Automatic cutting device for roll-shaped adhesive clay with heating function

CN224751397UActive Publication Date: 2026-09-15CHENGDU MAHLE AUTOMOTIVE THERMAL SYST CO LTD
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Patent Information

Application Number
CN202522215478.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-21
Publication Date
2026-09-15
Estimated Expiration
2035-10-21

AI Technical Summary

Technical Problem

[0002]汽车空调的蒸发器生产时,需使用不干胶泥对管路进行包覆处理,而当前市场上销售的主流不干胶泥采用的是卷状包装的方式,在生产现场使用时,首先需由人工将成卷的胶泥裁剪为特定长度的胶泥条,以用于蒸发器管路的包覆加工,但因采用人工裁切,胶泥条长度的一致性和切口的整齐度难以保证,当裁切的胶泥长度超差或切口不齐平时,会对蒸发器管路的包覆造成不良影响,同时,人工裁切会占用生产时间,降低生产效率,减少产线产出

Benefits of technology

[0014]This utility model discloses an automatic cutting device with heating function for roll-shaped non-drying clay. The device works by opening a first cylinder to push a vacuum suction cup downwards, pressing it onto the clay. An external air extraction device removes gas from the vacuum suction cup, causing it to adhere to the clay. The first cylinder controls the vacuum suction cup and the adhered clay to move upwards. A stepper motor drives a lead screw to rotate, pushing a first internal threaded slider and the clay adhered to the vacuum suction cup to move until a set length is reached. Then, a third cylinder is opened to push a cutting blade upwards, cutting the clay. After cutting, air is supplied to the vacuum suction cup to loosen the adhered clay strip, allowing the cut strip to fall into a clay buffer chamber.

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Abstract

This utility model relates to the field of roll-shaped self-drying adhesive clay cutting technology, specifically an automatic cutting device with heating function for roll-shaped self-drying adhesive clay. It includes a base plate, a clay conveying assembly on the top of the base plate, a support plate fixed to the top of the base plate by bolts, a stepper motor internally and fixedly sleeved inside the support plate, a lead screw connected to one side of the stepper motor via a connecting sleeve, a first internally threaded slider sleeved on the outside of the lead screw, and a suction assembly at the bottom of the first internally threaded slider; a clay heating assembly is located at one end of the top of the base plate. The suction assembly holds the clay, the clay conveying assembly moves the clay, and a third cylinder pushes the cutting blade upwards to cut the clay. This method offers high production efficiency. The clay heating assembly heats the clay during its movement, preventing it from hardening and losing adhesion due to low temperature.
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Description

Technical Field

[0001] This utility model relates to the field of cutting roll-shaped self-drying adhesive clay, specifically to an automatic cutting device with heating function for roll-shaped self-drying adhesive clay. Background Technology

[0002] During the production of automotive air conditioning evaporators, self-adhesive putty is used to cover the pipes. Currently, the mainstream self-adhesive putty sold on the market is packaged in rolls. When used on the production site, the rolls of putty must first be manually cut into strips of a specific length for use in covering the evaporator pipes. However, due to manual cutting, it is difficult to guarantee the consistency of the putty strip length and the neatness of the cut. When the cut putty length exceeds the tolerance or the cut is uneven, it will have an adverse effect on the covering of the evaporator pipes. At the same time, manual cutting will take up production time, reduce production efficiency, and reduce production line output.

[0003] Furthermore, in low-temperature production environments (autumn and winter), due to the physical properties of the clay, it becomes harder and its adhesion decreases. To ensure the adhesion of the clay to the evaporator pipes during production, specialized equipment is needed to heat-treat the manually cut clay to improve its adhesion. Simultaneously, due to batch heating and baking, this process has strict requirements on the batch processing quantity, heating time, and heating temperature of the clay strips. Fluctuations in the process may lead to defective products, hindering product quality control. Therefore, an automatic cutting device with heating function for roll-shaped non-drying clay is proposed. The clay is moved by a clay conveying component and a suction component, heated by a clay heating component, and then cut by a cutting blade driven by a third cylinder, resulting in high production efficiency. Utility Model Content

[0004] To address the problems in the existing technology, this utility model provides an automatic cutting device with heating function for roll-shaped non-drying clay. The clay is moved by the clay conveying component and the suction component, heated by the clay heating component, and cut by the cutting blade driven by the third cylinder, resulting in high production efficiency.

