Hot-pressing edge covering device for automobile armrest

Abstract

The utility model discloses an automobile armrest hot-pressing edge covering device, which belongs to the technical field of automobile accessory processing and comprises a bottom plate, a through hole is arranged in the middle of the bottom plate, a first support column is arranged in the through hole, and a lower die is arranged on the upper portion of the first support column. Positioning assemblies and edge covering assemblies are alternately arranged on the periphery of the lower mold, first fixing plates are arranged on the two sides of the bottom plate, second fixing plates are connected to the tops of the first fixing plates, and hot pressing assemblies are arranged on the second fixing plates. According to the hot-pressing and edge-covering device for the automobile armrest, the hot-pressing process and the edge-covering process are integrated, a workpiece subjected to hot pressing can be cooled, the working time is saved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile accessory processing, in particular to a hot pressing edge wrapping device for an automobile armrest. Background Art

[0002] With the development of the automobile industry, people's requirements for the quality of automobile details are gradually increasing, especially in the automobile interior, such as the armrest covering, which is currently mostly done manually, mainly by spraying hot melt adhesive on the inner surface of the cut skin to form a hot melt adhesive layer, and then pasting the skin with the hot melt adhesive layer on the outer surface of the armrest frame, and then flipping the edge of the skin to the inside of the frame to fit it with the inner edge surface of the frame. Since it is manual hemming, it takes a long time and is separated from the hot pressing process, resulting in low production efficiency. Therefore, there is an urgent need for a hot pressing hemming device for automobile armrests. Utility Model Content

[0003] The utility model aims to provide a hot pressing and edge wrapping device for an automobile armrest, which integrates the hot pressing and edge wrapping processes and can cool the workpiece after hot pressing, thereby saving working time and improving working efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides a hot pressing edging device for an automobile armrest, comprising a base plate, a through hole being arranged in the middle of the base plate, a first support column being arranged in the through hole, a lower mold being arranged on the upper part of the first support column, a positioning assembly and an edging assembly being alternately arranged on the outer periphery of the lower mold, first fixing plates being arranged on both sides of the base plate, a second fixing plate being connected to the top of the first fixing plate, and a hot pressing assembly being arranged on the second fixing plate.

[0005] Preferably, a vent hole is provided inside the first support column, the vent hole is connected to one end of the first ventilation pipe, the other end of the first ventilation pipe is connected to the second ventilation pipe and the third ventilation pipe through a three-way joint, and the other ends of the second ventilation pipe and the third ventilation pipe are connected to the blower.

[0006] Preferably, an air heater is provided between the second ventilation pipe and the blower.

[0007] Preferably, a first solenoid valve is provided on the second ventilation pipe, and a second solenoid valve is provided on the third ventilation pipe.

[0008] Preferably, the positioning assembly includes a second support column, a positioning cylinder and a positioning needle, the second support column is fixedly connected to the base plate, the positioning cylinder is arranged on the top of the second support column, and the positioning needle is arranged at the telescopic end of the positioning cylinder.

[0009] Preferably, the edging assembly includes a vertical cylinder, a transverse cylinder, a first fixed block, a second fixed block and a squeezing ball, the vertical cylinder is fixedly connected to the bottom plate via a base, the transverse cylinder is arranged at the telescopic end of the vertical cylinder, the telescopic end of the transverse cylinder is connected to the first fixed block, the first fixed block is provided with a slideway, the second fixed block is slidably connected to the first fixed block via a slider, and the squeezing ball is arranged on the second fixed block.

[0010] Preferably, the hot pressing assembly includes a lifting cylinder arranged on the upper part of the second fixed plate, the telescopic end of the lifting cylinder passes through the second fixed plate and is connected to a connecting plate, first positioning columns are arranged on both sides of the lower part of the connecting plate, two connecting strips are arranged between the two first positioning columns on the lower side of the connecting plate, and an upper mold is arranged between the two connecting strips.

[0011] Preferably, the first positioning column is a hollow structure, a second positioning column is arranged on the bottom plate below the first positioning column, and a convex head is arranged on the upper part of the second positioning column.

[0012] Preferably, a heating wire is provided inside the upper mold.

[0013] Preferably, a temperature sensor is also provided on the connecting plate, and a temperature sensor is also provided on the second ventilation pipe.

[0014] Therefore, the utility model adopts the above-mentioned automobile armrest hot pressing edge wrapping device, and its technical effects are as follows:

[0015] (1) The electric heating wire, the second ventilation pipe and the air heater are provided, so that the upper and lower parts of the epidermis can be heated at the same time, which saves the activation time of the glue on the epidermis and improves the work efficiency;

[0016] (2) After hot pressing and coating are completed, the blower introduces cold air into the first support column through the third ventilation pipe, which can quickly cool the workpiece that has been hot pressed and coated.

[0017] The technical solution of the utility model is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a hot pressing hemming device for an automobile armrest according to the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of an edge wrapping component of a hot pressing edge wrapping device for an automobile armrest according to the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the first support column of a hot pressing hemming device for an automobile armrest of the utility model;

[0021] Figure 4 for Figure 1 Enlarged view of part B;

[0022] Figure 5 for Figure 1 Enlarged view of part A

[0023] Figure 6 It is a partial top view of a hot pressing hemming device for an automobile armrest according to the utility model.

