strip

15. Power assembly 151 and third servo motor

152. Third lead screw 153 and third nut

16. Pressing component 161 and supporting rod

162. Pressing base 163 and telescopic cylinder

164. Pressure plate 17, removal frame

18. Vertical slide rail 19 and horizontal slide rail

20. Adjusting die strip 21 and connecting block

22. Clamping groove 23 and positioning bolt

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

Fig. 1 shows a schematic structural view of a freezer enclosure end maze forming apparatus according to an embodiment of the present invention. Referring to fig. 1, the present embodiment discloses a forming device for a labyrinth on an end of a coaming of a refrigerator, which includes a base 1, a forming assembly, a power assembly 15, and a pressing assembly 16. The forming assembly is connected to the base 1 in a sliding mode, the power assembly 15 is arranged at the top of the base 1, the output end of the power assembly is connected with the forming assembly and used for driving the forming assembly to slide on the base 1, and the pressing assembly 16 is arranged at the top of the base 1 and used for positioning one end, far away from the end, of the enclosing plate. The forming assembly is used for forming the end part of the enclosing plate of the refrigerator, so that the end part of the enclosing plate of the refrigerator becomes a required R-shaped section.

Fig. 2 shows a schematic structural view of a forming assembly of a freezer enclosure end maze forming device according to an embodiment of the invention; fig. 3 shows another schematic structural view of a forming assembly of a freezer enclosure end maze forming arrangement of an embodiment of the invention; FIG. 4 shows a left side view of FIG. 3 of the present invention (without the upper mold frame); FIG. 5 shows a schematic view of the upper jig structure of the present invention; referring to fig. 2-5, in the present embodiment, the forming assembly includes an upper mold frame 2, a lower mold frame 3, a pressing oil cylinder 4, a mold strip fixing plate 5, an upper forming mold strip 6, an upper pressing mold strip 8, a mold strip driving assembly 9, a lower mold strip 10, a vertical movement servo assembly 12, a horizontal movement servo assembly 13, and a bending mold strip 14.

The lower die carrier 3 is arranged at the bottom of the upper die carrier 2, the material pressing oil cylinder 4 is arranged at the top of the upper die carrier 2, the output end of the material pressing oil cylinder penetrates through and extends into the upper die carrier 2, and the die strip fixing plate 5 is arranged at the output end of the material pressing oil cylinder 4. Specifically, the bottom of the material pressing oil cylinder 4 is connected with an inverted T-shaped connecting block 21, the top of the mold strip fixing plate 5 is provided with a clamping groove 22 matched with the inverted T-shaped connecting block 21, and the material pressing oil cylinder 4 and the mold strip fixing plate 5 are connected in the clamping groove 22 through the inverted T-shaped connecting block 21 in a clamped mode. The bottom of the side surface of the die strip fixing plate 5 is provided with a positioning bolt 23 for positioning the upper forming die strip 6 and the upper pressing die strip 8, so that the upper forming die strip 6 and the upper pressing die strip 8 can be prevented from deflecting in the forming process.

An upper forming die strip 6 is arranged at the bottom of a die strip fixing plate 5, a lug 7 is arranged at the bottom of the upper forming die strip 6 and used for carrying out extrusion forming on the end part of a refrigerator, an upper pressing die strip 8 is arranged at the bottom of the die strip fixing plate 5 and used for positioning one end, close to the end part, of a refrigerator coaming, a die strip driving assembly 9 is arranged at the top of the die strip fixing plate 5 and used for driving the upper forming die strip 6 to press the end part of the refrigerator coaming downwards, a lower die strip 10 is fixedly connected to the top of a lower die frame 3, a groove 11 matched with the lug 7 is arranged at the top of the lower die strip 10, a vertical moving servo assembly 12 is arranged at the outer side of the lower die frame 3, a horizontal moving servo assembly 13 is arranged on the vertical moving servo assembly 12, the vertical moving servo assembly 12 drives the horizontal moving servo assembly 13 to move in, and the bending die strips 14 are adjusted through the vertical movement servo assembly 12 and the horizontal movement servo assembly 13 to bend and form the end part of the extruded refrigerator enclosing plate.

