CN212021314U

CN212021314U - Phenolic molding plastic grinding roller reducing mechanism

Info

Publication number: CN212021314U
Application number: CN202020631801.9U
Authority: CN
Inventors: 沐霖; 杨小云; 朱永茂; 王文浩
Original assignee: Shanghai Eurasian Synthetic Materials Co ltd
Current assignee: Shanghai Eurasian Synthetic Materials Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-11-27
Anticipated expiration: 2030-04-23

Abstract

The utility model relates to a grinding device for a phenolic moulding plastic grinding roller, in particular to a grinding device for a phenolic moulding plastic, which solves the problem of poor cleaning effect of the cleaning device in the prior art, it includes the grinding cylinder, the grinding cylinder internal rotation is connected with moves the mill, it is conical to move the mill, the grinding cylinder in move the mill top along vertical direction sliding connection have with move the quiet mill of mill mutually supporting, the through-hole has been seted up at quiet mill center, the feeder hopper communicates in the through-hole, be equipped with on the grinding cylinder and be used for driving the gliding actuating cylinder that drives of quiet mill, be equipped with on the grinding cylinder and be used for the drive to move mill pivoted drive assembly, move the gliding scraper blade of mill surface direction along the orientation on the quiet mill inner wall, the scraper blade is used for and moves mill surface butt, it is equipped with on the mill to be used for driving the gliding driving piece one of scraper blade to move, the. The utility model discloses have the effect that can promote the cleaning performance to the device to a certain extent.

Description

Phenolic molding plastic grinding roller reducing mechanism

Technical Field

The utility model relates to a phenolic molding plastic milling equipment especially relates to a phenolic molding plastic grinding roller reducing mechanism.

Background

At present, phenolic plastics are mostly produced at home and abroad by adopting a double-roller open mill to perform hot rolling for refining and molding into sheets, and the sheets are crushed after being cooled.

The traditional phenolic plastic grinding process is improved, materials which are mechanically crushed are directly fed into a roller mill with opposite speed difference, and the traditional phenolic plastic grinding process is also improved as the traditional phenolic plastic grinding process disclosed in the Chinese patent with the application number of CN 201520339662.1; during the material dropped crushing chamber through the pan feeding funnel, driving motor drove first gear and rotated, and first gear and second gear engagement carried out pre-crushing to the raw materials, got into quiet mill and moved the grinding clearance between the mill by the unloading funnel through kibbling material, and rotating electrical machines moved the mill through the pivot and rotates and carry out the crocus to the material.

The above prior art solutions have the following drawbacks: when smashing different materials, in order not to influence the purity of product, generally need wash the device, and current washing generally is that direct leading-in washing water washs the device in the pan feeding funnel, and during the crocus, the material easily adheres to quiet mill and moves the mill, only washes through washing water, is difficult to remove the adhesion on quiet mill and moving the mill to lead to the cleaning performance than relatively poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a phenolic moulding plastics grinding roller reducing mechanism, its advantage can promote the cleaning performance to the device to a certain extent.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a grinding roller crushing device for phenolic molding plastic comprises a crushing barrel, wherein the upper surface of the crushing barrel is communicated and fixedly connected with a feed hopper, two ends of the bottom surface of the crushing barrel are provided with discharge outlets, a movable grinding disc is connected in the crushing barrel in a rotating manner, the movable grinding disc is conical, the crushing barrel is connected above the movable grinding disc in a sliding manner along the vertical direction with a static grinding disc matched with the movable grinding disc, the center of the static grinding disc is provided with a through hole, the feed hopper is communicated with the through hole, the crushing barrel is provided with a first driving cylinder for driving the static grinding disc to slide, the crushing barrel is provided with a driving assembly for driving the movable grinding disc to rotate, a scraping plate which slides towards the outer surface of the movable grinding disc is arranged on the inner wall of the static grinding disc, the scraping plate is used for abutting against the outer surface of the movable grinding disc, the inner wall surface of the static millstone is provided with a chute for the scraper to completely slide in.

