Clamping device for mold

Abstract

The utility model discloses a clamping device for a die, and relates to the technical field of dies. The clamping device for the mold comprises a base, a motor fixedly installed on the outer wall of one side of the base and a lead screw rotationally installed on the adjacent inner wall of the base, an output shaft of the motor is fixedly connected with the lead screw through a coupler, two sets of connecting blocks are installed in the base in a sliding mode, and the lead screw penetrates through the two sets of connecting blocks and is in threaded connection with the connecting blocks in a matched mode. Two groups of clamping plates are symmetrically arranged above the base; and a clamping loading and unloading assembly is arranged on one side of the clamping plate and comprises a mounting plate, a cam, an auxiliary plate, a sliding rod, a sliding block, a connecting plate, an inserting plate and a reset spring, the mounting plate is fixedly mounted at the top of the connecting block, and the cam is rotationally connected to the surface of the mounting plate. Compared with the prior art, the device can assemble and disassemble the clamping plates, and the matched clamping plates can be replaced according to the shapes of different molds, so that the stable clamping effect is guaranteed, and follow-up work progress is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould technical field, concretely is a kind of clamping device for mould. BACKGROUND

[0002] In the processing, application process of mould, often need to be fixed to mould clamping, to clean, polish, unload and so on to the operation of mould, this needs to use clamping device.

[0003] The utility model discloses a kind of clamping devices for plastic mould production, including fixed box, clamping mechanism and adjusting mechanism, the clamping mechanism and adjusting mechanism are fixedly installed on fixed box, the clamping mechanism includes threaded rod, first motor, support rod, clamping plate and first spring, the inner surface between the fixed box corresponding two side plates is rotatably installed with threaded rod, the outer wall of the threaded rod is connected with two threaded cylinders, the top of two the threaded cylinders is fixedly installed with support rod respectively, the top surface of the fixed box bottom plate is fixedly installed with mounting block, two telescopic sleeves are rotatably installed on the mounting block, the bottom of the corresponding threaded cylinder is rotatably installed at the one end of two the telescopic sleeves respectively, the top of two the support rods is fixedly connected with clamping plate, die body is clamped between two the clamping plates.

[0004] The device can clamp different sizes of die body, avoid replacing the clamp when clamping different sizes of die body, affect the processing efficiency, and save production cost;But the clamping plate in the device is fixedly connected, and when the shape of the die and the clamping plate is inconsistent in actual use, it will lead to unstable clamping, and the first spring used will also increase the instability of the die when its elastic force is insufficient, therefore, the device has certain improvement space, so a clamping device for mould is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of clamping device for mould, to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of clamping device for mould, including base, motor fixedly installed in the outer wall of one side of base and screw rod rotatably installed in the adjacent inner wall of base:

[0007] The output shaft of the motor is fixedly connected with the screw rod through the shaft coupling, two groups of connecting blocks are slidably installed in the inside of base, the screw rod is threadedly connected with the connecting block by penetrating two groups of connecting blocks, the upper portion of base is provided with clamping plate, and the clamping plate is two groups and symmetrically arranged.

[0008] One side of the clamping plate is provided with a clamping assembly, the clamping assembly comprises a mounting plate, a cam, an auxiliary plate, a sliding rod, a sliding block, a connecting plate, an inserting plate and a return spring, the top of the connecting block is fixedly provided with the mounting plate, the surface of the mounting plate is rotatably connected with the cam, one side of the mounting plate is fixedly provided with the sliding rod, the sliding rod is slidably provided with the sliding block, the sliding rod is sleeved with the return spring, one end of the return spring is fixedly connected with the sliding block, the other end of the sliding rod is attached to the clamping plate, the top of the sliding block is fixedly provided with the connecting plate, one side of the connecting plate is fixedly provided with the inserting plate, the clamping plate is provided with a slot, and the inserting plate is embedded in the slot.

[0009] Preferably, the lead screw is a bidirectional lead screw, and the two groups of connecting blocks are located on the forward and reverse threads of the bidirectional lead screw.

[0010] Preferably, the cam is provided with a positioning assembly to prevent the cam from rotating.

[0011] Preferably, the top of the connecting block is fixedly provided with an auxiliary plate, the auxiliary plate is provided with an opening, and the sliding rod extends to the outside of the auxiliary plate through the opening.

[0012] Preferably, the clamping assembly further comprises a clamping block and a clamping groove, the bottom end of the clamping plate is fixedly provided with the clamping block, the connecting block is provided with the clamping groove matched with the clamping block, and the clamping block and the clamping groove are clampedly arranged.

