High-temperature-resistant high-precision double-sliding-plate injection molding machine

Abstract

The utility model discloses a high-temperature-resistant high-precision double-sliding-plate injection molding machine which comprises a sliding plate moving assembly which comprises a double-sliding-plate assembly and a cylinder score assembly arranged below the double-sliding-plate assembly and used for driving the double-sliding-plate assembly to slide in a reciprocating mode. The double-sliding-plate assembly comprises a sliding plate fixing plate and a sliding plate arranged on the sliding plate fixing plate in a sliding mode, a high-temperature-resistant heat insulation plate is arranged on the sliding plate, and the cylinder pulling assembly is connected with the sliding plate in a stroke adjusting mode. The high-temperature-resistant high-precision double-sliding-plate injection molding machine has the advantages that the high-temperature-resistant high-precision double-sliding-plate injection molding machine is high-temperature-resistant, heat transfer can be effectively isolated, parts such as an oil cylinder cannot be affected, the width of the whole machine is reduced, the occupied space is small, the machining cost of the whole machine is saved, the cylinder score assembly and the sliding plates are connected in a stroke adjustable mode, and the stroke of the sliding plates can be adjusted; the position of the sliding plate is adjusted to the precision position required by design, and high-precision positioning of the sliding plate is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding machine technical field especially relates to a kind of high-temperature-resistant high-precision double slide plate injection molding machine. BACKGROUND

[0002] The existing slide plate type injection molding machine, in the use process, due to the cylinder setting in the two sides of slide plate, it leads to the whole machine width, occupies space, and the whole machine processing cost is high. At the same time, due to the stroke of slide plate being unadjustable, in the use process, the precision requirement in different product injection molding process cannot be met, leading to the purpose of high-precision position positioning injection cannot be realized, restricts the application range of slide plate type injection molding machine.

[0003] In addition, due to high-temperature injection material in injection molding process in molding process, mold temperature is high, high heat will be transmitted to the slide plate, injection related oil cylinder and parts below through mold, because heat is too high and leads to the reduction of service life, greatly reduces the service life of machine, increases the repair frequency and repair cost.

[0004] In view of the above problems, a kind to be able to resist high temperature, with high-precision positioning position double slide plate injection molding machine is designed. CONTENT OF UTILITY MODEL

[0005] The utility model aims at solving the problems of the existing slide plate type injection molding machine, whole machine width, occupies space, processing cost is high, slide plate cannot realize high-precision positioning, high heat in injection molding process leads to the reduction of oil cylinder and parts life, etc., and provides a kind of high-temperature-resistant high-precision double slide plate injection molding machine, it has high temperature resistance, can effectively isolate the transmission of heat, will not affect oil cylinder and other parts, whole machine width reduces, occupies small, saves the whole machine processing cost, more importantly, adopt double slide plate structure, adopt limiting structure and stroke adjusting piece to realize the limiting of slide plate running position and the adjustment of stroke, realize the high-precision positioning of slide plate.

[0006] The utility model discloses a high-temperature-resistant high-precision double sliding plate injection molding machine that mainly comprises a sliding plate moving assembly, wherein the sliding plate moving assembly comprises a double sliding plate assembly and a cylinder pulling assembly arranged below the double sliding plate assembly for driving the double sliding plate assembly to reciprocatingly slide, the double sliding plate assembly comprises a sliding plate fixing plate and a sliding plate slidingly arranged on the sliding plate fixing plate, the sliding plate is provided with a high-temperature-resistant heat insulation plate, and the cylinder pulling assembly is connected with the sliding plate in a stroke-adjustable mode.

[0007] Preferably, the lower plate surface of the sliding plate is connected with limiting pressing strips on the left and right sides, respectively, and the limiting pressing strips and the sliding plate form a limiting sliding channel. In order to effectively limit the stroke of the sliding plate and prevent the sliding plate from deviating leftward or rightward during sliding, limiting pressing strips are arranged on the left and right sides of the lower plate surface of the sliding plate, and the limiting pressing strips and the sliding plate form a limiting sliding channel together, so that the sliding plate can reciprocatingly slide along the sliding plate fixing plate during sliding.

