CN110315679B - Single-screw horizontal injection molding machine - Google Patents

Single-screw horizontal injection molding machine Download PDF

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Publication number
CN110315679B
CN110315679B CN201910531197.4A CN201910531197A CN110315679B CN 110315679 B CN110315679 B CN 110315679B CN 201910531197 A CN201910531197 A CN 201910531197A CN 110315679 B CN110315679 B CN 110315679B
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side plate
plate
injection molding
supporting side
wall
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CN110315679A (en
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袁敏
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Zhangjiagang Best Machinery Co ltd
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Zhangjiagang Best Machinery Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/03Injection moulding apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/84Safety devices

Abstract

The invention discloses a single-screw horizontal injection molding machine, which comprises a base and a propulsion motor, wherein the propulsion motor is arranged on the outer wall of the upper end of the base close to the right side, the propulsion motor is fixedly connected with the base through a nut, the right end of the propulsion motor is connected with a right supporting side plate, the bottom of the right supporting side plate is fixedly connected with the base through welding, an anti-deformation protection device is additionally arranged on the parallel right side of the movable push plate, the novel anti-deformation protection device is respectively sleeved outside the circumferences of the two supporting cross rods and the propelling screw rod through three vertical movable holes, and the outer parts of the upper side and the lower side of the novel anti-deformation protection device are respectively connected with two buffer protection springs, and the four buffer protection springs are respectively sleeved outside the circumferences of the two supporting cross rods, and can effectually prevent through this neotype shape protection device of preapring for an unfavorable turn of events that the movable push pedal is through advancing the condition emergence that the screw rod damaged the deformation because of advancing the stroke too big.

Description

Single-screw horizontal injection molding machine
Technical Field
The invention belongs to the technical field related to injection molding machines, and particularly relates to a single-screw horizontal injection molding machine.
Background
Horizontal injection molding machine: this is the most common type. The mold closing part and the injection part are positioned on the same horizontal central line, and the mold is opened along the horizontal direction, and the mold closing device is characterized in that: the machine body is short and easy to operate and maintain; the machine has low gravity center and is installed more stably; the product can fall automatically under the action of gravity after being ejected, and the full-automatic operation is easy to realize, and the defects are that: the installation of the mould is troublesome, the inserts show if the mould has the possibility of inclining or falling, the machine tool occupies a large area, at present, injection molding machines on the market mostly adopt the type, and the horizontal injection molding machine has the characteristics that: namely, the mainframe has no height limitation on the arranged factory building due to the low fuselage; the product can automatically fall down, and can be automatically molded without using a manipulator; because the machine body is low, the material supply is convenient, and the maintenance is easy; the formed products are easy to be collected and packaged by the conveyer belt under the condition that a plurality of forming products are arranged in parallel.
The prior single-screw horizontal injection molding machine has the following problems: when the existing single-screw horizontal injection molding machine works, if the stroke is too large when the movable push plate is pushed forwards and backwards by the pushing screw, the movable push plate is also directly impacted against the right support side plate, so that the movable push plate and the right support side plate are easily damaged and deformed, and the pushing pressure between the pushing screw and the pushing threaded hole in the pushing sleeve is too large when the pushing stroke of the movable push plate is too large, so that the situation of thread slipping is easily caused, and the pushing screw can not be pushed forwards and moves forwards and backwards through the threads.
Disclosure of Invention
The invention aims to provide a single-screw horizontal injection molding machine, which solves the problem that when the movable push plate is pushed forwards and backwards by a pushing screw, if the stroke is too large, the movable push plate directly collides with a right support side plate, so that the movable push plate and the right support side plate are easily damaged and deformed.