[0005] The technical solution adopted by this utility model to solve its technical problem is an automatic cutting device for roll-shaped non-drying adhesive clay with heating function, including a base plate, an adhesive clay conveying assembly provided on the top of the base plate, the adhesive clay conveying assembly including a support plate fixed to the top of the base plate by bolts, a stepper motor being fixedly sleeved inside the support plate, a lead screw being connected to one side of the output shaft of the stepper motor through a connecting sleeve, a first internal thread slider being sleeved on the outside of the lead screw, and a material suction assembly being provided at the bottom of the first internal thread slider;

[0006] A clay heating assembly is provided at one end of the top of the substrate. The clay heating assembly includes a heat insulation block that is fixed to one end of the top of the substrate by bolts. A through groove is opened inside the heat insulation block. A stainless steel sleeve is provided inside the through groove. Electric heating wires are fixed at equal intervals to the inner wall of the stainless steel sleeve by bolts. The inner wall of the stainless steel sleeve outside the electric heating wires is filled with magnesium oxide powder.

[0007] By adopting the above technical solution, the stepper motor drives the lead screw to rotate and push the first internal thread slider to move, thereby driving the adsorbed clay to move through the suction component. When the clay moves from the stainless steel sleeve, the electric heating wire heats it.

[0008] Specifically, a limiting groove is formed on the surface of the substrate, a putty placement rack is fixed to the top of the substrate on one side of the support plate by bolts, an industrial touch screen all-in-one machine is mounted on one end of the top of the substrate by a mounting bracket, and a putty buffer compartment is fixed to one side of the heat insulation block by bolts.

[0009] Specifically, a baffle is welded to the top of the putty buffer chamber, and a third cylinder is installed at the bottom of the putty buffer chamber via a mounting bracket. The output shaft of the third cylinder, located inside the putty buffer chamber, is fixed with a cutting blade by bolts.

[0010] Specifically, the suction assembly includes a first cylinder mounted on the bottom of the first internal thread slider via a mounting bracket, and a vacuum suction cup is fixed to the bottom output shaft of the first cylinder by bolts.

[0011] Specifically, a putty guiding and pressing assembly is provided on the top of the substrate located on one side of the support plate. The putty guiding and pressing assembly includes an L-shaped support frame fixed to the top of the substrate by bolts. A second cylinder is mounted on one end of the L-shaped support frame via a mounting bracket. A structural plate is fixed to the bottom output shaft of the second cylinder via a flange. Guide wheels are equidistantly mounted on the bottom of the structural plate via a mounting bracket.

[0012] Specifically, a first temperature sensor is mounted on the top of the heat insulation block via a mounting bracket, with the bottom of the first temperature sensor located inside a stainless steel sleeve, and a second temperature sensor is mounted on one side of the heat insulation block via a mounting bracket.

[0013] The beneficial effects of this utility model are:

[0014] This utility model discloses an automatic cutting device with heating function for roll-shaped non-drying clay. The device works by opening a first cylinder to push a vacuum suction cup downwards, pressing it onto the clay. An external air extraction device removes gas from the vacuum suction cup, causing it to adhere to the clay. The first cylinder controls the vacuum suction cup and the adhered clay to move upwards. A stepper motor drives a lead screw to rotate, pushing a first internal threaded slider and the clay adhered to the vacuum suction cup to move until a set length is reached. Then, a third cylinder is opened to push a cutting blade upwards, cutting the clay. After cutting, air is supplied to the vacuum suction cup to loosen the adhered clay strip, allowing the cut strip to fall into a clay buffer chamber.