[0008] Preferably, the cylinder pulling assembly is provided with two groups, and the two groups of cylinder pulling assemblies are arranged on the left and right sides of the sliding plate fixing plate and connected with the lower plate surface of the sliding plate. In order to ensure the stability of the sliding plate, the cylinder pulling assembly is provided with two groups, and the two groups of cylinder pulling assemblies are preferably symmetrically arranged on the lower plate surface of the sliding plate.

[0009] As preferred, each group of the cylinder pulling assembly respectively comprises a cylinder pulling sleeve and a cylinder pulling mandrel, the cylinder pulling mandrel comprises a piston end and a stretching end, the piston end is arranged inside the cylinder pulling sleeve, the stretching end extends outside the cylinder pulling sleeve, and the stretching end is provided with a stroke adjusting external thread. The cylinder pulling assembly comprises the cylinder pulling sleeve and the cylinder pulling mandrel, and the reciprocating movement of the slide plate is driven by the telescopic sliding of the cylinder pulling mandrel relative to the cylinder pulling sleeve. In order to realize accurate positioning of the stroke of the slide plate, the stretching end of the cylinder pulling mandrel is provided with the stroke adjusting external thread.

[0010] As preferred, the stretching end of the cylinder pulling mandrel is hinged with a connecting seat, the connecting seat comprises a rotating seat body and a connecting head, one end of the connecting head is threadedly connected with the stretching end of the cylinder pulling mandrel in a threaded adjusting mode, and the other end of the connecting head is hinged with the connecting seat through a rotating shaft. The connecting seat is hinged with the stretching end of the cylinder pulling mandrel in order to facilitate the connection with the slide plate to form a movable connection, facilitate the automatic adjustment of the stress point of the slide plate during the operation of the cylinder pulling assembly, thereby forming effective force transmission and ensuring the stability of the operation of the slide plate. The threaded adjusting mode connection between the connecting head and the stretching end is preferred, which is convenient to operate and has high adjustment accuracy, and can adjust the stroke position of the slide plate with high precision.

[0011] As preferred, the rotating seat body is provided with a U-shaped slot, and the rotating shaft is arranged inside the U-shaped slot. A positioning connecting piece is arranged on the rotating seat body opposite to the U-shaped slot and perpendicular to the rotating shaft.

[0012] As preferred, the stroke adjusting external thread is provided with a stroke adjusting piece. The stroke adjusting piece is arranged to facilitate the cooperation with the stroke adjusting external thread on the cylinder pulling mandrel and the connecting head to realize the adjustment of the stroke of the slide plate.

[0013] As preferred, the cylinder pulling assembly further comprises a cylinder pulling front cover and a cylinder pulling rear cover arranged at the front and rear ends of the cylinder pulling sleeve, and the cylinder pulling front cover and the cylinder pulling rear cover are respectively provided with oil pipe joints. In order to facilitate the control of the cylinder pulling mandrel, the cylinder pulling front cover and the cylinder pulling rear cover are arranged at the two ends of the cylinder pulling sleeve, and the oil pipe joints are arranged thereon, which is convenient to connect with the external oil line to realize the reciprocating movement control operation of the cylinder pulling mandrel.

[0014] As preferred, a cylinder pulling fixing seat is arranged on the cylinder pulling rear cover, and a cylinder pulling connecting seat is arranged on the cylinder pulling front cover, and the cylinder pulling fixing seat and the cylinder pulling connecting seat are provided with connecting surfaces arranged on the same horizontal plane and in opposite directions. The cylinder pulling fixing seat and the cylinder pulling connecting seat are arranged to facilitate the connection of the cylinder pulling assembly with the lower die plate and the connection with the slide plate, thereby ensuring the stability of the sliding of the slide plate.

