Cutting and crushing device for mineral wool board production

Abstract

The invention relates to a cutting and crushing device for mineral wool board production, and relates to the technical field of mineral wool board production equipment, the cutting and crushing device comprises a crushing box and a cutting and crushing assembly; the crushing box is vertically arranged, a protective door is arranged at the top end of the crushing box, one side of the crushing box communicates with a material guiding pipe, one end of the material guiding pipe communicates with a negative pressure machine, a collecting box is arranged on one side of the crushing box, the top end of the collecting box communicates with a discharging pipe, one end of the discharging pipe communicates with the negative pressure machine, and a baffle is horizontally arranged in the crushing box. The cutting and crushing assembly is located in the crushing box. The cutting and crushing assembly comprises a driving part, a cutting part and a crushing part; the driving part is positioned on the crushing box; the cutting part is located in the crushing box and used for cutting the mineral wool board. The crushing part is located below the cutting part and located above the baffle, and the crushing part is used for crushing the cut mineral wool board; the driving part is used for driving the cutting part and the crushing part to work. The device has the effect of improving the production efficiency of the device.

Description

Technical Field

[0001] This application relates to the technical field of mineral wool board production equipment, and in particular to a cutting and crushing device for mineral wool board production. Background Technology

[0002] Mineral wool board is a building decoration material made primarily of mineral fibers. The cutting and crushing equipment used in the production of mineral wool board is mainly used to cut and crush waste materials into powder to meet the needs of subsequent recycling.

[0003] Existing cutting and crushing equipment for mineral wool board production mainly uses a cutting machine to cut waste mineral wool boards. The cut mineral wool boards are then crushed into powder by a hammer crusher, making the waste mineral wool boards easy to collect.

[0004] When using cutting and crushing equipment in mineral wool board production, waste mineral wool boards need to be cut and then crushed, which makes it impossible to achieve continuous operation of the cutting and crushing processes, thus affecting the production efficiency of the equipment. Summary of the Invention

[0005] In order to improve the production efficiency of equipment, this application provides a cutting and crushing device for mineral wool board production.

[0006] This application provides a cutting and crushing device for mineral wool board production, which adopts the following technical solution: A cutting and crushing device for mineral wool board production includes a crushing box and a cutting and crushing assembly. The crushing box is vertically arranged, with a protective door at its top. A guide pipe is connected to one side of the crushing box, and a negative pressure machine is connected to the end of the guide pipe away from the crushing box. A collection box is located on one side of the crushing box, with a discharge pipe connected to its top. The end of the discharge pipe away from the collection box is connected to the negative pressure machine. A baffle is horizontally arranged inside the crushing box. The cutting and crushing assembly is located inside the crushing box and is used to cut and crush the mineral wool board. The cutting and crushing assembly includes a drive unit, a cutting unit, and a crushing unit. The drive unit is located on the crushing box. The cutting unit is located inside the crushing box and is used to cut the mineral wool board. The crushing unit is located below the cutting unit and above the baffle, and is used to crush the cut mineral wool board. The drive unit is used to drive the cutting unit and the crushing unit to work.

[0007] By adopting the above technical solution, when the mineral wool board is cut and crushed, the operator opens the protective door, puts the mineral wool board into the crushing box, and then closes the protective door. The drive unit drives the cutting unit and the crushing unit to work. The cutting unit cuts the mineral wool board, and the crushing unit crushes the cut mineral wool board. The negative pressure machine sucks the crushed mineral wool board into the collection box, realizing continuous operation of the cutting and crushing process and improving the production efficiency of the cutting and crushing device for mineral wool board production.

[0008] Optionally, the drive unit includes a motor and a rotating shaft; the motor is mounted at the bottom of the crushing box, the rotating shaft is vertically arranged inside the crushing box, a limit groove is formed at the bottom of the rotating shaft, a limit block is provided in the limit groove, and the limit block is slidably connected to the output shaft of the motor; the cutting unit includes a cutting blade, the cutting blade is horizontally arranged inside the crushing box and fixedly connected to the rotating shaft; the crushing unit includes a drive shaft and a crushing roller, the drive shaft is horizontally inserted on the rotating shaft and rotatably connected to the rotating shaft, and the crushing roller is horizontally arranged and fixedly connected to the drive shaft.

