Recycled plastic pretreatment crushing equipment

Abstract

The utility model discloses recycled plastic pretreatment crushing equipment which comprises a base, a moving-out assembly is arranged on the upper side of the base and comprises two supporting blocks, a limiting shaft is rotationally connected between the two supporting blocks, a first motor is fixedly installed at one end of the limiting shaft, and a driving bevel gear is installed on the outer wall of the limiting shaft in a sliding mode. The outer wall of one side of the driving bevel gear is rotationally connected with a special-shaped connecting piece, a U-shaped seat is fixedly installed on the outer surface of one side of the special-shaped connecting piece, the inner wall of the lower side of the U-shaped seat is in threaded connection with a forward and reverse screw rod, the outer surface of the driving bevel gear is meshed with a driven bevel gear, and a first rotating shaft is fixedly installed at one end of the driven bevel gear. By means of the structure, maintenance of the crushing rollers is facilitated, the maintenance efficiency of the equipment is greatly improved, meanwhile, the driving bevel gear and the driven bevel gear are engaged all the time, the equipment debugging time is shortened, and then the working efficiency of the equipment is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of regenerated plastic production, more specifically, the utility model relates to a regenerated plastic pretreatment crushing equipment. BACKGROUND

[0002] The regenerated plastic raw material refers to the plastic raw material obtained by recycling waste plastics and processing, which can be used to manufacture plastic products again. When processing the regenerated plastic raw material, pretreatment operation is required, and the raw material needs to be crushed. Some crushing machines block the raw material by installing mesh plates. The crushed particles can fall through the through holes of the mesh plate, realizing crushing and unloading at the same time. However, such mesh plates lack ejection components. If the debris raw material is stuck in the through holes of the mesh plate, it will affect normal unloading operation, making the debris unable to fall out normally, affecting unloading effect.

[0003] To solve the above problems, patent CN221659824U discloses a regenerated plastic raw material pretreatment equipment, which is fixedly installed on the sleeve rod. The ejection probe is used for ejecting the plastic stuck in the mesh plate, facilitating crushing and unloading operation, and not easy to block, convenient to use.

[0004] However, it still has some shortcomings in actual use, for example: the above-mentioned crushing mechanism is usually directly fixed in its interior. Since the crushing roller may be worn or damaged after long-term work, it is not convenient to replace or repair, greatly increasing the labor amount and labor time of maintenance personnel, and to a certain extent, reducing the maintenance efficiency of the equipment. In order to solve the shortcomings of the prior art, we propose a regenerated plastic pretreatment crushing equipment. UTILITY MODEL CONTENTS

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a regenerated plastic pretreatment crushing equipment to solve the problem that the existing crushing mechanism is usually directly fixed in its interior. Since the crushing roller may be worn or damaged after long-term work, it is not convenient to replace or repair, greatly increasing the labor amount and labor time of maintenance personnel, and to a certain extent, reducing the maintenance efficiency of the equipment.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a regenerated plastic pretreatment crushing equipment, comprising a base, the upper side of the base is provided with a removal assembly, one side of the removal assembly is provided with a locking assembly, the upper side of the removal assembly is provided with a lifting assembly, the inner cavity bottom of the base is slidably installed with a collection frame;

[0007] The moving-out assembly comprises two supporting blocks, a limiting shaft rotatably connected between the two supporting blocks, a first motor fixedly installed at one end of the limiting shaft, a driving bevel gear slidingly installed on the outer wall of the limiting shaft, a special-shaped connecting piece rotatably connected to the outer wall of one side of the driving bevel gear, a U-shaped seat fixedly installed on the outer surface of one side of the special-shaped connecting piece, a forward and reverse screw rod threadedly connected to the lower inner wall of the U-shaped seat, a driven bevel gear meshed with the outer surface of the driving bevel gear, and a first rotating shaft fixedly installed at one end of the driven bevel gear.

[0008] Among them, two supporting blocks are fixedly installed on the upper surface of one side of the base, the special-shaped connecting piece slides on the upper surface of one side of the base, the U-shaped seat slides on the inner surface of the base, the forward and reverse screw rod is rotatably connected to the inner wall of the base, and the crushing roller is rotatably connected to the inner side of the U-shaped seat.

[0009] Among them, the locking assembly comprises a top cover, a connecting block fixedly installed on the lower surface of one side of the top cover, a first U-shaped frame fixedly installed on the outer surface of one side of the top cover, a second rotating shaft rotatably connected to the inner surface of the first U-shaped frame, an electric telescopic rod fixedly installed on the outer surface of the second rotating shaft, a mounting seat fixedly installed at the bottom end of the electric telescopic rod, and a second U-shaped frame rotatably connected to the lower outer wall of the mounting seat.