[0015] As preferred, the slide plate moving assembly is horizontally arranged between the upper die plate and the lower die plate of the mold locking unit, and the cylinder pulling assembly is fixed on the lower die plate through a cylinder pulling die plate fixing seat and drives the slide plate to reciprocate.

[0016] The utility model discloses the beneficial effect is: the high-temperature-resistant high-precision double slide plate injection molding machine, the parts of cylinder pulling assembly can adopt high-precision processing, and stroke displacement amount precision is high, and the position of slide plate can be adjusted to the precision position required through the depth of the connection of connecting seat and cylinder pulling mandrel connecting tooth, thereby reach the purpose of high-precision position.Cylinder pulling assembly is installed on the lower side of slide plate, compared with the original installation in the structure of slide plate both sides, greatly reduce the width of complete machine, make the size of complete machine get the reduction, saved the processing cost of complete machine.Collaborate high-temperature-resistant heat insulation board, make the heat of mould unable to transfer to slide plate, make the related oil cylinder and parts of injection molding not because heat is too high and lead to the shortening of service life, greatly improve the service life of machine, save maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the slide plate moving assembly in the utility model.

[0018] Figure 2 It is a sectional view of the slide plate moving assembly in the utility model.

[0019] Figure 3 It is a structure schematic view of the cylinder pulling assembly in the utility model.

[0020] Figure 4 It is another angle structure schematic view of the cylinder pulling assembly in the utility model.

[0021] Figure 5 It is a sectional view of the cylinder pulling assembly in the utility model.

[0022] Figure 6 It is a structure schematic view of the slide plate moving assembly and the mold locking unit connection in the utility model.

[0023] Figure 7 It is another angle structure schematic view. Figure 6 Another angle structure schematic view.

[0024] Figure 8 It is a structure schematic view of the high-temperature-resistant high-precision double slide plate injection molding machine (remove the shield assembly) in the utility model.

[0025] Figure 9 It is a structure schematic view of the high-temperature-resistant high-precision double slide plate injection molding machine in the utility model.

[0026] In the drawing: 100, injection unit, 101, storage cylinder assembly, 102, cylinder pulling assembly, 103, screw barrel assembly.

[0027] 200, a locking unit, 201, a locking cylinder, 202, a lower die plate, 203, an upper die plate, 204, a machine column, 205, a transition plate, 206, a quick cylinder assembly;

[0028] 300, an electric control box assembly, 400, an operation box assembly, 500, a machine frame assembly, 600, a shield assembly;

[0029] 1, a slide plate moving assembly,

[0030] 2, a slide plate assembly, 21, a slide plate fixing plate, 22, a slide plate, 23, a limiting pressing strip, 24, a pipeline avoiding groove;

[0031] 3, a cylinder pulling assembly, 31, a cylinder pulling sleeve, 32, a cylinder pulling mandrel, 321, a piston end, 322, a stretching end;

[0032] 33, a cylinder pulling front cover, 34, a cylinder pulling rear cover, 35, a cylinder pulling flange, 36, a mandrel movable hole, 37, a stroke adjusting external thread;

[0033] 4, an oil pipe joint, 5, a cylinder pulling fixing seat, 6, a cylinder pulling connecting seat,

[0034] 7, a connecting seat, 71, an internal thread hole, 72, a rotating seat body, 73, a connecting head, 74, a U-shaped slot, 75, a rotating shaft, 76, a rotating hole, 77, a positioning connecting piece;

[0035] 8, a stroke adjusting piece, 9, a high-temperature-resistant heat insulation plate, 10, a cylinder pulling die plate fixing seat. DETAILED DESCRIPTION

[0036] The technical scheme of the utility model will be described in further detail below by means of specific embodiments and in conjunction with the drawings.