[0009] By adopting the above technical solution, when the mineral wool board is cut and crushed, the motor drives the rotating shaft to rotate, and the rotating shaft drives the cutting blade to cut the mineral wool board; the cut mineral wool board falls to the crushing part, and the rotating shaft drives the drive shaft to rotate along the rotating shaft, and the drive shaft drives the crushing roller to move to crush the material. The rotating shaft synchronously drives the movement of the cutting blade and the crushing roller, realizing continuous operation of the cutting and crushing process, and improving the production efficiency of the cutting and crushing device for mineral wool board production.

[0010] Optionally, the baffle is provided with a rotating assembly for driving the drive shaft to rotate; the rotating assembly includes a gear and an end face gear; the gear is vertically arranged and fixedly connected to the drive shaft; the end face gear is horizontally arranged and fixedly connected to the crushing box, and the end face gear meshes with the gear.

[0011] By adopting the above technical solution, when the rotating shaft drives the drive shaft to rotate along the rotating shaft, the gear rotates synchronously with the drive shaft. The meshing of the gear and the end face gear converts the rotational motion along the rotating shaft into the rotation of the drive shaft, thereby causing the crushing roller to rotate around its own axis. The crushing roller rotates with the rotating shaft while simultaneously undergoing its own rotation, forming a bidirectional crushing effect on the cut mineral wool board fragments, thus improving the production efficiency of the cutting and crushing device for mineral wool board production.

[0012] Optionally, the crushing box is equipped with a self-locking assembly for locking the protective door. The self-locking assembly includes a cam, a drive telescopic rod, a self-locking telescopic rod, and a connecting pipe. The cam is horizontally positioned below the baffle and is fixedly connected to the rotating shaft. The drive telescopic rod is horizontally positioned below the baffle, with its fixed end fixedly connected to the crushing box and its movable end abutting against the cam. The rodless cavity of the drive telescopic rod is filled with liquid, and a horizontally positioned... A first spring, with its two ends fixedly connected to the rodless cavity and the rod cavity of the driving telescopic rod, respectively; a self-locking telescopic rod horizontally embedded at the top of the crushing box, the rodless cavity of the self-locking telescopic rod being filled with liquid, and a limit groove being provided on the side of the protective door near the self-locking telescopic rod, such that when the protective door is locked, the movable end of the self-locking telescopic rod is located within the limit groove; the two ends of the connecting pipe are respectively connected to the rodless cavity of the driving telescopic rod and the rodless cavity of the self-locking telescopic rod, and a one-way valve is installed on the connecting pipe.

[0013] By adopting the above technical solution, when the cam presses the movable end of the drive telescopic rod, the volume of the rodless cavity of the drive telescopic rod decreases, the first spring is in a compressed state, and the liquid in the rodless cavity of the drive telescopic rod flows into the rodless cavity of the self-locking telescopic rod through the connecting pipe. The movable end of the self-locking telescopic rod extends outward and is embedded in the limiting groove of the protective door. The one-way valve prevents the liquid from flowing backward, and the self-locking telescopic rod maintains the extended state, realizing the self-locking of the protective door, so that the protective door is not easy to be opened during the operation of the equipment.

[0014] Optionally, the crushing box is equipped with an emergency stop assembly, which is used to drive the motor and the rotating shaft to disconnect. The emergency stop assembly includes an emergency stop part, a reset part, a connecting plate, and a pressing plate. The emergency stop part is located inside the crushing box and is used to drive the motor and the rotating shaft to disconnect. The reset part is located inside the crushing box and is used to drive the drive telescopic rod and the self-locking telescopic rod to reset. The connecting plate is horizontally arranged inside the crushing box, and its two ends are respectively connected to the reset part and the emergency stop part. A sliding groove is provided on the crushing box. The pressing plate is horizontally arranged and slidably connected to the sliding groove in the vertical direction. One end of the pressing plate is fixedly connected to the connecting plate. A second spring is vertically arranged at the bottom end of the pressing plate, and the two ends of the second spring are fixedly connected to the pressing plate and the bottom wall of the crushing box, respectively.

