CN213500476U - Plastic injection molding clamp - Google Patents

Abstract

The utility model discloses a plastics are moulded plastics and are used anchor clamps, the on-line screen storage device comprises a base, base upper end bilateral symmetry erection bracing piece, upper end of the support bar installation roof, base upper end bilateral symmetry set up the cover half, and roof lower extreme bilateral symmetry installation movable mould sets up the cavity in the base, and the sliding tray is seted up to the base upper end, and sliding tray intercommunication cavity, sets up threaded rod one in the cavity, and threaded rod one right-hand member installation motor one, threaded rod one outer surface cover establish thread bush one, and thread bush one upper end installation T shape fixed plate, and T shape fixed plate is located cover half the place ahead. The utility model discloses a clamp plate contact work piece, then through the power when pressure sensor response clamp plate presss from both sides tight work piece, when the clamp force reaches certain numerical value, the clamp plate stops to move, carries the work piece, can adapt to not unidimensional clamp tightly, strong adaptability.

Description

Plastic injection molding clamp

Technical Field

The utility model relates to an anchor clamps specifically are plastics are moulded plastics and are used anchor clamps.

Background

Plastic injection molding is a method of producing plastic products by injecting molten plastic into a plastic product mold under pressure, and cooling and molding the plastic product to obtain various plastic parts. There are mechanical injection molding machines that are specifically used for injection molding. The plastic most commonly used today is polystyrene. The prior art presss from both sides tightly injection moulding product through anchor clamps, but current anchor clamps adaptability is poor, can not adjust the distance when two clamp plates press from both sides tight according to the size of work piece, if the work piece size is greater than the distance when two clamp plates press from both sides tight, can damage the work piece. Therefore, the utility model provides a plastics are moulded plastics and are used anchor clamps to solve the problem that proposes among the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastics are moulded plastics and are used anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a clamp for plastic injection molding comprises a base, wherein supporting rods are symmetrically arranged on the upper end of the base in a left-right mode, a top plate is arranged on the upper end of each supporting rod, fixed molds are symmetrically arranged on the upper end of the base in the left-right mode, movable molds are symmetrically arranged on the lower end of the top plate in the left-right mode, a cavity is arranged in the base, a sliding groove is formed in the upper end of the base and communicated with the cavity, a first threaded rod is arranged in the cavity, a first motor is arranged at the right end of the first threaded rod, a first threaded sleeve is sleeved on the outer;

electric push rods are symmetrically arranged at the left and right sides of the front end of the T-shaped fixing plate, a clamping device is arranged at the front end of each electric push rod and comprises a fixing plate, a second motor and a second threaded rod, a clamping groove is formed in the front end of the fixing plate, the second threaded rod is arranged in the fixing plate, the second motor is arranged at the right end of the second threaded rod, a second threaded sleeve is symmetrically sleeved on the outer surface of the second threaded rod, and a trigger device is arranged at the front end;

trigger device includes hollow block, sliding plate and connecting rod, sets up the sliding plate in the hollow block, and sliding plate and hollow block inner wall sliding connection, and hollow block inner wall sets up pressure sensor, and pressure sensor contact sliding plate, and pressure sensor one end symmetry installation connecting rod is kept away from to the sliding plate, and the connecting rod passes hollow block, installs the pinch-off blades on the connecting rod.

As a further scheme of the utility model, base upper end bilateral symmetry sets up collects the frame, and collects the frame and be located between two cover half.

As the utility model discloses further scheme again, a threaded rod left end installation bearing frame one, and a bearing frame fixed connection cavity inner wall.

As the utility model discloses further scheme again, two left ends installation bearing frame two of threaded rod, and two fixed connection fixed plate inner walls of bearing frame.

As a further proposal, the clamping plate is far away from the connecting rod one end to install the spongy cushion, and the spongy cushion surface is provided with anti-skid lines.

As a further proposal of the utility model, a mold jacking mechanism is arranged in the fixed mold.

