Nozzle structure of rubber injection molding machine

Abstract

The utility model discloses a nozzle structure of a rubber injection molding machine, which comprises a fixed head, an injection port is arranged inside the fixed head, a connector is arranged below the fixed head, a connecting column is fixedly connected below the connector, an ejection head is fixedly connected below the connecting column, and the ejection head is fixedly connected below the connecting column. A pressing plate is arranged on the side face of the fixing head, and a clamping groove is formed in the connector. By means of the structure, the problems that when a traditional injection machine nozzle structure is used, due to the fact that a nozzle is generally fixedly connected with an injection machine, maintenance is likely to be inconvenient, the maintenance efficiency is greatly reduced, and the maintenance time cost is greatly increased can be solved; according to the injection machine nozzle structure, the situation that when part of injection machine nozzle structures are used, the injection amount can not be adjusted can be solved, the problem that the precision of finished products can not be guaranteed is avoided, and the problem that the practicability of the device is reduced is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber processing technical field, especially relate to a nozzle structure of rubber injection molding machine. BACKGROUND

[0002] The rubber injection machine is the main forming equipment of rubber product of various shapes by using the forming die, and the rubber injection machine is a kind of equipment for injecting rubber or thermoplastic elastomer into die to manufacture various rubber products, and the nozzle of the rubber injection machine is the key component connecting injection system and die.

[0003] In the prior art, the traditional injection nozzle structure may be inconvenient to maintain when in use, which directly leads to a significant reduction in maintenance efficiency and indirectly leads to a significant increase in time cost of maintenance. In the prior art, part of the injection nozzle structure may not be able to adjust the injection amount when in use, which directly leads to the problem that the precision of finished products may not be guaranteed, and indirectly leads to the reduction of the practicability of the device. UTILITY MODEL CONTENT

[0004] The utility model provides a nozzle structure of rubber injection molding machine, can solve the traditional injection nozzle structure when in use, since nozzle is generally fixedly connected with injection machine, can appear inconvenient maintenance situation, avoid the problem that the efficiency of maintenance is greatly reduced, and avoid the problem that the time cost of maintenance is greatly increased, can solve part of injection nozzle structure when in use, can appear the situation that injection amount cannot be adjusted, avoid the problem that the precision of finished products can appear cannot be guaranteed, and avoid the problem that the practicability of the device is reduced.

[0005] To achieve the above-mentioned purpose, a nozzle structure of a rubber injection molding machine is provided, comprising a fixed head, an injection port is provided in the inside of the fixed head, a connecting head is provided below the fixed head;

[0006] A connecting column is fixedly connected below the connecting head, a spray head is fixedly connected below the connecting column, and a pressing plate is provided on the side surface of the fixed head.

[0007] According to the nozzle structure of the rubber injection molding machine, the side surface of the pressing plate is fixedly connected with a first connecting rod, the lower side of the first connecting rod is fixedly connected with a second connecting rod, and a clamping groove is formed in the inside of the connecting head.

[0008] According to the nozzle structure of the rubber injection molding machine, the lower side of the second connecting rod is fixedly connected with a clamping block, the clamping block is wedge-shaped, and the side surface of the second connecting rod is fixedly connected with a spring rod.

[0009] According to the nozzle structure of the rubber injection molding machine, the upper side of the first connecting rod is fixedly connected with a third connecting rod, and the upper side of the third connecting rod is fixedly connected with a first sliding block.

[0010] According to the nozzle structure of the rubber injection molding machine, the inner surface of the first sliding block is fixedly connected with a limiting rod, and the side surface of the limiting rod is fixedly connected to the inner wall of the fixed head.

[0011] According to the nozzle structure of the rubber injection molding machine, the side surface of the connecting column is provided with a knob, the side surface of the knob is fixedly connected with a lead screw, and the outer surface of the lead screw is threadedly connected with a nut sleeve.

[0012] According to the nozzle structure of the rubber injection molding machine, the side surface of the nut sleeve is fixedly connected with a fourth connecting rod, and the other end of the fourth connecting rod is fixedly connected with a second sliding block.

[0013] According to the nozzle structure of the rubber injection molding machine, the outer surface of the second sliding block is slidably connected with a sliding groove, and one end of the nut sleeve is fixedly connected with a connecting plate.