[0037] Embodiment 1:

[0038] In Figure 1 、 Figure 2 、 Figure 6 、 Figure 7 The embodiment shown in the drawing is a high-temperature-resistant high-precision double slide plate injection molding machine, which comprises a slide plate moving assembly 1, wherein the slide plate moving assembly 1 comprises a double slide plate assembly 2 and a cylinder pulling assembly 3 arranged below the double slide plate assembly 2 for driving the double slide plate assembly 2 to reciprocatingly slide. The slide plate moving assembly 1 is horizontally arranged between an upper die plate 203 and a lower die plate 202 of a locking unit 200.

[0039] The double slide plate assembly 2 comprises a slide plate fixing plate 21 and a slide plate 22 which is slidingly arranged on the slide plate fixing plate, wherein a high-temperature-resistant heat insulation plate 9 is arranged on the slide plate 22, and the cylinder pulling assembly 3 is connected with the slide plate 22 in a stroke adjusting mode.

[0040] The lower plate surface of the slide plate 22 is connected with a limiting pressing strip 23 on the left and right sides respectively, and the limiting pressing strip 23 and the slide plate 22 form a limiting sliding channel. Specifically, the slide plate fixing plate 21 is fixed on the lower die plate and is located at the middle position of the lower die plate, the slide plate 22 is slidingly arranged on the slide plate fixing plate and slides along the slide plate fixing plate, and the positions of the two sides of the slide plate are limited through the limiting sliding channel, so that the slide plate stably slides at the set position.

[0041] The cylinder pulling assembly 3 is provided in two groups, and the two groups of cylinder pulling assemblies 3 are arranged on the two sides of the slide plate fixing plate 21 and are connected with the lower plate surface of the slide plate 22.

[0042] As shown in Figure 3 , Figure 4 , Figure 5 Each group of cylinder pulling assemblies 3 includes a cylinder pulling sleeve 31 and a cylinder pulling shaft 32, the cylinder pulling shaft 32 includes a piston end 321 and a stretching end 322, the piston end 321 is arranged inside the cylinder pulling sleeve 31, the stretching end 322 extends outside the cylinder pulling sleeve 31, and the stretching end 322 is provided with a stroke adjusting external thread 37.

[0043] The stretching end of the cylinder pulling shaft 32 is hinged with a connecting seat 7, the connecting seat 7 includes a rotating seat body 72 and a connecting head 73, one end of the connecting head 73 is threadedly connected with the stretching end 322 of the cylinder pulling shaft 32 in a screw adjustment manner, and the other end of the connecting head 73 is hinged with the connecting seat 7 through a rotating shaft 75.

[0044] The rotating seat body 72 is provided with a U-shaped slot 74, and the rotating shaft 75 is arranged inside the U-shaped slot 74. A positioning connecting piece 77 is arranged on the rotating seat body 72 opposite to the U-shaped slot 74 and is perpendicular to the rotating shaft 75.

[0045] The stroke adjusting external thread 37 is provided with a stroke adjusting piece 8. The stroke adjusting piece 8 cooperates with the stroke adjusting external thread 37 to adjust the stroke position of the slide plate, so as to ensure the accuracy of the position of the slide plate.

[0046] The cylinder pulling assembly 3 further includes a cylinder pulling front cover 33 and a cylinder pulling rear cover 34 arranged at the front and rear ends of the cylinder pulling sleeve 31, and the cylinder pulling front cover 33 and the cylinder pulling rear cover 34 are respectively provided with an oil pipe joint 4.

[0047] The cylinder pulling rear cover 32 is provided with a cylinder pulling fixing seat 5, and the cylinder pulling front cover 33 is provided with a cylinder pulling connecting seat 6. The cylinder pulling fixing seat 5 and the cylinder pulling connecting seat 6 are provided with connecting surfaces arranged on the same horizontal plane and in opposite directions.