In order to achieve the purpose, the invention provides the following technical scheme: a single-screw horizontal injection molding machine comprises a base and a propulsion motor, wherein the propulsion motor is arranged on the outer wall of the upper end of the right side of the base, the propulsion motor is fixedly connected with the base through a nut, the right end of the propulsion motor is connected with a right supporting side plate, the bottom of the right supporting side plate is fixedly connected with the base through welding, the outer wall of the upper end of the left side of the base is connected with a left supporting side plate, the left supporting side plate is fixedly connected with the base through welding, the right end of the bottom of the left supporting side plate is connected with a booster pump, the booster pump is fixedly connected with the base through a nut, a fixing shaft sleeve is transversely and internally connected with the upper side of the right supporting side plate, a connecting seat is connected with the outer wall of the right end of the upper side of the left supporting side plate, the right end of the connecting seat is connected with an injection molding pipe which transversely extends rightwards, the rightmost end of the injection molding pipe is connected with a fixed push plate, the right end of the fixed push plate is connected with a molding block, an extrusion block is arranged right on the right side of the molding block, the right end of the extrusion block is connected with a movable push plate, the outer wall of the center of the right end of the movable push plate is connected with a propelling screw rod which transversely extends rightwards, the propelling screw rod and the movable push plate are fixedly connected through nuts, the rightmost end of the propelling screw rod is connected inside the circumference of the fixed shaft sleeve, the propelling screw rod and the propelling motor are connected through a transmission belt, the movable push plate and the fixed push plate are transversely and internally connected with supporting cross rods close to the centers of the upper end and the lower end, the left end and the right end of each of, be connected with on two support horizontal poles on activity push pedal right side and prevent deformation protection device, the top of left side support curb plate is connected with horizontal frame plate left, frame plate and left side support curb plate pass through nut fixed connection, be provided with the mechanism of moulding plastics on the frame plate, the mechanism of moulding plastics bottom and connecting seat intercommunication connection, propulsion motor and booster pump are all through external power source electric connection.
Preferably, be connected with the extrusion arch on the left end outer wall of extrusion piece, extrusion arch and extrusion piece pass through integrated into one piece fixed connection, the inside shaping groove that is provided with inside sunken of right-hand member outer wall of shaping piece, be connected with the conveying hole that transversely stretches out left on the leftmost end center department inner wall of shaping groove, the leftmost end of conveying hole passes shaping piece and fixed push pedal respectively and is connected with the pipe intercommunication of moulding plastics, the degree of depth in shaping groove is greater than the bellied thickness of extrusion, the bellied girth outer wall of extrusion can be complete laminating on the girth inner wall of shaping groove after the inside circumference that inserts the shaping groove of extrusion arch completely.
Preferably, a fixed bearing is sleeved inside the circumference of the fixed shaft sleeve, a propelling sleeve is sleeved inside the circumference of the fixed bearing, the rightmost end of the propelling sleeve penetrates through the fixed bearing and is arranged outside the outer wall of the right end of the right support side plate, the upper end of the transmission belt is sleeved outside the circumference of the propelling sleeve close to the right end, a propelling threaded hole is formed inside the circumference of the propelling sleeve, and the rightmost end of the propelling screw is arranged inside the circumference of the propelling threaded hole.
Preferably, the deformation-preventing protection device is provided with a deformation-preventing support plate, the left side and the right side of the deformation-preventing support plate are both provided with a protection plate, the anti-deformation supporting plate and the protective plate are both arranged on the parallel right side of the movable push plate and are fixedly connected through a pressure reducing spring, the anti-deformation supporting plate and the upper, middle and lower three points of the vertical central line of the two protecting plates are internally provided with movable holes, the anti-deformation supporting plate and the movable holes at the centers of the two protective plates are sleeved outside the circumference of the propelling screw rod, the movable holes at the upper and lower ends of the anti-deformation supporting plate and the two protective plates are respectively sleeved outside the circumferences of the two supporting transverse rods, the outer walls of the upper and lower sides of the protective plates are respectively connected with a buffer protection spring, and the buffer protection springs are equally divided and respectively sleeved outside the circumferences of the two supporting transverse rods.
Preferably, relief spring is provided with twenty totally, twenty relief spring's both ends all are connected with the connection piece, connection piece and relief spring pass through welded fastening and connect, twenty relief spring divide two sets of equidistance to connect on two protection shields and the subtend inner wall of the shape backup pad of preapring for an unfavorable turn of events, twenty relief spring's both ends all through the connection piece respectively with two protection shields and the shape backup pad fixed connection of preapring for an unfavorable turn of events, twenty relief spring's shape size and elastic coefficient are all the same.
Preferably, the cross-sectional shape and the area size of the anti-deformation supporting plate and the two protection plates are the same as those of the movable pushing plate, the anti-deformation supporting plate and the two protection plates are in a relatively parallel state, and the lengths and the elastic coefficients of the shape and the size of the four buffer protection springs on the outer walls of the upper side and the lower side of the protection plates are the same.
