Processing equipment for low-VOC low-atomization environment-friendly polyurethane foam product

By designing low VOC and low atomization processing equipment for polyurethane foam products, the use of inclined components and vacuuming components to reduce the number of cutting times and harmful gas release, the problem of VOC and atomization release in the existing equipment during the cutting process is solved, and a more efficient and environmentally friendly cutting process is achieved.

CN119610298AInactive Publication Date: 2025-03-14JIANGSU LVYUAN NEW MATERIALS
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Patent Information

Application Number
CN202411596938.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-11
Publication Date
2025-03-14
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The existing polyurethane foam product processing equipment is prone to release VOC gas and harmful substances during the cutting process, which affects environmental protection and workers' health, and multiple cuttings increase the VOC release.

Method used

A processing equipment for low VOC low atomization and environmentally friendly polyurethane foam products is designed, including a cutting table, a cutting adjustment unit and a cutting unit. The cutting adjustment unit adjusts the angle of the cutting strip through the inclination assembly to reduce the number of cutting times; the lifting assembly and vacuuming assembly are used to absorb debris and gases generated during cutting.

Benefits of technology

By reducing the number of cutting times of polyurethane foam, reducing the volatility of VOC gas, improving cutting efficiency, and reducing the health risks to the human body through vacuuming components, the environmental performance of the equipment is significantly improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses processing equipment for a low-VOC low-atomization environment-friendly polyurethane foam product in the technical field of cutting processing. The processing equipment comprises a cutting table; the cutting adjusting unit comprises an inclined assembly arranged on the cutting table, a lifting assembly arranged on the inclined assembly and a dust collection assembly arranged on the lifting assembly; the cutting unit comprises a cutting strip arranged on the inclined assembly and an anti-shaking assembly arranged on the inclined assembly and matched with the cutting strip, and the inclined cutting angle of the cutting strip is adjusted through the inclined assembly, so that the foam cutting frequency is reduced, multiple times of cutting are avoided, VOC gas volatilization is reduced, and the cutting efficiency is improved; the environmental protection performance of the equipment is improved; the movable plate is adjusted to move up and down through the moving part, the pressing rod is driven to abut against foam, meanwhile, the part, for machining the polyurethane foam product, of the cutting strip is secondarily fixed, and the situation that machining of the polyurethane foam product is affected due to the fact that the cutting strip shakes in the working process is prevented.
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Description

Technical Field

[0001] The invention relates to the technical field of cutting processing, and in particular to processing equipment for low-VOC, low-atomization, environmentally friendly polyurethane foam products. Background Art

[0002] As a material with good support and resilience, polyurethane foam is widely used in the production and processing of furniture and bedding. In the process of producing polyurethane foam products with existing equipment, VOC is easily released. VOC is a volatile and harmful chemical gas. At the same time, the temperature changes generated during the production process can easily cause harmful substances to atomize and be inhaled by the human body, causing health damage to production and processing workers.

[0003] There are many ways to cut polyurethane foam, including laser cutting, blade cutting, etc. The existing technology for processing polyurethane foam products is mostly straight-line cutting. If you want to cut different shapes, you need to cut multiple times. The process of cutting polyurethane foam will cause VOC gas release. Multiple cutting processes on polyurethane foam products will increase the release of VOC gas, which is not conducive to environmental protection requirements. Summary of the invention

[0004] In view of the problem in the prior art that polyurethane foam products undergo multiple cutting processes, which increases the amount of VOC gas released and is not conducive to environmental protection requirements, the present invention is proposed.

[0005] Therefore, the object of the present invention is to provide a processing equipment for low-VOC, low-atomization, environmentally friendly polyurethane foam products.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: including a cutting table; a cutting adjustment unit, the cutting adjustment unit including a tilting component arranged on the cutting table, a lifting component arranged on the tilting component, and a dust suction component arranged on the lifting component; and a cutting unit, the cutting unit including a cutting strip arranged on the tilting component, and an anti-shake component arranged on the tilting component and cooperating with the cutting strip.

[0007] As a preferred solution of the processing equipment for low-VOC, low-fogging, environmentally friendly polyurethane foam products described in the present invention, the tilting component includes a base frame fixedly arranged at the bottom of the cutting table, a vertical frame rotatably arranged on the base frame, a tilt locking portion arranged between the vertical frame and the base frame, and a tilt angle visual portion arranged on the base frame.