[0048] The cylinder pulling assembly 3 is fixed on the lower die plate through a cylinder pulling die plate fixing seat 10 and drives the slide plate 22 to reciprocate.

[0049] As shown in Figure 6 、 Figure 7 , specifically, two cylinder pulling die plate fixing seats 10 are arranged at one end of the lower die plate, the cylinder pulling fixing seat on the cylinder pulling assembly is fixedly connected to the cylinder pulling die plate fixing seat 10, the cylinder pulling connecting seat 6 is arranged at the middle position of the lower die plate and the lower plate surface of the slide plate, and the cylinder pulling fixing seat and the cylinder pulling connecting seat are in the same horizontal plane. The connecting seat is positioned and connected to the lower plate surface of the other end of the slide plate 22 through the positioning connecting piece 77. Since the stretching end of the cylinder pulling mandrel is hinged to the rotating seat in the connecting seat through the connecting head, during the operation of the slide plate driven by the cylinder pulling assembly, the stress point can be automatically adjusted to stably pull the slide plate.

[0050] Embodiment 2:

[0051] In Figure 8 、 Figure 9 the embodiment, a high-temperature-resistant and high-precision double-slide plate injection molding machine mainly includes an injection unit 100 and a mold clamping unit 200. The injection unit 100 is a unit for completing the injection molding function of the product. The mold clamping unit is a unit for completing the opening and closing action of the mold and the ejection action of the finished product.

[0052] A machine frame assembly 500 for mounting the injection unit 100 and the mold clamping unit is provided. The machine frame assembly 500 is the frame of the whole machine, and all units of the injection molding machine are mounted on the machine frame assembly 500. A protective cover assembly 600 is arranged on the machine frame to prevent the operator from entering the dangerous area inside the machine.

[0053] An electric control box assembly 300 for realizing the operation action control of the whole machine and an operation box assembly 400 for the control operation of the whole machine are further arranged on the machine frame assembly.

[0054] The mold clamping unit 200 includes a mold clamping cylinder 201 and a die plate assembly. The die plate assembly includes a lower die plate 202 and an upper die plate 203. The upper die plate 203 and the lower die plate 202 are connected in an up-down manner through a group of machine columns 204. The mold clamping cylinder 201 is connected above the upper die plate 203 through a transition plate 205. The cylinder sleeve of the mold clamping cylinder 201 is fixed on the transition plate 205. The cylinder core shaft of the mold clamping cylinder is connected to the upper die plate 203 and drives the upper die plate 203 to slide up and down along the machine column 204, thereby realizing the high-pressure mold clamping and mold opening movement. A quick cylinder assembly 206 is further arranged on the transition plate. The quick cylinder core shaft in the quick cylinder assembly 206 is connected to the upper die plate.

[0055] The injection unit 100 comprises a storage cylinder assembly 101, an injection cylinder assembly 102 and a screw cylinder assembly 103. The screw cylinder assembly 103 is horizontally arranged on the frame assembly 500 and the nozzle of the screw cylinder assembly 103 is arranged opposite to the space where the upper and lower mold plates are arranged. The injection cylinder assembly 102 is horizontally arranged at the rear end of the screw cylinder assembly 102 for realizing the injection operation. The storage cylinder assembly 101 is vertically arranged above the screw cylinder assembly 102 for realizing the feeding and storage operation.

[0056] A slide plate moving assembly 1 is slidably arranged on the lower mold plate 202 in a direction perpendicular to the axial direction of the screw cylinder assembly.

[0057] As shown in Figure 1 , Figure 2 , the slide plate moving assembly 1 comprises a double slide plate assembly 2 and a pull cylinder assembly 3 arranged below the double slide plate assembly for driving the double slide plate assembly to reciprocally slide.

