Centering adjusting device for injection table of injection molding machine

Abstract

The utility model relates to the technical field of injection molding machines, and discloses a centering adjusting device for an injection table of an injection molding machine, which comprises two sliding seats arranged on the injection table in a sliding manner, and the two sliding seats relatively slide along the horizontal direction; two first clamping plates are arranged between the two sliding seats, the two first clamping plates are both in sliding connection with the injection table, and a spring is fixedly arranged between each first clamping plate and the adjacent sliding seat; the close ends of the two sliding seats are each provided with two second clamping plates which relatively slide in the horizontal direction. A power assembly is mounted on the injection table and is in transmission connection with the two sliding seats; each sliding seat is provided with a driving assembly, and each driving assembly is in transmission connection with the two second clamping plates on the corresponding sliding seat. The two first clamping plates abut against an injection mold placed on the injection table to be in transmission fit with the injection mold, and meanwhile each first clamping plate is in transmission fit with the driving assembly on the adjacent sliding base through one linkage assembly. The centering and production efficiency of the device is improved, and the probability of accidents is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding machine technical field especially relates to a kind of injection molding machine injection platform centering adjusting device. BACKGROUND

[0002] Injection molding machine it is thermoplastic or thermosetting plastic using plastic molding mold into various shapes of plastic products Main forming equipment, injection molding machine can heat plastic, melt plastic is added high pressure, so that it is shot and fills mold cavity. In the process of using injection molding machine to carry out injection molding processing production, it needs to use centering adjusting device to install mold centrally first, to avoid the situation of injection plastic overflow.

[0003] The centering adjusting device of injection molding machine injection platform disclosed in the utility model is disclosed in the utility model patent with publication number CN219381368U, and includes injection platform body and mold, the upper end of the injection platform body is provided with support column, the top of support column is connected with bearing plate, the middle part below bearing plate is equipped with threaded rod, the outer side of the left and right ends of threaded rod is provided with first centering assembly, the top of first centering assembly is connected with second centering assembly, and mold is arranged between the two groups of second centering assemblies.

[0004] Based on the above technical features, the problem is that the centering process of the prior art needs to be manually controlled, which greatly reduces the centering efficiency and production efficiency of the entire device, and at the same time, makes the worker stand beside the injection molding machine for a long time, increasing the probability of accidents.

[0005] Therefore, it is necessary to solve the above problems by a kind of injection molding machine injection platform centering adjusting device. INVENTION CONTENTS

[0006] The utility model discloses a kind of injection molding machine injection platform centering adjusting device, to solve the problem raised in the above background art.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of injection molding machine injection platform centering adjusting device, including two sliding seats of sliding installation on injection platform, two sliding seats are relatively slid along horizontal direction;Two first clamping plates are arranged between two sliding seats, two first clamping plates are slidably connected with injection platform, spring is fixedly arranged between each first clamping plate and adjacent sliding seat;The proximal end of two sliding seats is installed two second clamping plates relatively slid along horizontal direction;Power assembly is installed on the injection platform, and power assembly is drivingly connected with two sliding seats;Driving assembly is installed on each sliding seat, and each driving assembly is drivingly connected with two second clamping plates on the sliding seat;Two first clamping plates are abutted transmission cooperation with the injection mold placed on injection platform, and each first clamping plate is drivingly cooperated with the driving assembly on adjacent sliding seat by a linkage assembly.

[0008] Preferably, the power assembly comprises a motor fixedly installed on the injection table; a first sliding slot is formed in the injection table; the first sliding slot is in position sliding fit with two first sliding blocks and rotationally installs a horizontally arranged first bidirectional screw rod; the output shaft of the motor is coaxially fixedly connected with the first bidirectional screw rod, and two threads on the first bidirectional screw rod are respectively threadedly connected with a first sliding block, and the two first sliding blocks are respectively fixedly connected with a sliding seat.