[0008] As a preferred solution of the processing equipment for low-VOC, low-fogging, environmentally friendly polyurethane foam products described in the present invention, the tilt locking portion includes a limit shaft rotatably arranged on the base frame, a limit block arranged on the limit shaft, and a knob arranged on the limit shaft; a bidirectional threaded groove is arranged on the limit shaft.

[0009] As a preferred solution of the processing equipment for low-VOC, low-fogging, environmentally friendly polyurethane foam products described in the present invention, wherein: a guide groove is provided on the base frame; a limit groove connected to the guide groove is provided on the vertical frame; the limit block includes a guide flat gear slidably connected to the guide groove, and a clamping bevel gear matched with the limit groove, and the limit block is provided with an internal threaded hole meshing with the bidirectional thread groove.

[0010] As a preferred solution of the processing equipment for low-VOC, low-fogging, environmentally friendly polyurethane foam products described in the present invention, wherein: when the engaging bevel gear is in the engaging state with the limit groove, the base frame and the vertical frame remain in a relatively static state; when the engaging bevel gear is in the non-engaging state with the limit groove, the base frame and the vertical frame remain in a relatively rotationally connected state.

[0011] As a preferred solution of the processing equipment for low-VOC, low-fogging and environmentally friendly polyurethane foam products of the present invention, the lifting component includes a movable plate slidably arranged on the vertical frame, and a moving part arranged between the movable plate and the vertical frame.

[0012] As a preferred solution of the processing equipment for low-VOC, low-fogging, environmentally friendly polyurethane foam products described in the present invention, the moving component includes a worm rotatably arranged in the movable plate, a gear shaft rotatably arranged on the movable plate and meshingly connected with the worm, and a tooth groove opened on the vertical frame and matching with the gear shaft; the setting direction of the worm is parallel to the setting direction of the tooth groove.

[0013] As a preferred solution of the processing equipment for low-VOC, low-fogging, environmentally friendly polyurethane foam products described in the present invention, the movable plate is provided with a cutting strip positioning groove, the front end of the movable plate is provided with a pressing end for limiting the polyurethane foam product; the dust collection component is arranged toward the cutting strip positioning groove.

[0014] As a preferred solution of the processing equipment for low-VOC, low-fogging, environmentally friendly polyurethane foam products of the present invention, the anti-shake component includes an elastic clip fixedly arranged on the pressing end of the movable plate; the elastic clip is in contact with the cutting strip.

[0015] As a preferred solution of the processing equipment for low-VOC and low-fogging environmentally friendly polyurethane foam products of the present invention, the cutting section of the cutting strip is arranged as the part between the elastic clip and the base frame.

[0016] The beneficial effects of the present invention are as follows: the present invention adjusts the bevel angle of the cutting strip through a tilting component, thereby reducing the number of times the foam is cut, avoiding multiple cuttings, reducing the volatilization of VOC gases, improving the cutting efficiency, and improving the environmental performance of the equipment; the present invention adjusts the up and down movement of the movable plate through a moving component, driving the pressure rod to press against the foam while performing a secondary fixation on the part of the cutting strip that processes the polyurethane foam product, preventing the cutting strip from shaking during operation and affecting the processing of the polyurethane foam product; and then the dust collection component is used to absorb the debris and gas generated at the cutting site, thereby reducing harm to the human body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. Among them: Figure 1 It is a schematic diagram of the overall structure of the processing equipment for low-VOC, low-atomization, environmentally friendly polyurethane foam products of the present invention.

[0018] Figure 2 It is a schematic diagram of the upward structural view of the processing equipment for low-VOC and low-atomization environmentally friendly polyurethane foam products of the present invention.

[0019] Figure 3 It is a schematic cross-sectional structure diagram of the chassis of the processing equipment for low-VOC and low-atomization environmentally friendly polyurethane foam products of the present invention.

[0020] Figure 4 It is a schematic cross-sectional structure diagram of a vertical frame of a processing equipment for low-VOC, low-atomization, environmentally friendly polyurethane foam products of the present invention.

[0021] Figure 5 It is a schematic structural diagram of the helical toothed frustum of the processing equipment for low-VOC and low-atomization environmentally friendly polyurethane foam products of the present invention.

[0022] Figure 6 It is a schematic structural diagram of a vertical frame of a processing equipment for low-VOC and low-atomization environmentally friendly polyurethane foam products of the present invention.

[0023] Figure 7 The present invention is a schematic diagram of the movable plate of the processing equipment for low-VOC and low-fogging environmentally friendly polyurethane foam products.