[0015] This utility model discloses an automatic cutting device with heating function for roll-shaped non-drying putty. The electric heating wire can be heated when energized. Magnesium oxide powder absorbs the heat of the electric heating wire and conducts it to the stainless steel sleeve. The putty is heated when it moves from the stainless steel sleeve, which prevents the putty from hardening and reducing its adhesion due to low temperature. The first temperature sensor and the second temperature sensor are used to detect the heating temperature and the putty temperature, and transmit the detection data to the industrial touch screen all-in-one machine, so that the industrial touch screen all-in-one machine can control the heating of the electric heating wire. Attached Figure Description

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the putty conveying assembly of this utility model;

[0019] Figure 3 This is a schematic diagram of the material suction assembly structure of this utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the putty heating component of this utility model;

[0021] Figure 5 This is a schematic diagram of the putty buffer chamber structure of this utility model;

[0022] Figure 6 This is a schematic diagram of the putty guiding and pressing assembly of this utility model;

[0023] In the diagram: 1. Substrate; 2. Clay placement rack; 3. Clay conveying assembly; 301. Support plate; 302. Stepper motor; 303. Lead screw; 304. First internal thread slider; 305. Second internal thread slider; 4. Clay guiding and pressing assembly; 401. L-shaped support frame; 402. Second cylinder; 403. Structural plate; 404. Guide wheel; 5. Industrial touch screen all-in-one machine; 6. Suction assembly; 601. First cylinder; 602. Vacuum suction cup; 7. Clay heating assembly; 701. Heat insulation block; 702. Through groove; 703. Stainless steel sleeve; 704. Electric heating wire; 705. Magnesium oxide powder; 8. Clay buffer bin; 9. Third cylinder; 10. Cutting blade; 11. Baffle; 12. First temperature sensor; 13. Second temperature sensor; 14. Limiting groove. Detailed Implementation

[0024] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0025] The clay is moved by a clay conveying assembly and a suction assembly, heated by a clay heating assembly, and then cut by a cutting blade driven by a third cylinder. This process results in high production efficiency. Figure 1-6 As shown, the present invention discloses an automatic cutting device for roll-shaped non-drying putty with heating function, comprising a base plate 1, a putty conveying assembly 3 on the top of the base plate 1, the putty conveying assembly 3 including a support plate 301 fixed to the top of the base plate 1 by bolts, a stepper motor 302 being fixedly sleeved through the support plate 301, a lead screw 303 being connected to one side of the output shaft of the stepper motor 302 through a connecting sleeve, a first internal thread slider 304 being sleeved on the outside of the lead screw 303, and a suction assembly 6 being provided at the bottom of the first internal thread slider 304;

[0026] A putty heating assembly 7 is provided at one end of the top of the substrate 1. The putty heating assembly 7 includes a heat insulation block 701 fixed to one end of the top of the substrate 1 by bolts. A through groove 702 is provided inside the heat insulation block 701. A stainless steel sleeve 703 is provided inside the through groove 702. An electric heating wire 704 is fixed at equal intervals to the inner wall of the stainless steel sleeve 703 by bolts. The inner wall of the stainless steel sleeve 703 outside the electric heating wire 704 is filled with magnesium oxide powder 705.

[0027] In use, the stepper motor 302 drives the lead screw 303 to rotate and push the first internal thread slider 304 to move, thereby driving the adsorbed clay to move through the suction assembly 6. When the clay moves from the stainless steel sleeve 703, the electric heating wire 704 heats it.

[0028] For example, such as Figure 1As shown, the present invention also includes a limiting groove 14 formed on the surface of the substrate 1, a putty placement rack 2 fixed to the top of the substrate 1 on one side of the support plate 301 by bolts, an industrial touch screen all-in-one machine 5 mounted on one end of the top of the substrate 1 by a mounting bracket, and a putty buffer compartment 8 fixed to one side of the heat insulation block 701 by bolts.