[0015] By adopting the above technical solution, when the equipment needs to be stopped urgently, the operator presses the pressing plate in the slide groove. The pressing plate drives the connecting plate to slide in the vertical direction. The connecting plate drives the emergency stop part and the reset part to move. The emergency stop part cuts off the power transmission between the motor and the rotating shaft, so that the cutting and crushing components stop working. The reset part drives the drive telescopic rod and the self-locking telescopic rod to reset through the hydraulic circuit, so that the protective door can be easily opened, thereby making it easier for the operator to handle abnormal situations.

[0016] Optionally, the emergency stop part includes a rotating ring; the rotating ring is horizontally sleeved on the output shaft of the motor and is slidably connected to the limiting block along the axis of the rotating shaft; the rotating ring is fixedly connected to one end of the connecting plate.

[0017] By adopting the above technical solution, when the connecting plate slides vertically, the connecting plate drives the rotating ring to slide downward. The limiting block and the rotating ring slide circumferentially along the axis of the rotating shaft. The rotating ring drives the limiting block to disengage from the limiting groove at the bottom of the rotating shaft, thereby disconnecting the motor output shaft from the rotating shaft and making it easy to stop the equipment.

[0018] Optionally, a guide groove is provided on the rotating shaft.

[0019] By adopting the above technical solution, when the equipment needs to be restored to operation, the operator lifts the pressing plate upwards, the pressing plate drives the connecting plate to slide upwards, the connecting plate drives the rotating ring to slide upwards, and the rotating ring drives the limit block to move upwards synchronously. The limit block interacts with the guide slope of the guide groove, making it easy for the limit block to slide into the limit groove when it moves upwards, thus making it easy for the equipment to be restored to operation.

[0020] Optionally, the reset part includes a return pipe and a baffle; both ends of the return pipe are respectively connected to the connecting pipe and the rodless cavity of the drive telescopic rod; the baffle is vertically arranged and used to isolate the return pipe, one end of the baffle is fixedly connected to one end of the connecting plate, and a receiving groove is provided on the crushing box, with the baffle located in the receiving groove.

[0021] By adopting the above technical solution, when the connecting plate slides in the vertical direction, the connecting plate drives the partition to slide downward, the return pipe passage opens, and the drive telescopic rod is reset under the action of the first spring. At the same time, the liquid in the rodless cavity of the self-locking telescopic rod flows back to the rodless cavity of the drive telescopic rod through the connecting pipe, and the movable end of the self-locking telescopic rod contracts, making the protective door easy to open, thereby making the self-locking component easy to reset.

[0022] In summary, this application includes at least one of the following beneficial technical effects: By setting up cutting and crushing components, the cutting and crushing processes can be carried out continuously, thereby improving the production efficiency of the cutting and crushing device used in mineral wool board production. By incorporating a self-locking component, the protective door is not easily opened during equipment operation; By incorporating an emergency stop component, the equipment can be easily stopped. Attached Figure Description

[0023] Figure 1 This is a structural schematic diagram of an embodiment of this application; Figure 2 This is a cross-sectional view of an embodiment of this application; Figure 3 yes Figure 1 A magnified view of a section at point A in the middle; Figure 4 yes Figure 2 A magnified view of a section at point B in the middle; Figure 5 yes Figure 2 A magnified view of a section at point C; Figure 6 yes Figure 2 A magnified view of a section at point D.

[0024] Explanation of reference numerals in the attached drawings: 1. Crushing box; 11. Protective door; 111. Handle; 112. Limiting groove; 12. Guide pipe; 121. Filter screen; 13. Negative pressure unit; 14. Collection box; 141. Discharge pipe; 15. Baffle; 16. Slide groove; 17. Receiving tank; 18. Support; 2. Cutting and crushing assembly; 21. Drive unit; 211. Motor; 2111. Limiting block; 212. Rotating shaft; 2121. Limiting slide groove; 2122. Guide groove; 22. Cutting unit; 221. Cutting... 23. Blade; 231. Crushing section; 232. Drive shaft; 233. Crushing roller; 3. Rotating assembly; 31. Gear; 32. End face gear; 4. Self-locking assembly; 41. Cam; 42. Drive telescopic rod; 421. First spring; 43. Self-locking telescopic rod; 44. Connecting pipe; 441. One-way valve; 5. Emergency stop assembly; 51. Emergency stop section; 511. Rotating ring; 52. Reset section; 521. Partition plate; 522. Return pipe; 53. Connecting plate; 54. Pressing plate; 541. Second spring. Detailed Implementation

[0025] The following is in conjunction with the appendix Figure 1-6 This application will be described in further detail.

