CN213919380U - Accurate positioning device of automatic injection molding precision mold - Google Patents

Abstract

The utility model discloses an automatic accurate positioning device of injection moulding precision mold relates to injection moulding precision mold technical field, generally all fix a position through guide pillar and guide pin bushing for the positioner who solves current injection mold, thereby make when injection mold moves, guide pillar and guide pin bushing separation back, foreign matter in the air perhaps causes the foreign matter to enter into the inside of guide pin bushing because workman's maloperation, make the guide pillar appear the error with the grafting cooperation of guide pin bushing, can cause the guide pillar to warp seriously, cause the problem of mould damage. One side of first mould body is provided with the second mould body, a side end face of first mould body and a side end face laminating of second mould body, the location dovetail has all been seted up with lower terminal surface to the up end of first mould body and second mould body, the inside of location dovetail is provided with the socket, the outer wall of socket and the laminating of the inner wall of location dovetail and sliding connection.

Description

Accurate positioning device of automatic injection molding precision mold

Technical Field

The utility model relates to an injection moulding precision mold technical field specifically is an automatic injection moulding precision mold's accurate positioning device.

Background

Injection mold is a tool for producing plastic products, also be the instrument of giving the complete structure of plastic products and accurate size, and injection mold in use, generally carry out the precision positioning to two moulds through guide pillar and guide pin bushing, and in injection mold's use, two moulds can separate mutually through the injection molding machine, later laminating mutually, thereby carry out the injection molding work, and in the circulation that upper and lower mould separates mutually and laminates mutually, the guide pillar also can be pegged graft mutually with the guide pin bushing, when guide pillar and guide pin bushing separation, foreign matter in the air or cause the foreign matter to enter into the inside of guide pin bushing because workman's maloperation, make the grafting cooperation of guide pillar and guide pin bushing appear the error, can cause the guide pillar to warp seriously, cause the mould to damage.

The positioning device of the existing injection mold generally performs positioning through a guide pillar and a guide sleeve, so that when the injection mold operates, foreign matters in air or the foreign matters enter the guide sleeve due to misoperation of workers after the guide pillar is separated from the guide sleeve, errors occur in splicing and matching of the guide pillar and the guide sleeve, the guide pillar is seriously deformed, and the mold is damaged; therefore, the existing requirements are not met, and the accurate positioning device for the automatic injection molding precision mold is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic injection moulding precision mold's accurate positioning device to solve the current injection mold's that proposes in the above-mentioned background art positioner generally all fixes a position through guide pillar and guide pin bushing, thereby make when injection mold moves, guide pillar and guide pin bushing separation back, foreign matter in the air perhaps causes the foreign matter to enter into the inside of guide pin bushing because workman's maloperation, make the guide pillar appear the error with the grafting cooperation of guide pin bushing, can cause the guide pillar to warp seriously, cause the problem of mould damage.

In order to achieve the above object, the utility model provides a following technical scheme: an accurate positioning device of an automatic injection molding precision mold comprises a first mold body, a second mold body is arranged on one side of the first mold body, one side end surface of the first die body is attached to one side end surface of the second die body, positioning dovetail grooves are formed in the upper end surfaces and the lower end surfaces of the first die body and the second die body, the inside of the positioning dovetail groove is provided with an inserting seat, the outer wall of the inserting seat is attached to and connected with the inner wall of the positioning dovetail groove in a sliding way, a connecting seat is fixedly arranged above the inserting seat, a fixed seat is fixedly arranged above the connecting seat, positioning mechanisms are arranged above and below the fixed seats on the upper and lower end surfaces of the first die body, the upper portion and the lower portion of the fixing seat of the upper end face and the lower end face of the second die body are fixedly provided with control seats, and the front end and the rear end of the fixing seat are provided with movable fixing mechanisms.

Preferably, the positioning mechanism comprises a positioning seat, a sliding groove, a sliding seat, a sealing plate, a through groove and a connecting plate, the positioning seat is fixedly connected above or below the fixing seat, the sliding groove is arranged in the positioning seat, the sliding seat is arranged in the sliding groove, the upper end face, the lower end face, the front end face and the rear end face of the sliding seat are respectively attached to the upper inner wall, the lower inner wall, the front inner wall, the rear inner wall and the front inner wall of the sliding groove in a sliding manner, the sealing plate is arranged on one side of the positioning seat, the outer wall of one side of the sealing plate and the outer wall of one side of the positioning seat are fixedly connected through screws, the through groove is arranged in the sealing plate, and the connecting plate is inserted in the through groove.