[0058] The double slide plate assembly 2 mainly comprises a double slide plate, which comprises a slide plate fixing plate 21 and a slide plate 22. The slide plate 22 is slidably connected with the slide plate fixing plate 21 through the pull cylinder assembly 3. The slide plate fixing plate 21 is fixed on the lower mold plate 202. The pull cylinder assembly 3 is connected with the slide plate 22 in a stroke adjusting mode, that is, the sliding stroke of the slide plate can be adjusted so that the position of the slide plate can be slid to a set precision position.

[0059] The lower parts of the left and right sides of the slide plate 22 are respectively fixedly connected with limiting pressing strips 23. The limiting pressing strips 23 are provided with pipeline avoiding grooves 24 for avoiding the oil pipe joint 4 on the pull cylinder connecting seat 6.

[0060] The pipeline avoiding grooves 24 are opened towards the lower mold plate 202. The limiting pressing strips 23 and the limiting pressing strips 23 cooperate to limit the left and right positions of the slide plate 22 on the slide plate fixing plate 21. The limiting pressing strips 23 form a limiting sliding channel with the slide plate 22, so that a limiting sliding structure is formed between the slide plate 22 and the slide plate fixing plate 21.

[0061] The pull cylinder assembly 3 is symmetrically arranged in two groups. The two groups of pull cylinder assemblies 3 are respectively arranged on the two sides of the lower plate surface of the slide plate 22.

[0062] As shown in Figure 3 , Figure 4 , Figure 5 , the pull cylinder assembly 3 mainly comprises a pull cylinder sleeve 31 and a pull cylinder core shaft 32 arranged inside the pull cylinder sleeve 31. The pull cylinder core shaft 32 comprises a piston end 321 and a stretching end 322. The piston end 321 is arranged inside the pull cylinder sleeve 31. The stretching end 322 extends out of the pull cylinder sleeve 31.

[0063] The cylinder pulling sleeve 31 is provided with a cylinder pulling front cover 33 and a cylinder pulling rear cover 34 at two ends respectively, and the cylinder pulling front cover and the cylinder pulling rear cover are respectively provided with oil pipe joints 4.

[0064] The cylinder pulling front cover 33 and the cylinder pulling rear cover 32 are respectively provided with a cylinder pulling flange 35, which can be provided separately from the cylinder pulling front cover 33 or integrally with the cylinder pulling front cover 33. The cylinder pulling flange 35 can be provided separately from the cylinder pulling rear cover 34 or integrally with the cylinder pulling rear cover 34.

[0065] The cylinder pulling rear cover 32 is provided with a cylinder pulling fixing seat 5. The cylinder pulling fixing seat 5 is in the form of an L-shaped plate structure as a whole, and the L-shaped one side of the cylinder pulling fixing seat 5 is fixed by screw locking with the cylinder pulling rear cover 34, and the other side of the L-shaped cylinder pulling fixing seat 5 extends freely outward and upward outside the cylinder pulling rear cover 34.

[0066] The cylinder pulling front cover 33 is provided with a cylinder pulling connecting seat 6. The cylinder pulling connecting seat 6 is in the form of an L-shaped plate structure as a whole, and can be provided in the same structure as the cylinder pulling fixing seat. The L-shaped one side of the cylinder pulling connecting seat 6 is fixed by screw locking with the cylinder pulling front cover 33, and the other side of the L-shaped cylinder pulling connecting seat 6 extends freely outward and upward outside the cylinder pulling front cover 33.

[0067] The outward extending sides of the cylinder pulling fixing seat 5 and the cylinder pulling connecting seat 6 are in the same horizontal plane and are oppositely arranged.