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

the utility model discloses a clamp plate contact work piece, then through the power when pressure sensor response clamp plate presss from both sides tight work piece, when the clamp force reaches certain numerical value, the clamp plate stops to move, carries the work piece, can adapt to not unidimensional clamp tightly, strong adaptability, then put the work piece and collect the frame in, conveniently store, through two clamping device alternate use, increase work efficiency simultaneously.

Drawings

Fig. 1 is a schematic structural view of a plastic injection molding jig.

Fig. 2 is a schematic structural view of a clamping device in a clamp for plastic injection molding.

Fig. 3 is a schematic structural view of a trigger device in a clamp for plastic injection molding.

In the figure: 1. a base; 11. a cavity; 12. a sliding groove; 13. a support bar; 14. a top plate; 2. fixing a mold; 21. a mold ejecting mechanism; 3. moving the mold; 4. a first motor; 41. a first threaded rod; 42. a first bearing seat; 43. sleeving a first thread; 44. a T-shaped fixing plate; 5. an electric push rod; 6. a clamping device; 61. a fixing plate; 62. a clamping groove; 63. a second motor; 64. a second threaded rod; 65. a second bearing seat; 66. a second thread sleeve; 7. a trigger device; 71. a hollow block; 72. a sliding plate; 73. a connecting rod; 74. a clamping plate; 75. a sponge cushion; 76. a pressure sensor; 8. and (5) collecting the frame.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in the embodiment of the present invention, a plastic injection molding fixture comprises a base 1, wherein support rods 13 are symmetrically installed on the upper end of the base 1, a top plate 14 is installed on the upper end of each support rod 13, fixed molds 2 are symmetrically installed on the upper end of the base 1, a top mold mechanism 21 is installed in each fixed mold 2, a collection frame 8 is symmetrically installed on the upper end of the base 1, the collection frame 8 is located between the two fixed molds 2, a movable mold 3 is symmetrically installed on the lower end of the top plate 14, a cavity 11 is installed in the base 1, a sliding groove 12 is formed on the upper end of the base 1, the sliding groove 12 is communicated with the cavity 11, a first threaded rod 41 is installed in the cavity 11, a first motor 4 is installed on the right end of the first threaded rod 41, a first bearing block 42 is installed on the left end of the first threaded rod 41, the inner wall of the cavity 11, the T-shaped fixed plate 44 is positioned in front of the fixed die 2, the electric push rods 5 are symmetrically arranged at the front end of the T-shaped fixed plate 44 left and right, the clamping device 6 is arranged at the front end of the electric push rod 5, the clamping device 6 comprises a fixed plate 61, a second motor 63 and a second threaded rod 64, a clamping groove 62 is formed in the front end of the fixed plate 61, the second threaded rod 64 is arranged in the fixed plate 61, the second motor 63 is arranged at the right end of the second threaded rod 64, a second bearing seat 65 is arranged at the left end of the second threaded rod 64, the second bearing seat 65 is fixedly connected with the inner wall of the fixed plate 61, a second threaded sleeve 66 is symmetrically sleeved on the outer surface of the second threaded rod 64, the trigger device 7 is arranged at the front end of the second threaded sleeve 66, the trigger device 7 comprises a hollow block 71, a sliding plate 72 and a connecting rod 73, the end of the sliding plate 72, which is far away from the pressure sensor 76, is symmetrically provided with a connecting rod 73, the connecting rod 73 penetrates through the hollow block 71, the connecting rod 73 is provided with a clamping plate 74, one end of the clamping plate 74, which is far away from the connecting rod 73, is provided with a spongy cushion 75, and the surface of the spongy cushion 75 is provided with anti-skid grains.