Preferably, the outer wall of connecting plate and the inner wall laminating and the sliding connection of logical groove, and the both ends of connecting plate extend to the inside and the outside of sliding tray respectively, the connecting plate is located inside one end and the sliding seat fixed connection of sliding tray, the upper and lower terminal surface of sliding seat is all fixed and is provided with the grafting piece, the grafting dovetail has all been seted up to the upper and lower inner wall of sliding tray, the grafting piece is located the inside of grafting dovetail, the outer wall of grafting piece and the inner wall laminating and the sliding connection of grafting dovetail, the venthole has been seted up to one side outer wall of sliding seat, and the venthole is provided with twelve, the connecting plate is located outside one end and the control cabinet fixed connection of sliding tray.

Preferably, the movable fixing mechanism is composed of a movable plate, four supporting blocks, a fixed plate, a movable groove, five fixing screws and fixing nuts, the movable plate is fixedly connected to the outer wall of the fixed seat, the four supporting blocks are fixedly connected with the first mold body and located at the front end or the rear end of the fixed seat, the fixed plate is fixedly connected to the upper portion of the supporting blocks, the two movable grooves are respectively provided with two fixing nuts, the two fixing nuts are respectively arranged in the movable plate and the fixed plate, the five fixing screws are respectively arranged in five fixing nuts, the five fixing screws are all inserted in the movable grooves, one ends of the fixing screws extend to the lower portion of the fixed plate, and the five fixing nuts are respectively arranged in five fixing nuts and are all in threaded sleeve joint with one ends of the fixing screws located below the fixed plate.

Preferably, the lower end surface of the moving plate is attached to and slidably connected with the upper end surface of the fixed plate, the movable groove in the moving plate is communicated with the movable groove in the fixed plate, the outer wall of the fixed screw is sleeved with the anti-loose washer, and the anti-loose washer is located above the moving plate.

Preferably, the upper part inside the supporting block is provided with an abdicating groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up positioning mechanism and control seat, thereby when first mould body and second mould body circulate each other and separate the laminating, the control seat can drive the sliding seat through the connecting plate and slide in the inside of sliding tray, and simultaneously the connecting plate also can slide in the inside of logical groove, thereby through the sliding fit between connecting plate and the logical groove and the sliding fit between sliding seat and the sliding tray to the motion between first mould body and the second mould body is fixed a position, and when first mould body and second mould body operate, the sliding seat can be located the inside of sliding tray all the time, and the closing plate can seal the sliding tray, the outer wall of connecting plate can laminate with the inner wall of logical groove, thereby make external foreign matter can't enter into the inside of sliding tray, avoid the foreign matter to enter into the inside of sliding tray and cause the condition that sliding seat and connecting plate warp, thereby making the positioning between the first and second mold bodies more accurate.

2. Through the positioning dovetail groove, the plug socket, the connecting seat and the mobile fixing mechanism, because the separation distance between the first die body and the second die body can be different when the first die body and the second die body operate according to the working requirement or the stroke length of the injection molding machine, the control seat and the positioning seat can be subjected to position adjustment through the positioning dovetail groove, the running distance between the first die body and the second die body can be adjusted according to the working requirement, the applicability of the positioning device is wider, through the mobile fixing mechanism, after the control seat and the positioning seat are moved, the movable plate and the fixed plate can be locked through the fixed screw and the fixed nut, so that the position of the fixed seat is fixed through the movable plate and the fixed plate, through the plug socket dovetail groove and the plug socket block, when the sliding seat moves in the sliding groove, the sliding fit between the inserting dovetail groove and the inserting block enables the sliding fit between the sliding seat and the sliding groove to be more stable.