[0029] When in use, the limiting groove 14 is used to limit the clay and prevent it from shifting or tilting during movement. The clay placement rack 2 is used to prevent rolled clay. The clay buffer 8 is used to hold the cut clay strips.

[0030] For example, such as Figure 5 As shown, the present invention also includes a baffle 11 welded to the top of the putty buffer chamber 8, a third cylinder 9 mounted on the bottom of the putty buffer chamber 8 via a mounting bracket, and a cutting blade 10 fixed to the output shaft of the third cylinder 9 located inside the putty buffer chamber 8 by bolts.

[0031] In use, the third cylinder 9 pushes the cutting blade 10 upward to cut the clay, and the baffle 11 assists the cutting blade 10 in cutting the clay.

[0032] For example, such as Figure 3 As shown, the present invention also includes a first cylinder 601 mounted on the bottom of the first internal thread slider 304 via a mounting bracket, and a vacuum suction cup 602 is fixed to the bottom output shaft of the first cylinder 601 by bolts.

[0033] When in use, the first cylinder 601 works to push the vacuum suction cup 602 down and press it onto the clay. After the vacuum suction cup 602 is evacuated, it can adhere to the clay. After the vacuum suction cup 602 is ventilated, it can loosen the clay.

[0034] For example, such as Figure 6 As shown, the present invention also includes a putty guiding and pressing assembly 4 provided on the top of the substrate 1 located on one side of the support plate 301. The putty guiding and pressing assembly 4 includes an L-shaped support frame 401 fixed to the top of the substrate 1 by bolts. A second cylinder 402 is mounted on one end of the L-shaped support frame 401 by a mounting bracket. The bottom output shaft of the second cylinder 402 is fixed to a structural plate 403 by a flange. Guide wheels 404 are equidistantly mounted on the bottom of the structural plate 403 by a mounting bracket.

[0035] When in use, the guide wheel 404 is located on the clay to guide it. The second cylinder 402 pushes the guide wheel 404 down to press the clay down, so that the clay will not shift or be pulled when it is cut.

[0036] For example, such as Figure 4As shown, the present invention also includes a first temperature sensor 12 mounted on the top of the heat insulation block 701 via a mounting bracket, the bottom of the first temperature sensor 12 being located inside the stainless steel sleeve 703, and a second temperature sensor 13 mounted on one side of the heat insulation block 701 via a mounting bracket.

[0037] In use, the first temperature sensor 12 and the second temperature sensor 13 are used to detect the temperature inside the stainless steel sleeve 703 and the temperature of the putty.

[0038] When using this utility model, the user connects the device to an external power source using a power cord, connects the gas-using equipment to an external gas supply device using an air pipe, places the rolled clay strip on the clay placement rack 2, pulls out one end of the rolled clay, and passes it through the stainless steel sleeve 703.

[0039] The first cylinder 601 is opened to push the vacuum suction cup 602 downward so that it presses against the clay. The gas inside the vacuum suction cup 602 is extracted by the external air extraction device, so that the vacuum suction cup 602 is adsorbed on the clay. The first cylinder 601 controls the vacuum suction cup 602 and the adsorbed clay to move upward. The stepper motor 302 is opened to drive the lead screw 303 to rotate, pushing the first internal thread slider 304 and the clay adsorbed by the vacuum suction cup 602 to move until the set length is met and then stop. The third cylinder 9 is opened to push the cutting blade 10 upward so that the clay can be cut. After cutting, air is supplied to the vacuum suction cup 602 to release the clay strip it is adsorbed on, so that the cut clay strip falls into the clay buffer chamber 8.

[0040] When the putty conveying assembly 3 and the suction assembly 6 convey the putty, multiple guide wheels 404 contact the top surface of the putty and roll as the putty moves, which plays a role in restraint and guidance. When the putty is cut, the second cylinder 402 is opened to push the second cylinder 402 and the guide wheel 404 at its bottom to move down. The multiple guide wheels 404 press the putty into the limiting groove 14 at the top of the substrate 1, which facilitates the putty to shift and move while preventing the putty from shifting or being pulled during cutting.