[0009] Preferably, the driving assembly comprises a second bidirectional screw rod arranged horizontally and vertically with the first bidirectional screw rod; a second sliding slot is formed in the sliding seat; the second sliding slot is in position sliding fit with two second sliding blocks, and the second bidirectional screw rod is rotationally installed in the second sliding slot; two threads on the second bidirectional screw rod are respectively threadedly connected with a second sliding block, and the two second sliding blocks are respectively fixedly connected with a second clamping plate.

[0010] Preferably, the linkage assembly comprises a rack and a gear; the rack is fixedly arranged on the first clamping plate and slidingly penetrates the sliding seat adjacent to the first clamping plate in the horizontal direction; the gear is fixedly sleeved on the second bidirectional screw rod, and the rack is in meshing fit with the gear on the second bidirectional screw rod.

[0011] Preferably, a sliding column is fixedly arranged on the first clamping plate and slidingly penetrates the sliding seat adjacent to the first clamping plate in the horizontal direction; a connecting block is fixedly arranged between the end of the sliding column away from the first clamping plate and the end of the rack away from the first clamping plate, and the connecting block is in abutting position limiting fit with the sliding seat.

[0012] Preferably, the spring is sleeved on the sliding column.

[0013] Preferably, the first sliding slot and the second sliding slot are T-shaped sliding slots; the first sliding block is matched with the first sliding slot, and the second sliding block is matched with the second sliding slot.

[0014] The power assembly of the utility model drives the relative sliding of the two sliding seats, the linkage assembly on the first clamping plate is in transmission fit with the driving assembly in transmission connection with the second clamping plate, at this time, the two first clamping plates and the four second clamping plates center and fix the injection mold, thereby realizing one machine with two functions, the structure is simple, the centering efficiency and the production efficiency of the whole device are improved, at the same time, the time of workers standing beside the injection molding machine is reduced, and the probability of accident occurrence is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a partial three-dimensional schematic view of the utility model;

[0016] Fig. 2 It is a sliding seat schematic view of the utility model;

[0017] Fig. 3The utility model discloses a sliding seat half -sectional schematic view.

[0018] In the drawing: 1, production box; 2, motor; 3, fixed plate; 4, first rotation axis; 5, first bevel gear; 6, second bevel gear; 7, transmission shaft; 8, mounting seat; 9, first chain wheel; 10, second chain wheel; 11, second rotation axis; 12, auxiliary chain wheel; 13, chain; 14, feed inlet; 15, feeding roller; 16, blanking groove; 17, crushing roller; 18, baffle. DETAILED DESCRIPTION

[0019] The utility model discloses a technical scheme in the embodiment of the utility model will be clearly and completely described below in the embodiment of the utility model, obviously, the described embodiment only is a part of embodiment of the utility model, but is not all the embodiment, based on the embodiment in the utility model, all other embodiments that the ordinary skill in the art obtains under the premise of not making the creative labor belong to the range of protection of the utility model.

[0020] The utility model provides a kind of centering adjusting device of injection bench of injection molding machine as Figs. 1 to 3 As shown in a kind of centering adjusting device of injection bench of injection molding machine, it includes two sliding seats 5 slidingly installed on injection bench 1.Injection bench 1 installs power assembly, and power assembly is drivingly connected with two sliding seats 5, to drive two sliding seats 5 to slide along horizontal direction.

[0021] Power assembly includes motor 2, and motor 2 is bolted on injection bench 1.A first sliding slot 3 is formed on injection bench 1, and two first sliding blocks 10 are limitedly slidingly fitted in the first sliding slot 3.The output shaft of motor 2 is coaxially fixedly connected with first bidirectional screw rod 4, and first bidirectional screw rod 4 is arranged in the first sliding slot 3 along horizontal direction.First bidirectional screw rod 4 is rotationally connected with injection bench 1, and two threads on first bidirectional screw rod 4 are each threadedly connected with a first sliding block 10.Two first sliding blocks 10 correspond to two sliding seats 5 one by one, and each first sliding block 10 is fixedly connected with corresponding sliding seat 5.

[0022] The first sliding slot 3 is T-shaped sliding slot, and the first sliding block 10 is matched with the first sliding slot 3.