[0010] Among them, the lifting assembly comprises a feeding frame, hydraulic rods fixedly installed on the lower surfaces of the two sides of the feeding frame, four sliding rods slidingly installed on the inner wall of the feeding frame, the hydraulic rods fixedly installed on the upper outer surface of the base, and the four sliding rods fixedly installed on the upper outer surface of the base and located on the two sides of the hydraulic rods.

[0011] Among them, the outer surface of the limiting shaft is provided with a limiting strip, one side of the driving bevel gear is provided with a fixed sleeve, the fixed sleeve is rotatably connected to the inner wall of the special-shaped connecting piece, and the fixed sleeve is slidingly installed on the outer wall of the limiting strip.

[0012] Among them, one end of the crushing roller is a cylindrical shaft, rotatable on the inner surface of one side of the U-shaped seat and the inner surface of the top cover, the other end of the crushing roller is a square shaft, and the square shaft is slidingly installed in the inner wall of the first rotating shaft.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model discloses a remove component, including support block, the relative motion of two U type seats is driven to two driven helical gears by the rotation positive and negative screw rod, thereby drive two driven helical gears and the synchronous movement of corresponding driving helical gear and special connecting piece, make driving helical gear and driven helical gear always be in meshing state, further drive two crushing rollers to slide out, utilize above -mentioned structure, the relative sliding of two crushing rollers is driven by the rotation positive and negative screw rod, and the maintenance of crushing roller is facilitated, and the maintenance efficiency of equipment is greatly improved, and driving helical gear and driven helical gear always mesh, and the equipment debugging time is reduced, and further the work efficiency of equipment is greatly improved;

[0015] The utility model discloses a locking assembly, including top cover, the second rotary shaft is pushed to by starting electric telescopic handle, make the second rotary shaft rotate in the inside surface of first U type frame, thereby drive connecting block to rotate in the inside wall of one side of U type seat, further drive top cover to overturn, when mounting seat rotates in the inside surface of second U type frame, utilize above -mentioned structure, drive top cover to rotate by starting second U type frame, realized the opening and closing of top cover, and the installation and dismounting of crushing roller are facilitated, further improve the maintenance efficiency of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole structure schematic view of the utility model;

[0017] Figure 2 It is remove component structure schematic view of the utility model;

[0018] Figure 3 It is one side inside structure schematic view of U type seat of the utility model;

[0019] Figure 4 It is locking assembly structure schematic view of the utility model;

[0020] Figure 5 It is lifting assembly structure schematic view of the utility model.

[0021] [REFERENCE SIGNS]

[0022] 1, base;2, remove component;3, locking assembly;4, lifting assembly;5, collection frame;21, support block;22, limit shaft;23, first motor;24, driving helical gear;25, special connecting piece;26, U type seat;27, positive and negative screw rod;28, driven helical gear;29, first rotary shaft;211, crushing roller;31, top cover;32, connecting block;33, first U type frame;34, second rotary shaft;35, electric telescopic handle;36, mounting seat;37, second U type frame;41, feed frame;42, hydraulic rod;43, sliding rod. DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical schemes and advantages to be solved by the utility model more clear, the following will be described in detail in combination with the drawings and specific embodiments.

[0024] As shown in the accompanying Figure 1 to the accompanying Figure 5 The embodiment of the utility model provides a kind of regenerative plastic pretreatment crushing equipment, including base 1, the upper side of base 1 is provided with remove component 2, one side of remove component 2 is provided with locking assembly 3, the upper side of remove component 2 is provided with lifting assembly 4, the inner cavity bottom of base 1 is slidably installed with collection frame 5;

[0025] Remove component 2 includes two support blocks 21, rotationally connected between two support blocks 21 there is limit shaft 22, one end of limit shaft 22 is fixedly installed with first motor 23, the outer wall of limit shaft 22 is slidably installed with driving bevel gear 24, the outer wall of one side of driving bevel gear 24 is rotatably connected with special-shaped connecting piece 25, the outer surface of one side of special-shaped connecting piece 25 is fixedly installed with U-shaped seat 26, the inner wall of the lower side of U-shaped seat 26 is threadedly connected with positive and negative screw rod 27, the outer surface of driving bevel gear 24 is engaged with driven bevel gear 28, one end of driven bevel gear 28 is fixedly installed with first rotating shaft 29, the inner wall of first rotating shaft 29 is slidably installed with crushing roller 211.

