CN210552678U - Motion guiding device of injection molding machine movable mould plate and injection molding machine - Google Patents
Motion guiding device of injection molding machine movable mould plate and injection molding machine Download PDFInfo
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- CN210552678U CN210552678U CN201920725131.4U CN201920725131U CN210552678U CN 210552678 U CN210552678 U CN 210552678U CN 201920725131 U CN201920725131 U CN 201920725131U CN 210552678 U CN210552678 U CN 210552678U
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Abstract
The utility model discloses a motion guiding device of a movable template of an injection molding machine and the injection molding machine, which comprises a frame and side direction guiding components, wherein the top surface of the frame is provided with a slide way which is used for being in sliding fit with the movable template, both sides of the frame are provided with at least two groups of side direction guiding components, each side direction guiding component comprises a first guide plate, an eccentric pin and a first fastening screw, the inner side surface of the first guide plate is used for being in sliding fit with the outer side surface of the movable template, both ends of the first guide plate are provided with first guide grooves, the eccentric pin comprises a first connecting post and a second connecting post which are connected in sequence, the central axis of the second connecting post and the central axis of the first connecting post are arranged in an offset way, the outer diameter of the second connecting post is smaller than the outer diameter of the first connecting post, a parting surface is formed between the first connecting post and the second connecting post, the eccentric pin, the first fastening screw is used for connecting the eccentric pin, the first guide plate and the frame together. The guiding precision is easier to guarantee.
Description
Technical Field
The utility model relates to an injection moulding equipment technical field especially relates to a motion guider and injection molding machine of injection molding machine movable mould board.
Background
At present, most of mould locking devices used in injection molding equipment and die-casting equipment adopt a two-plate mould locking structure (two-plate machine for short). The two-plate injection molding machine generally comprises a movable template, a fixed template, a mold moving oil cylinder fixed on the fixed template, a pull rod connected between the movable template and the fixed template and used for moving the movable template on the fixed template, a mold locking oil cylinder, a brake mechanism and the like, and the action process of the typical two-plate injection molding machine is as follows: and the moving oil cylinder fixed with the fixed template drives the movable template to move rapidly until the mold is closed, at the moment, the movable template and the pull rod are relatively fixed through the contracting brake mechanism, and then the mold locking oil cylinder pulls the pull rod to lock the mold.
In the working process of the injection molding machine, the movable template needs to bear the weight of a mold and reciprocates on a bearing surface of a machine base, and in order to ensure that the mold on the movable template and the mold on the fixed template can be accurately jointed, the motion of the movable template needs to be accurately guided.
The motion guide of the movable template of the injection molding machine at present mainly has the following structures:
1. the pull rod guide mechanism, such as "a motion guide device for a movable mold plate of a two-plate injection molding machine" disclosed in application No. 201120188992.7, specifically discloses a method for supporting and guiding the movable mold plate by fixing two lower pull rods. This structure has the following problems: (1) because the pull rod is a core part generating the mold locking force, the material and manufacturing cost of the pull rod are very expensive, and the guide mode disclosed by the utility model ensures that the lengths of the two pull rods are longer and the cost is very high; (2) the lengthening of the pull rod leads to the lengthening of the base, and the material and manufacturing cost is increased; (3) the length of the injection molding machine is increased in the mode, and more space of an injection molding workshop is occupied.
2. A rack guide mechanism, such as a 'slide foot adjusting mechanism of an injection molding machine' disclosed by the application number 201320147113.5, in particular discloses a slide foot adjusting mechanism for realizing the forward and lateral support and guide of a movable template. This structure has the following problems: (1) the adjustment between the lateral sliding foot and the lateral guide rail can be realized only by increasing or decreasing the adjusting gasket, and the adjustment range of the lateral sliding foot is smaller by the adjustment mode; (2) the sliding foot pressing plate is positioned at the inner side below the movable template, so that the adjustment operation is difficult and the rapid adjustment is not facilitated; (3) the structure of the side guide rail is not mentioned in the guide structure, and the problem that whether the structure of the side guide rail can ensure the integral guide performance and the manufacturing and processing cost is not considered.