[0024] Reference numerals

[0025] 1. Bottom plate; 2. First support column; 3. Lower mold; 4. First fixed plate; 5. Second fixed plate; 6. Ventilation hole; 7. First vent pipe; 8. Second vent pipe; 9. Third vent pipe; 10. Blower; 11. Air heater; 12. First solenoid valve; 13. Second solenoid valve; 14. Second support column; 15. Positioning cylinder; 16. Positioning needle; 17. Vertical cylinder; 18. Horizontal cylinder; 19. First fixed block; 20. Second fixed block; 21. Extrusion ball; 22. Lifting cylinder; 23. Connecting plate; 24. First positioning column; 25. Connecting strip; 26. Upper mold; 27. Second positioning column; 28. Boss; 29. ​​Temperature sensor. DETAILED DESCRIPTION

[0026] The technical solution of the utility model is further described below through the accompanying drawings and embodiments.

[0027] Unless otherwise defined, the technical terms or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. Words such as "include" or "comprise" and the like mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connect" or "connected" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0028] Embodiment 1

[0029] like Figure 1-6As shown, the utility model is a hot-pressing edging device for an automobile armrest, comprising a base plate 1, a through hole being provided in the middle of the base plate 1, a first support column 2 being provided in the through hole, the first support column 2 being fixedly connected to the through hole, and the lower part of the first support column 2 being connected to a first ventilation pipe 7, the other end of the first ventilation pipe 7 being connected to a second ventilation pipe 8 and a third ventilation pipe 9 through a three-way joint, and the other ends of the second ventilation pipe 8 and the third ventilation pipe 9 are both connected to a blower 10.

[0030] The second ventilation pipe 8 is provided with a first solenoid valve 12, and the third ventilation pipe 9 is provided with a second solenoid valve 13. The first solenoid valve 12 and the second solenoid valve 13 control the air intake of the second ventilation pipe 8 and the third ventilation pipe 9.

[0031] An air heater 11 is provided between the second ventilation pipe 8 and the blower 10. The air heater 11 can heat the air passing through the second ventilation pipe 8. The heated air enters the vent hole 6 through the second ventilation pipe 8 and the first ventilation pipe 7, thereby heating the surface of the upper side of the first support column 2 to activate the glue on the surface.

[0032] A vent hole 6 is also provided inside the first support column 2 , and hot air from the second vent pipe and cold air from the third vent pipe can pass through the vent hole 6 .

[0033] A lower mold 3 is disposed on the upper portion of the first support column 2 , and positioning components and hemming components are alternately disposed on the outer periphery of the lower mold 3 .

[0034] The positioning assembly includes a second support column 14, a positioning cylinder 15 and a positioning pin 16. The second support column 14 is fixedly connected to the bottom plate 1, the positioning cylinder 15 is arranged on the top of the second support column 14, and the positioning pin 16 is arranged at the telescopic end of the positioning cylinder 15. The positioning pin 16 is made of rubber material, which can reduce the damage of the positioning pin 16 to the epidermis during positioning.

[0035] The hemming assembly includes a vertical cylinder 17, a horizontal cylinder 18, a first fixed block 19, a second fixed block 20 and a squeeze ball 21. The vertical cylinder 17 is fixedly connected to the bottom plate 1 through a base. The horizontal cylinder 18 is arranged at the telescopic end of the vertical cylinder 17. The telescopic end of the horizontal cylinder 18 is connected to the first fixed block 19. The first fixed block 19 is provided with a slideway. The second fixed block 20 is slidably connected to the first fixed block 19 through a slider. The squeeze ball 21 is arranged on the second fixed block 20. The squeeze ball 21 is arranged on a side close to the horizontal cylinder 18. The squeeze ball 21 is made of rubber material, which can reduce the damage to the inner skin of the frame that is flipped into place.

[0036] The slider matches the slideway.

[0037] First fixing plates 4 are further arranged on both sides of the bottom plate 1 , and a second fixing plate 5 is connected to the top of the first fixing plate 4 , on which a hot pressing assembly is arranged.

[0038] The hot pressing assembly includes a lifting cylinder 22 arranged on the upper part of the second fixed plate 5. The telescopic end of the lifting cylinder 22 passes through the second fixed plate 5 and is connected to a connecting plate 23. First positioning columns 24 are arranged on both sides of the lower part of the connecting plate 23. Two connecting strips 25 are arranged between the two first positioning columns 24 on the lower side of the connecting plate 23, and an upper mold 26 is arranged between the two connecting strips 25.

[0039] The upper mold 26 matches the lower mold 3 .

[0040] The first positioning column 24 is a hollow structure. A second positioning column 27 is disposed on the bottom plate 1 below the first positioning column 24 . A protrusion 28 is disposed on the upper portion of the second positioning column 27 .

[0041] The upper mold 26 is provided with a heating wire inside, and the heating wire can heat the upper side of the skin, thereby activating the glue on the inner side of the skin.