Drawings

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

FIG. 2 is a schematic view of the enlarged structure of the part A of the present invention;

FIG. 3 is a schematic view of the enlarged structure of the part B of the present invention;

fig. 4 is a schematic top view of the present invention;

FIG. 5 is a schematic side view of the fixing base and the positioning base of the present invention;

fig. 6 is a schematic side view of the positioning seat and the sliding seat of the present invention;

fig. 7 is a schematic view of the sealing plate of the present invention from the right;

in the figure: 1. a first mold body; 2. a second mold body; 3. positioning the dovetail groove; 4. a socket; 5. a connecting seat; 6. a fixed seat; 7. a positioning mechanism; 8. a control seat; 9. a mobile fixing mechanism; 10. an insertion block; 11. inserting dovetail grooves; 12. an air outlet; 13. a lock washer; 14. a yielding groove; 701. positioning seats; 702. a sliding groove; 703. a sliding seat; 704. a sealing plate; 705. a through groove; 706. a connecting plate; 901. moving the plate; 902. a support block; 903. a fixing plate; 904. a movable groove; 905. fixing the screw rod; 906. and (5) fixing the screw cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-7, the present invention provides an embodiment: an accurate positioning device of an automatic injection molding precision mold comprises a first mold body 1, a second mold body 2 is arranged on one side of the first mold body 1, one side end face of the first mold body 1 is attached to one side end face of the second mold body 2, positioning dovetail grooves 3 are formed in the upper end face and the lower end face of the first mold body 1 and the second mold body 2 respectively, through the arrangement of the positioning dovetail grooves 3, a control seat 8 and a positioning seat 701 can be moved and adjusted through the positioning dovetail grooves 3 and an inserting seat 4, an inserting seat 4 is arranged inside the positioning dovetail grooves 3, the outer wall of the inserting seat 4 is attached to and slidably connected with the inner wall of the positioning dovetail grooves 3, a connecting seat 5 is fixedly arranged above the inserting seat 4, a fixing seat 6 is fixedly arranged above the connecting seat 5, and positioning mechanisms 7 are arranged above and below the fixing seats 6 on the upper end face and the lower end face of the first mold body 1 respectively, the top and the below of the fixing base 6 of terminal surface all fixedly are provided with control seat 8 about second mould body 2, and the front end and the rear end of fixing base 6 all are provided with removal fixed establishment 9.

Further, the positioning mechanism 7 is composed of a positioning seat 701, a sliding groove 702, a sliding seat 703, a sealing plate 704, a through groove 705 and a connecting plate 706, the positioning seat 701 is fixedly connected above or below the fixing seat 6, the sliding groove 702 is arranged inside the positioning seat 701, the sliding seat 703 is arranged inside the sliding groove 702, the upper and lower end faces and the front and rear end faces of the sliding seat 703 are respectively attached to and slidably connected with the upper and lower inner walls and the front and rear inner walls of the sliding groove 702, the sealing plate 704 is arranged on one side of the positioning seat 701, the sealing plate 704 is fixedly connected with the outer wall of one side of the positioning seat 701 through screws, the sealing plate 704 is detachable through screws, so that when the first mold body 1 and the second mold body 2 need to be separated, the sealing plate 704 can be detached, the sliding seat 703 can be separated from the sliding groove 702, so that the first mold body 1 and the second mold body 2 are separated, the through groove 705 is formed in the sealing plate 704, the connecting plate 706 is inserted into the through groove 705, the sealing plate 704 is arranged, the opening of the sliding groove 702 is sealed through the sealing plate 704, the connecting plate 706 is attached to the inner wall of the through groove 705 and is in sliding connection with the inner wall of the through groove 705, and therefore the connecting plate 706 can also seal the through groove 705.

Further, the outer wall of the connecting plate 706 is attached to and slidably connected with the inner wall of the through groove 705, two ends of the connecting plate 706 respectively extend to the inside and the outside of the sliding groove 702, one end of the connecting plate 706 located inside the sliding groove 702 is fixedly connected with the sliding seat 703, the upper end face and the lower end face of the sliding seat 703 are both fixedly provided with the plugging block 10, the plugging dovetail groove 11 is respectively formed in the upper inner wall and the lower inner wall of the sliding groove 702, the plugging block 10 is located inside the plugging dovetail groove 11, the outer wall of the plugging block 10 is attached to and slidably connected with the inner wall of the plugging dovetail groove 11, the outer wall of one side of the sliding seat 703 is provided with the vent holes 12, twelve vent holes 12 are formed in the outer wall of the one side of the sliding seat 703, gas generated by sliding of the sliding seat 703 inside the sliding groove 702 can be discharged through the vent holes 12, and one end of the connecting plate 706 located outside the sliding groove 702 is fixedly connected with the control seat 8.