[0026] This application discloses a cutting and crushing device for mineral wool board production. (Refer to...) Figure 1 and Figure 2A cutting and crushing device for mineral wool board production includes a crushing box 1, a cutting and crushing assembly 2, a self-locking assembly 4, and an emergency stop assembly 5. The crushing box 1 is vertically arranged and cylindrical in shape. A protective door 11 is located at the top of the crushing box 1, and the protective door 11 is horizontally arranged and rectangular in shape, hinged to the crushing box 1. The cutting and crushing assembly 2 is located inside the crushing box 1 and is used to cut and crush the mineral wool board. The self-locking assembly 4 is located inside the crushing box 1 and is used to lock the protective door 11. The emergency stop assembly 5 is located on the crushing box 1 and is used to stop the cutting and crushing assembly 2 from operating.

[0027] When the mineral wool board is being cut and crushed, the operator opens the protective door 11, puts the mineral wool board into the crushing box 1, closes the protective door 11, and the self-locking component 4 locks the protective door 11. The cutting and crushing component 2 then cuts and crushes the mineral wool board. When the equipment needs to be stopped urgently, the emergency stop component 5 works, causing the cutting and crushing component 2 to stop working. Through the continuous operation of the cutting and crushing process, the production efficiency of the cutting and crushing device for mineral wool board production is improved.

[0028] Reference Figures 2 to 4 A handle 111 is fixedly connected to the top of the protective door 11, and the handle 111 is vertically positioned. A limiting groove 112 is formed on the side wall of the protective door 11, and the limiting groove 112 is rectangular in shape. A guide pipe 12 is connected to one side of the crushing box 1, and a filter screen 121 is fixedly connected to the side of the guide pipe 12 near the crushing box 1. The filter screen 121 is vertically positioned and is rectangular in shape. A negative pressure unit 13 is installed on the side of the crushing box 1 near the guide pipe 12. The negative pressure unit 13 is vertically positioned, and its air inlet is connected to the guide pipe 12. A collection box 14 is installed on the side of the crushing box 1 near the negative pressure unit 13. The collection box 14 is vertically positioned and is rectangular in shape.

[0029] A discharge pipe 141 is connected to the top of the collection box 14. The discharge pipe 141 is circular, and its end away from the collection box 14 is connected to the air outlet of the negative pressure machine 13. A baffle 15 is horizontally installed inside the crushing box 1. The baffle 15 is circular and fixedly connected to the crushing box 1. A sliding groove 16 is provided on the side wall of the crushing box 1. The sliding groove 16 is rectangular. A receiving groove 17 is provided on the side wall of the crushing box 1. A bracket 18 is fixedly installed at the bottom of the crushing box 1.

[0030] Reference Figure 2 The cutting and crushing assembly 2 includes a drive unit 21, a cutting unit 22, and a crushing unit 23. The drive unit 21 is located on the crushing box 1; the cutting unit 22 is located inside the crushing box 1 and is used to cut the mineral wool board; the crushing unit 23 is located below the cutting unit 22 and above the baffle 15, and is used to crush the cut mineral wool board; the drive unit 21 is used to drive the cutting unit 22 and the crushing unit 23 to work.

[0031] Reference Figure 2 and Figure 5 The drive unit 21 includes a motor 211 and a rotating shaft 212. The motor 211 is vertically mounted and installed at the bottom of the crushing box 1. A limit block 2111 is provided on the output shaft of the motor 211. The limit block 2111 is vertically mounted and rectangular in shape, and is slidably connected to the output shaft of the motor 211 in the vertical direction. The rotating shaft 212 is vertically mounted inside the crushing box 1 and is circular in shape. A limit groove 2121 is provided at the bottom end of the rotating shaft 212. The limit groove 2121 is rectangular in shape, and the limit block 2111 is located inside the limit groove 2121. A guide groove 2122 is provided at the bottom end of the rotating shaft 212. The guide groove 2122 is circularly constricted.