[0068] The cylinder pulling front cover 33 is provided with a core shaft movable hole 36, and the cylinder pulling core shaft 32 extends to the outside of the cylinder pulling sleeve 31 through the core shaft movable hole 36. The cylinder pulling core shaft 32 is provided with a connecting seat 7 at one end outside the cylinder pulling sleeve 31, the connecting seat 7 is threadedly connected with the end of the cylinder pulling core shaft 32, and a stroke adjusting member 8 is arranged between the end of the cylinder pulling core shaft 32 and the connecting seat 7, which is used to adjust the position of the stroke of the cylinder pulling core shaft, so as to adjust the position of the slide plate. In the embodiment, the stroke adjusting member 8 is an adjusting nut, which is connected with the cylinder pulling core shaft 32 through the connecting seat 7 and the depth of the thread, and the slide plate 22 is adjusted to the required precision position, i.e. the position opposite to the upper die plate 203, so as to achieve the purpose of high-precision position adjustment.

[0069] The connecting seat 7 is provided with an internal thread hole 71, and the extending end 322 of the cylinder pulling core shaft 32 is provided with a stroke adjusting external thread 37.

[0070] The connecting seat 7 comprises a rotating seat body 72 and a connecting head 73 rotatably connected to the rotating seat body 72. The rotating seat body 72 is provided with a U-shaped slot 74, and the U-shaped slot 74 is internally provided with a rotating shaft 75. The connecting head 3 is provided with a rotating hole 76, and the rotating shaft 75 is arranged inside the rotating hole 76 to rotatably arrange the connecting head 73 inside the U-shaped slot 74. The internal threaded hole 71 is arranged at one end of the connecting head 73, and the other end of the connecting head 73 is provided with a rotating block. The rotating hole is arranged on the rotating block. The rotating seat body 72 opposite to the U-shaped slot 74 is provided with a positioning connecting piece 77 perpendicular to the rotating shaft 75, which is used to realize the connection with the lower plate surface of the slide plate 22.

[0071] As shown in Figure 6 、 Figure 7 , during installation, the front ends of the lower plate surfaces of the slide plates 22 are rotatably connected to the pull cylinder shaft 32 through the connecting seats 7, and the rear ends of the lower plate surfaces of the slide plates 22 are fixedly connected to the pull cylinder front cover 33 through the pull cylinder connecting seat 6, and can be driven to move linearly by the linear extension and contraction of the pull cylinder shaft 32. The pull cylinder fixed seat 5 is fixedly installed on the lower die plate 202 through a pull cylinder die plate fixed seat 10. The pull cylinder die plate fixed seat 10 is arranged at one end of the lower die plate 202, the pull cylinder fixed seat 5 is fixedly arranged on the pull cylinder die plate fixed seat 10, and the pull cylinder connecting seat 6 is fixedly arranged on the plate surface of the lower die plate 202. The pull cylinder assembly 3 moves linearly to drive the slide plates to slide back and forth on the slide plate fixed plate.

[0072] The slide plate 22 is provided with a high-temperature-resistant heat insulation plate 9. The high-temperature-resistant heat insulation plate 9 can effectively prevent the transmission of temperature and achieve the effect of high-temperature resistance.

[0073] The high-temperature-resistant high-precision double-slide plate injection molding machine described in the above embodiment has high-precision processing of all parts of the pull cylinder assembly, high precision of stroke displacement, and the position of the slide plate can be adjusted to the required precision position through the depth of the connecting seat and the pull cylinder shaft connecting teeth, so as to achieve the purpose of high precision. The pull cylinder assembly is installed on the lower side of the slide plate, which greatly reduces the width of the whole machine compared with the original structure of being installed on both sides of the slide plate, so that the size of the whole machine is reduced, and the processing cost of the whole machine is saved.

[0074] The high-temperature-resistant heat insulation plate is used to prevent the heat of the mold from being transmitted to the slide plate, so that the related oil cylinder and parts of the injection molding will not be shortened in service life due to high heat, which greatly improves the service life of the machine and saves the maintenance cost.

[0075] The above embodiments are only some of the embodiments of the present application, but not all the embodiments. Meanwhile, based on the embodiments described in the present application, all other embodiments obtained by those skilled in the art on the basis of the technical solutions of the present application without creative labor shall belong to the protection scope of the present application.