The utility model discloses a theory of operation is: after the left movable die 3 leaves the fixed die 2, the top die mechanism 21 ejects the workpiece, the left electric push rod 5 drives the clamping device 6 to move, so that the workpiece is positioned between the two trigger devices 7, the second motor 63 drives the second threaded rod 64 to rotate, the second threaded rod 64 drives the second threaded sleeves 66 to move towards the middle, the second threaded sleeves 66 drive the hollow block 71 to move, the hollow block 71 drives the clamping plates 74 to move towards the workpiece to clamp the workpiece, at the moment, the clamping plates 74 extrude the pressure sensor 76 through the connecting rod 73 and the sliding plate 72, when the pressure sensor 76 reaches a certain value, the second motor 63 stops working, the two clamping plates 74 clamp the workpiece, at the moment, the left electric push rod 5 contracts to drive the workpiece to move, then the first motor 4 drives the first threaded rod 41 to rotate, the first threaded rod 41 drives the first threaded sleeves 43 to move, the first threaded sleeves 43 drive the left clamping device 6 to move to the, and the second motor 63 rotates reversely, the workpiece is loosened, the workpiece falls into the left collecting frame 8, meanwhile, the right electric push rod 5 drives the clamping device 6 to move forwards to clamp the workpiece, and then the workpiece is placed into the right collecting frame 8.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The clamp for plastic injection molding comprises a base (1) and is characterized in that supporting rods (13) are symmetrically installed at the upper end of the base (1) in a bilateral mode, a top plate (14) is installed at the upper end of each supporting rod (13), fixed molds (2) are symmetrically arranged at the upper end of the base (1) in the bilateral mode, movable molds (3) are symmetrically installed at the lower end of each top plate (14) in the bilateral mode, a cavity (11) is arranged in the base (1), a sliding groove (12) is formed in the upper end of the base (1), the sliding groove (12) is communicated with the cavity (11), a first threaded rod (41) is arranged in the cavity (11), a first motor (4) is installed at the right end of the first threaded rod (41), a first threaded sleeve (43) is sleeved on the outer surface of the first threaded sleeve (43), a T;

electric push rods (5) are symmetrically arranged at the left and right sides of the front end of the T-shaped fixing plate (44), a clamping device (6) is arranged at the front end of each electric push rod (5), each clamping device (6) comprises a fixing plate (61), a second motor (63) and a second threaded rod (64), a clamping groove (62) is formed in the front end of each fixing plate (61), the second threaded rods (64) are arranged in the fixing plates (61), the second motors (63) are arranged at the right ends of the second threaded rods (64), second threaded sleeves (66) are symmetrically sleeved on the outer surfaces of the second threaded rods (64), and triggering devices (7) are arranged at the front ends of the;

trigger device (7) include hollow block (71), sliding plate (72) and connecting rod (73), set up sliding plate (72) in hollow block (71), and sliding plate (72) and hollow block (71) inner wall sliding connection, hollow block (71) inner wall sets up pressure sensor (76), and pressure sensor (76) contact sliding plate (72), connecting rod (73) are installed to pressure sensor (76) one end symmetry is kept away from in sliding plate (72), and connecting rod (73) pass hollow block (71), install clamp plate (74) on connecting rod (73).

2. The clamp for plastic injection molding according to claim 1, wherein the collecting frames (8) are symmetrically arranged at the upper end of the base (1) left and right, and the collecting frames (8) are positioned between the two fixed dies (2).

3. The plastic injection molding jig as claimed in claim 1, wherein the first threaded rod (41) is provided with a first bearing seat (42) at the left end thereof, and the first bearing seat (42) is fixedly connected with the inner wall of the cavity (11).

4. The clamp for plastic injection molding according to claim 1, wherein a second bearing seat (65) is installed at the left end of the second threaded rod (64), and the second bearing seat (65) is fixedly connected with the inner wall of the fixing plate (61).

5. A clamp for plastic injection molding according to claim 1, wherein a sponge pad (75) is installed at an end of the clamping plate (74) away from the connecting rod (73), and the surface of the sponge pad (75) is provided with anti-slip threads.

6. A plastics injection moulding jig according to claim 1 wherein the stationary mould (2) incorporates a top mould mechanism (21).

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