Further, the movable fixing mechanism 9 is composed of a movable plate 901, four supporting blocks 902, a fixed plate 903, movable grooves 904, fixed screws 905 and fixed nuts 906, the movable plate 901 is fixedly connected to the outer wall of the fixed seat 6, the four supporting blocks 902 are provided, the four supporting blocks 902 are all fixedly connected with the first mold body 1, the supporting blocks 902 are located at the front end or the rear end of the fixed seat 6, the fixed plate 903 is fixedly connected above the supporting blocks 902, the movable grooves 904 are respectively provided with two, the two movable grooves 904 are respectively arranged inside the movable plate 901 and the fixed plate 903, the fixed screws 905 are respectively provided with five, by respectively providing five fixed screws 905, the movable plate 901 and the fixed plate 903 are fixed more stably through the fixed screws 905 and the fixed nuts 906, the five fixed screws 905 are all inserted inside the movable grooves 904, and one end of the fixed screws 905 extends to the lower part of the fixed plate 903, the fixing nuts 906 are provided with five, and the five fixing nuts 906 are all sleeved at one end of the fixing screw 905 below the fixing plate 903 in a threaded manner.

Further, the lower end face of the moving plate 901 is attached to and slidably connected with the upper end face of the fixed plate 903, the movable groove 904 inside the moving plate 901 is communicated with the movable groove 904 inside the fixed plate 903, the outer wall of the fixed screw 905 is sleeved with the lock washer 13, the lock washer 13 is located above the moving plate 901, and the lock washer 13 is arranged to prevent the fixed screw 905 from loosening.

Furthermore, a receding groove 14 is formed above the inside of the supporting block 902, and by providing the receding groove 14, when the moving plate 901 moves above the fixed plate 903 and the fixed screw 905 needs to move, the supporting block 902 does not hinder the movement of the fixed screw 905 and the fixed nut 906, and one end of the fixed screw 905 and the fixed nut 906 can move inside the receding groove 14.

The working principle is as follows: when the die is used, firstly, the distance between the control seat 8 and the positioning seat 701 is adjusted according to the working requirement or the stroke of the injection molding machine, the fixing screw 905 and the fixing nut 906 are loosened, the moving plate 901 is fixedly connected with the fixing seat 6, the fixing seat 6 is fixedly connected with the connecting seat 5, and the connecting seat 5 is slidably connected with the positioning dovetail groove 3 through the inserting seat 4, so that the positioning seat 701 and the control seat 8 can move through the sliding fit between the positioning dovetail groove 3 and the inserting seat 4, and the position of the sliding seat 703 in the sliding groove 702 can move through the movement between the control seat 8 and the positioning seat 701, so that when the first die body 1 and the second die body 2 run, the first die body 1 and the second die body 2 are separated by the maximum distance and mutually attached, the sliding seat 703 can always keep moving in the sliding groove 702, after the adjustment is completed, the fixing screw 905 and the fixing nut 906 are locked, so that the moving plate 901 and the fixing plate 903 are fixed through the fixing screw 905 and the fixing nut 906, the moving plate 901 can fix the fixing seat 6, so that the positions of the positioning seat 701 and the control seat 8 are fixed, then the injection molding work is started, when the first mold body 1 and the second mold body 2 are circularly separated and attached to each other, the control seat 8 can drive the sliding seat 703 to slide inside the sliding groove 702 through the connecting plate 706, and simultaneously the connecting plate 706 can also slide inside the through groove 705, so that the movement between the first mold body 1 and the second mold body 2 is positioned through the sliding fit between the connecting plate 706 and the through groove 705 and the sliding fit between the sliding seat 703 and the sliding groove 702, and when the first mold body 1 and the second mold body 2 are operated, the sliding seat 703 can be located the inside of sliding groove 702 all the time, and the closing plate 704 can seal sliding groove 702 simultaneously, the outer wall of connecting plate 706 can laminate with the inner wall that leads to groove 705, thereby make the inside of external foreign matter unable entering sliding groove 702, avoid the foreign matter to enter into the inside of sliding groove 702 and cause the condition that sliding seat 703 and connecting plate 706 warp, thereby make the location between first mould body 1 and the second mould body 2 more accurate, avoid external foreign matter to influence sliding fit's precision between sliding seat 703 and the sliding groove 702, and when needing to separate first mould body 1 and second mould body 2 and maintain, can demolish closing plate 704 through the screw, make sliding seat 703 can separate with sliding groove 702, thereby make first mould body 1 and second mould body 2 separate each other, be convenient for the maintenance.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides an automatic accurate positioning device of accurate mould of injection moulding, includes first mould body (1), its characterized in that: a second die body (2) is arranged on one side of the first die body (1), a positioning dovetail groove (3) is formed in the upper end face and the lower end face of each of the first die body (1) and the second die body (2), an inserting seat (4) is arranged inside each positioning dovetail groove (3), the outer wall of each inserting seat (4) is attached to and slidably connected with the inner wall of each positioning dovetail groove (3), a connecting seat (5) is fixedly arranged above each inserting seat (4), a fixing seat (6) is fixedly arranged above each connecting seat (5), positioning mechanisms (7) are respectively arranged above and below the fixing seats (6) on the upper end face and the lower end face of the first die body (1), and control seats (8) are respectively fixedly arranged above and below the fixing seats (6) on the upper end face and the lower end face of the second die body (2), the front end and the rear end of the fixed seat (6) are both provided with a movable fixing mechanism (9).