Preferably, the shape and the structure size of the movable push plate and the fixed push plate are the same, the movable push plate and the fixed push plate are kept in a relatively parallel state, the cross-sectional shapes and the area sizes of the extrusion block at the left end of the movable push plate and the forming block at the right end of the fixed push plate are the same, and the extrusion block at the left end of the movable push plate is completely attached to the forming block at the right end of the fixed push plate after being completely closed.
Preferably, the left support side plate and the right support side plate are identical in shape, size and structural composition, the left support side plate and the right support side plate are kept in a parallel state, and the left support side plate and the right support side plate are kept in a vertical state with the base.
Compared with the prior art, the invention provides a single-screw horizontal injection molding machine, which has the following beneficial effects:
1. the invention adds an anti-deformation protection device on the parallel right side of the movable push plate, and the novel anti-deformation protection device is respectively sleeved outside the circumferences of the two supporting cross rods and the pushing screw rod through the vertical three movable holes, and the outer parts of the upper side and the lower side of the novel anti-deformation protection device are respectively connected with two buffer protection springs, and the four buffer protection springs are respectively sleeved outside the circumferences of the two supporting cross rods, the novel anti-deformation protection device can effectively prevent the movable push plate from being damaged and deformed due to overlarge propelling stroke through the propelling screw, because the movable push plate directly collides with the right support side plate if the stroke is too large when the movable push plate is pushed forwards and backwards by the pushing screw rod, therefore, the movable push plate and the right support side plate are easy to damage and deform, and the novel anti-deformation protection device can effectively avoid the condition;
2. the invention adds a protection board connected by a decompression spring at the left and right sides of the anti-deformation support board on the anti-deformation protection device, thus the movable push board and the right support side board can contact with two protection boards firstly when the movable push board impacts the right support side board, and the two protection boards are connected with the anti-deformation support board through the decompression spring, so the decompression springs on the two protection boards can effectively relieve the impact force of the movable push board on the right support side board when the movable push board impacts the right support side board through the two protection boards, thereby the situation that the movable push board and the right support side board are deformed and damaged due to mutual impact can be prevented by offsetting and decomposing the impact force of the decompression spring, and when the movable push board is movably pushed leftwards and rightwards by the push screw, the buffer protection springs sleeved on the two support cross rods can decompose and buffer a part of the pushing force, prevent that the movable push pedal from advancing the stroke too big and causing the propulsion pressure between the propulsion screw hole of propulsion screw rod and the inside propulsion screw hole of propulsion cover too big and cause the condition of screw thread smooth silk to take place, thereby guarantee to advance the cover and drive to advance the screw thread through complete screw thread and carry out the front and back activity under driving the rotation through propulsion motor, thereby it is better to make the injection moulding effect that the injection molding machine is promoted to the drive movable push pedal activity that the propulsion screw rod can be stable and normal, also guarantee simultaneously that this injection molding machine can be normal and stable carry out the injection moulding operation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 is a schematic view of the overall structure of a single-screw horizontal injection molding machine according to the present invention;
FIG. 2 is a schematic view of a partial cross-sectional structure of a single-screw horizontal injection molding machine according to the present invention;
FIG. 3 is a schematic view of the internal structure of the fixed sleeve according to the present invention;
FIG. 4 is a schematic view of the overall cross-sectional structure of the anti-deformation protection device according to the present invention;
FIG. 5 is a schematic view of a partial structure of the anti-deformation protection device according to the present invention;
FIG. 6 is a schematic view of a partially enlarged structure of a forming mechanism according to the present invention;