[0024] Figure 8 For the present invention Figure 7 A magnified view of the structure in the middle.

[0025] Fig. 9 It is a schematic structural diagram of a cutting table of a processing equipment for low-VOC, low-atomization, environmentally friendly polyurethane foam products of the present invention.

[0026] Fig.10 It is a schematic structural diagram of an abutment plate of a processing device for low-VOC, low-atomization, environmentally friendly polyurethane foam products according to the present invention.

[0027] Fig.11 It is a schematic diagram of the cross-sectional structure of a pallet of a processing equipment for low-VOC, low-atomization, environmentally friendly polyurethane foam products of the present invention.

[0028] Fig.12 It is a schematic structural diagram of a locking block of a processing device for low-VOC, low-atomization, environmentally friendly polyurethane foam products according to the present invention.

[0029] Description of reference numerals: 100, cutting table; 200, cutting adjustment unit; 201, tilting assembly; 201a, base frame; 201a-1, guide groove; 201b, vertical frame; 201b-1, limit groove; 201c, tilt locking portion; 201c-1, rotating shaft; m, bidirectional thread groove; 201c-2, limit block; a, guide flat gear; b, clamping bevel gear; c, internal thread hole; 201c-3, knob; 201d, tilt angle visual portion; 202, lifting assembly; 202a, movable plate; 202a-1, cutting strip positioning groove; 202a- 2. Pressing end; 202b. Moving part; 202b-1. Worm; 202b-2. Gear shaft; 202b-3. Tooth groove; 203. Dust suction assembly; 300. Cutting unit; 301. Cutting strip; 302. Anti-shake assembly; 302a. Elastic clip; 400. Abutting assembly; 401. Abutting plate; 402. Clamping plate; 403. Clamping slot; 404. Adjusting part; 404a. Turning handle; 404b. Locking block; 404c. Movable slot; 404d. First locking slot; 404e. Second locking slot; 404f. Connecting block; 404g. Moving slot. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0031] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0032] Example 1, reference Figure 1 and Figure 8 , which is the first embodiment of the present invention, provides a processing device for low-VOC, low-fogging, environmentally friendly polyurethane foam products, the device comprising a cutting table 100, a table surface for processing; The cutting adjustment unit 200 includes a tilting assembly 201 disposed on the cutting table 100, which is used to adjust the cutting angle to avoid multiple cutting, a lifting assembly 202 disposed on the tilting assembly 201, which is used to adjust the cutting height, and a dust suction assembly 203 disposed on the lifting assembly 202, which is used to suck up the debris generated during cutting; and The cutting unit 300 includes a cutting bar 301 arranged on the tilting component 201. The cutting bar 301 is a thinner cylindrical structure with annular serrations on the surface. The cutting bar 301 passes through the cutting table 100 without contacting the cutting table 100 and is used for cutting materials. The anti-shake component 302 arranged on the tilting component 201 and cooperating with the cutting bar 301 is used to cooperate with the lifting component 202 to improve the stability of the cutting bar 301 during operation.

[0033] During use, when the polyurethane foam product needs to be cut, the polyurethane foam product is placed on the cutting table 100, and the cutting strip 301 is adjusted to a suitable cutting angle through the tilting component. At this time, the lifting component 202 is controlled to drive the dust suction component 203 and the anti-shake component 302 to approach the polyurethane foam product to be cut. At this time, the dust suction component 203 and the anti-shake component 302 are started to cooperate with the cutting table 100 to cut the polyurethane foam product.

[0034] Example 2, reference Figure 1-Figure 5 ,as well as Figure 8 , which is the second embodiment of the present invention. This embodiment is different from the first embodiment in that the cutting angle of the cutting strip 301 is adjusted, the number of cutting times is simplified, and VOC release is reduced.

[0035] Compared with Example 1, further, the tilting component 201 includes a base frame 201a fixedly arranged at the bottom of the cutting table 100, which plays a fixing role, a vertical frame 201b rotatably arranged on the base frame 201a, which is used to support the lifting component 202 and the dust suction component 203, a tilting locking part 201c arranged between the vertical frame 201b and the base frame 201a, which is used to adjust the angle of the vertical frame 201b relative to the base frame 201a to facilitate bevel cutting and avoid multiple cutting, and an inclination angle visual part 201d arranged on the base frame 201a, which is used to visually check the inclination angle and accurately control the inclination angle.