[0026] Wherein, two support blocks 21 are fixedly installed on the upper surface of one side of base 1, special-shaped connecting piece 25 slides on the upper surface of one side of base 1, U-shaped seat 26 slides on the inner surface of base 1, positive and negative screw rod 27 is rotatably connected to the inner wall of base 1, crushing roller 211 is rotatably connected to the inner side of U-shaped seat 26, first rotating shaft 29 is rotatably connected to the inner wall of one side of U-shaped seat 26;

[0027] By rotating positive and negative screw rod 27, two crushing rollers 211 are slid out relative, the maintenance of crushing roller 211 is facilitated, the maintenance efficiency of equipment is greatly improved, meanwhile, driving bevel gear 24 and driven bevel gear 28 are always engaged, the equipment debugging time is reduced, and then the working efficiency of equipment is greatly improved.

[0028] Wherein, locking assembly 3 includes top cover 31, the lower surface of one side of top cover 31 is fixedly installed with connecting block 32, the outer surface of one side of top cover 31 is fixedly installed with first U-shaped frame 33, the inner surface of first U-shaped frame 33 is rotatably connected with second rotating shaft 34, the outer surface of second rotating shaft 34 is fixedly installed with electric telescopic rod 35, the bottom end of electric telescopic rod 35 is fixedly installed with mounting seat 36, the outer wall of the lower side of mounting seat 36 is rotatably connected with second U-shaped frame 37, connecting block 32 is rotatably connected to the inner surface of one side of U-shaped seat 26, second U-shaped frame 37 is fixedly installed on the outer surface of one side of U-shaped seat 26;

[0029] By starting the second U-shaped frame 37 to drive the top cover 31 to rotate, the opening and closing of the top cover 31 are realized, the installation and disassembly of the crushing roller 211 are facilitated, and the maintenance efficiency of the equipment is further improved.

[0030] The lifting assembly 4 comprises a feeding frame 41, the two lower surfaces of the feeding frame 41 are symmetrically and fixedly provided with hydraulic rods 42, the inner wall of the feeding frame 41 is slidably provided with four slide rods 43, the hydraulic rods 42 are fixedly installed on the upper outer surface of the base 1, and the four slide rods 43 are uniformly and fixedly installed on the upper outer surface of the base 1 and located at the two sides of the hydraulic rods 42.

[0031] The outer surface of the limiting shaft 22 is provided with a limiting strip, one side of the driving bevel gear 24 is provided with a fixed sleeve, the fixed sleeve is rotationally connected to the inner wall of the special-shaped connecting piece 25, and the outer wall of the limiting strip is slidably installed.

[0032] One end of the crushing roller 211 is a cylindrical shaft, rotationally installed on the inner surface of one side of the U-shaped seat 26 and the inner surface of the top cover 31, and the other end of the crushing roller 211 is a square shaft, slidably installed on the inner wall of the first rotating shaft 29.

[0033] The working process of the utility model is as follows:

[0034] Firstly, the electric telescopic rod 35 is started to push the second rotating shaft 34, so that the second rotating shaft 34 rotates on the inner surface of the first U-shaped frame 33, thereby driving the connecting block 32 to rotate on the inner wall of one side of the U-shaped seat 26, further driving the top cover 31 to overturn and open the top cover 31, then one end of the crushing roller 211 is inserted into the inner wall of the first rotating shaft 29, and the other end is placed in the mounting groove on one side of the U-shaped seat 26, then the electric telescopic rod 35 is started to close the top cover 31, after the installation of the crushing roller 211 is completed, the first motor 23 is started to drive the limiting shaft 22 to rotate, the limiting shaft 22 drives the driving bevel gear 24 to rotate, the driving bevel gear 24 drives the driven bevel gear 28 to rotate, thereby driving the first rotating shaft 29 and the crushing roller 211 to rotate at the same time, and the relative rotation of the two crushing rollers 211 is realized.

[0035] Then the hydraulic rod 42 is started to push the feeding frame 41 to slide on the outer wall of the slide rod 43, so that the feeding frame 41 rises, after the end, the lead screw 27 is rotated to drive the two U-shaped seats 26 to move relatively, thereby driving the two driven bevel gears 28 to push the corresponding driving bevel gears 24 and special-shaped connecting pieces 25 to move synchronously, so that the driving bevel gears 24 and the driven bevel gears 28 are always in meshing state, further driving the two crushing rollers 211 to approach each other, and the blades on the outer walls of the two crushing rollers 211 approach each other to mesh with each other, finally, the hydraulic rod 42 is started again to make the feeding frame 41 adhere to the upper outer surface of the base 1.