[0032] Reference Figure 2 The cutting section 22 includes cutting blades 221, which are horizontally arranged and rectangular in shape. The cutting blades 221 are fixedly connected to the rotating shaft 212 and located above the baffle 15. Multiple cutting blades 221 are arranged circumferentially along the axis of the rotating shaft 212. The crushing section 23 includes a drive shaft 231 and a crushing roller 232. The drive shaft 231 is circular in shape and horizontally arranged above the baffle 15. The drive shaft 231 is rotatably connected to the rotating shaft 212 along its axis. The crushing roller 232 is horizontally arranged and circular in shape, and is fixedly connected to the drive shaft 231.

[0033] When the mineral wool board is cut and crushed, the operator controls the motor 211 to work, which drives the rotating shaft 212 to rotate. The rotating shaft 212 drives the cutting blade 221 to cut the mineral wool board. After the mineral wool board is cut, it falls down. The rotating shaft 212 drives the drive shaft 231 to rotate along the rotating shaft 212. The drive shaft 231 drives the crushing roller 232 to move, which crushes the material. The operator controls the negative pressure machine 13 to work. The negative pressure machine 13 sucks the crushed mineral wool board into the collection box 14. The rotating shaft 212 synchronously drives the movement of the cutting blade 221 and the crushing roller 232, which improves the production efficiency of the equipment.

[0034] Reference Figure 2 and Figure 6 A rotating assembly 3 is provided on the baffle 15, which drives the drive shaft 231 to rotate. The rotating assembly 3 includes a gear 31 and an end gear 32. The gear 31 is vertically arranged and fixedly connected to the drive shaft 231. The end gear 32 is horizontally arranged and fixedly connected to the crushing box 1, and the end gear 32 meshes with the gear 31.

[0035] When the mineral wool board is cut and crushed, the rotating shaft 212 drives the drive shaft 231 to rotate along the rotating shaft 212. The meshing of the gear 31 and the end face gear 32 causes the gear 31 to rotate, thereby causing the crushing roller 232 to rotate around its own axis, which improves the crushing efficiency of the mineral wool board.

[0036] Reference Figure 2 and Figure 6 The self-locking assembly 4 includes a cam 41, a drive telescopic rod 42, a self-locking telescopic rod 43, and a connecting pipe 44. The cam 41 is horizontally positioned below the baffle 15 and is fixedly connected to the rotating shaft 212. The drive telescopic rod 42 is horizontally positioned below the baffle 15, and its fixed end is fixedly connected to the crushing box 1. The rodless cavity of the drive telescopic rod 42 is filled with liquid, and its movable end abuts against the cam 41.

[0037] A first spring 421 is horizontally installed in the rodless cavity of the drive telescopic rod 42, and the two ends of the first spring 421 are fixedly connected to the rodless cavity and the rod cavity of the drive telescopic rod 42, respectively. A self-locking telescopic rod 43 is horizontally embedded at the top of the crushing box 1, and its rodless cavity is filled with liquid. When the protective door 11 is locked, the movable end of the self-locking telescopic rod 43 is located within the limiting groove 112. The connecting pipe 44 is a circular tube, and its two ends are connected to the rodless cavity of the drive telescopic rod 42 and the rodless cavity of the self-locking telescopic rod 43, respectively. A one-way valve 441 is installed on the connecting pipe 44.

[0038] When the rotating shaft 212 rotates, it drives the cam 41 to rotate. The cam 41 squeezes the movable end of the drive telescopic rod 42, reducing the volume of the rodless cavity of the drive telescopic rod 42. The first spring 421 is in a compressed state. The liquid in the rodless cavity of the drive telescopic rod 42 flows into the rodless cavity of the self-locking telescopic rod 43 through the connecting pipe 44 and the one-way valve 441. The movable end of the self-locking telescopic rod 43 extends outward and is embedded in the limiting groove 112 of the protective door 11, thereby realizing the self-locking of the protective door 11.