[0013] Preferably, the clamping plate is further provided with a positioning assembly, the positioning assembly comprises a positioning screw groove and a positioning screw, the clamping plate and the inserting plate are provided with the positioning screw groove, the positioning screw groove is screw-connected with the positioning screw matched therewith, and the stability of clamping plate installation is improved.

[0014] Compared with the prior art, the die clamping device has the following beneficial effects:

[0015] (1) The die clamping device is used by cooperating the motor, the lead screw, the connecting block and the clamping plate, so that the die is clamped and fixed.

[0016] (2) The die clamping device is used by cooperating the mounting plate, the cam, the auxiliary plate, the sliding rod, the sliding block, the connecting plate, the inserting plate and the return spring, so that the clamping plate can be disassembled and assembled, and the clamping plate matched with different dies can be replaced according to the shape of the die, so that the stability of clamping is ensured, and the subsequent work is facilitated.

[0017] (3) The die clamping device is used by cooperating the positioning screw groove and the positioning screw, so that the stability of clamping plate installation is improved, and the subsequent clamping effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The structure of the utility model is shown in the schematic diagram;

[0019] Figure 2 The installation specific connection schematic view of the clamping plate in the utility model;

[0020] Figure 3 The A part enlarged schematic view in the utility model;

[0021] Figure 4 The B part enlarged schematic view in the utility model.

[0022] In the drawing: base 1, motor 2, screw rod 3, connecting block 4, clamping plate 5, clamping loading and unloading assembly 6, positioning assembly 7;

[0023] Mounting plate 61, cam 62, auxiliary plate 63, sliding rod 64, clamping block 641, clamping groove 642, sliding block 65, connecting plate 66, plug plate 67, reset spring 68;

[0024] Positioning screw groove 71, positioning screw bolt 72. DETAILED DESCRIPTION

[0025] 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.

[0026] In the description of the utility model, it is understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc.

[0027] In the description of the utility model, greater than, less than, more than, etc. If there is a description of the first, second, it is only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0028] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installation, connection, etc.

[0029] In the description of the utility model, the circuit and electronic components and control module are all prior art, and the skilled in the art can realize without further ado, and the content of the utility model is not related to the improvement of software and method.

[0030] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a clamping device for mould, including base 1, motor 2 of fixed installation in the outer wall of base 1 one side and screw rod 3 of rotation installation in the adjacent inner wall of base 1, the output shaft of motor 2 is fixed connection by shaft coupling and screw rod 3, the inside of base 1 is slidably installed with two groups of connecting blocks 4, screw rod 3 penetrates two groups of connecting blocks 4 and is set with connecting block 4 cooperation thread connection, it needs to be explained that, screw rod 3 is set for bidirectional screw rod, two groups of connecting blocks 4 are located on the positive and negative threads of bidirectional screw rod, the top of base 1 is provided with clamping plate 5, clamping plate 5 is two groups and symmetrically set, place mould on base 1, start motor 2, motor 2 drives screw rod 3 to rotate, and screw rod 3 rotation drives two groups of connecting blocks 4 to run transversely, and two groups of connecting blocks 4 transverse operation makes two groups of clamping plate 5 run towards each other, to realize the clamping fixation of mould.

[0031] Clamping plate 5 is provided with positioning assembly 7, and positioning assembly 7 includes positioning screw groove 71 and positioning bolt 72, and positioning screw groove 71 is formed in clamping plate 5 and plug plate 67, it needs to be explained that, when plug plate 67 is embedded in clamping plate 5, the positioning screw groove 71 is in perpendicular coincidence state, and the positioning bolt 72 that is compatible is spirally connected in positioning screw groove 71, when the shape of mould is changed, first, positioning bolt 72 is rotated out of positioning screw groove 71, so that the positioning is cancelled, the use of this assembly increases the stability of clamping plate 5 installation, to improve the subsequent clamping effect.

[0032] One side of clamping plate 5 is provided with clamping assembly 6, and clamping assembly 6 includes mounting plate 61, cam 62, auxiliary plate 63, sliding rod 64, sliding block 65, connecting plate 66, plug plate 67 and return spring 68, mounting plate 61 and auxiliary plate 63 are fixedly installed on the top of connecting block 4, and cam 62 is rotatably connected to the surface of mounting plate 61.

