CN112428501B

CN112428501B - Energy-saving rubber forming machine

Info

Publication number: CN112428501B
Application number: CN202011178382.9A
Authority: CN
Inventors: 袁康杰; 刘义林; 王军华; 郑叶芳
Original assignee: Taizhou Yunzhi Technology Co ltd
Current assignee: Taizhou Solarwind Rubber Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2022-09-23
Anticipated expiration: 2040-10-29
Also published as: CN112428501A

Abstract

The invention relates to the technical field of rubber manufacturing, in particular to an energy-saving rubber forming machine, which comprises a supporting box, an electric push rod, a connecting plate and positioning blocks, wherein the lower side of each positioning block is provided with a longitudinal plate, the bottom end of each longitudinal plate is fixedly connected with an upper die, the interior of a sleeve is vertically and slidably connected with a lower die, the outer side wall of the lower die is contacted with the inner wall of the sleeve, the interior of each lower die is provided with a top pressing block, the bottom end of each lower die is communicated with a vent pipe, the top end of each top pressing block is fixedly connected with a blocking shaft, the top end of each blocking shaft is inserted into the top side wall of the lower die, the bottom end of each lower die is fixedly connected with an extension shaft, the lower side of a middle plate is provided with a moving plate, the top end of the moving plate is fixedly connected with the bottom end of each extension shaft, the opposite ends of two guide rails are vertically and slidably matched with sliding blocks, and each sliding block is connected with the opposite end of each corresponding extension plate, the bottom of the inner wall of the supporting box is fixedly connected with a frame plate; it is time-saving and labor-saving, and has high efficiency in production.

Description

Energy-saving rubber forming machine

Technical Field

The invention relates to the technical field of rubber manufacturing, in particular to an energy-saving rubber forming machine.

Background

Rubber is taken as a common raw material, and the rubber raw material is mostly in a rod shape and a plate shape, so that when the rubber is used for manufacturing products, the raw material needs to be preliminarily shaped.

Through retrieval, the patent publication No. CN210415204U discloses a rubber forming machine, which has the technical scheme that the rubber forming machine comprises a rack, an upper die holder, a lower die holder and a driving cylinder for driving the upper die holder to vertically move, wherein the rack is connected with a mounting plate for placing the lower die holder, the mounting plate is provided with at least two groups of limiting assemblies for limiting the movement of the lower die holder, each limiting assembly comprises a rotating rod rotatably connected with the mounting plate and a limiting block arranged on the side wall of the rotating rod, and the lower die holder is provided with a limiting groove for allowing one end of the limiting block to rotate in; the mounting plate is fixed with four L-shaped blocks which are respectively attached to four corners of the lower die holder.