[0036] Finally should be explained a few points are: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the term "installation", "connected", "connection" should be broad, can be mechanical or electrical connection, but also can be two elements inside the communication, can be directly connected, "up", "down", "left", "right" and so on, only for indicating the relative position relationship, when the absolute position of the described object changes, the relative position relationship may change;

[0037] Second: the utility model discloses the embodiment in the drawing, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other;

[0038] Finally: the above only for the preferred embodiment of the utility model has, and does not for limiting the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A regenerating plastic pre-treatment shredding apparatus comprising a base (1), characterized in that, The upper side of the base (1) is provided with a moving-out assembly (2), one side of the moving-out assembly (2) is provided with a locking assembly (3), the upper side of the moving-out assembly (2) is provided with a lifting assembly (4), the inner cavity bottom of the base (1) is slidably installed with a collection frame (5); The moving-out assembly (2) comprises two supporting blocks (21), a limiting shaft (22) is rotatably connected between the two supporting blocks (21), a first motor (23) is fixedly installed at one end of the limiting shaft (22), a driving bevel gear (24) is slidably installed on the outer wall of the limiting shaft (22), a special-shaped connecting piece (25) is rotatably connected to the outer wall of one side of the driving bevel gear (24), a U-shaped seat (26) is fixedly installed on the outer surface of one side of the special-shaped connecting piece (25), a positive and negative screw rod (27) is threadedly connected to the lower inner wall of the U-shaped seat (26), a driven bevel gear (28) is engaged with the outer surface of the driving bevel gear (24), a first rotating shaft (29) is fixedly installed at one end of the driven bevel gear (28), and a crushing roller (211) is slidably installed on the inner wall of the first rotating shaft (29).

2. The recycled plastic pre-treatment and shredding apparatus of claim 1, wherein, The two supporting blocks (21) are fixedly installed on the upper surface of one side of the base (1), the special-shaped connecting piece (25) slides on the upper surface of one side of the base (1), the U-shaped seat (26) slides on the inner surface of the base (1), the positive and negative screw rod (27) is rotatably connected to the inner wall of the base (1), the crushing roller (211) is rotatably connected to the inner side of the U-shaped seat (26), and the first rotating shaft (29) is rotatably connected to the inner wall of one side of the U-shaped seat (26).

3. The recycled plastic pre-treatment and shredding apparatus of claim 1, wherein, The locking assembly (3) comprises a top cover (31), a connecting block (32) is fixedly installed on the lower surface of one side of the top cover (31), a first U-shaped frame (33) is fixedly installed on the outer surface of one side of the top cover (31), a second rotating shaft (34) is rotatably connected to the inner side surface of the first U-shaped frame (33), an electric telescopic rod (35) is fixedly installed on the outer surface of the second rotating shaft (34), an installation seat (36) is fixedly installed at the bottom end of the electric telescopic rod (35), a second U-shaped frame (37) is rotatably connected to the lower outer wall of the installation seat (36), and the connecting block (32) is rotatably connected to the inner surface of one side of the U-shaped seat (26).

4. The recycled plastic pre-treatment and shredding apparatus of claim 1, wherein, The lifting assembly (4) comprises a feeding frame (41), hydraulic rods (42) are fixedly installed on the lower surfaces of the two sides of the feeding frame (41), four slide rods (43) are slidably installed on the inner wall of the feeding frame (41), the hydraulic rods (42) are fixedly installed on the upper outer surface of the base (1), and the four slide rods (43) are uniformly fixedly installed on the upper outer surface of the base (1) and located on the two sides of the hydraulic rods (42).

5. The recycled plastic pre-treatment and shredding apparatus of claim 1, wherein, The outer surface of the limiting shaft (22) is provided with a limiting strip, one side of the driving bevel gear (24) is provided with a fixed sleeve, and the fixed sleeve is rotatably connected to the inner wall of the special-shaped connecting piece (25) and slidably installed on the outer wall of the limiting strip.

6. The recycled plastic pre-treatment and shredding apparatus of claim 1, wherein, One end of the crushing roller (211) is a cylindrical shaft and rotates in the inner surface of one side of the U-shaped seat (26) and the inner surface of the top cover (31), and the other end of the crushing roller (211) is a square shaft and is slidingly installed in the inner wall of the first rotating shaft (29).

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