3. A side guide mechanism of a rack, namely a conventional rack guide structure of the current injection molding machine, is provided with a guide mechanism for preventing a movable template from deflecting along a side direction vertical to a pull rod direction besides forward support and guide, wherein a first guide plate in the guide mechanism is generally fixed on a machine base in a welding mode, and a guide slideway is machined. This approach has the following disadvantages: (1) four runner guide slideways, namely two forward slideways and two lateral slideways, need to be arranged on the rack along the length direction of the pull rod, and in order to ensure the guide precision, the forward slideways and the lateral slideways need to ensure higher form and position tolerance, so that the machining of the structure needs to be carried out in a numerical control machining center, the machining cost is very high, and the efficiency is low; (2) the base of the injection molding machine is generally of a welded structure, and after welding, the base can deform greatly, so that even if the base is subjected to aging or stress relief treatment, the problem of deformation is generally existed in subsequent use, and the form and position tolerance of the forward and lateral slide ways is more difficult to guarantee, so that the guide precision is deteriorated.
4. The linear rolling guide rail is used for guiding, and the guide structure is limited by the influences of low quality of domestic steel, poor aging treatment effect, poor machining precision and high cost of a high-bearing linear rail, and is difficult to achieve an ideal guide effect in practice.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a motion guiding device of an injection molding machine movable mould board, the motion guiding device of the injection molding machine movable mould board ensures the guiding precision more easily, and the guiding precision is high, the manufacturing difficulty is low and the cost is low.
The second objective of the present invention is to provide an injection molding machine with the above-mentioned motion guide device.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
the motion guiding device of the injection molding machine movable mould plate comprises:
the top surface of the frame is provided with two mutually parallel slideways which are used for being in sliding fit with the bottom surface of the movable template;
the lateral guide assembly is arranged on each of two sides of the rack and comprises a first guide plate, an eccentric pin and a first fastening screw;
the length direction of the first guide plate is parallel to the length direction of the slide way, the inner side surface of the first guide plate is used for being in sliding fit with the outer side surface of the movable template, first guide grooves penetrating through the upper end and the lower end of the first guide plate are formed in two ends of the first guide plate, and the length direction of the first guide grooves is perpendicular to the length direction of the slide way;
the eccentric pin comprises a first connecting column and a second connecting column which are sequentially connected, the central axis of the second connecting column and the central axis of the second connecting column are arranged in an offset way, the outer diameter of the second connecting column is smaller than that of the first connecting column, so that a parting surface is formed between the first connecting column and the second connecting column, the eccentric pin penetrates through the first guide groove and is inserted on the rack, when the eccentric pin is inserted on the frame, the parting surface is matched with the top surface of the first guide plate, the upper part of the second connecting column is in sliding fit with the side wall of the first guide groove, the lower part of the second connecting column is inserted on the rack, when the eccentric pin is driven to rotate, the first guide groove is in sliding fit with the eccentric pin to drive the first guide plate to move along the length direction of the first guide groove;
and after the adjustment is finished, the first fastening screw is used for connecting the eccentric pin, the first guide plate and the rack together.
Further, the side direction subassembly is still including being used for locking the locking mechanism of eccentric round pin, locking mechanism includes wedge, second fastening screw and sets up in the wedge hole at the top of first deflector, the wedge hole is located the top of first guide way, just the wedge hole with first guide way intercommunication, the wedge passes first spliced pole and install in on the wedge hole, just the wedge passes through second fastening screw with first deflector links together.
Further, the big lower extreme in upper end of wedge is little, just the relative both sides of wedge all are formed with first inclined plane, the relative both sides wall of wedge hole all be equipped with first inclined plane complex second inclined plane, another relative both sides face of wedge is the plane, this plane with the plane cooperation that the wedge hole corresponds.
Furthermore, the eccentric pin is provided with an eccentric hole penetrating through the upper end and the lower end of the eccentric pin, and the first fastening screw penetrates through the eccentric hole and then is in threaded connection with the rack.
Furthermore, the top of the first connecting column is provided with a hexagonal body used for being matched with a wrench, and the hexagonal body is exposed out of the first guide plate.
Furthermore, the lateral guide assembly further comprises a third fastening screw, the third fastening screw is used for connecting the first guide plate and the rack together, a second guide groove in sliding fit with the third fastening screw is further formed in the first guide plate, the length direction of the second guide groove is parallel to that of the first guide groove, and the second guide groove is located between the first guide grooves at the two ends of the first guide plate.