[0023] Two first clamping plates 7 are arranged between two sliding seats 5, and two first clamping plates 7 are slidingly connected with injection bench 1.Spring 11 is arranged between each first clamping plate 7 and adjacent sliding seat 5.Spring 11 is arranged along the sliding direction of sliding seat 5, one end of spring 11 is fixedly connected with first clamping plate 7, and the other end of spring 11 is fixedly connected with the sliding seat 5 adjacent to first clamping plate 7, to push first clamping plate 7 to slide.

[0024] A slide column 12 is fixed horizontally on each first clamping plate 7. A spring 11 is sleeved on the slide column 12, and the slide column 12 slidably penetrates the slide block 5 adjacent to the first clamping plate 7. A connecting block 9 is fixedly arranged at the end of the slide column 12 away from the first clamping plate 7, and the connecting block 9 is in abutting limiting connection with the slide block 5 to prevent the slide column 12 from being separated from the slide block 5.

[0025] Two second clamping plates 15 are mounted at the proximal ends of the two slide blocks 5, and a driving assembly is mounted on each slide block 5. Each driving assembly is in driving connection with the two second clamping plates 15 on the slide block 5 to drive the two second clamping plates 15 on the same slide block 5 to slide relative to each other in the horizontal direction.

[0026] Now an example of a driving assembly is described, and the other driving assembly is the same. The driving assembly comprises a second bidirectional screw rod 13 arranged horizontally and vertically to the first bidirectional screw rod 4. A second sliding groove 6 is formed in the slide block 5, and the second sliding groove 6 is in limiting sliding connection with two second sliding blocks 14. The second bidirectional screw rod 13 is located in the second sliding groove 6 and is in rotary connection with the slide block 5. Two threads on the second bidirectional screw rod 13 are respectively in threaded connection with one second sliding block 14, and the two second sliding blocks 14 correspond to the two second clamping plates 15. Each second sliding block 14 is fixedly connected with the corresponding second clamping plate 15.

[0027] The second sliding groove 6 is a T-shaped sliding groove, and the second sliding block 14 is matched with the second sliding groove 6.

[0028] The two first clamping plates 7 are in abutting transmission connection with the injection mold placed on the injection table 1, and each first clamping plate 7 is in transmission connection with the second bidirectional screw rod 13 on the adjacent slide block 5 through a linkage assembly.

[0029] Now an example of a linkage assembly is described, and the other linkage assembly is the same. The linkage assembly comprises a rack 8 and a gear 16. The rack 8 is fixedly arranged on the first clamping plate 7 and slidably penetrates the slide block 5 adjacent to the first clamping plate 7 in the horizontal direction. The gear 16 is fixedly sleeved on the second bidirectional screw rod 13, and the rack 8 is in meshing connection with the gear 16 on the second bidirectional screw rod 13.

[0030] The end of the rack 8 away from the first clamping plate 7 is fixedly connected with the connecting block 9.

[0031] Working principle: when centering, the injection mold is placed between the two first clamping plates 7, and then the motor 2 is started. The output shaft of the motor 2 drives the first bidirectional screw rod 4 to rotate, and the first bidirectional screw rod 4 drives the two first sliding blocks 10 to slide close. The two first sliding blocks 10 drive the two slide blocks 5 to slide close, and the two slide blocks 5 drive the two first clamping plates 7 to slide close through the spring 11.

[0032] When the first clamping plates 7 contact the injection mold, the first clamping plates 7 push the injection mold to slide to the middle position along the left-right horizontal direction. Then, with the continuous sliding of the two sliding seats 5, the sliding seats 5 compress the springs 11, and the sliding seats 5 slide close to the first clamping plates 7 relative to the first clamping plates 7. At the same time, the sliding seats 5 drive the second bidirectional screw rods 13 to slide close to the first clamping plates 7 relative to the racks 8, and the racks 8 drive the gears 16 on the second bidirectional screw rods 13 to rotate. The gears 16 drive the second bidirectional screw rods 13 to rotate, and the second bidirectional screw rods 13 drive the two second sliding blocks 14 to slide close, and the two second sliding blocks 14 drive the two second clamping plates 15 to slide close.