When bending the shaping to the freezer bounding wall, at first push down the location through pressing material subassembly 16 with the not fashioned one end of freezer bounding wall, then push down mould strip fixed plate 5 through pressing material hydro-cylinder 4, mould strip fixed plate 5 pushes down freezer bounding wall shaping end through last pressure mould strip 8 and lower mould strip 10, then push down the freezer bounding wall through mould strip drive assembly 9 drive upper shaping mould strip 6, make inside lug 7 impresses recess 11, make bounding wall shaping end form a first portion of bending similar to curved hook-shaped, as shown in fig. 11-12, this is the extrusion process.

After extrusion forming, the material pressing oil cylinder 4 and the die strip driving assembly 9 are lifted to be separated from the enclosing plate, then the power assembly 15 drives the forming assembly to move rightwards to a first positioning position, so that the first bending portion exceeds the lower die strip 10 and is opposite to the bending die strip 14, then the material pressing oil cylinder 4 is pressed downwards to fix the enclosing plate, the bending die strip 14 and the lower die strip 10 are respectively provided with an operation inclined edge which is matched with the enclosing plate in an R shape, the bending die strip 14 is pulled downwards by vertically moving the servo assembly 12, the enclosing plate is bent downwards again by bending the inclined edge on the bending die strip 14, after vertical, the horizontally moving servo assembly 13 drives the bending die strip 14 to move towards the inclined edge of the lower die strip 10, so that the vertical edge which is bent again is matched with the inclined edge of the lower die strip 10, and a second bending portion is formed, as shown in fig. 13.

Then the swaging oil cylinder 4 rises, the horizontally moving servo component 13 returns, the power component 15 pushes the forming component to the right to a second positioning position again, so that the refrigerator coaming can form a third bending part, then the swaging oil cylinder 4 presses down to fix the coaming, the position of the bending die strip 14 is adjusted, the protrusion of the inclined edge of the bending die strip 14 is inserted into the notch of the first bending part, then the vertically moving servo component 12 moves upwards, so that the third bending part bends upwards, when the third bending part has an included angle with the horizontal direction upwards (as shown in figures 15-16), the horizontally moving servo component 13 contracts to enable the bending die strip 14 to be separated from the notch of the first bending part, after separation, the position of the bending die strip 14 is adjusted through the horizontally moving servo component 13 and the vertically moving servo component 12, so that the bending die strip 14 supports the flange of the first bending part, then the vertically moving servo component 12 moves upwards to enable the third bending part to be perpendicular to the horizontal plane (as shown in figures 17) 18) shown in fig. 18).

And finally, drawing out the bending die strip 14 through the horizontal moving servo assembly 13, continuously adjusting the position of the bending die strip 14 to enable the protrusion of the inclined edge of the bending die strip 14 to abut against the second bending part, driving the bending die strip 14 to move downwards and rightwards through the horizontal moving servo assembly 13 and the vertical moving servo assembly 12 to enable the hook of the first bending part to be horizontal and the second bending part to be vertical, and finally forming the refrigerator enclosing plate with the R-shaped section (as shown in figures 19-20). In addition, the side surface of the upper pressing die strip 8 is also provided with an adjusting die strip for adjusting the bending angle of the end part, and the adjusting die strip can abut against the vertical edge of the third bending part to prevent the third bending part from deflecting rightwards after being vertical in the process of pressing rightwards by the bending die strip 14.

The forming device further comprises a moving frame 17, the moving frame 17 is connected with the lower die frame 3 in a sliding mode through a vertical sliding rail 18 vertically arranged on the lower die frame 3, the vertical moving servo assembly 12 drives the moving frame 17 to move in the vertical direction, and the horizontal moving servo assembly 13 is arranged on the moving frame 17. That is, at the time of adjustment, the vertical movement servo assembly 12 is moved by driving the moving frame 17 to move so as to drive the horizontal movement servo assembly 13 to move in the vertical direction.