[0041] The electric heating wire 704 can be heated when energized. The magnesium oxide powder 705 absorbs the heat from the electric heating wire 704 and conducts it into the stainless steel sleeve 703. The putty is heated when it moves from the stainless steel sleeve 703, which prevents the putty from hardening and reducing its adhesion due to low temperature. The first temperature sensor 12 and the second temperature sensor 13 are used to detect the heating temperature and the putty temperature, and transmit the detection data to the industrial touch screen all-in-one machine 5, so that the industrial touch screen all-in-one machine 5 can control the heating of the electric heating wire 704.

[0042] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The descriptions of the above embodiments and specifications are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of protection claimed by this utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. An automatic cutting device with heating function for roll-shaped self-drying putty, characterized in that, The system includes a substrate (1), and a putty conveying assembly (3) is provided on the top of the substrate (1). The putty conveying assembly (3) includes a support plate (301) fixed to the top of the substrate (1) by bolts. A stepper motor (302) is fixedly sleeved inside the support plate (301). A lead screw (303) is connected to one side of the output shaft of the stepper motor (302) through a connecting sleeve. A first internal thread slider (304) is sleeved on the outside of the lead screw (303). A suction assembly (6) is provided at the bottom of the first internal thread slider (304). A clay heating assembly (7) is provided at one end of the top of the substrate (1). The clay heating assembly (7) includes a heat insulation block (701) fixed to one end of the top of the substrate (1) by bolts. A through groove (702) is provided inside the heat insulation block (701). A stainless steel sleeve (703) is provided inside the through groove (702). An electric heating wire (704) is fixed at equal intervals to the inner wall of the stainless steel sleeve (703) by bolts. The inner wall of the stainless steel sleeve (703) located outside the electric heating wire (704) is filled with magnesium oxide powder (705).

2. The automatic cutting device for roll-shaped self-drying putty with heating function according to claim 1, characterized in that, The substrate (1) has a limiting groove (14) on its surface. The substrate (1) is fixed to a putty placement rack (2) by bolts on the top of the support plate (301). An industrial touch screen all-in-one machine (5) is installed on one end of the top of the substrate (1) by a mounting bracket. A putty buffer chamber (8) is fixed to one side of the heat insulation block (701) by bolts.

3. The automatic cutting device for roll-shaped self-drying putty with heating function according to claim 2, characterized in that, A baffle (11) is welded to the top of the putty buffer chamber (8), and a third cylinder (9) is installed at the bottom of the putty buffer chamber (8) by a mounting bracket. The output shaft of the third cylinder (9) located inside the putty buffer chamber (8) is fixed with a cutting blade (10) by bolts.

4. The automatic cutting device for roll-shaped self-drying putty with heating function according to claim 1, characterized in that, The suction assembly (6) includes a first cylinder (601) mounted on the bottom of the first internal thread slider (304) via a mounting bracket, and a vacuum suction cup (602) is fixed to the bottom output shaft of the first cylinder (601) by bolts.

5. An automatic cutting device with heating function for roll-shaped self-drying putty according to claim 1, characterized in that, The substrate (1) is provided with a putty guiding and pressing assembly (4) on the top of the support plate (301) side. The putty guiding and pressing assembly (4) includes an L-shaped support frame (401) fixed to the top of the substrate (1) by bolts. A second cylinder (402) is mounted on one end of the L-shaped support frame (401) through a mounting bracket. The bottom output shaft of the second cylinder (402) is fixed to a structural plate (403) through a flange. Guide wheels (404) are equidistantly mounted on the bottom of the structural plate (403) through a mounting bracket.

6. The automatic cutting device for roll-shaped self-drying putty with heating function according to claim 1, characterized in that, The top of the heat insulation block (701) is equipped with a first temperature sensor (12) via a mounting bracket. The bottom of the first temperature sensor (12) is located inside the stainless steel sleeve (703). A second temperature sensor (13) is equipped on one side of the heat insulation block (701) via a mounting bracket.