Further, the motion guiding device of the movable die plate of the injection molding machine further comprises a second guide plate, the two sides of the rack are detachably provided with the second guide plate, the length direction of the second guide plate is parallel to the length direction of the rack, the top surface of the second guide plate is provided with the slide way, and the first guide plate is arranged on the second guide plate.
Furthermore, the movement guiding device of the injection molding machine movable mould plate further comprises two groups of supporting components, the supporting components are used for supporting the movable mould plate, the bottom surfaces of the two groups of supporting components are respectively matched with the two slideways in a sliding manner, and the outer side surfaces of the supporting components are matched with the inner side surface of the first guide plate in a sliding manner.
Furthermore, the support assembly comprises a sliding foot, two sliding blocks, a connecting plate, a first adjusting screw, a second adjusting screw and a third adjusting screw, the sliding foot is used for supporting the movable template, the sliding foot is slidably arranged on the two sliding blocks, the bottom surface of the sliding block is slidably matched with the first guide plate, the outer side surface of the sliding block is slidably matched with the inner side surface of the first guide plate, the two sliding blocks are arranged at intervals, a third inclined surface inclined towards the inside is arranged at the top of the sliding block, fourth inclined surfaces matched with the third inclined surfaces of the two sliding blocks are arranged at two ends of the bottom of the sliding foot, the first adjusting screw penetrates through the sliding block to be in threaded connection with the sliding foot, the second adjusting screw is in threaded connection with the sliding block, and the length directions of the first adjusting screw and the second adjusting screw are parallel to the sliding direction of the sliding foot, the connecting plate is provided with a third guide groove, the length direction of the third guide groove is parallel to the third inclined surface, one end of the connecting plate is fixedly connected with the side surface of the sliding foot, the other end of the connecting plate is in threaded connection with the sliding block through a third adjusting screw penetrating through the third guide groove, and the third adjusting screw is in sliding fit with the third guide groove.
Furthermore, the supporting assembly further comprises a first sliding plate and a second sliding plate, the first sliding plate is detachably arranged on the bottom surface of the supporting assembly, and the bottom surface of the first sliding plate is in sliding fit with the slide way; the second sliding plate is detachably arranged on the outer side face of the supporting component, and the outer side face of the second sliding plate is in sliding fit with the inner side face of the first guide plate.
The second purpose of the utility model is realized by adopting the following technical scheme:
the injection molding machine comprises the motion guide device of the movable template of the injection molding machine.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. because the side guide of the motion of the movable template is realized, the guide of a pull rod is not adopted any more, the high material cost and the processing cost of the pull rod are saved, and meanwhile, the integral length of the frame can be shortened, so that the integral structure of the injection molding machine is more compact, the floor area of the injection molding machine is saved, the land used in an injection molding workshop is saved, the greater cost benefit is brought to the whole machine equipment, the greater land used cost benefit is brought to customers, and the competitiveness of the equipment is improved;
2. because the lateral guide assembly and the rack are arranged in a split manner, compared with the conventional welding fixed type rack guide structure at present, the rack only needs to be provided with the slide way on one plane, the requirement of the rack on processing equipment is greatly reduced, the manufacturing cost of the rack is greatly reduced, the dimensional precision is easier to ensure, and greater cost benefit is brought to the whole equipment, so that the forward guide precision of the movable template is improved;
3. compared with an integrated lateral welding guide structure, the single-side lateral guide structure of the utility model consists of at least two groups of lateral guide assemblies, the length of a single first guide plate is much shorter, the requirement on the processing equipment of the first guide plate is lower, the manufacturing cost of the first guide plate is reduced, the size precision is easier to ensure, and thus the lateral guide precision of the movable template is improved;
4. because the adjustable lateral guide assembly is adopted, the lateral guide structure of the movable template is formed by combining at least two groups of lateral guide assemblies together to form a lateral slideway together, and the independent lateral guide assembly can be independently adjusted according to the actual position of the movable template, the structure avoids the problem of poor guide precision caused by welding or processing deformation of the conventional integrated lateral slide block to the maximum extent, thereby further improving the lateral guide precision of the movable template;
5. by flexibly setting the eccentric distance of the eccentric pin, a wider adjustment range can be obtained, and the use is more flexible and convenient;
6. because the lateral guide assembly is positioned at the outer side of the support assembly, the operation space of the lateral guide assembly is large, the adjustment is easier and more convenient, and the labor intensity of an assembly worker for adjusting the support assembly is reduced.