It is in the use, needs the user to put the rubber raw materials at the processing position one by one, later takes to because the fashioned pattern of rubber is different, need often change the mould, waste time and energy, efficiency is lower in the production.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the energy-saving rubber forming machine which is time-saving, labor-saving and high in production efficiency.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: an energy-saving rubber forming machine comprises a support box, wherein an electric push rod is fixedly connected to the top end of the support box, a connecting plate is fixedly connected to an output shaft end of the electric push rod, a plurality of vertical plates are fixedly connected to the bottom end of the connecting plate, a sliding plate is arranged on the lower side of the connecting plate, the top end of the sliding plate is fixedly connected with the bottom end of each vertical plate, a first cover plate and a second cover plate are respectively connected to the left end and the right end of the sliding plate through screws, a plurality of clamping blocks are arranged in the middle of the top end of the sliding plate, positioning blocks are fixedly connected to the bottom ends of the clamping blocks, the bottom ends of the positioning blocks are inserted into the sliding plate from the top end of the sliding plate, a cavity is formed in the sliding plate, a long hole is formed in the bottom end of the sliding plate, a vertical plate is arranged on the lower side of each positioning block, and the top end of each vertical plate is inserted into the sliding plate from the bottom end of the sliding plate, the bottom end of each longitudinal plate is fixedly connected with an upper die, the top end of each upper die is fixedly connected with a screw rod, the top end of the screw rod penetrates through the middle part of each corresponding longitudinal plate, the middle part of each corresponding positioning block and the middle part of each corresponding fixture block from the bottom end of each corresponding longitudinal plate and is detachably connected with the middle part of each corresponding fixture block, the middle part of the inner wall of the supporting box is fixedly connected with a middle plate, the lower side of each lower die is provided with a sleeve, the rear end of each sleeve is fixedly connected with the front end of each middle plate, the inside of each sleeve is vertically and slidably connected with a lower die, the outer side wall of each lower die is contacted with the inner wall of the sleeve, the inside of each lower die is provided with a cavity, the inside of each lower die is provided with a top pressing block, the bottom end of each lower die is communicated with a vent pipe, and the top end of each top pressing block is fixedly connected with a blocking shaft, the top end of each blocking shaft is inserted into the top side wall of the lower die, the bottom end of each lower die is fixedly connected with an extension shaft, a moving plate is arranged on the lower side of the middle plate, the top end of the moving plate is fixedly connected with the bottom end of each extension shaft, the left end and the right end of the moving plate are fixedly connected with extension plates, the left end and the right end of the inner wall of the support box are fixedly connected with guide rails, opposite ends of the two guide rails are vertically matched with slide blocks in a sliding mode, each slide block is connected with the opposite end of each corresponding extension plate, the bottom of the inner wall of the support box is fixedly connected with a frame plate, a hydraulic cylinder is mounted at the bottom end of the frame plate, and the output shaft end of the hydraulic cylinder is fixedly connected with the middle part of the bottom end of the moving plate.

Preferably, the middle part of the sliding plate is provided with a positioning shaft, the right end of the positioning shaft penetrates through each longitudinal plate from the left end of the first cover plate and contacts with the left end of the second cover plate, the left part of the positioning shaft is fixedly connected with a limiting bump, and the left end of the limiting bump contacts with the right end of the first cover plate.

Preferably, springs are fixedly connected between opposite ends of every two adjacent longitudinal plates, the springs are sleeved on the outer circumferential wall of the positioning shaft, a supporting sleeve is fixedly connected to the left end of the second cover plate, and the left end of the supporting sleeve is in contact with the right end of the rightmost longitudinal plate.

Preferably, the upper part and the lower part of the first cover plate are both connected with positioning screws through threads, and the right end of each positioning screw penetrates through the limiting lug and is in contact with the left end of the leftmost longitudinal plate.

Preferably, the contact part of the top side wall of the lower die and the blocking shaft is fixedly connected with a sealing ring.

Preferably, a first nut is screwed on the upper part of each screw, and the bottom end of each first nut contacts with the top end of the fixture block.

Preferably, the upper part of each screw rod is provided with a second nut in a threaded manner, and the bottom end of each second nut is contacted with the top end of the first nut.

Preferably, the left part and the right part of the first nut are both provided with a limiting shaft, and the bottom end of each limiting shaft penetrates through the first nut and the second nut from the top end of the second nut and is inserted into the corresponding fixture block.

(III) advantageous effects

Compared with the prior art, the invention provides an energy-saving rubber forming machine, which has the following beneficial effects:

the energy-saving rubber forming machine has the advantages that partial gas is introduced into the vent pipe by a user and then is transmitted into each lower die, so that each top pressing block and each blocking shaft are driven to ascend, the Sing side wall of each lower die is sealed, the leakage of rubber into the lower die is reduced, the electric push rod drives the connecting plate, the vertical plate, the sliding plate and the upper die to move downwards, the movable plate and each lower die are driven to ascend by the hydraulic cylinder, so that the upper die and the lower die are attached, the output shaft of the hydraulic cylinder is retracted by the user after the rubber is formed, so that each lower die is driven to descend, the gas in the vent pipe is pumped out by the user, so that the top pressing block and the blocking shaft are driven to descend, so that negative pressure is generated below the rubber blocks, the rubber blocks are sucked, the rubber blocks are conveniently taken out of a sleeve, and the upper dies and the lower dies are operated simultaneously, so that the processing efficiency of products is improved, and through separating screw rod and fixture block when dismantling, later pull down the change with vertical plate and last mould, replace the change mould of more frequency, reach labour saving and time saving, the higher effect of efficiency during production.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of a portion of the structure shown at B in FIG. 1 according to the present invention;

FIG. 4 is a left side view of the sliding plate, the longitudinal plate, the positioning shaft and the screw rod of the present invention;

fig. 5 is a schematic top view of the middle plate and the bushing according to the present invention.