By adopting the technical scheme, during grinding, materials are poured into the feed hopper, the materials pass through the through holes to reach the upper surface of the movable grinding disc, the distance between the movable grinding disc and the static grinding disc is controlled by the first air cylinder, then the movable grinding disc is driven to rotate by the driving assembly, and the ground materials are discharged through the discharge hole; during the washing, slide on the quiet mill of cylinder drive, then through driving piece drive scraper blade butt in moving the mill surface, then through drive assembly drive move the mill rotate can, when not needing to wash, enter into the spout completely through driving piece drive scraper blade to do not influence crocus work, can strike off the powder that the adhesion was moved the mill surface to a certain extent through setting up of scraper blade to can promote the cleaning performance to the device to a certain extent.

The present invention may be further configured in a preferred embodiment as: the first driving part is a second air cylinder, the second air cylinder is arranged along the sliding direction of the scraper, the second air cylinder is fixedly connected to the upper surface of the static grinding disc, and a piston rod of the second air cylinder is fixedly connected with the scraper.

By adopting the technical scheme, when the scraper is driven to slide, the second cylinder is started; the driving piece has quick action and good effect.

The present invention may be further configured in a preferred embodiment as: move the coaxial fixedly connected with transfer line of mill lower surface, drive assembly includes motor and dwang, the dwang sets up along the horizontal direction, the coaxial fixedly connected with bevel gear one of dwang one end, the coaxial fixed connection of the dwang other end the motor output shaft, bevel gear meshing is connected with bevel gear two, the coaxial fixed connection of bevel gear two is in on the transfer line.

By adopting the technical scheme, when the movable grinding disc is driven to rotate, the motor is started to drive the rotating rod to rotate, so that the first bevel gear can be driven to rotate, the second bevel gear is driven to rotate by the rotation of the first bevel gear, so that the transmission rod can be driven to rotate, and the movable grinding disc is driven to rotate by the rotation of the transmission rod; the driving assembly is reversed through the bevel gear I and the bevel gear II, and the motor is convenient to mount to a certain extent.

The present invention may be further configured in a preferred embodiment as: crushing barrel bottom surface has along its length direction sliding connection and is used for the butt crushing barrel bottom surface push pedal, be equipped with on the dwang and be used for the drive the gliding driving piece two of push pedal.

Through adopting above-mentioned technical scheme, driving piece two can drive the scraper blade and slide along rubbing crusher bottom surface length direction to can push away the discharge gate discharge at the powder of rubbing crusher bottom surface that drops, thereby can prevent that the powder from piling up. When the device is cleaned, the scraper can scrape the flour adsorbed at the bottom of the powder barrel, so that the cleaning effect of the device is improved to a certain extent.

The present invention may be further configured in a preferred embodiment as: the second driving piece is a reciprocating lead screw, the reciprocating lead screw penetrates through the push plate, the reciprocating lead screw is arranged along the sliding direction of the push plate, the reciprocating lead screw is rotatably connected to the inner wall of the crushing barrel, a round rod is fixedly connected to the push plate and is used for being inserted into a thread groove of the reciprocating lead screw, and a transmission rod is provided with a transmission assembly used for driving the reciprocating lead screw to rotate.

Through adopting above-mentioned technical scheme, when the drive push pedal slided, can drive reciprocal lead screw through drive assembly and rotate, and fixedly connected with is used for inserting the round bar of reciprocal lead screw thread groove in the push pedal, and push pedal sliding connection is in powder feed cylinder bottom surface, then reciprocal lead screw rotates and can drive the push pedal and slide, and the reciprocating motion of push pedal can be realized to this driving piece, makes things convenient for the material to discharge from two discharge gates.