[0036] The tilt locking part 201c includes a limit shaft 201c-1 rotatably arranged on the base frame 201a, a limit block 201c-2 arranged on the limit shaft 201c-1, which plays a connecting role and is used to control the movement and fixation between the base frame 201a and the vertical frame 201b, and a knob 201c-3 arranged on the limit shaft 201c-1, which is used to drive the limit shaft 201c-1 to rotate; A bidirectional thread groove m is provided on the limiting shaft 201c-1.

[0037] The bottom frame 201a is provided with a guide groove 201a-1 for sliding guidance; the vertical frame 201b is provided with a limit groove 201b-1 connected with the guide groove 201a-1 for cooperating with the limit block 201c-2 to limit the inclination angle of the vertical frame 201b on the bottom frame 201a; The limit block 201c-2 includes a guide flat gear a slidably connected to the guide groove 201a-1, which is used to cooperate with the guide groove 201a-1 for limited sliding, and a clamping bevel gear b that cooperates with the limit groove 201b-1, which is used to cooperate with the limit groove 201b-1 to control the tilt state of the vertical frame 201b. The limit block 201c-2 is provided with an internal threaded hole c that engages with the bidirectional threaded groove m.

[0038] Wherein, when the bevel gear b is engaged with the limit groove 201b-1, the bottom frame 201a and the vertical frame 201b remain relatively stationary; When the engaging bevel gear b is in a non-engaging state with the limiting groove 201 b - 1 , the bottom frame 201 a and the vertical frame 201 b maintain a relative rotation connection state.

[0039] During use, when it is necessary to cut the foam material, the cutting length of the cutting strip 301 is adjusted to the size of the foam to be cut through the lifting component 202, and the dust suction component 203 is started during cutting to absorb the debris generated at the cutting site; when it is necessary to cut a bevel, the limit shaft 201c-1 is rotated to drive the bevel gear b to move to both sides, and a small part of the bevel gear b enters the guide groove 201a-1, and the limit groove 201b-1 is not engaged with the bevel gear b. At this time, the vertical frame 201b is rotated to a suitable bevel cutting angle, and the limit shaft 201c-1 is rotated in the opposite direction to drive the engaging bevel gear b to move toward the limit groove 201b-1. When the engaging bevel gear b is reengaged with the limit groove 201b-1, the limit shaft 201c-1 cannot rotate. At this time, the positions of the bottom frame 201a and the vertical frame 201b are relatively fixed. At this time, the cutting table 100 can quickly cut a uniform cutting edge, reduce the number of cutting times, avoid multiple cutting, and reduce the emission of VOC gas.

[0040] The remaining structures are the same as those of Example 1.

[0041] Example 3, reference Figure 1-Figure 8 , which is the second embodiment of the present invention. This embodiment is different from the first embodiment in that the cutting length of the cutting strip 301 is adjusted to reduce the volatilization of VOC gas into the air.

[0042] Compared with Example 1, further, the lifting assembly 202 includes a movable plate 202a slidably set on the vertical frame 201b for support, and a moving part 202b set between the movable plate 202a and the vertical frame 201b for pressing the top of the polyurethane foam product to make the cutting process more stable.

[0043] Among them, the movable component 202b includes a worm 202b-1 rotatably set in the movable plate 202a, a gear shaft 202b-2 rotatably set on the movable plate 202a and meshingly connected with the worm 202b-1, and a tooth groove 202b-3 opened on the vertical frame 201b and matched with the gear shaft 202b-2. A driving device is set on the worm 202b-1 to drive the worm 202b-1 to rotate, and the worm 202b-1 drives the gear shaft 202b-2 to roll on the tooth groove 202b-3, thereby driving the movable plate 202a to move; the setting direction of the worm 202b-1 is parallel to the setting direction of the tooth groove 202b-3.

[0044] Among them, a cutting strip positioning groove 202a-1 is provided on the movable plate 202a, and a pressing end 202a-2 for limiting the polyurethane foam product is provided at the front end of the movable plate 202a, which is used to press the polyurethane foam product; the dust suction component 203 is arranged toward the cutting strip positioning groove 202a-1, and is used to absorb the debris generated during cutting, and a sliding groove 202a-3 is provided on the movable plate 202a, and the sliding groove 202a-3 is slidably connected to the vertical frame 201b.