Drawings
Fig. 1 is a schematic structural view of a movement guide device of a movable mold plate of an injection molding machine provided with the movable mold plate according to the present invention;
FIG. 2 is a schematic view of the construction of a side guide assembly in the motion guide of the movable platen of the injection molding machine shown in FIG. 1;
FIG. 3 is a top view of a first guide plate in the lateral guide assembly shown in FIG. 2;
FIG. 4 is a top view of the eccentric pin of the lateral guide assembly shown in FIG. 3;
3 FIG. 35 3 is 3 a 3 sectional 3 view 3 taken 3 in 3 the 3 direction 3 A 3- 3 A 3 of 3 the 3 eccentric 3 pin 3 shown 3 in 3 FIG. 34 3; 3
FIG. 6 is a perspective view of a support assembly in the motion guide of the movable platen of the injection molding machine shown in FIG. 1;
fig. 7 is a front view of the support assembly shown in fig. 6.
In the figure: 1. a frame; 11. a second guide plate; 111. a slideway; 2. a lateral guide assembly; 21. a first guide plate; 211. a first guide groove; 212. a wedge-shaped hole; 213. a second guide groove; 22. an eccentric pin; 221. a first connecting column; 2211. a hexagonal body; 222. a second connecting column; 223. an eccentric hole; 23. a first fastening screw; 24. a wedge block; 25. a second fastening screw; 26. a third fastening screw; 3. a support assembly; 31. a sliding foot; 32. a slider; 33. a first adjustment screw; 34. a second adjustment screw; 35. locking the nut; 36. a connecting plate; 361. a third guide groove; 37. a third adjusting screw; 38. a second slide plate; 4. and (4) moving the template.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
Referring to fig. 1, a movement guiding device of a movable mold plate of an injection molding machine according to a preferred embodiment of the present invention is shown, comprising a frame 1, a lateral guiding assembly 2 and two sets of supporting assemblies 3, wherein the top surface of the frame 1 is provided with two mutually parallel slideways 111, the two slideways 111 are respectively disposed on two sides of the top surface of the frame 1, at least two sets of lateral guiding assemblies 2 sequentially disposed along the length direction of the slideways 111 are respectively disposed on two sides of the top surface of the frame 1, the supporting assemblies 3 are used for supporting the movable mold plate 4, the bottom surfaces of the two sets of supporting assemblies 3 are respectively in sliding fit with the two slideways 111, the outer side surfaces of the supporting assemblies 3 are in sliding fit with the inner side surfaces of the lateral guiding assemblies 2, the two sets of slideways 111 are respectively in sliding fit with the two sets of supporting assemblies 3 for supporting the movable mold plate 4, so as to reduce the, the machining precision of the slide rail 111 is guaranteed more easily, and the supporting component 3 is arranged to serve as a sliding part of the movable template 4, so that when the movable template is worn too much, the guiding precision of the movable template 4 can be guaranteed by replacing the supporting component 3, the movable template 4 does not need to be replaced, and the cost is reduced.
As shown in fig. 2, the lateral guide assembly 2 includes a first guide plate 21, an eccentric pin 22 and a first fastening screw 23, wherein the length direction of the first guide plate 21 is parallel to the length direction of the slideway 111, and the inner side surface of the first guide plate 21 is used for sliding fit with the outer side surface of the support assembly 3. As shown in fig. 3, both ends of the first guide plate 21 are provided with first guide grooves 211 penetrating the upper and lower ends thereof, the first guide grooves 211 are rounded rectangular grooves, and the length direction of the first guide grooves 211 is perpendicular to the length direction of the slide rail 111. As shown in fig. 4 and 5, the eccentric pin 22 includes a first connection post 221 and a second connection post 222 connected in sequence, a central axis of the second connection post 222 is offset from a central axis of the first connection post 221, an eccentricity is e, and an outer diameter of the second connection post 222 is smaller than an outer diameter of the first connection post 221, so that a parting surface is formed between the first connection post 221 and the second connection post 222, the eccentric pin 22 passes through the first guide slot 211 and is inserted into the frame 1, when the eccentric pin 22 is inserted into the frame 1, the parting surface is matched with a top surface of the first guide plate 21, an upper portion of the second connection post 222 is slidably matched with a side wall of the first guide slot 211, and a lower portion of the second connection post 222 is inserted into the frame 1, when the eccentric pin 22 is driven to rotate, the first guide slot 211 is slidably matched with the eccentric pin 22 to drive the first guide plate 21 to move along a length direction of the first guide slot 211, make this first guide block adjustable relative position for supporting component 3, after the adjustment finishes, first fastening screw 23 is used for linking together eccentric pin 22, first deflector 21 and frame 1 for can fasten the connection together between eccentric pin 22, first deflector 21 and the frame 1 three, can avoid eccentric pin 22 to take place to rotate at the during operation and drive first deflector 21 and remove, thereby guarantee this motion guider's direction precision.