2. The precise positioning device for the automatic injection molding precision mold according to claim 1, characterized in that: the positioning mechanism (7) is composed of a positioning seat (701), a sliding groove (702), a sliding seat (703), a sealing plate (704), a through groove (705) and a connecting plate (706), the positioning seat (701) is fixedly connected above or below the fixing seat (6), the sliding groove (702) is arranged in the positioning seat (701), the sliding seat (703) is located in the sliding groove (702), the upper end face, the lower end face, the front end face and the rear end face of the sliding seat (703) are respectively attached to the upper inner wall, the lower inner wall, the front inner wall, the rear inner wall and the front inner wall of the sliding groove (702) and are in sliding connection, the sealing plate (704) is located on one side of the positioning seat (701), the sealing plate (704) is fixedly connected with the outer wall on one side of the positioning seat (701) through screws, the through groove (704) is arranged in the sealing plate (704), and the connecting plate (706) is inserted in the through groove (705).

3. The precise positioning device for the automatic injection molding precision mold according to claim 2, characterized in that: the outer wall of the connecting plate (706) is attached to the inner wall of the through groove (705) and is in sliding connection with the inner wall, and both ends of the connecting plate (706) extend to the inside and the outside of the sliding groove (702) respectively, one end of the connecting plate (706) positioned in the sliding groove (702) is fixedly connected with the sliding seat (703), the upper end surface and the lower end surface of the sliding seat (703) are both fixedly provided with an inserting block (10), the upper inner wall and the lower inner wall of the sliding groove (702) are both provided with inserting dovetail grooves (11), the plug-in block (10) is positioned inside the plug-in dovetail groove (11), the outer wall of the plug-in block (10) is attached to and slidably connected with the inner wall of the plug-in dovetail groove (11), the outer wall of one side of the sliding seat (703) is provided with an air outlet hole (12), twelve air outlet holes (12) are arranged, and one end of the connecting plate (706) positioned outside the sliding groove (702) is fixedly connected with the control seat (8).

4. The precise positioning device for the automatic injection molding precision mold according to claim 1, characterized in that: the movable fixing mechanism (9) is composed of a movable plate (901), supporting blocks (902), a fixing plate (903), four movable grooves (904), fixed screws (905) and a fixing nut (906), the movable plate (901) is fixedly connected to the outer wall of the fixing seat (6), the four supporting blocks (902) are fixedly connected with the first die body (1), the supporting blocks (902) are located at the front end or the rear end of the fixing seat (6), the fixing plate (903) is fixedly connected above the supporting blocks (902), the two movable grooves (904) are respectively provided, the two movable grooves (904) are respectively arranged in the movable plate (901) and the fixing plate (903), the five fixed screws (905) are respectively provided, the five fixed screws (905) are all inserted in the movable grooves (904), and the one end of clamping screw (905) extends to the below of fixed plate (903), clamping nut (906) are provided with five respectively, five clamping nut (906) equal thread cover is in clamping screw (905) one end that is located fixed plate (903) below.

5. The precise positioning device for the automatic injection molding precision mold according to claim 4, characterized in that: the lower end face of the moving plate (901) is attached to and slidably connected with the upper end face of the fixed plate (903), a movable groove (904) in the moving plate (901) is communicated with the movable groove (904) in the fixed plate (903), a check washer (13) is sleeved on the outer wall of the fixed screw (905), and the check washer (13) is located above the moving plate (901).

6. The precise positioning device for the automatic injection molding precision mold according to claim 4, characterized in that: an abdicating groove (14) is formed in the upper part inside the supporting block (902).

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