in the figure: 1. a base; 2. a right support side plate; 3. a propulsion motor; 4. a movable push plate; 5. fixing the push plate; 6. a support rail; 7. a booster pump; 8. a connecting seat; 9. a left support side panel; 10. a frame plate; 11. an injection molding mechanism; 12. injection molding a tube; 13. forming a block; 14. extruding the block; 15. a screw is advanced; 16. a deformation prevention protection device; 17. fixing the shaft sleeve; 18. a drive belt; 19. extruding the bulge; 20. a delivery orifice; 21. forming a groove; 22. a propelling sleeve; 23. fixing the bearing; 24. pushing the threaded hole; 25. a relief spring; 26. a movable hole; 27. a buffer protection spring; 28. a deformation-preventing support plate; 29. a protection plate; 30. and (7) connecting the sheets.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a single-screw horizontal injection molding machine comprises a base 1 and a propulsion motor 3, wherein the propulsion motor 3 is installed on the outer wall of the upper end of the base 1 close to the right side, the propulsion motor 3 is fixedly connected with the base 1 through a nut, the right end of the propulsion motor 3 is connected with a right supporting side plate 2, the bottom of the right supporting side plate 2 is fixedly connected with the base 1 through welding, the outer wall of the upper end of the left side of the base 1 is connected with a left supporting side plate 9, the left supporting side plate 9 is fixedly connected with the base 1 through welding, the shape, the size and the structural composition of the left supporting side plate 9 and the right supporting side plate 2 are the same, the left supporting side plate 9 and the right supporting side plate 2 are kept in a relatively parallel state, the left supporting side plate 9 and the right supporting side plate 2 are kept in a vertical state with the base 1, so that two supporting cross rods 6, thereby the movable push plate 4 can enable the extrusion block 14 to be completely attached to the forming block 13 when driving the extrusion block 14 to move leftwards, thereby ensuring that the extrusion block 14 can keep a sealing state between the extrusion block and the forming block 13 when being attached to the forming block 13, the right end of the bottom of the left supporting side plate 9 is connected with a booster pump 7, the booster pump 7 is fixedly connected with the base 1 through a nut, the right supporting side plate 2 is transversely and internally connected with a fixed shaft sleeve 17 near the upper side, the outer wall of the right end near the upper side of the left supporting side plate 9 is connected with a connecting seat 8, the connecting seat 8 is fixedly connected with the left supporting side plate 9 through a nut, the booster pump 7 is communicated with the inside of the connecting seat 8 through a booster pipe, the right end of the connecting seat 8 is connected with an injection pipe 12 transversely extending rightwards, the rightmost end of the injection pipe 12 is connected with, the right end of the extrusion block 14 is connected with a movable push plate 4, the outer wall of the center of the right end of the movable push plate 4 is connected with a propulsion screw 15 which transversely extends rightwards, the propulsion screw 15 and the movable push plate 4 are fixedly connected through a nut, the rightmost end of the propulsion screw 15 is connected inside the circumference of the fixed shaft sleeve 17, a fixed bearing 23 is sleeved inside the circumference of the fixed shaft sleeve 17, a propulsion sleeve 22 is sleeved inside the circumference of the fixed bearing 23, the rightmost end of the propulsion sleeve 22 penetrates through the fixed bearing 23 and is arranged outside the outer wall of the right end of the right support side plate 2, the upper end of a transmission belt 18 is sleeved outside the circumference of the propulsion sleeve 22 close to the right end, a propulsion threaded hole 24 is arranged inside the circumference of the propulsion sleeve 22, the rightmost end of the propulsion screw 15 is arranged inside the circumference of the propulsion threaded hole 24, when the propeller motor 3 is, the rotary propelling sleeve 22 can drive the propelling screw 15 to move back and forth through the propelling threaded hole 24 inside, so that the propelling screw 15 can drive the movable push plate 4 connected with the front end of the propelling screw to move back and forth, the propelling screw 15 is in transmission connection with the propelling motor 3 through the transmission belt 18, the centers of the upper end and the lower end of the movable push plate 4 and the fixed push plate 5 are transversely and internally connected with the supporting cross rods 6, the left end and the right end of each supporting cross rod 6 are respectively connected with the outer wall of the right end of the left supporting side plate 9 and the outer wall of the left end of the right supporting side plate 2 through nuts, the two supporting cross rods 6 on the right side of the movable push plate 4 are connected with the anti-deformation protection devices 16, the uppermost end of the left supporting side plate 9 is connected with the frame plate 10 which is transverse to the left, the frame plate 10 and the left supporting side plate 9 are fixedly connected, the propulsion motor 3 and the booster pump 7 are electrically connected through an external power supply.