[0039] Reference Figure 2 and Figure 6 The emergency stop assembly 5 includes an emergency stop part 51, a reset part 52, a connecting plate 53, and a pressing plate 54. The emergency stop part 51 is located inside the crushing chamber 1 and is used to disconnect the motor 211 from the rotating shaft 212. The reset part 52 is located inside the crushing chamber 1 and is used to reset the drive telescopic rod 42 and the self-locking telescopic rod 43. The connecting plate 53 is horizontally arranged inside the crushing chamber 1 and is rectangular in shape. The pressing plate 54 is horizontally arranged and is rectangular in shape. The pressing plate 54 is slidably connected to the slide groove 16 in the vertical direction. One end of the pressing plate 54 is fixedly connected to the connecting plate 53. A second spring 541 is vertically arranged at the bottom end of the pressing plate 54, and both ends of the second spring 541 are fixedly connected to the pressing plate 54 and the bottom wall of the crushing chamber 1, respectively.

[0040] Reference Figure 5 The emergency stop unit 51 includes a rotating ring 511, which is horizontally sleeved on the output shaft of the motor 211 and is in the shape of a ring. The rotating ring 511 is slidably connected to the limiting block 2111 along the axis of the rotating shaft 212 and is fixedly connected to one end of the connecting plate 53.

[0041] Reference Figure 6 The reset part 52 includes a return pipe 522 and a baffle 521. The return pipe 522 is rectangular and its two ends are connected to the connecting pipe 44 and the rodless cavity of the drive telescopic rod 42, respectively. The connection between the return pipe 522 and the connecting pipe 44 is located above the one-way valve 441. The baffle 521 is vertically arranged and rectangular. The baffle 521 is inserted into the return pipe 522 and located in the receiving groove 17. The baffle 521 is fixedly connected to the end of the connecting plate 53 away from the rotating ring 511.

[0042] When the equipment needs to be stopped urgently, the operator presses the pressing plate 54 in the slide groove 16. The second spring 541 is in a compressed state. The pressing plate 54 drives the connecting plate 53 to slide vertically. The connecting plate 53 drives the rotating ring 511 and the partition plate 521 to slide downward. The limiting block 2111 and the rotating ring 511 slide circumferentially along the axis of the rotating shaft 212. The rotating ring 511 drives the limiting block 2111 to disengage from the limiting slide groove 2121 at the bottom of the rotating shaft 212. The output shaft of the motor 211 is disconnected from the rotating shaft 212. When the partition plate 521 slides downward, the return pipe 522 is opened, the first spring 421 is reset, and the liquid in the rodless cavity of the self-locking telescopic rod 43 flows to the rodless cavity of the driving telescopic rod 42 through the connecting pipe 44 and the return pipe 522. The movable end of the driving telescopic rod 42 contracts, making the protective door 11 easy to open and the self-locking component 4 easy to reset.

[0043] When the equipment needs to be restarted, the operator stops pressing the pressing plate 54 in the slide groove 16, the second spring 541 resets, the second spring 541 drives the pressing plate 54 to slide upward, the pressing plate 54 drives the connecting plate 53 to slide upward, the connecting plate 53 drives the rotating ring 511 to slide upward, the rotating ring 511 drives the limiting block 2111 to move upward synchronously, the limiting block 2111 interacts with the guide slope of the guide groove 2122, and when the limiting block 2111 moves upward, it slides into the limiting slide groove 2121, making it easy for the equipment to be restarted.

[0044] The implementation principle of a cutting and crushing device for mineral wool board production according to an embodiment of this application is as follows: In use, the operator opens the protective door 11, puts the mineral wool board into the crushing box 1, closes the protective door 11, and drives the motor 211 to work. The motor 211 drives the rotating shaft 212 to rotate, and the rotating shaft 212 drives the cam 41 to rotate. The cam 41 squeezes the movable end of the drive telescopic rod 42, and the liquid in the rodless chamber of the drive telescopic rod 42 flows into the rodless chamber of the self-locking telescopic rod 43 through the connecting pipe 44 and the one-way valve 441. The movable end of the self-locking telescopic rod 43 extends outward and is embedded in the limiting groove 112 of the protective door 11.