[0042] A temperature sensor 29 is also provided on the connecting plate 23, and a temperature sensor 29 is also provided on the second ventilation pipe 8. The heating temperature can be adjusted according to the temperature measurement of the temperature sensor 29.

[0043] The utility model is a vehicle armrest hot pressing edging device is also equipped with a corresponding control system, the control system can control the operation of each cylinder, blower, heating wire, air heater, slider, etc. The control system is a prior art and is well known to those skilled in the art, and will not be elaborated here.

[0044] The working principle of the utility model is as follows: the skeleton covered with the skin is placed on the lower mold, and the air is heated by controlling the blower and the air heater through the control system. At this time, the second solenoid valve is closed, and the first solenoid valve is opened. The heated air enters the first support column through the second ventilation pipe, thereby heating the skin. At the same time, the lifting cylinder of the hot pressing assembly moves downward, and when the first positioning column is inserted into the convex head of the second positioning column, the upper mold and the lower mold are matched, and the electric heating wire in the upper mold is preheated in advance to heat the skin. At this time, both the upper and lower parts of the skin are heated, which speeds up the activation speed of the glue on the skin.

[0045] While hot pressing, the hemming assembly is started, and the vertical cylinder and the horizontal cylinder are adjusted in position to flip the skin on the outside of the frame into the inside of the frame. At this time, the slider drives the second fixed block to slide in the slide, thereby driving the extrusion ball to squeeze the skin on the inside of the frame, so that the skin fits the inside of the frame to complete the hemming work.

[0046] It is worth noting that the contents not elaborated in detail in this application are well known to those skilled in the art.

[0047] Therefore, the utility model adopts the above-mentioned automobile armrest hot pressing and edge wrapping device, which integrates the hot pressing and edge wrapping processes into one, and can cool the workpiece after hot pressing, thereby saving working time and improving work efficiency.

[0048] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that they can still modify or replace the technical solution of the utility model with equivalents, and these modifications or equivalent replacements cannot cause the modified technical solution to deviate from the spirit and scope of the technical solution of the utility model.

Claims

1. A hot pressing hemming device for automobile armrests, It is characterized in that It includes a base plate, a through hole is arranged in the middle of the base plate, a first support column is arranged in the through hole, a lower mold is arranged on the upper part of the first support column, positioning components and edging components are alternately arranged on the outer periphery of the lower mold, first fixing plates are arranged on both sides of the base plate, a second fixing plate is connected to the top of the first fixing plate, and a hot pressing component is arranged on the second fixing plate.

2. A hot pressing hemming device for an automobile armrest according to claim 1, It is characterized in that A vent hole is provided inside the first support column, and the vent hole is connected to one end of the first ventilation pipe. The other end of the first ventilation pipe is connected to the second ventilation pipe and the third ventilation pipe through a three-way joint. The other ends of the second ventilation pipe and the third ventilation pipe are connected to the blower.

3. A hot pressing hemming device for automobile armrests according to claim 2, It is characterized in that An air heater is provided between the second ventilation pipe and the blower.

4. A hot pressing hemming device for automobile armrests according to claim 3, It is characterized in that The second ventilation pipe is provided with a first solenoid valve, and the third ventilation pipe is provided with a second solenoid valve.

5. A hot pressing hemming device for automobile armrests according to claim 4, It is characterized in that The positioning assembly includes a second support column, a positioning cylinder and a positioning needle. The second support column is fixedly connected to the base plate. The positioning cylinder is arranged on the top of the second support column. The positioning needle is arranged on the telescopic end of the positioning cylinder.

6. A hot pressing hemming device for automobile armrests according to claim 5, It is characterized in that The edging assembly includes a vertical cylinder, a transverse cylinder, a first fixed block, a second fixed block and a squeezing ball. The vertical cylinder is fixedly connected to the bottom plate through a base, the transverse cylinder is arranged at the telescopic end of the vertical cylinder, the telescopic end of the transverse cylinder is connected to the first fixed block, the first fixed block is provided with a slideway, the second fixed block is slidably connected to the first fixed block through a slider, and the squeezing ball is arranged on the second fixed block.

7. A hot pressing hemming device for an automobile armrest according to claim 6, It is characterized in that The hot pressing assembly includes a lifting cylinder arranged on the upper part of the second fixed plate, the telescopic end of the lifting cylinder passes through the second fixed plate and is connected to a connecting plate, first positioning columns are arranged on both sides of the lower part of the connecting plate, two connecting strips are arranged between the two first positioning columns on the lower side of the connecting plate, and an upper mold is arranged between the two connecting strips.

8. The hot pressing hemming device for automobile armrest according to claim 7, It is characterized in that The first positioning column is a cavity structure, a second positioning column is arranged on the bottom plate below the first positioning column, and a convex head is arranged on the upper part of the second positioning column.

9. A hot pressing hemming device for an automobile armrest according to claim 8, It is characterized in that A heating wire is arranged inside the upper mold.

10. A hot pressing hemming device for an automobile armrest according to claim 9, It is characterized in that The connecting plate is also provided with a temperature sensor, and the second ventilation pipe is also provided with a temperature sensor.

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