FIG. 6 shows a cross-sectional view taken along the plane A-A of FIG. 5 of the present invention; FIG. 7 illustrates a cross-sectional view taken along plane B-B of FIG. 5 in accordance with the present invention; referring to fig. 6-7, in the present embodiment, the mold strip driving assembly 9 includes a forming cylinder 91 and a cylinder connecting block 92, the forming cylinder 91 is disposed on the top of the mold strip fixing plate 5, the top of the cylinder connecting block 92 is connected to the output end of the forming cylinder 91, and the bottom of the cylinder connecting block 92 is connected to the top of the upper forming mold strip 6. Of course, in order to ensure that the upper molding die strip 6 can move in a linear direction better, a vertical slide rail for moving the upper molding die strip 6 in a vertical direction may be provided on the die strip fixing plate 5.

FIG. 8 is a schematic diagram of the vertical motion servo assembly of the present invention; referring to fig. 8, the vertical movement servo assembly 12 includes a first servo motor 121, a first speed reducer 122, a first lead screw 123, and a first nut 124. The first servo motor 121 is arranged on the side face of the lower die carrier 3, the first speed reducer 122 is matched with the first servo motor 121 for use, the first screw rod 123 is in transmission connection with the first servo motor 121 through the first speed reducer 122, the first screw nut 124 is in threaded sleeve connection with the first screw rod 123, and the outer side of the first screw nut 124 is fixedly connected with the movable frame 17. When the vertical movement servo assembly 12 moves, the first screw 123 is driven to rotate by the first servo motor 121 through the action of the first speed reducer 122, because the first screw 124 is sleeved on the first screw 123, and the outer side of the first screw 124 is fixedly connected with the movable frame 17, the movable frame 17 is slidably connected on the lower die carrier 3, and the movable frame 17 moves in the vertical direction by driving the first screw 124 while the first screw 123 rotates.

FIG. 9 is a schematic diagram of the horizontal motion servo assembly of the present invention; FIG. 10 shows a side view of FIG. 9 of the present invention; referring to fig. 9-10, the horizontal movement servo assembly 13 includes a second servo motor 131, a second speed reducer 132, a second lead screw 133, and a second nut 134. The second servo motor 131 is arranged on the side face of the moving frame 17, the second speed reducer 132 is matched with the second servo motor 131 for use, the second screw rod 133 is in transmission connection with the second servo motor 131 through the second speed reducer 132, the second screw nut 134 is in threaded sleeve connection with the second screw rod 133, the outer side of the second screw nut 134 is fixedly connected with the bending die strip 14, and the bending die strip 14 is in sliding connection with the top of the moving frame 17 through the horizontal sliding rail 19. When the horizontal movement servo assembly 13 moves, the second servo motor 131 drives the second screw rod 133 to rotate through the action of the second speed reducer 132, and since the second screw 134 is sleeved on the second screw rod 133, the outer side of the second screw 134 is fixedly connected with the bending die bar 14, and the bending die bar 14 is connected with the moving frame 17 in a sliding manner, the second screw rod 133 drives the bending die bar 14 to move in the horizontal direction through the second screw 134 while rotating.

The power assembly 15 includes a third servo motor 151, a third screw 152, and a third nut 153. The third servo motor 151 is arranged at the top of the base 1, one end of the third screw 152 is connected with the output end of the third servo motor 151 through a coupler, the third screw 153 is sleeved on the outer side of the third screw 152 in a threaded manner, and the outer side of the third screw 153 is fixedly connected with the bottom of the lower die frame 3. Of course, a speed reducer may be provided for the third servomotor 151 for speed reduction and precise adjustment. The same principle as that of the horizontal movement servo assembly 13 and the vertical movement servo assembly 12 is used for driving the forming assembly to move in the horizontal direction through the matching of the ball screw and the nut.