The movement guiding device of the movable template of the injection molding machine has the following advantages:
1. because the side guide of the motion of the movable template 4 is realized, the guide of a pull rod can be omitted, the high material cost and the processing cost of the pull rod are saved, and meanwhile, the whole length of the frame 1 can be shortened, so that the whole structure of the injection molding machine is more compact, the floor area of the injection molding machine is saved, the land used in an injection molding workshop is saved, the great cost benefit is brought to the equipment of the whole machine, the great land used cost benefit is brought to customers, and the competitiveness of the equipment is improved;
2. because the lateral guide assembly 2 and the rack 1 are arranged in a split manner, compared with the conventional guide structure of the welding fixed rack 1, the rack 1 only needs to process the slide rail 111 on one plane, the requirement of the rack 1 on processing equipment is greatly reduced, the manufacturing cost of the rack 1 is greatly reduced, the dimensional precision is easier to ensure, and greater cost benefit is brought to the whole equipment, so that the forward guide precision of the movable template 4 is improved;
3. compared with the integrated lateral welding guide structure, the single lateral guide structure of the utility model consists of at least two sets of lateral guide assemblies 2, the length of a single first guide plate 21 is much shorter, the requirement on the processing equipment of the first guide plate 21 is lower, the manufacturing cost of the first guide plate 21 is reduced, the size precision is easier to be ensured, and thus the lateral guide precision of the movable template 4 is improved;
4. because the adjustable lateral guide assembly 2 is adopted, and the lateral guide structure of the movable template 4 is formed by combining at least two groups of lateral guide assemblies 2 together to form the lateral slideway 111, the independent lateral guide assembly 2 can be independently adjusted according to the actual position of the movable template 4, the structure avoids the problem of poor guide precision caused by welding or processing deformation of the conventional integrated lateral slide block 32 to the maximum extent, and the lateral guide precision of the movable template 4 can be further improved;
5. by flexibly setting the eccentricity of the eccentric pin 22, a wider adjustment range can be obtained, and the use is more flexible and convenient;
6. because the lateral guide assembly 2 is positioned at the outer side of the support assembly 3, the operation space is large, the adjustment is easier and more convenient, and the labor intensity of an assembly worker for adjusting the support assembly 3 is reduced.
With continued reference to fig. 2, the lateral guide assembly 2 further includes a locking mechanism for locking the eccentric pin 22, the locking mechanism includes a wedge block 24, a second fastening screw 25 and a wedge hole 212 opened at the top of the first guide plate 21, the wedge hole 212 is located above the first guide slot 211, the wedge hole 212 is communicated with the first guide slot 211, the wedge block 24 passes through the first connection column 221 and is installed on the wedge hole 212, and the wedge block 24 is connected with the first guide plate 21 through the second fastening screw 25, it can be understood that the wedge block 24 is provided with a through hole, and the through hole is matched with the first connection column 221. The eccentric pin 22 after the adjustment is locked by the locking mechanism, so that the eccentric pin 22 is more reliably fixed, and the guiding precision of the motion guiding device can be further improved.
The position adjustment process of the lateral guide assembly 2 is as follows: by twisting the eccentric pin 22, the parting surface of the eccentric pin 22 and the upper part of the second connecting column 222 push the first guide plate 21 in matching contact with the eccentric pin to move along the direction perpendicular to the length direction of the slideway 111, the movement of the first guide plate 21 can be adjusted to be within the range of ± e, e is the eccentric distance of the eccentric pin 22, after the adjustment is finished, the eccentric pin 22, the first guide plate 21 and the rack 1 are connected together by using the first fastening screw 23, then the wedge block 24 passes through the first connecting column 221 of the eccentric pin 22 and is matched with the wedge hole 212, the second fastening screw 25 is used for pressing and preventing looseness, and finally the second fastening screw 25 is tightened to fix the first guide plate 21 on the rack 1.