In the figure: 1. a support box; 2. an electric push rod; 3. a connecting plate; 4. a vertical plate; 5. a sliding plate; 6. a first cover plate; 7. a second cover plate; 8. a clamping block; 9. positioning blocks; 10. a longitudinal plate; 11. an upper die; 12. a screw; 13. a middle plate; 14. a sleeve; 15. a lower die; 16. pressing the block; 17. a breather pipe; 18. plugging a shaft; 19. lengthening a shaft; 20. moving the plate; 21. an extension plate; 22. a guide rail; 23. a slider; 24. a frame plate; 25. a hydraulic cylinder; 26. positioning the shaft; 27. a limiting bump; 28. a spring; 29. a support sleeve; 30. a set screw; 31. a seal ring; 32. a first nut; 33. a second nut; 34. and a limiting shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The embodiment is as follows:

referring to fig. 1-5, an energy-saving rubber forming machine comprises a supporting box 1, wherein the top end of the supporting box 1 is fixedly connected with an electric push rod 2, the output shaft end of the electric push rod 2 is fixedly connected with a connecting plate 3, the bottom end of the connecting plate 3 is fixedly connected with a plurality of vertical plates 4, the lower side of the connecting plate 3 is provided with a sliding plate 5, the top end of the sliding plate 5 is fixedly connected with the bottom ends of the vertical plates 4, the left end and the right end of the sliding plate 5 are respectively connected with a first cover plate 6 and a second cover plate 7 through screws, the upper part and the lower part of the first cover plate 6 are both connected with positioning screws 30 through threads, and the right end of each positioning screw 30 passes through a limiting lug 27 and is contacted with the left end of a leftmost vertical plate 10; the position of the longitudinal plate 10 is limited through the positioning screw 30, the transverse offset of the longitudinal plate 10 is reduced, the positioning screw 30 abuts against the longitudinal plate 10 to enable each longitudinal plate 10 to be attached to the positioning shaft 26, the position stability of the upper die 11 is improved, the positioning shaft 26 is arranged in the middle of the sliding plate 5, the right end of the positioning shaft 26 penetrates through each longitudinal plate 10 from the left end of the first cover plate 6 and is contacted with the left end of the second cover plate 7, the limiting bump 27 is fixedly connected to the left portion of the positioning shaft 26, and the left end of the limiting bump 27 is contacted with the right end of the first cover plate 6; the position of each longitudinal plate 10 is limited by a positioning shaft 26, the offset of the longitudinal plates 10 is further reduced, the use reliability is improved, springs 28 are fixedly connected between opposite ends of every two adjacent longitudinal plates 10, each spring 28 is sleeved on the circumferential outer wall of the positioning shaft 26, the left end of the second cover plate 7 is fixedly connected with a support sleeve 29, and the left end of the support sleeve 29 is contacted with the right end of the rightmost longitudinal plate 10; through the elasticity of spring 28, reduce the condition of each vertical plate 10 lateral deviation, further improve the reliability of use, the top middle part of sliding plate 5 is provided with a plurality of fixture blocks 8, and the bottom fixedly connected with locating piece 9 of fixture block 8, the bottom of locating piece 9 is all from the inside of sliding plate 5's top insertion sliding plate 5.