[0045] When the mineral wool board is cut and crushed, the rotating shaft 212 drives the cutting blade 221 to cut the mineral wool board. The rotating shaft 212 drives the crushing roller 232 to rotate around the axis of the rotating shaft 212. The crushing roller 232 crushes the cut mineral wool board. The operator controls the negative pressure machine 13 to work, and the negative pressure machine 13 sucks the crushed mineral wool board into the collection box 14.

[0046] When the equipment needs to be stopped urgently, the operator presses the pressing plate 54 in the slide groove 16. The pressing plate 54 drives the connecting plate 53 to slide vertically. The connecting plate 53 drives the rotating ring 511 and the partition plate 521 to slide downward. The rotating ring 511 drives the limiting block 2111 to disengage from the limiting slide groove 2121 at the bottom of the rotating shaft 212. The output shaft of the motor 211 is disconnected from the rotating shaft 212. When the partition plate 521 slides downward, the passage of the return pipe 522 is opened. The liquid in the rodless cavity of the self-locking telescopic rod 43 flows to the rodless cavity of the driving telescopic rod 42 through the connecting pipe 44 and the return pipe 522. The movable end of the driving telescopic rod 42 retracts, and the self-locking component 4 is reset.

[0047] When the equipment needs to be restarted, the operator stops pressing the pressing plate 54 in the slide groove 16, the second spring 541 resets, the second spring 541 drives the pressing plate 54 to slide upward, the pressing plate 54 drives the connecting plate 53 to slide upward, the rotating ring 511 drives the limiting block 2111 to move upward synchronously, the limiting block 2111 interacts with the guide slope of the guide groove 2122, and when the limiting block 2111 moves upward, it slides into the limiting slide groove 2121, making it easy for the equipment to be restarted.

[0048] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A cutting and crushing device for mineral wool board production, characterized in that: It includes a crushing box (1) and a cutting and crushing assembly (2); the crushing box (1) is vertically arranged, and a protective door (11) is provided at the top of the crushing box (1). A guide pipe (12) is connected to one side of the crushing box (1), and a negative pressure machine (13) is connected to the end of the guide pipe (12) away from the crushing box (1). A collection box (14) is provided on one side of the crushing box (1), and a discharge pipe (141) is connected to the top of the collection box (14). The end of the discharge pipe (141) away from the collection box (14) is connected to the negative pressure machine (13). A baffle (15) is horizontally arranged inside the crushing box (1); the cutting and crushing assembly (2) is... The crushing assembly (2) is located inside the crushing box (1) and is used to cut and crush mineral wool boards; the cutting and crushing assembly (2) includes a drive unit (21), a cutting unit (22) and a crushing unit (23); the drive unit (21) is located on the crushing box (1); the cutting unit (22) is located inside the crushing box (1) and is used to cut mineral wool boards; the crushing unit (23) is located below the cutting unit (22) and above the baffle (15), and the crushing unit (23) is used to crush the cut mineral wool boards; the drive unit (21) is used to drive the cutting unit (22) and the crushing unit (23) to work.

2. The cutting and crushing device for mineral wool board production according to claim 1, characterized in that: The drive unit (21) includes a motor (211) and a rotating shaft (212); the motor (211) is installed at the bottom of the crushing box (1), and the rotating shaft (212) is vertically arranged inside the crushing box (1). A limit groove (2121) is provided at the bottom of the rotating shaft (2121), and a limit block (2111) is provided in the limit groove (2121). The limit block (2111) is slidably connected to the output shaft of the motor (211); the cutting unit (22) Includes a cutting blade (221), which is horizontally arranged in the crushing box (1) and fixedly connected to the rotating shaft (212); the crushing part (23) includes a drive shaft (231) and a crushing roller (232), which is horizontally inserted on the rotating shaft (212) and rotatably connected to the rotating shaft (212), and the crushing roller (232) is horizontally arranged and fixedly connected to the drive shaft (231).