[0045] The anti-shake assembly 302 includes an elastic clip 302 a fixedly disposed on the pressing end 202 a - 2 of the movable plate 202 a ; the elastic clip 302 a contacts the cutting strip 301 .

[0046] The cutting section of the cutting strip 301 is arranged as a portion between the elastic clip 302a and the bottom frame 201a.

[0047] During use, when the foam material is placed on the cutting table 100, the rotating worm 202b-1 drives the gear shaft 202b-2 to rotate, and the gear shaft 202b-2 drives the movable plate 202a to move on the vertical frame 201b. At this time, as the movable plate 202a moves, the elastic clip 302a moves on the cutting strip 301. When the pressing end 202a-2 moves to the top of the polyurethane foam product to be cut, the rotation of the worm 202b-1 is stopped. At this time, the elastic clip 302a stops at the corresponding position on the cutting strip 301. At this time, the cutting strip 301 and the dust suction component 203 are started. At this time, the cutting strip 301 from the elastic clip 302a to the cutting table 100 is reinforced for the second time by the elastic clip 302a to prevent the cutting strip 301 from shaking during the cutting process. At the same time, the dust suction component 203 generates suction to absorb the debris generated by the cutting.

[0048] The remaining structure is the same as that of Example 2.

[0049] Example 4, reference Figure 1-Figure 12 , which is the third embodiment of the present invention. This embodiment is different from the third embodiment in that it is convenient for straight line cutting.

[0050] Compared with Example 2, further, an abutment assembly 400 is provided on the cutting table 100, and the abutment assembly 400 includes an abutment plate 401 arranged on the cutting table 100, which is used to abut the foam material to facilitate straight line cutting, a clamping plate 402 slidably arranged on the side of the abutment plate 401 away from the cutting strip 300, a clamping groove 403 opened on the cutting table 100 to cooperate with the clamping plate 402, which is used to cooperate with the clamping plate 402 to limit the position of the abutment plate 401, and an adjusting member 404 arranged on the clamping plate 402, which is used to adjust the movement of the clamping plate 402.

[0051] The adjusting member 404 includes a turning handle 404a slidably arranged on the card plate 402, the turning handle 404a penetrates the card plate 402 and is rotatably connected to the abutment plate 401, a locking block 404b arranged at one end of the turning handle 404a close to the card plate 402, a movable groove 404c opened on the card plate 402, a first locking groove 404d opened on the card plate 402, a second locking groove 404e opened on the card plate 402, and a connecting block 404f fixedly arranged at the bottom of both ends of the abutment plate 401. And a movable groove 404g is opened on the cutting table 100 to cooperate with the connecting block 404f, the turning handle 404a drives the locking block 404b to rotate, the movable groove 404c is used for the card plate 402 to move up and down on the abutment plate 401, the first locking groove 404d and the second locking groove 404e are used to limit the position of the card plate 402 and control the card connection between the card plate 402 and the card groove 403, and the connecting block 404f cooperates with the movable groove 404g to drive the abutment plate 401 to move back and forth on the cutting table 100.

[0052] Among them, the locking block 404b has an outer shape of a rectangle with different lengths and widths, and the two ends of the rectangle are set to be arc-shaped. The width of the movable groove 404c fits the width of the locking block 404b, and the diameter of the first locking groove 404d fits the length of the locking block 404b. The first locking groove 404d and the second locking groove 404e have the same structural size, and the first locking groove 404d is located directly above the second locking groove 404e.

[0053] During use, when it is necessary to cut the foam material, the handle 404a is rotated to make the locking block 404b fit the movable groove 404c. At this time, the locking block 404b is not engaged with the first locking groove 404d. At this time, the card plate 402 is pulled up, and the handle 404a is rotated. At this time, the locking block 404b is engaged with the second locking groove 404e. At this time, the card plate 402 is not engaged with the slot 403. At this time, the abutment plate 401 is pulled to move on the cutting table 100. When the abutment plate 401 moves to the designated position, the handle 404a is rotated to make the locking block 404b leave the second locking groove 404e. At this time, the card plate 402 is pushed downward so that the card plate 402 is engaged with the slot 403 at the corresponding position. At this time, the handle 404a is rotated to make the locking block 404b engage with the first locking groove 404d, and the position of the card plate 402 is fixed. At this time, the cutting strip 301 is cooperated to cut the foam material.

[0054] The remaining structure is the same as that of Example 3.

[0055] Additionally, in order to provide a concise description of exemplary embodiments, all features of an actual embodiment may not be described (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention).