Further, a cavity is formed in the sliding plate 5, a long hole is formed in the bottom end of the sliding plate 5, longitudinal plates 10 are arranged on the lower sides of the positioning blocks 9, the top end of each longitudinal plate 10 is inserted into the sliding plate 5 from the bottom end of the sliding plate 5, an upper die 11 is fixedly connected to the bottom end of each longitudinal plate 10, a screw 12 is fixedly connected to the top end of each upper die 11, the top end of each screw 12 penetrates through the middle of each corresponding longitudinal plate 10, the middle of each corresponding positioning block 9 and the middle of each corresponding fixture block 8 from the bottom end of each corresponding longitudinal plate 10 and is detachably connected with the middle of each corresponding fixture block 8, a first nut 32 is screwed on the upper portion of each screw 12, and the bottom end of each first nut 32 is in contact with the top end of the fixture block 8; the upper part of the screw 12 is fixed by the first nut 32, so that the longitudinal deflection of the screw 12 is reduced, the detachability of the screw 12 and the fixture block 8 is effectively realized, the upper part of each screw 12 is provided with the second nut 33 in a threaded manner, and the bottom end of each second nut 33 is contacted with the top end of the first nut 32; the second nut 33 and the first nut 32 are pre-tightened, so that the looseness of the first nut 32 and the second nut 33 is reduced, the use stability is improved, the left part and the right part of the first nut 32 are respectively provided with a limiting shaft 34, and the bottom end of each limiting shaft 34 penetrates through the first nut 32 and the second nut 33 from the top end of the second nut 33 and is inserted into each corresponding fixture block 8; the relative positions of the first nut 32, the second nut 33 and the fixture block 8 are fixed through a limiting shaft 34, the loosening condition of the first nut 32 and the second nut 33 is reduced, and the effect of further improving the use stability is achieved, the middle part of the inner wall of the supporting box 1 is fixedly connected with a middle plate 13, the lower side of each lower die 15 is provided with a sleeve 14, the rear end of each sleeve 14 is fixedly connected with the front end of each middle plate 13, the inner part of each sleeve 14 is vertically and slidably connected with a lower die 15, the outer side wall of each lower die 15 is contacted with the inner wall of the sleeve 14, the inner part of each lower die 15 is provided with a cavity, the inner part of each lower die 15 is provided with a top pressing block 16, the bottom end of each lower die 15 is communicated with a vent pipe 17, the top end of each top pressing block 16 is fixedly connected with a blocking shaft 18, the top end of each blocking shaft 18 is inserted into the inner part of each lower die 15, the top side wall of each lower die 15 is fixedly connected with a sealing ring 31 at the contact part of the top side wall of the blocking shaft 18, the sealing ring 31 is a copper ring, and the sealing effect of the sealing ring 31 is good, so that the situation that part of gas leaks into the rubber from the contact part of the lower die 15 and the blocking shaft 18 during rubber molding is reduced.

Further, the bottom end of each lower die 15 is fixedly connected with an extension shaft 19, the lower side of the middle plate 13 is provided with a moving plate 20, the top end of the moving plate 20 is fixedly connected with the bottom end of each extension shaft 19, the left end and the right end of the moving plate 20 are fixedly connected with extension plates 21, the left end and the right end of the inner wall of the support box 1 are fixedly connected with guide rails 22, opposite ends of the two guide rails 22 are respectively provided with a slide block 23 in a vertical sliding fit manner, each slide block 23 is connected with the opposite end of each corresponding extension plate 21, the bottom of the inner wall of the support box 1 is fixedly connected with a frame plate 24, the bottom end of the frame plate 24 is provided with a hydraulic cylinder 25, and the output shaft end of the hydraulic cylinder 25 is fixedly connected with the middle part of the bottom end of the moving plate 20; part of gas is introduced into the vent pipe 17 by a user and then is transmitted into each lower die 15, so as to drive each jacking block 16 and each blocking shaft 18 to ascend, further seal the top side wall of each lower die 15, reduce the leakage of rubber into the lower die 15, the electric push rod 2 drives the connecting plate 3, the vertical plate 4, the sliding plate 5 and the upper die 11 to move downwards, and drives the moving plate 20 and each lower die 15 to ascend through the hydraulic cylinder 25, so as to enable the upper die 11 and the lower die 15 to be attached, and after the rubber is formed, the user retracts the output shaft of the hydraulic cylinder 25, so as to drive each lower die 15 to descend, and the gas in the vent pipe 17 is pumped out by the user, so as to drive the jacking block 16 and the blocking shaft 18 to descend, so as to generate negative pressure below the rubber block, so as to suck the rubber block, so as to bring the rubber block out of the sleeve 14, and simultaneously operate through the upper die 11 and the lower die 15, the machining efficiency of the product is improved, the screw rod 12 is separated from the clamping block 8 when the product is detached, then the longitudinal plate 10 and the upper die 11 are detached and replaced, the more frequent replacement dies are replaced, time and labor are saved, and the effect of high efficiency in production is achieved.