Claims

1. A high-temperature-resistant high-precision double slide plate injection molding machine, characterized in that: The utility model provides a slide plate moving assembly (1) which comprises a double slide plate assembly (2) and a pull cylinder assembly (3) arranged below the double slide plate assembly for driving the double slide plate assembly (2) to reciprocatingly slide, the double slide plate assembly (2) comprises a slide plate fixing plate (21) and a slide plate (22) slidingly arranged on the slide plate fixing plate, a high-temperature-resistant heat insulation plate (9) is arranged on the slide plate (22), and the pull cylinder assembly (3) is connected to the slide plate (22) in a stroke adjustment mode.

2. The high temperature resistant high precision dual slide injection molding machine of claim 1, wherein: The left and right sides of the lower plate surface of the slide plate (22) are respectively connected to limiting pressing strips (23), and the limiting pressing strips (23) form limiting sliding channels with the slide plate (22).

3. The high temperature resistant high precision dual slide injection molding machine of claim 1, wherein: The pull cylinder assembly (3) is provided with two groups, and the two groups of pull cylinder assemblies (3) are arranged on the left and right sides of the slide plate fixing plate (21) and are connected to the lower plate surface of the slide plate (22).

4. The high temperature resistant high precision dual slide injection molding machine of claim 3, wherein: Each group of pull cylinder assemblies (3) respectively comprises a pull cylinder sleeve (31) and a pull cylinder core shaft (32), the pull cylinder core shaft (32) comprises a piston end (321) and a stretching end (322), the piston end (321) is arranged inside the pull cylinder sleeve (31), the stretching end (322) extends outside the pull cylinder sleeve (31), and the stretching end (322) is provided with a stroke adjustment external thread (37).

5. The high temperature resistant high precision dual slide injection molding machine of claim 4, wherein: The stretching end of the pull cylinder core shaft (32) is hingedly connected to a connecting seat (7), the connecting seat (7) comprises a rotating seat body (72) and a connecting head (73), one end of the connecting head (73) is connected to the stretching end (322) of the pull cylinder core shaft (32) in a screw thread adjustment mode, and the other end of the connecting head (73) is hingedly connected to the connecting seat (7) through a rotating shaft (75).

6. The high temperature resistant high precision dual slide injection molding machine of claim 5, wherein: The rotating seat body (72) is provided with a U-shaped slot (74), the rotating shaft (75) is arranged inside the U-shaped slot (74), and a positioning connecting piece (77) is arranged on the rotating seat body (72) opposite to the U-shaped slot (74) and perpendicular to the rotating shaft (75).

7. The high temperature resistant high precision dual slide injection molding machine of claim 4, wherein: The stroke adjustment external thread (37) is provided with a stroke adjustment piece (8).

8. The high temperature resistant high precision dual slide injection molding machine of claim 4, wherein: The pull cylinder assembly (3) further comprises a pull cylinder front cover (33) and a pull cylinder rear cover (34) arranged at the front and rear ends of the pull cylinder sleeve (31), and the pull cylinder front cover (33) and the pull cylinder rear cover (34) are respectively provided with oil pipe joints (4).

9. The high temperature resistant high precision dual slide injection molding machine of claim 8, wherein: A pull cylinder fixing seat (5) is arranged on the pull cylinder rear cover (34), a pull cylinder connecting seat (6) is arranged on the pull cylinder front cover (33), and the pull cylinder fixing seat (5) and the pull cylinder connecting seat (6) are provided with connecting surfaces arranged on the same horizontal plane and in opposite directions.

10. The high-temperature-resistant high-precision double slide plate injection molding machine according to any one of claims 1 to 9, characterized in that: The slide plate moving assembly (1) is horizontally arranged between an upper die plate (203) and a lower die plate (202) of a mold locking unit, the pull cylinder assembly (3) is fixed on the lower die plate through a pull cylinder die plate fixing seat (10) and drives the slide plate (22) to reciprocatingly move.

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