The pressing assembly 16 includes a support rod 161, a pressing base 162, a telescopic cylinder 163, and a pressing plate 164. The supporting rod 161 is arranged at the top of the base 1, the material pressing seat 162 is arranged at one side of the supporting rod 161, the height of the material pressing seat 162 is equal to that of the lower mold strip 10, the telescopic cylinder 163 is arranged at the top of the supporting rod 161, and the material pressing plate 164 is arranged at the output end of the telescopic cylinder 163 and matched with the material pressing seat 162 to press the enclosing plate of the refrigerator. Specifically, when pressing the plate, the plate is first placed between the lower die strip 10 and the material holder 162, then the position is adjusted, the telescopic cylinder 163 is started to press the plate, and the material plate 164 and the material holder 162 are driven to press the plate.

The servo assembly and the power assembly can be realized by using a screw rod and nut transmission mode in the embodiment, and can also be driven by using driving mechanisms such as a hydraulic cylinder, an air cylinder and the like, so that the purpose of bending is fulfilled.

According to the invention, the end part of the refrigerator coaming is processed into the R-shaped refrigerator plate on one device through extrusion forming and bending forming by the upper forming die strip 6, the upper pressing die strip 8, the lower die strip 10 and the bending die strip 14, so that the problem that the bending of the oil cylinder cannot be adjusted is solved, the production efficiency is improved, the refrigerator coaming is more suitable for automatic production, and the price is more economic.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims

1. The utility model provides a freezer bounding wall tip maze forming device which characterized in that includes:

a base (1);

the shaping subassembly, shaping subassembly sliding connection is on base (1), the shaping subassembly includes:

an upper die frame (2);

the lower die carrier (3), the said lower die carrier (3) is set up in the bottom of the upper die carrier (2);

the pressing oil cylinder (4) is arranged at the top of the upper die frame (2), and the output end of the pressing oil cylinder (4) penetrates through and extends into the upper die frame (2);

the die strip fixing plate (5), the die strip fixing plate (5) is arranged at the output end of the material pressing oil cylinder (4);

the refrigerator end part forming device comprises an upper forming die strip (6), wherein the upper forming die strip (6) is arranged at the bottom of a die strip fixing plate (5), and a convex block (7) is arranged at the bottom of the upper forming die strip (6) and used for carrying out extrusion forming on the end part of the refrigerator;

the upper pressing mold strip (8) is arranged at the bottom of the mold strip fixing plate (5) and used for positioning one end, close to the end, of the refrigerator enclosing plate;

the mould strip driving assembly (9) is arranged at the top of the mould strip fixing plate (5) and is used for driving the upper forming mould strip (6) to press the end part of the refrigerator coaming downwards;

the lower die strip (10) is fixedly connected to the top of the lower die frame (3), and a groove (11) matched with the bump (7) is formed in the top of the lower die strip (10);

the vertical moving servo assembly (12), the vertical moving servo assembly (12) is arranged on the outer side of the lower die carrier (3);

the horizontal movement servo assembly (13), the horizontal movement servo assembly (13) is arranged on the vertical movement servo assembly (12), and the vertical movement servo assembly (12) drives the horizontal movement servo assembly (13) to move in the vertical direction;

the bending die strip (14) is arranged at the output end of the horizontal moving servo assembly (13), and the bending die strip (14) is adjusted through the vertical moving servo assembly (12) and the horizontal moving servo assembly (13) to bend and form the end part of the refrigerator enclosing plate after extrusion forming;

the power assembly (15), the said power assembly (15) is set up in the top of the base (1), its output end links with said profiled assembly, it is used for driving the said profiled assembly to slip on the base (1); and

the pressing assembly (16) is arranged at the top of the base (1) and used for positioning one end, far away from the end, of the enclosing plate.