The present invention may be further configured in a preferred embodiment as: the transmission assembly comprises a first gear and a second gear, the first gear is coaxially and fixedly connected to the transmission rod, the second gear is coaxially and fixedly connected to one end of the reciprocating screw rod, and the first gear is meshed with the second gear.

By adopting the technical scheme, when the movable grinding disc rotates, the motor is started to drive the rotating rod to rotate, so that the first gear can be driven to rotate, the second gear can drive the reciprocating screw to rotate, and the second gear is arranged at one end of the reciprocating screw, so that the sliding of the scraping plate is not influenced; the transmission assembly is good in transmission effect and stable in transmission.

The present invention may be further configured in a preferred embodiment as: one side of the push plate close to the bottom surface of the crushing barrel is fixedly connected with a rubber pad.

Through adopting above-mentioned technical scheme, can prevent to a certain extent that the push pedal from producing wearing and tearing.

The present invention may be further configured in a preferred embodiment as: fixedly connected with sealed the pad on the spout inner wall, when the scraper blade is blocked completely in the spout, the scraper blade with sealed interference fit.

Through adopting above-mentioned technical scheme, can prevent to a certain extent that the material from entering into the spout.

To sum up, the utility model discloses a following at least one useful technological effect:

1. can promote the cleaning performance to the device to a certain extent.

Drawings

Fig. 1 is a cross-sectional view of an embodiment of the present invention (wherein the movable grinding disc and the static grinding disc are far from schematic).

Fig. 2 is a sectional view of the second embodiment of the present invention (wherein the movable grinding disc and the static grinding disc are close to each other).

Fig. 3 is a schematic structural diagram of a stationary grinding disc according to an embodiment of the present invention.

Fig. 4 is an enlarged schematic view of the region a in fig. 3.

Reference numerals: 1. a milling drum; 2. a feed hopper; 3. a discharge port; 4. a static grinding disc; 5. a first cylinder; 6. a through hole; 7. a movable grinding disc; 8. a groove; 9. a squeegee; 10. a chute; 11. a gasket; 12. a second air cylinder; 13. a transmission rod; 14. a collar; 15. a connecting rod; 16. a drive assembly; 17. a motor; 18. rotating the rod; 19. a first bevel gear; 20. a second bevel gear; 21. pushing the plate; 22. a rubber pad; 23. a reciprocating screw; 24. a round bar; 25. a transmission assembly; 26. a first gear; 27. and a second gear.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a phenolic molding plastic grinding roller reducing mechanism, including crushing barrel 1, 1 cross-sections of crushing barrel are squarely, 1 upper surface intercommunication and fixedly connected with feeder hopper 2 of crushing barrel, discharge gate 3 has all been seted up at 1 bottom surface both ends of crushing barrel.

Crushing cylinder 1 has quiet mill 4 along vertical direction sliding connection in moving 7 tops of mill, and 4 outer wall circumference butt of quiet mill are on 1 inner wall of crushing cylinder, and crushing cylinder 1 is gone up fixedly connected with and is used for driving 4 gliding actuating cylinder 5 that drive of quiet mill, and cylinder 5 sets up along 4 slip directions of quiet mill, and cylinder 5 telescopic link fixed connection is at 4 upper surfaces of quiet mill.

A through hole 6 is formed in the center of the static grinding disc 4, and the feed hopper 2 is communicated with the through hole 6.

A movable grinding disc 7 is rotationally connected in the grinding cylinder 1, the movable grinding disc 7 is conical, and a groove 8 used for being attached to the outer surface of the movable grinding disc 7 is formed in the lower surface of the static grinding disc 4.

The inner wall of the static millstone 4 is provided with a scraper 9 sliding along the direction towards the outer surface of the movable millstone 7, the scraper 9 is used for being abutted against the outer surface of the movable millstone 7, and the inner wall surface of the static millstone 4 is provided with a sliding groove 10 for the scraper 9 to completely slide in.