A single-screw horizontal injection molding machine, the shape and structure size of the movable push plate 4 and the fixed push plate 5 are the same, the movable push plate 4 and the fixed push plate 5 keep a relative parallel state, the cross-sectional shape and area size of the extrusion block 14 at the left end of the movable push plate 4 and the forming block 13 at the right end of the fixed push plate 5 are the same, the extrusion block 14 at the left end of the movable push plate 4 is completely attached with the forming block 13 at the right end of the fixed push plate 5 after being completely closed, so that the stress at the joint of the extrusion block 14 and the forming block 13 can be in a uniform state when the extrusion block 14 is attached to the forming block 13, thereby ensuring that the finished product formed in the forming groove 21 can be in an optimal state under the shape and state, the outer wall at the left end of the extrusion block 14 is connected with an extrusion bulge 19, the extrusion bulge 19 and the extrusion block 14 are fixedly connected through integral forming, the forming groove, the inner wall of the center of the leftmost end of the forming groove 21 is connected with a conveying hole 20 which transversely extends leftwards, the leftmost end of the conveying hole 20 penetrates through the forming block 13 and the fixed push plate 5 respectively and is communicated and connected with the injection molding pipe 12, the depth of the forming groove 21 is larger than the thickness of the extrusion bulge 19, the outer wall of the perimeter of the extrusion bulge 19 can be completely attached to the inner wall of the perimeter of the forming groove 21 after the extrusion bulge 19 is completely inserted into the interior of the perimeter of the forming groove 21, after liquefied plastic raw materials are conveyed into the interior of the forming groove 21 through pressurization of the booster pump 7, the liquefied plastic raw materials filled in the forming groove 21 can be solidified and formed after being cooled, and therefore the liquefied plastic raw materials are molded into a finished product shape needing to be processed.
A single-screw horizontal injection molding machine, an anti-deformation support plate 28 is arranged on an anti-deformation protection device 16, protective plates 29 are arranged on the left side and the right side of the anti-deformation support plate 28, the anti-deformation support plate 28 and the protective plates 29 are arranged on the parallel right side of a movable push plate 4, the anti-deformation support plate 28 and the two protective plates 29 are fixedly connected through pressure reducing springs 25, movable holes 26 are arranged inside the upper, middle and lower three points of the vertical central line of the anti-deformation support plate 28 and the two protective plates 29, the movable holes 26 in the centers of the anti-deformation support plate 28 and the two protective plates 29 are sleeved outside the circumference of a pushing screw 15, the movable holes 26 at the upper end and the lower end of the anti-deformation support plate 28 and the two protective plates 29 are respectively sleeved outside the circumference of two supporting cross rods 6, buffer protection springs 27 are connected on the outer walls of the upper side, receive propelling screw 15 when the activity advances about propelling movement 4, the buffering protection spring 27 that cup joints on two support horizontal poles 6 this moment also can decompose the propulsion dynamics of buffering partly, prevent that the propelling movement of activity push pedal 4 from advancing the stroke too big and causing the too big and condition emergence that causes the smooth silk of screw thread of propelling pressure between screw 15 and the inside propulsion screw hole 24 of propelling sleeve 22, thereby guarantee to advance sleeve 22 and drive under rotatory through propulsion motor 3 and can drive through complete screw thread and advance the screw thread and move on the front and back, thereby it is better to make propelling screw 15 can be stable and normal drive the activity of activity push pedal 4 and the injection moulding effect that causes the injection molding machine, also guarantee simultaneously that this injection molding machine can normally and stable carry out the injection moulding operation.