2. The labyrinth forming device for the enclosing plate end of a refrigerator as claimed in claim 1, further comprising a moving frame (17), wherein the moving frame (17) is connected with the lower die carrier (3) in a sliding manner through a vertical slide rail (18) vertically arranged on the lower die carrier (3), the vertical moving servo assembly (12) drives the moving frame (17) to move in the vertical direction, and the horizontal moving servo assembly (13) is arranged on the moving frame (17).

3. The freezer enclosure end labyrinth forming device of claim 2, wherein the vertical movement servo assembly (12) includes:

the first servo motor (121), the first servo motor (121) is arranged on the side surface of the lower die carrier (3);

the first speed reducer (122), the first speed reducer (122) and the first servo motor (121) are used in a matching way;

the first screw rod (123), the first screw rod (123) is in transmission connection with the first servo motor (121) through a first speed reducer (122);

the first screw (124), the screw thread cover of first screw (124) is on first lead screw (123), the outside and the removal frame (17) fixed connection of first screw (124).

4. The freezer enclosure end labyrinth forming device of claim 2, wherein the horizontal motion servo assembly (13) includes:

the second servo motor (131), the said second servo motor (131) is set up in the side of the moving rack (17);

the second speed reducer (132), the said second speed reducer (132) cooperates with second servomotor (131) to use;

the second screw rod (133), the second screw rod (133) is connected with the second servo motor (131) through a second speed reducer (132) in a transmission way;

the second screw (134) is sleeved on the second screw rod (133) in a threaded manner, the outer side of the second screw (134) is fixedly connected with the bending die strip (14), and the bending die strip (14) is connected to the top of the movable frame (17) in a sliding manner through a horizontal sliding rail (19).

5. The freezer enclosure end labyrinth forming device of claim 1, wherein the mold strip drive assembly (9) includes:

the forming oil cylinder (91), the forming oil cylinder (91) is arranged at the top of the die strip fixing plate (5);

the top of the oil cylinder connecting block (92) is connected with the output end of the forming oil cylinder (91), and the bottom of the oil cylinder connecting block (92) is connected with the top of the upper forming die strip (6).

6. The freezer enclosure end labyrinth forming device of claim 1, wherein the power assembly (15) includes:

the third servo motor (151), the said third servo motor (151) is set up in the top of the base (1);

the output end of a third servo motor (151) at one end of the third screw rod (152) is connected through a coupler;

and the third screw nut (153) is sleeved on the outer side of the third screw rod (152) in a threaded manner, and the outer side of the third screw nut (153) is fixedly connected with the bottom of the lower die carrier (3).

7. The freezer enclosure end labyrinth forming device of claim 1, wherein the swage assembly (16) includes:

the supporting rod (161), the said supporting rod (161) is set up in the top of the base (1);

the material pressing seat (162) is arranged on one side of the supporting rod (161), and the height of the material pressing seat (162) is equal to that of the lower die strip (10);

a telescoping cylinder (163), the telescoping cylinder (163) disposed on top of the support rod (161);

the material pressing plate (164) is arranged at the output end of the telescopic cylinder (163) and matched with the material pressing seat (162) to press the refrigerator enclosing plate.

8. The end labyrinth forming device for the enclosing board of the refrigerator as claimed in claim 1, wherein the forming device further comprises an adjusting mold strip (20), the adjusting mold strip (20) is arranged on the side surface of the upper pressing mold strip (8) and used for adjusting the bending angle of the end part.

9. The freezer boarding end labyrinth forming device of claim 1, characterized in that, the bottom of swage hydro-cylinder (4) is connected with connecting block (21) of the type of falling T, the top of mould strip fixed plate (5) be provided with draw-in groove (22) of connecting block (21) looks adaptation of the type of falling T, swage hydro-cylinder (4) are connected in draw-in groove (22) through connecting block (21) joint of the type of falling T with mould strip fixed plate (5).

10. The labyrinth forming device for the end of the enclosing plate of the refrigerator as claimed in claim 1, wherein the bottom of the side surface of the mold strip fixing plate (5) is provided with a positioning bolt (23) for positioning the upper forming mold strip (6) and the upper pressing mold strip (8).