[0014] The utility model has the advantages of the following beneficial effects:

[0015] 1. Compared with the prior art, by arranging the fixed head, the connecting head, the pressing plate and other structures, the connecting head and the structure below the connecting head can be separated, so that the nozzle structure can be quickly repaired or maintained, thereby avoiding the problem of a significant reduction in repair efficiency and the problem of a significant increase in time cost of repair.

[0016] 2. Compared with the prior art, by arranging the connecting column, the connecting plate and the knob and other structures, the nut sleeve can drive the connecting plate to move horizontally, so that the injection amount can be adjusted, thereby avoiding the problem that the precision of the finished product may not be guaranteed, and avoiding the problem that the practicality of the device is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model will be further described below in combination with the drawings and examples;

[0018] Figure 1 It is a perspective view of the nozzle structure of the rubber injection molding machine of the utility model;

[0019] Figure 2 It is a perspective half sectional view of the fixed head of the nozzle structure of the rubber injection molding machine of the utility model;

[0020] Figure 3 It is a perspective half sectional view of the connecting head of the nozzle structure of the rubber injection molding machine of the utility model;

[0021] Figure 4 Figure 1 is a perspective view of the connecting column of the nozzle structure of the rubber injection molding machine of the utility model.

[0022] Legend:

[0023] 1, fixed head; 2, injection port; 3, connecting head; 4, connecting column; 5, spray head; 6, pressing plate; 7, first connecting rod; 8, second connecting rod; 9, clamping block; 10, spring rod; 11, third connecting rod; 12, first sliding block; 13, limiting rod; 14, clamping groove; 15, knob; 16, screw rod; 17, nut sleeve; 18, fourth connecting rod; 19, second sliding block; 20, sliding groove; 21, connecting plate. DETAILED DESCRIPTION

[0024] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0025] Reference Figures 1-4 , the utility model discloses a kind of nozzle structure of rubber injection molding machine, it includes fixed head 1, fixed head 1 is fixedly connected with rubber injection molding machine, the inside of fixed head 1 is provided with injection port 2, the lower of fixed head 1 is provided with connecting head 3;

[0026] Connecting head 3 is fixedly connected with connecting column 4 below, connecting column 4 is fixedly connected with spray head 5 below, the side of fixed head 1 is provided with pressing plate 6, the side of pressing plate 6 is fixedly connected with first connecting rod 7, first connecting rod 7 is fixedly connected with second connecting rod 8 below, clamping groove 14 is set in the inside of connecting head 3, clamping block 9 is fixedly connected with the lower of second connecting rod 8, clamping block 9 is wedge-shaped, spring rod 10 is fixedly connected with the side of second connecting rod 8, third connecting rod 11 is fixedly connected with the upper of first connecting rod 7, first sliding block 12 is fixedly connected with the upper of third connecting rod 11, limiting rod 13 is fixedly connected to the inner wall of fixed head 1 on the inner surface of first sliding block 12;

[0027] Knob 15 is provided with the side of connecting column 4, knob 15, the side of knob 15 is fixedly connected with screw rod 16, screw rod 16 is screw-connected with nut sleeve 17 on outer surface, nut sleeve 17 is fixedly connected with fourth connecting rod 18 on the side, fourth connecting rod 18 is fixedly connected with second sliding block 19 on the other end, second sliding block 19 is slidingly connected with sliding groove 20 on outer surface, connecting plate 21 is fixedly connected with one end of nut sleeve 17.

[0028] The structure realizes that when the nozzle structure needs to be repaired or maintained, the pressing plate 6 can drive the first connecting rod 7 to move horizontally, the second connecting rod 8 fixedly connected below the first connecting rod 7 can drive the clamping block 9 to move horizontally, the clamping block 9 can be separated from the clamping groove 14 in the connecting head 3, the connecting head 3 and the structure below it can be separated, and the sealing ring arranged between the fixed head 1 and the connecting head 3 prevents the nozzle structure from leaking, thereby avoiding the problems of greatly reduced repair efficiency and greatly increased time cost.