[0033] When the second clamping plates 15 contact the injection mold, the second clamping plates 15 push the injection mold to slide to the middle position along the front-back horizontal direction.

[0034] When all the four second clamping plates 15 contact the injection mold, the two springs 11 are compressed to the limit value, and at this time, the injection mold is positioned in the center.

[0035] Finally, it should be noted that the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An injection stage centering adjustment device for an injection molding machine, comprising two sliding blocks (5) slidably mounted on the injection stage (1), characterized in that: Two slide blocks (5) slide relative to each other in the horizontal direction; two first clamping plates (7) are provided between the two slide blocks (5), and both first clamping plates (7) are slidably connected to the injection stage (1). A spring (11) is fixedly provided between each first clamping plate (7) and the adjacent slide block (5); two second clamping plates (15) that slide relative to each other in the horizontal direction are installed at the close ends of the two slide blocks (5); a power assembly is installed on the injection stage (1), and the power assembly is connected to the two slide blocks (5) in a transmission manner; a drive assembly is installed on each slide block (5), and each drive assembly is connected to the two second clamping plates (15) on the slide block (5) in a transmission manner; both first clamping plates (7) are in contact with the injection mold placed on the injection stage (1) in a transmission manner, and each first clamping plate (7) is connected to the drive assembly on the adjacent slide block (5) in a transmission manner through a linkage assembly.

2. The centering adjustment device for an injection molding machine injection table according to claim 1, characterized in that: The power assembly includes a motor (2), which is fixedly mounted on an injection stage (1); a first groove (3) is provided on the injection stage (1); two first sliders (10) are limited and slidably fitted in the first groove (3), and a first bidirectional lead screw (4) is rotatably mounted in the first groove (3); the output shaft of the motor (2) is coaxially fixedly connected to the first bidirectional lead screw (4), and each of the two threads on the first bidirectional lead screw (4) is threadedly connected to a first slider (10), and each of the two first sliders (10) is fixedly connected to a slide block (5).

3. The centering adjustment device for an injection molding machine injection table according to claim 2, characterized in that: The drive assembly includes a second bidirectional lead screw (13) that is horizontally arranged and spatially perpendicular to the first bidirectional lead screw (4); a second slide groove (6) is opened on the slide block (5); two second sliders (14) are limited and slidably fitted in the second slide groove (6), while the second bidirectional lead screw (13) is rotatably installed in the second slide groove (6); two threads on the second bidirectional lead screw (13) are each threaded to a second slider (14), and each of the two second sliders (14) is fixedly connected to a second clamping plate (15).

4. The centering adjustment device for an injection molding machine injection table according to claim 3, characterized in that: The linkage assembly includes a rack (8) and a gear (16); the rack (8) is fixedly mounted on the first clamping plate (7) and slides horizontally through the slide block (5) adjacent to the first clamping plate (7); the gear (16) is fixedly mounted on the second bidirectional lead screw (13), and the rack (8) meshes with the gear (16) on the second bidirectional lead screw (13).

5. The centering adjustment device for an injection molding machine injection table according to claim 4, characterized in that: A sliding column (12) is fixedly provided on the first clamping plate (7). The sliding column (12) slides horizontally through the slide seat (5) adjacent to the first clamping plate (7). A connecting block (9) is fixedly provided between the end of the sliding column (12) away from the first clamping plate (7) and the end of the rack (8) away from the first clamping plate (7). The connecting block (9) abuts and limits the sliding seat (5).

6. The centering adjustment device for an injection molding machine injection table according to claim 5, characterized in that: The spring (11) is sleeved on the slide (12).

7. The centering adjustment device for an injection molding machine injection table according to claim 3, characterized in that: The first slide (3) and the second slide (6) are both T-shaped slides; the first slider (10) matches the first slide (3), and the second slider (14) matches the second slide (6).

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