A single-screw horizontal injection molding machine, pressure reducing springs 25 are totally twenty, two ends of twenty pressure reducing springs 25 are connected with connecting pieces 30, the connecting pieces 30 and the pressure reducing springs 25 are fixedly connected through welding, the twenty pressure reducing springs 25 are connected on the opposite inner walls of two protecting plates 29 and an anti-deformation supporting plate 28 in two groups at equal intervals, two ends of the twenty pressure reducing springs 25 are respectively and fixedly connected with the two protecting plates 29 and the anti-deformation supporting plate 28 through the connecting pieces 30, the twenty pressure reducing springs 25 are the same in shape and size and elastic coefficient, the two protecting plates 29 are connected with the anti-deformation supporting plate 28 through the pressure reducing springs 25, so that the pressure reducing springs 25 on the two protecting plates 29 can effectively relieve the impact force of a movable push plate 4 on a right supporting side plate 2 when the movable push plate 4 impacts the right supporting side plate 2 through the two protecting plates 29, therefore, the situation of deformation damage caused by mutual collision of the movable push plate 4 and the right supporting side plate 2 is prevented by offsetting and decomposing the impact force through the decompression spring 25, the cross section shapes and the area sizes of the deformation-preventing support plate 28 and the two protection plates 29 are the same as those of the movable push plate 4, the deformation-preventing support plate 28 and the two protection plates 29 are kept in a relatively parallel state, the shapes, the sizes, the lengths and the elastic coefficients of the four buffer protection springs 27 on the outer walls of the upper side and the lower side of the two protection plates 29 are the same, the buffer protection springs 27 sleeved on the two supporting cross rods 6 can also decompose and buffer a part of the propelling force, and the situation that the propelling pressure between the propelling screw 15 and the propelling threaded hole 24 inside the propelling sleeve 22 is too large to cause thread slipping due to too large propelling stroke of the movable push plate 4 is prevented, thereby guarantee to advance cover 22 and can drive the screw thread that advances through complete screw thread and carry out the back and forth activity under driving the rotation through propulsion motor 3 to make and advance screw rod 15 and can stabilize and normal drive movable push pedal 4 activity and promote the injection moulding effect of injection molding machine better.
The working principle and the using process of the invention are as follows: after the injection molding machine is installed, when the injection molding machine is used, the injection molding machine is firstly placed into a workshop to be used through the base 1, then the whole injection molding machine is electrified, so that the propelling motor 3 and the booster pump 7 can normally work, and the propelling motor 3 adopts the following types: the model adopted by the SZY132S and the booster pump 7 is as follows: JWS-BZ, then controlling the propulsion motor 3 to work through a control system, wherein the propulsion motor 3 drives a propulsion sleeve 22 fixed inside a fixed shaft sleeve 17 to rotate through a transmission belt 18, the rotating propulsion sleeve 22 drives a propulsion screw 15 to move back and forth through an internal propulsion threaded hole 24, what needs to be controlled is that the propulsion screw 15 is driven to move forward, so that a movable push plate 4 connected with the front end of the propulsion screw 15 drives an extrusion block 14 to firmly abut against a forming block 13 at the front end of a fixed push plate 5, so that the extrusion block 14 and the forming block 13 can keep a sealing state after being abutted, then injecting high-temperature liquefied plastic raw materials into an injection mechanism 11, and at the moment, pressurizing a connecting seat 8 connected with the injection mechanism 11 through a pressurizing pipe 7, so that the liquefied plastic raw materials inside the injection mechanism 11 are extruded and conveyed to the inside of a forming groove 21 through an injection pipe 12 and a conveying hole 20, then the liquefied plastic raw material injected into the forming groove 21 is injection molded by cooling, after the plastic raw material in the forming groove 21 is cooled and formed, the pushing screw 15 is driven by controlling the pushing motor 3 to be fixed, so that the pushing screw 15 drives the movable push plate 4 and the extrusion block 14 to be separated from the forming block 13, and then the finished product formed in the forming groove 21 is taken out, and an anti-deformation protection device 16 is added on the parallel right side of the movable push plate 4, the novel anti-deformation protection device 16 is respectively sleeved outside the circumferences of the two supporting cross rods 6 and the pushing screw 15 through three vertical movable holes 26, the outer parts of the upper side and the lower side of the novel anti-deformation protection device 16 are respectively connected with two buffer protection springs 27, and the four buffer protection springs 27 are respectively sleeved outside the circumferences of the two supporting cross rods 6, and through this neotype protection device 16 of preapring for an unfavorable turn of events that shape can effectually prevent that activity push pedal 4 from damaging the condition emergence of deformation because the propulsion stroke is too big through advancing screw 15.