Specifically, the upper end of the wedge-shaped block 24 is large, the lower end of the wedge-shaped block is small, first inclined planes are formed on two opposite sides of the wedge-shaped block 24, second inclined planes matched with the first inclined planes are arranged on two opposite side walls of the wedge-shaped hole 212, two opposite side surfaces of the wedge-shaped block 24 are planes, and the planes are matched with the planes corresponding to the wedge-shaped hole 212. Due to the eccentricity, the force of the support assembly 3 on the first guide plate 21 generates a torque on the eccentric pin 22, which is transmitted to the wedge 24, and can be decomposed into a torque of the pair of wedge 24 and a thrust force in the length direction of the first guide plate 21. Specifically, because the first inclined surfaces of the two opposite sides of the bottom of the wedge block 24 are matched with the second inclined surfaces of the wedge hole 212, the displacement of the wedge block 24 along the length direction of the wedge block is prevented, and the thrust of the wedge block 24 acting on the first guide plate 21 can be decomposed into positive pressure perpendicular to the second inclined surfaces and thrust along the second inclined surfaces by matching the first inclined surfaces of the wedge block 24 with the second inclined surfaces of the wedge hole 212, the friction force of the wedge block 24 along the second inclined surfaces and the thrust along the second inclined surfaces can be offset by reasonably setting the inclination angle of the first inclined surfaces or the second inclined surfaces and the pretightening of the wedge block 24 by the second fastening screw 25, and the other two opposite side surfaces of the wedge block 24 are planes which are matched with the planes corresponding to the wedge hole 212, so that the rotation of the wedge block 24 is avoided, the purpose of self-locking of the wedge block 24 is achieved, and the reliable fixation of the eccentric pin 22 is realized, finally, reliable fixing of the first guide plate 21 is achieved, and the guide precision of the first guide plate 21 is improved.
Referring to fig. 4 and 5, the eccentric pin 22 is opened with an eccentric hole 223 penetrating the upper and lower ends thereof, and the first fastening screw 23 passes through the eccentric hole 223 and then is screwed with the frame 1.
As shown in fig. 4, the top of the first connecting column 221 is provided with a hexagonal body 2211 for cooperating with a wrench, and the hexagonal body 2211 is exposed out of the first guide plate 21 so as to facilitate the eccentric pin 22 to be driven to rotate by the wrench.
Specifically, the lateral guide assembly 2 further includes a third fastening screw 26, the third fastening screw 26 is used for connecting the first guide plate 21 and the frame 1 together, the first guide plate 21 is further provided with a second guide groove 213 slidably fitted with the third fastening screw 26, the second guide groove 213 is a rounded rectangular groove, a length direction of the second guide groove 213 is parallel to a length direction of the first guide groove 211, and the second guide groove 213 is located between the first guide grooves 211 at two ends of the first guide plate 21, so as to guide the first guide plate 21, and thus the first guide plate 21 can slide more smoothly. It can be understood that, when adjusting the position of the first guide plate 21, the third fastening screw 26 needs to be loosened to avoid the third fastening screw 26 pressing against the first guide plate 21 to hinder the movement of the first guide plate 21.
Preferably, the movement guiding device of the movable mold plate of the injection molding machine further comprises a second guiding plate 11, the second guiding plate 11 is detachably arranged on both sides of the frame 1 (for example, through screw connection, tenon connection, etc.), the length direction of the second guiding plate 11 is parallel to the length direction of the frame 1, the top surface of the second guiding plate 11 is provided with a slide rail 111, and the first guiding plate 21 is arranged on the second guiding plate 11. Therefore, the processing of the slideway 111 is more convenient, and when the abrasion of the slideway 111 is larger, the second guide plate 11 is replaced, so that the whole frame 1 does not need to be replaced, and the cost is reduced.