To sum up, the working principle and working process of the energy-saving rubber forming machine are that when in use, a user firstly leads part of gas into the vent pipe 17 and then transfers the gas into each lower die 15 to drive each jacking block 16 and the blocking shaft 18 to ascend so as to seal the top side wall of each lower die 15, the user leads rubber raw materials into the space between the lower die 15 and the upper die 11, then the user starts the electric push rod 2 to extend the output shaft of the electric push rod 2, the electric push rod 2 drives the connecting plate 3, the vertical plate 4, the sliding plate 5 and the upper die 11 to move downwards and drives the moving plate 20 and each lower die 15 to ascend through the hydraulic cylinder 25 so as to enable the upper die 11 and the lower die 15 to be jointed and further extrude the rubber raw materials, after the rubber is formed, the user retracts the output shaft of the hydraulic cylinder 25 to further drive each lower die 15 to descend and draw out the gas in the vent pipe 17 through the user, and then the top pressing block 16 and the blocking shaft 18 are driven to descend, so that negative pressure is generated below the rubber block, the rubber block is sucked, the rubber block is conveniently taken out of the sleeve 14, the screw 12 and the clamping block 8 are separated during disassembly, the first cover plate 6 is disassembled, the positioning shaft 26 is disassembled, and the longitudinal plate 10 and the upper die 11 are disassembled and replaced.

The model of the electric push rod 2 is DT400, the electric push rod 2 is a known device directly purchased from the market and used by those skilled in the art, and the electric push rod 2 is not structurally and functionally improved, and is not described in detail herein, and the electric push rod 2 is provided with a control switch matched with the electric push rod, and the installation position of the control switch is selected according to actual use requirements, so that an operator can conveniently perform operation control.

The guide rail 22 and the slider 23 are conventional components that are externally available and well known to those skilled in the art.

The introduction and withdrawal of gas into and from the vent tube 17 is conventional and its associated components are well known to those skilled in the art.