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 (7)

1. The utility model provides a horizontal injection molding machine of single screw rod, includes base (1) and propulsion motor (3), its characterized in that: the improved structure is characterized in that the propulsion motor (3) is installed on the outer wall of the upper end of the right side of the base (1), the propulsion motor (3) and the base (1) are fixedly connected through nuts, the right end of the propulsion motor (3) is connected with a right supporting side plate (2), the bottom of the right supporting side plate (2) is fixedly connected with the base (1) through welding, the outer wall of the upper end of the left side of the base (1) is connected with a left supporting side plate (9), the left supporting side plate (9) and the base (1) are fixedly connected through welding, the right end of the bottom of the left supporting side plate (9) is connected with a booster pump (7), the booster pump (7) is fixedly connected with the base (1) through nuts, the right supporting side plate (2) is connected with a fixed shaft sleeve (17) through the transverse inner side, the left supporting side plate (9), the connecting seat (8) and the left supporting side plate (9) are fixedly connected through a nut, the booster pump (7) is communicated with the inside of the connecting seat (8) through a booster pipe, the right end of the connecting seat (8) is connected with an injection molding pipe (12) transversely extending to the right, the rightmost end of the injection molding pipe (12) is connected with a fixed push plate (5), the right end of the fixed push plate (5) is connected with a molding block (13), an extrusion block (14) is arranged right and right of the molding block (13), the right end of the extrusion block (14) is connected with a movable push plate (4), a propelling screw rod (15) transversely extending to the right is connected to the outer wall of the center of the right end of the movable push plate (4), the propelling screw rod (15) and the movable push plate (4) are fixedly connected through a nut, the rightmost end of the propelling screw rod (15) is, the propelling screw rod (15) is in transmission connection with the propelling motor (3) through a transmission belt (18), the movable push plate (4) and the fixed push plate (5) are close to the upper end and the lower end, the center of the two ends is transversely internally connected with a supporting cross rod (6), the left end and the right end of the supporting cross rod (6) are respectively connected with the outer wall of the right end of the left supporting side plate (9) and the outer wall of the left end of the right supporting side plate (2) through nuts, the two supporting cross rods (6) on the right side of the movable push plate (4) are connected with an anti-deformation protection device (16), the uppermost end of the left supporting side plate (9) is connected with a frame plate (10) which is transverse to the left, the frame plate (10) and the left supporting side plate (9) are fixedly connected through nuts, an injection molding mechanism (11) is arranged on the frame plate (10), and the, propulsion motor (3) and booster pump (7) are all through external power source electric connection, it prevents deformation backup pad (28) to be provided with on shape protection device (16), the left and right sides of preventing deformation backup pad (28) all is provided with protection shield (29), it all sets up the parallel right side in activity push pedal (4) to prevent deformation backup pad (28) and protection shield (29), it all passes through pressure relief spring (25) fixed connection to prevent deformation backup pad (28) and two protection shields (29), it all is provided with movable hole (26) to prevent deformation backup pad (28) and two protection shield (29) vertical central line's three inside down in going up, movable hole (26) of preventing deformation backup pad (28) and two protection shield (29) center department cup joint the circumference outside at propulsion screw (15), movable hole (26) at the upper and lower both ends of deformation backup pad (28) and two protection shields (29) cup joint respectively at the circumference of two support horizontal poles (6) And the outer walls of the upper side and the lower side of the protection plate (29) are connected with buffer protection springs (27), and the buffer protection springs (27) are equally sleeved outside the circumferences of the two supporting transverse rods (6).
2. The single-screw horizontal injection molding machine of claim 1, wherein: be connected with extrusion arch (19) on the left end outer wall of extrusion piece (14), extrusion arch (19) and extrusion piece (14) are through integrated into one piece fixed connection, the inside shaping groove (21) that inwards caves in that is provided with of the right-hand member outer wall of shaping piece (13), be connected with conveying hole (20) that transversely stretches out left on the leftmost end center department inner wall of shaping groove (21), the leftmost end of conveying hole (20) passes shaping piece (13) and fixed push pedal (5) respectively and is connected with injection molding pipe (12) intercommunication, the degree of depth in shaping groove (21) is greater than the thickness of extrusion arch (19), the inside circumference outer wall that extrudees arch (19) after inserting the circumference of shaping groove (21) completely of extrusion arch (19) can be complete laminating on the circumference inner wall of shaping groove (21).
3. The single-screw horizontal injection molding machine of claim 1, wherein: fixed bearing (23) have been cup jointed to the circumference inside of fixed axle sleeve (17), propelling sleeve (22) has been cup jointed to the circumference inside of fixed bearing (23), the rightmost end that impels sleeve (22) passes fixed bearing (23) and sets up in the right-hand member outer wall outside of supporting curb plate (2) on the right side, the upper end of driving belt (18) cup joints near right end circumference outside of propelling sleeve (22), impel the inside screw hole (24) that is provided with of circumference of sleeve (22), impel the rightmost end setting of screw rod (15) inside the circumference of propelling screw hole (24).