As shown in fig. 6 and 7, in order to realize the height adjustment of the movable mold plate 4, the supporting assembly 3 includes a sliding foot 31, two sliding blocks 32, a connecting plate 36, a first adjusting screw 33, a second adjusting screw 34 and a third adjusting screw 37, the sliding foot 31 is used for supporting the movable mold plate 4, the sliding foot 31 is slidably mounted on the two sliding blocks 32, the sliding foot 31 is surrounded by the two sliding blocks 32, the bottom surface of the sliding block 32 is slidably matched with the first guide plate 21, the outer side surface of the sliding block 32 is slidably matched with the inner side surface of the first guide plate 21, the two sliding blocks 32 are arranged at intervals, the top of the sliding block 32 is provided with a third inclined surface inclined towards the inside, both ends of the bottom of the sliding foot 31 are provided with fourth inclined surfaces matched with the third inclined surfaces of the two sliding blocks 32, the first adjusting screw 33 penetrates through the sliding block 32 to be in threaded connection with the sliding foot 31, the second adjusting screw 34 is in threaded, the length directions of the first adjusting screw 33 and the second adjusting screw 34 are parallel to the sliding direction of the sliding foot 31, the connecting plate 36 is provided with a third guide groove 361, the length direction of the third guide groove 361 is parallel to a third inclined surface, one end of the connecting plate 36 is fixedly connected with the side surface of the sliding foot 31, the other end of the connecting plate 36 is in threaded connection with the sliding block 32 through a third adjusting screw 37 penetrating through the third guide groove 361, wherein the third adjusting screw 37 and the third guide groove 361 are in sliding fit, the sliding block 32 or the sliding foot 31 can be guided while the connection between the sliding block 32 and the sliding foot 31 is realized, and the sliding foot 31 is prevented from deviating. When the height of the sliding foot 31 is increased, the second screw is screwed to drive the sliding block 32 to move inwards relative to the sliding foot 31 so as to raise the sliding foot 31, and when the height of the sliding foot 31 is decreased, the first screw is screwed to drive the sliding foot 31 to move towards the middle part of the two sliding blocks 32 relative to the sliding block 32 so as to decrease the height of the sliding foot 31, so that the sliding foot 31 is lifted or descended, and the use is more convenient.
Specifically, to prevent the second screw from loosening, the support assembly 3 further includes a lock nut 35, the lock nut 35 is screwed with the second screw, and the lock nut 35 abuts against the outer side surface of the slider 32.
Preferably, the support assembly 3 further comprises a first sliding plate and a second sliding plate 38, the first sliding plate is detachably disposed on the bottom surface of the support assembly 3, and the bottom surface of the first sliding plate is in sliding fit with the sliding rail 111; the second sliding plate 38 is detachably disposed on the outer side surface of the supporting component 3, and the outer side surface of the second sliding plate 38 is in sliding fit with the inner side surface of the first guiding plate 21. Therefore, when the abrasion of the supporting component 3 is large, the cost is further reduced by replacing the first sliding plate and the second sliding plate 38 without replacing the whole supporting component.
The utility model also discloses an injection molding machine of using the motion guider who has foretell injection molding machine movable mould board, the concrete structure of this injection molding machine can refer to current injection molding machine or be in the utility model discloses a concrete structure mentioned in the background art, movable mould board 4 of this injection molding machine is installed on the employed runner 31.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. The motion guider of injection molding machine movable mould board, its characterized in that includes:
the top surface of the rack is provided with a slideway, and the slideway is used for being in sliding fit with the bottom surface of the movable template;
the lateral guide assembly comprises a rack, a first guide plate, an eccentric pin and a first fastening screw, wherein the rack is provided with a plurality of lateral guide assemblies;
the length direction of the first guide plate is parallel to that of the slide way, the inner side surface of the first guide plate is used for being in sliding fit with the outer side surface of the movable template, first guide grooves are formed in two ends of the first guide plate, and the length direction of the first guide grooves is perpendicular to that of the slide way;
the eccentric pin comprises a first connecting column and a second connecting column which are sequentially connected, the central axis of the second connecting column and the central axis of the first connecting column are arranged in a bias way, the outer diameter of the second connecting column is smaller than that of the first connecting column, so that a parting surface is formed between the first connecting column and the second connecting column, the eccentric pin penetrates through the first guide groove and is inserted on the rack, when the eccentric pin is inserted on the frame, the parting surface is matched with the top surface of the first guide plate, the upper part of the second connecting column is in sliding fit with the side wall of the first guide groove, the lower part of the second connecting column is inserted on the rack, when the eccentric pin is driven to rotate, the first guide groove is in sliding fit with the eccentric pin to drive the first guide plate to move along the length direction of the first guide groove;
the first fastening screw is used for connecting the eccentric pin, the first guide plate and the frame together.