Referring to fig. 3 and 4, a sealing gasket 11 is fixedly connected to the inner wall of the sliding groove 10, and when the scraper 9 is completely clamped in the sliding groove 10, the scraper 9 and the sealing gasket 11 are in interference fit.

Referring to fig. 1 and 2, a first driving part for driving the scraper 9 to slide is arranged on the movable grinding disc 7, the first driving part is a second air cylinder 12, the second air cylinder 12 is arranged along the sliding direction of the scraper 9, the second air cylinder 12 is fixedly connected to the upper surface of the stationary grinding disc 4, and a piston rod of the second air cylinder 12 is fixedly connected with the scraper 9.

Move the coaxial fixedly connected with transfer line 13 of 7 lower surfaces of mill, rotate the cover on transfer line 13 and be equipped with the lantern ring 14, fixedly connected with connecting rod 15 on the lantern ring 14, connecting rod 15 fixed connection is on crushing barrel 1 inner wall.

The crushing barrel 1 is provided with a driving assembly 16 used for driving the transmission rod 13 to rotate, the driving assembly 16 comprises a motor 17 and a rotating rod 18, the rotating rod 18 is arranged along the horizontal direction, one end of the rotating rod 18 is coaxially and fixedly connected with a first bevel gear 19, the other end of the rotating rod 18 is coaxially and fixedly connected with an output shaft of the motor 17, the first bevel gear 19 is meshed with a second bevel gear 20, and the second bevel gear 20 is coaxially and fixedly connected to the transmission rod 13.

The bottom surface of the crushing barrel 1 is connected with a push plate 21 which is used for abutting against the bottom surface of the crushing barrel 1 in a sliding way along the length direction of the bottom surface, two ends of the push plate 21 are abutted against the inner wall of the crushing barrel 1, and one surface of the push plate 21, which is close to the bottom surface of the crushing barrel 1, is fixedly connected with a rubber pad 22.

Be equipped with on dwang 18 and be used for driving the gliding driving piece two of push pedal 21, driving piece two is reciprocal lead screw 23, and reciprocal lead screw 23 passes through push pedal 21, and reciprocal lead screw 23 sets up along push pedal 21 slip direction, and reciprocal lead screw 23 rotates to be connected on crushing barrel 1 inner wall, and fixedly connected with is arranged in inserting the round bar 24 in the reciprocal lead screw 23 thread groove on the push pedal 21.

The transmission rod 13 is provided with a transmission assembly 25 for driving the reciprocating screw 23 to rotate, the transmission assembly 25 comprises a first gear 26 and a second gear 27, the first gear 26 is coaxially and fixedly connected to the transmission rod 13, the second gear 27 is coaxially and fixedly connected to one end of the reciprocating screw 23, and the first gear 26 is meshed with the second gear 27.