4. The single-screw horizontal injection molding machine of claim 1, wherein: decompression spring (25) are provided with twenty totally, twenty the both ends of decompression spring (25) all are connected with connection piece (30), connection piece (30) and decompression spring (25) are through welded fastening connection, twenty decompression spring (25) divide two sets of equidistance to connect on two protection shields (29) and the subtend inner wall of shape backup pad (28) of preapring for an unfavorable turn of events, twenty the both ends of decompression spring (25) all through connection piece (30) respectively with two protection shields (29) and shape backup pad (28) fixed connection of preapring for an unfavorable turn of events, twenty the shape size and the elastic coefficient homogeneous phase of decompression spring (25) are the same.
5. The single-screw horizontal injection molding machine of claim 1, wherein: the cross sectional shape and the area size of preapring for an unfavorable turn of events shape backup pad (28) and two protection shields (29) all are the same with the cross sectional shape and the area size of activity push pedal (4), preapring for an unfavorable turn of events shape backup pad (28) and two protection shields (29) all keep parallel state, two relative shape size length and the elastic coefficient of four buffering protection spring (27) altogether on the outer wall of both sides are all the same about protection shield (29).
6. The single-screw horizontal injection molding machine of claim 1, wherein: the shape and the structure size of activity push pedal (4) and fixed push pedal (5) are all the same, activity push pedal (4) and fixed push pedal (5) keep the state of being parallel to each other, the extrusion piece (14) of activity push pedal (4) left end and the cross sectional shape and the area size of the shaping piece (13) of fixed push pedal (5) right-hand member are all the same, the extrusion piece (14) of activity push pedal (4) left end is in the same place with the complete laminating of shaping piece (13) of fixed push pedal (5) right-hand member after the complete closure.
7. The single-screw horizontal injection molding machine of claim 1, wherein: the shape, size and structure of the left supporting side plate (9) and the right supporting side plate (2) are the same, the left supporting side plate (9) and the right supporting side plate (2) are kept in a relatively parallel state, and the left supporting side plate (9) and the right supporting side plate (2) are kept in a vertical state with the base (1).
CN201910531197.4A 2019-06-19 2019-06-19 Single-screw horizontal injection molding machine Active CN110315679B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0646448A1 (en) * 1993-09-30 1995-04-05 Karl Hehl Injection moulding machine for processing plastifiable materials
JP2003154566A (en) * 2001-11-20 2003-05-27 Meiki Co Ltd Mold clamping device
CN107672111A (en) * 2017-11-09 2018-02-09 桂林电子科技大学 A kind of pneumatic horizontal automatic shaping investment pattern machine
CN207267328U (en) * 2017-09-26 2018-04-24 福捷(武汉)电子配件有限公司 A kind of injection molding machine of plastic
CN208118290U (en) * 2018-04-04 2018-11-20 江苏众康塑胶科技有限公司 A kind of clamping device of plastic fitting
CN210453472U (en) * 2019-06-19 2020-05-05 张家港市贝司德机械有限公司 Single-screw horizontal injection molding machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8727765B2 (en) * 2011-07-07 2014-05-20 Levon Joseph Fiore Benchtop hydraulic plastic injection molding machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0646448A1 (en) * 1993-09-30 1995-04-05 Karl Hehl Injection moulding machine for processing plastifiable materials
JP2003154566A (en) * 2001-11-20 2003-05-27 Meiki Co Ltd Mold clamping device
CN207267328U (en) * 2017-09-26 2018-04-24 福捷(武汉)电子配件有限公司 A kind of injection molding machine of plastic
CN107672111A (en) * 2017-11-09 2018-02-09 桂林电子科技大学 A kind of pneumatic horizontal automatic shaping investment pattern machine
CN208118290U (en) * 2018-04-04 2018-11-20 江苏众康塑胶科技有限公司 A kind of clamping device of plastic fitting
CN210453472U (en) * 2019-06-19 2020-05-05 张家港市贝司德机械有限公司 Single-screw horizontal injection molding machine

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