The introduction of rubber feedstock between the lower die 15 and the upper die 11 is conventional and is provided with components and structures well known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An energy-saving rubber forming machine is characterized in that: the device comprises a support box (1) and a lower die (15), wherein the top end of the support box (1) is fixedly connected with an electric push rod (2), an output shaft of the electric push rod (2) is fixedly connected with a connecting plate (3), the bottom end of the connecting plate (3) is fixedly connected with a plurality of vertical plates (4), the lower side of the connecting plate (3) is provided with a sliding plate (5), the top end of the sliding plate (5) is fixedly connected with the bottom ends of the vertical plates (4), the left end and the right end of the sliding plate (5) are respectively connected with a first cover plate (6) and a second cover plate (7) through screws, the middle part of the top end of the sliding plate (5) is provided with a plurality of clamping blocks (8), the bottom ends of the clamping blocks (8) are fixedly connected with a positioning block (9), the bottom ends of the positioning blocks (9) are inserted into the sliding plate (5) from the top end of the sliding plate (5), a cavity is formed in the sliding plate (5), a long hole is formed in the bottom end of the sliding plate (5), a longitudinal plate (10) is arranged on the lower side of each positioning block (9), the top end of each longitudinal plate (10) is inserted into the sliding plate (5) from the bottom end of the sliding plate (5), an upper die (11) is fixedly connected to the bottom end of each longitudinal plate (10), a screw rod (12) is fixedly connected to the top end of each upper die (11), the top end of each screw rod (12) penetrates through the middle portion of each corresponding longitudinal plate (10), the middle portion of each corresponding positioning block (9) and the middle portion of each corresponding clamping block (8) from the bottom end of each corresponding longitudinal plate (10) and is detachably connected with the middle portion of each corresponding clamping block (8), a middle plate (13) is fixedly connected to the middle portion of the inner wall of the supporting box (1), and a sleeve (14) is arranged on the lower side of each lower die (15), the rear end of each sleeve (14) is fixedly connected with the front end of each middle plate (13), a lower die (15) is connected to the interior of each sleeve (14) in a vertical sliding mode, the outer side wall of each lower die (15) is in contact with the inner wall of each sleeve (14), a cavity is arranged in each lower die (15), a top pressing block (16) is arranged in each lower die (15), a vent pipe (17) is communicated with the bottom end of each lower die (15), a blocking shaft (18) is fixedly connected with the top end of each top pressing block (16), the top end of each blocking shaft (18) is inserted into the top side wall of each lower die (15), an extension shaft (19) is fixedly connected with the bottom end of each lower die (15), a moving plate (20) is arranged on the lower side of each middle plate (13), and the top end of each moving plate (20) is fixedly connected with the bottom end of each extension shaft (19), the equal fixedly connected with of left end and the right-hand member of movable plate (20) extend board (21), the equal fixedly connected with guide rail (22) of inner wall left end and inner wall right-hand member of support box (1), the looks remote site of two guide rails (22) all has slider (23) sliding fit from top to bottom, each slider (23) and the looks remote site of each corresponding extension board (21) are connected, the inner wall bottom fixedly connected with frame plate (24) of support box (1), pneumatic cylinder (25) are installed to the bottom of frame plate (24), the output shaft end of pneumatic cylinder (25) with the bottom middle part fixed connection of movable plate (20).

2. An energy-saving rubber molding machine as claimed in claim 1, wherein: the middle part of the sliding plate (5) is provided with a positioning shaft (26), the right end of the positioning shaft (26) penetrates through each longitudinal plate (10) from the left end of the first cover plate (6) and is in contact with the left end of the second cover plate (7), the left part of the positioning shaft (26) is fixedly connected with a limiting bump (27), and the left end of the limiting bump (27) is in contact with the right end of the first cover plate (6).

3. An energy-saving rubber molding machine according to claim 2, characterized in that: springs (28) are fixedly connected between opposite ends of every two adjacent longitudinal plates (10), the springs (28) are sleeved on the circumferential outer wall of the positioning shaft (26), a supporting sleeve (29) is fixedly connected to the left end of the second cover plate (7), and the left end of the supporting sleeve (29) is in contact with the right end of the rightmost longitudinal plate (10).

4. An energy-saving rubber molding machine according to claim 3, characterized in that: the upper portion and the lower portion of the first cover plate (6) are connected with positioning screws (30) through threads, and the right end of each positioning screw (30) penetrates through the limiting lug (27) and is in contact with the left end of the leftmost longitudinal plate (10).

5. An energy-saving rubber molding machine according to claim 4, characterized in that: and sealing rings (31) are fixedly connected to the contact parts of the top side wall of the lower die (15) and the blocking shaft (18).

6. An energy-saving rubber molding machine according to claim 5, characterized in that: the upper part of each screw rod (12) is provided with a first nut (32) in a threaded mode, and the bottom end of each first nut (32) is contacted with the top end of the fixture block (8).

7. An energy-saving rubber molding machine according to claim 6, characterized in that: the upper part of each screw rod (12) is provided with a second nut (33) in a threaded mode, and the bottom end of each second nut (33) is in contact with the top end of the first nut (32).

8. An energy-saving rubber molding machine according to claim 7, characterized in that: the left part and the right part of the first nut (32) are respectively provided with a limiting shaft (34), and the bottom end of each limiting shaft (34) penetrates through the first nut (32) and the second nut (33) from the top end of the second nut (33) and is inserted into each corresponding fixture block (8).