The implementation principle of the embodiment is as follows: when cleaning, water is injected into the grinding cylinder 1 through the feed hopper 2, water flows to the upper surface of the movable grinding disc 7 through the through hole 6, then extends to the edge of the movable grinding disc 7 and falls on the bottom surface of the grinding cylinder 1, and is discharged through the discharge hole 3, meanwhile, the first air cylinder 5 is opened to drive the static grinding disc 4 to move upwards so as to form a certain gap with the movable grinding disc 7, then the scraper 9 is controlled to abut against the movable grinding disc 7 through the second air cylinder 12, then the first motor 17 is started to drive the rotating rod 18 to rotate so as to drive the first bevel gear 19 to rotate, the first bevel gear 19 rotates to drive the second bevel gear 20 to rotate so as to drive the transmission rod 13 to rotate, the transmission rod 13 rotates to drive the movable grinding disc 7 to rotate, meanwhile, the rotating rod 18 rotates to drive the first gear 26 to rotate so as to drive the second gear 27 to rotate, and the second gear 27 rotates.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A phenolic molding plastic grinding roller smashing device comprises a smashing barrel (1), wherein the upper surface of the smashing barrel (1) is communicated with and fixedly connected with a feeding hopper (2), discharge holes (3) are formed in two ends of the bottom surface of the smashing barrel (1), a movable grinding disc (7) is rotationally connected in the smashing barrel (1), the movable grinding disc (7) is conical, the smashing barrel (1) is connected with a static grinding disc (4) which is matched with the movable grinding disc (7) in a sliding mode along the vertical direction above the movable grinding disc (7), a through hole (6) is formed in the center of the static grinding disc (4), the feeding hopper (2) is communicated with the through hole (6), a first driving cylinder (5) used for driving the static grinding disc (4) to slide is arranged on the smashing barrel (1), a driving component (16) used for driving the movable grinding disc (7) to rotate is arranged on the smashing barrel (1), the method is characterized in that: move the gliding scraper blade of mill (7) surface direction (9) along the orientation on quiet mill (4) inner wall, scraper blade (9) be used for with move mill (7) surface butt, it is used for the drive to move to be equipped with on mill (7) scraper blade (9) gliding driving piece one, confession has been seted up to quiet mill (4) internal wall the spout (10) that scraper blade (9) slided in completely.

2. The phenolic molding plastic grinding roller smashing device as claimed in claim 1, wherein: the first driving part is a second air cylinder (12), the second air cylinder (12) is arranged along the sliding direction of the scraper (9), the second air cylinder (12) is fixedly connected to the upper surface of the static grinding disc (4), and a piston rod of the second air cylinder (12) is fixedly connected to the scraper (9).

3. The phenolic molding plastic grinding roller smashing device as claimed in claim 1, wherein: move the coaxial fixedly connected with transfer line (13) of mill (7) lower surface, drive assembly (16) include motor (17) and dwang (18), dwang (18) set up along the horizontal direction, the coaxial fixedly connected with bevel gear (19) of dwang (18) one end, the coaxial fixed connection of dwang (18) other end motor (17) output shaft, bevel gear (19) meshing is connected with bevel gear two (20), the coaxial fixed connection of bevel gear two (20) is in on transfer line (13).

4. The phenolic molding plastic grinding roller smashing device as claimed in claim 3, wherein: crushing barrel (1) bottom surface has along its length direction sliding connection and is used for the butt crushing barrel (1) bottom surface push pedal (21), be equipped with on dwang (18) and be used for the drive the gliding driving piece two of push pedal (21).

5. The phenolic molding plastic grinding roller smashing device as claimed in claim 4, wherein: the driving piece two is reciprocal lead screw (23), reciprocal lead screw (23) pass and penetrate push pedal (21), reciprocal lead screw (23) are followed push pedal (21) slip direction sets up, reciprocal lead screw (23) rotate to be connected on crushing barrel (1) inner wall, fixedly connected with is used for inserting on push pedal (21) round bar (24) in reciprocal lead screw (23) thread groove, be equipped with on transfer line (13) and be used for driving reciprocal lead screw (23) pivoted drive assembly (25).

6. The phenolic molding plastic grinding roller smashing device as claimed in claim 5, wherein: the transmission assembly (25) comprises a first gear (26) and a second gear (27), the first gear (26) is coaxially and fixedly connected to the transmission rod (13), the second gear (27) is coaxially and fixedly connected to one end of the reciprocating screw rod (23), and the first gear (26) is meshed with the second gear (27).

7. The phenolic molding plastic grinding roller smashing device as claimed in claim 4, wherein: one surface of the push plate (21) close to the bottom surface of the crushing barrel (1) is fixedly connected with a rubber pad (22).

8. The phenolic molding plastic grinding roller smashing device as claimed in claim 1, wherein: fixedly connected with sealed pad (11) on spout (10) inner wall, scraper blade (9) are blocked completely during in spout (10), scraper blade (9) with sealed pad (11) interference fit.