[0029] The structure realizes that when the injection amount needs to be adjusted, the knob 15 can drive the lead screw 16 to rotate, the nut sleeve 17 threadedly connected to the outer surface of the lead screw 16 can move horizontally under the action of the sliding groove 20 formed in the side surface of the lead screw 16, the fourth connecting rod 18 fixedly connected to the side surface of the nut sleeve 17 can drive the second sliding block 19 to move horizontally, the nut sleeve 17 can drive the connecting plate 21 to move horizontally, the injection amount can be adjusted, and the sealing ring arranged on the side surface of the connecting plate 21 prevents the nozzle structure from leaking, thereby avoiding the problems of possible inability to guarantee the precision of finished products and reduced practicability of the device.

[0030] When the nozzle structure needs to be repaired or maintained, the pressing plate 6 can drive the first connecting rod 7 to move horizontally, the second connecting rod 8 fixedly connected below the first connecting rod 7 can drive the clamping block 9 to move horizontally, the clamping block 9 can be separated from the clamping groove 14 in the connecting head 3, the connecting head 3 and the structure below it can be separated, and the sealing ring arranged between the fixed head 1 and the connecting head 3 prevents the nozzle structure from leaking, when the injection amount needs to be adjusted, the knob 15 can drive the lead screw 16 to rotate, the nut sleeve 17 threadedly connected to the outer surface of the lead screw 16 can move horizontally under the action of the sliding groove 20 formed in the side surface of the lead screw 16, the fourth connecting rod 18 fixedly connected to the side surface of the nut sleeve 17 can drive the second sliding block 19 to move horizontally, the nut sleeve 17 can drive the connecting plate 21 to move horizontally, the injection amount can be adjusted, and the sealing ring arranged on the side surface of the connecting plate 21 prevents the nozzle structure from leaking.

[0031] The utility model embodiment makes the detailed explanation in combination with the drawing, but the utility model is not limited to the above -mentioned embodiment, still can make various changes in the knowledge range of ordinary skill in the art person who has possessed under the premise of not departing from the utility model tenet.

Claims

1. A nozzle structure for a rubber injection molding machine, characterized in that, It includes a fixing head (1), an injection port (2) is provided inside the fixing head (1), and a connector (3) is provided below the fixing head (1). A connecting post (4) is fixedly connected to the lower part of the connector (3), and a nozzle (5) is fixedly connected to the lower part of the connecting post (4). A pressing plate (6) is provided on the side of the fixing head (1).

2. The nozzle structure of a rubber injection molding machine according to claim 1, characterized in that, The side of the pressing plate (6) is fixedly connected to a first connecting rod (7), and the bottom of the first connecting rod (7) is fixedly connected to a second connecting rod (8). The connector (3) has a slot (14) inside.

3. The nozzle structure of a rubber injection molding machine according to claim 2, characterized in that, A locking block (9) is fixedly connected to the lower part of the second connecting rod (8). The locking block (9) is wedge-shaped. A spring rod (10) is fixedly connected to the side of the second connecting rod (8).

4. The nozzle structure of a rubber injection molding machine according to claim 2, characterized in that, A third connecting rod (11) is fixedly connected above the first connecting rod (7), and a first slider (12) is fixedly connected above the third connecting rod (11).

5. The nozzle structure of a rubber injection molding machine according to claim 4, characterized in that, A limiting rod (13) is fixedly connected to the inner surface of the first slider (12), and the side of the limiting rod (13) is fixedly connected to the inner wall of the fixing head (1).

6. The nozzle structure of a rubber injection molding machine according to claim 1, characterized in that, A knob (15) is provided on the side of the connecting column (4). A screw rod (16) is fixedly connected to the side of the knob (15). A nut sleeve (17) is threaded onto the outer surface of the screw rod (16).

7. The nozzle structure of a rubber injection molding machine according to claim 6, characterized in that, The nut sleeve (17) is fixedly connected to a fourth connecting rod (18) on its side, and the other end of the fourth connecting rod (18) is fixedly connected to a second slider (19).

8. The nozzle structure of a rubber injection molding machine according to claim 7, characterized in that, The outer surface of the second slider (19) is slidably connected with a groove (20), and one end of the nut sleeve (17) is fixedly connected with a connecting plate (21).

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