2. The motion guide device of a movable mold plate of an injection molding machine according to claim 1, wherein the lateral guide assembly further comprises a locking mechanism for locking the eccentric pin, the locking mechanism comprises a wedge block, a second fastening screw and a wedge hole opened at the top of the first guide plate, the wedge hole is positioned above the first guide groove and is communicated with the first guide groove, the wedge block passes through the first connecting column to be installed on the wedge hole, and the wedge block is connected with the first guide plate through the second fastening screw.
3. The movement guide device of a movable mold plate of an injection molding machine according to claim 2, wherein the wedge block has a larger upper end and a smaller lower end, and first inclined surfaces are formed on opposite sides of the wedge block, second inclined surfaces engaged with the first inclined surfaces are formed on opposite side walls of the wedge hole, and the other opposite side surfaces of the wedge block are flat surfaces engaged with the flat surfaces corresponding to the wedge hole.
4. The apparatus of claim 1, wherein a hexagonal body is provided at the top of said first connecting post for engagement with a wrench, said hexagonal body being exposed to said first guide plate.
5. The device as claimed in claim 1, wherein the lateral guide assembly further comprises a third fastening screw for connecting the first guide plate and the frame, the first guide plate further defines a second guide groove slidably engaged with the third fastening screw, the second guide groove has a length direction parallel to the length direction of the first guide groove, and the second guide groove is located between the first guide grooves at both ends of the first guide plate.
6. The device for guiding the movement of the movable mold plate of the injection molding machine according to claim 1, further comprising a second guide plate detachably provided on both sides of the frame, wherein the length direction of the second guide plate is parallel to the length direction of the frame, the top surface of the second guide plate is provided with the slide, and the first guide plate is provided on the second guide plate.
7. The device for guiding the movement of a movable mold plate of an injection molding machine according to claim 1, further comprising two sets of support members for supporting the movable mold plate, wherein the two sets of support members have bottom surfaces slidably engaged with the two slide rails, respectively, and outer side surfaces slidably engaged with the inner side surfaces of the first guide plates.
8. The device for guiding the movement of a movable platen of an injection molding machine according to claim 7, wherein the support assembly comprises a shoe, two sliders, a connecting plate, a first adjusting screw, a second adjusting screw, and a third adjusting screw, the shoe is used for supporting the movable platen, the shoe is slidably mounted on the two sliders, the bottom surface of the slider is slidably fitted to the first guide plate, the outer side surface of the slider is slidably fitted to the inner side surface of the first guide plate, the two sliders are spaced apart from each other, the top of the slider is provided with a third inclined surface inclined toward the inside, both ends of the bottom of the shoe are provided with fourth inclined surfaces fitted to the third inclined surfaces of the two sliders, the first adjusting screw penetrates through the slider to be in threaded connection with the shoe, and the second adjusting screw is in threaded connection with the slider, and the length directions of the first adjusting screw and the second adjusting screw are parallel to the sliding direction of the sliding foot, a third guide groove is formed in the connecting plate, the length direction of the third guide groove is parallel to the third inclined surface, one end of the connecting plate is fixedly connected with the side surface of the sliding foot, the other end of the connecting plate is in threaded connection with the sliding block through a third adjusting screw penetrating through the third guide groove, and the third adjusting screw is in sliding fit with the third guide groove.
9. The motion guide apparatus of a movable platen of an injection molding machine according to claim 7, wherein the support assembly further comprises a first slide plate and a second slide plate, the first slide plate is detachably disposed on a bottom surface of the support assembly, and the bottom surface of the first slide plate is in sliding fit with the slide way; the second sliding plate is detachably arranged on the outer side face of the supporting component, and the outer side face of the second sliding plate is in sliding fit with the inner side face of the first guide plate.
10. An injection molding machine comprising the movement guide device of the movable platen of the injection molding machine according to any one of claims 1 to 9.
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Cited By (1)
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CN110239029A (en) * | 2019-05-20 | 2019-09-17 | 柳州开宇塑胶机械有限公司 | The linear motion guide device and injection molding machine of Injection Motor Template |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110239029A (en) * | 2019-05-20 | 2019-09-17 | 柳州开宇塑胶机械有限公司 | The linear motion guide device and injection molding machine of Injection Motor Template |
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