[0056] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A processing equipment for low-VOC and low-fogging environmentally friendly polyurethane foam products, characterized by: including a cutting table (100); A cutting adjustment unit (200), the cutting adjustment unit (200) comprising a tilting component (201) arranged on the cutting table (100), a lifting component (202) arranged on the tilting component (201), and a dust suction component (203) arranged on the lifting component (202); and, A cutting unit (300), the cutting unit (300) comprising a cutting bar (301) arranged on the tilting component (201), and an anti-shake component (302) arranged on the tilting component (201) and cooperating with the cutting bar (301).

2. A processing equipment for low-VOC and low-fogging environmentally friendly polyurethane foam products, characterized by: including a cutting table (100); A cutting adjustment unit (200), the cutting adjustment unit (200) comprising a tilting component (201) arranged on the cutting table (100), a lifting component (202) arranged on the tilting component (201), and a dust suction component (203) arranged on the lifting component (202); and, A cutting unit (300), the cutting unit (300) comprising a cutting bar (301) arranged on the tilting component (201), and an anti-shake component (302) arranged on the tilting component (201) and cooperating with the cutting bar (301).

3. The low-VOC, low-fogging, environmentally friendly polyurethane foam product processing equipment according to claim 2, characterized in that: The tilt locking portion (201c) comprises a limit shaft (201c-1) rotatably arranged on the base frame (201a), a limit block (201c-2) arranged on the limit shaft (201c-1), and a knob (201c-3) arranged on the limit shaft (201c-1); The limiting shaft (201c-1) is provided with a bidirectional thread groove (m).

4. The low-VOC, low-fogging, environmentally friendly polyurethane foam product processing equipment according to claim 3, characterized in that: The bottom frame (201a) is provided with a guide groove (201a-1); the vertical frame (201b) is provided with a limit groove (201b-1) which is in communication with the guide groove (201a-1); The limit block (201c-2) comprises a guide flat gear (a) slidably connected to the guide groove (201a-1), and a clamping bevel gear (b) matched with the limit groove (201b-1), and the limit block (201c-2) is provided with an internal thread hole (c) meshing with the bidirectional thread groove (m).

5. The low-VOC, low-fogging, environmentally friendly polyurethane foam product processing equipment according to claim 4, characterized in that: When the engaging bevel gear (b) is in an engaging state with the limiting groove (201b-1), the bottom frame (201a) and the vertical frame (201b) remain in a relatively static state; When the engaging bevel gear (b) and the limiting groove (201b-1) are in a non-engaging state, the bottom frame (201a) and the vertical frame (201b) maintain a relatively rotationally connected state.

6. The processing equipment for low-VOC and low-fogging environmentally friendly polyurethane foam products according to any one of claims 2 to 5, characterized in that: The lifting assembly (202) comprises a movable plate (202a) slidably arranged on the vertical frame (201b), and a moving component (202b) arranged between the movable plate (202a) and the vertical frame (201b).

7. The low-VOC, low-fogging, environmentally friendly polyurethane foam product processing equipment according to claim 6, characterized in that: The movable component (202b) comprises a worm (202b-1) rotatably disposed in the movable plate (202a), a gear shaft (202b-2) rotatably disposed on the movable plate (202a) and meshingly connected with the worm (202b-1), and a tooth groove (202b-3) provided on the vertical frame (201b) and cooperating with the gear shaft (202b-2); the setting direction of the worm (202b-1) is parallel to the setting direction of the tooth groove (202b-3).

8. The low-VOC, low-fogging, environmentally friendly polyurethane foam product processing equipment according to claim 7, characterized in that: The movable plate (202a) is provided with a cutting strip positioning groove (202a-1), and the front end of the movable plate (202a) is provided with a pressing end (202a-2) for limiting the position of the polyurethane foam product; the dust collection component (203) is arranged towards the cutting strip positioning groove (202a-1).

9. The low-VOC, low-fogging, environmentally friendly polyurethane foam product processing equipment according to claim 8, characterized in that: The anti-shake component (302) comprises an elastic clip (302a) fixedly arranged on the pressing end (202a-2) of the movable plate (202a); the elastic clip (302a) is in contact with the cutting strip (301).

10. The low-VOC, low-fogging, environmentally friendly polyurethane foam product processing equipment according to claim 9, characterized in that: The cutting section of the cutting strip (301) is arranged as a portion between the elastic clip (302a) and the bottom frame (201a).