3. The cutting and crushing device for mineral wool board production according to claim 2, characterized in that: A rotating assembly (3) is provided on the baffle (15), which is used to drive the drive shaft (231) to rotate. The rotating assembly (3) includes a gear (31) and an end face gear (32). The gear (31) is vertically arranged and fixedly connected to the drive shaft (231). The end face gear (32) is horizontally arranged and fixedly connected to the crushing box (1). The end face gear (32) meshes with the gear (31).

4. The cutting and crushing device for mineral wool board production according to claim 2, characterized in that: The crushing box (1) is provided with a self-locking assembly (4), which is used to lock the protective door (11). The self-locking assembly (4) includes a cam (41), a drive telescopic rod (42), a self-locking telescopic rod (43), and a connecting pipe (44). The cam (41) is horizontally arranged and located below the baffle (15). The cam (41) is fixedly connected to the rotating shaft (212). The drive telescopic rod (42) is horizontally arranged and located below the baffle (15). The fixed end of the drive telescopic rod (42) is fixedly connected to the crushing box (1), and the movable end abuts against the cam (41). The rodless cavity of the drive telescopic rod (42) is filled with liquid. A first [missing information] is horizontally arranged in the rodless cavity of the drive telescopic rod (42). Spring (421), the two ends of the first spring (421) are fixedly connected to the rodless cavity of the driving telescopic rod (42) and the rod cavity of the driving telescopic rod (42) respectively; the self-locking telescopic rod (43) is horizontally embedded at the top of the crushing box (1), the rodless cavity of the self-locking telescopic rod (43) is filled with liquid, the protective door (11) has a limit groove (112) on the side near the self-locking telescopic rod (43), when the protective door (11) is locked, the movable end of the self-locking telescopic rod (43) is located in the limit groove (112); the two ends of the connecting pipe (44) are connected to the rodless cavity of the driving telescopic rod (42) and the rodless cavity of the self-locking telescopic rod (43) respectively, and a one-way valve (441) is installed on the connecting pipe (44).

5. The cutting and crushing device for mineral wool board production according to claim 4, characterized in that: An emergency stop assembly (5) is provided on the crushing box (1). The emergency stop assembly (5) is used to drive the motor (211) and the rotating shaft (212) to disconnect. The emergency stop assembly (5) includes an emergency stop part (51), a reset part (52), a connecting plate (53), and a pressing plate (54). The emergency stop part (51) is located inside the crushing box (1) and is used to drive the motor (211) to disconnect from the rotating shaft (212). The reset part (52) is located inside the crushing box (1) and is used to drive the drive telescopic rod (42) and the self-locking telescopic rod (43) to reset. The connecting plate (53) is horizontally arranged inside the crushing box (1), and its two ends are respectively connected to the reset part (52) and the emergency stop part (51). The crushing box (1) is provided with a sliding groove (16). The pressing plate (54) is horizontally arranged and is slidably connected to the sliding groove (16) in the vertical direction. One end of the pressing plate (54) is fixedly connected to the connecting plate (53). A second spring (541) is vertically arranged at the bottom end of the pressing plate (54). The two ends of the second spring (541) are fixedly connected to the pressing plate (54) and the bottom wall of the crushing box (1) respectively.

6. The cutting and crushing device for mineral wool board production according to claim 5, characterized in that: The emergency stop unit (51) includes a rotating ring (511); the rotating ring (511) is horizontally sleeved on the output shaft of the motor (211) and is slidably connected to the limiting block (2111) along the axis of the rotating shaft (212); the rotating ring (511) is fixedly connected to one end of the connecting plate (53).

7. The cutting and crushing device for mineral wool board production according to claim 6, characterized in that: The rotating shaft (212) is provided with a guide groove (2122).

8. The cutting and crushing device for mineral wool board production according to claim 5, characterized in that: The reset part (52) includes a return pipe (522) and a partition (521); the two ends of the return pipe (522) are respectively connected to the connecting pipe (44) and the rodless cavity of the drive telescopic rod (42); the partition (521) is vertically arranged and is used to isolate the return pipe (522); one end of the partition (521) is fixedly connected to one end of the connecting plate (53); the crushing box (1) is provided with a receiving groove (17), and the partition (521) is located in the receiving groove (17).

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