[0033] In addition, cam 62 is provided with positioning assembly, which is not shown in the figure, and its purpose is to prevent the self-rotation of cam 62.

[0034] One side outer wall of the mounting plate 61 is fixedly provided with a sliding rod 64, the auxiliary plate 63 is provided with an opening, the sliding rod 64 penetrates through the opening and extends to the outside of the auxiliary plate 63, a sliding block 65 is slidably installed on the sliding rod 64, a reset spring 68 is sleeved on the sliding rod 64, one end of the reset spring 68 is fixedly connected with the sliding block 65, the other end of the sliding rod 64 is attached to the clamping plate 5, the top of the sliding block 65 is fixedly provided with a connecting plate 66, one side outer wall of the connecting plate 66 is fixedly provided with a plug plate 67, the clamping plate 5 is provided with a slot, the plug plate 67 is embedded in the slot, then the cam 62 is rotated to cancel the positioning of the connecting plate 66 by the cam 62, at this time the reset spring 68 expands to push the sliding block 65 to run to the left, so that the connecting plate 66 drives the plug plate 67 to separate from the slot of the clamping plate 5.

[0035] In addition, the clamping and dismounting assembly 6 further comprises a clamping block 641 and a clamping groove 642, the bottom end of the clamping plate 5 is fixedly provided with the clamping block 641, the connecting block 4 is provided with the clamping groove 642 matched with the clamping block 641, and the clamping block 641 and the clamping groove 642 are provided in a clamping manner.

[0036] Finally, the clamping block 641 is separated from the clamping groove 642, so that the clamping plate 5 can be taken out. Compared with the prior art, the clamping plate matched with the shape of the mold can be replaced, so that the stability of clamping is ensured, and the subsequent work is facilitated.

[0037] In use, the mold is placed on the base 1, the motor 2 is started, the motor 2 drives the screw rod 3 to rotate, the screw rod 3 drives the two groups of connecting blocks 4 to run transversely, the two groups of connecting blocks 4 run transversely to make the two groups of clamping plates 5 run towards each other, so that the mold is clamped and fixed. When different clamping plates need to be replaced according to the shape of the mold, first, the positioning screw 72 is unscrewed from the positioning screw groove 71 to cancel the positioning. The use of this assembly increases the stability of the installation of the clamping plate 5, thereby improving the subsequent clamping effect. Then, the cam 62 is rotated to cancel the positioning of the connecting plate 66 by the cam 62. At this time, the reset spring 68 expands to push the sliding block 65 to run to the left, so that the connecting plate 66 drives the plug plate 67 to separate from the slot of the clamping plate 5. Finally, the clamping block 641 is separated from the clamping groove 642, so that the clamping plate 5 can be taken out. Compared with the prior art, the clamping plate matched with the shape of the mold can be replaced, so that the stability of clamping is ensured, and the subsequent work is facilitated.

Claims

1. A clamping device for a mold, comprising a base (1), a motor (2) fixedly mounted on the outer wall of one side of the base (1), and a lead screw (3) rotatably mounted on an adjacent inner wall of the base (1), characterized in that: The output shaft of the motor (2) is fixedly connected by a coupling and a lead screw (3). Two sets of connecting blocks (4) are slidably installed inside the base (1). The lead screw (3) passes through the two sets of connecting blocks (4) and is threadedly connected to the connecting blocks (4). A clamping plate (5) is provided above the base (1). There are two sets of clamping plates (5) and they are symmetrically arranged. A clamping and unloading assembly (6) is provided on one side of the clamping plate (5). The clamping and unloading assembly (6) includes a mounting plate (61), a cam (62), an auxiliary plate (63), a slide rod (64), a slider (65), a connecting plate (66), an insert plate (67), and a return spring (68). The mounting plate (61) is fixedly installed on the top of the connecting block (4). The cam (62) is rotatably connected to the surface of the mounting plate (61). A clamping and unloading assembly (68) is fixedly installed on the outer wall of one side of the mounting plate (61). A sliding rod (64) is provided, on which a slider (65) is slidably mounted. A return spring (68) is sleeved on the sliding rod (64). One end of the return spring (68) is fixedly connected to the slider (65), and the other end of the sliding rod (64) is fitted to the clamping plate (5). A connecting plate (66) is fixedly mounted on the top of the slider (65), and an insert plate (67) is fixedly mounted on one side of the outer wall of the connecting plate (66). A groove is provided on the clamping plate (5), and the insert plate (67) is embedded in the groove.

2. The clamping device for a mold according to claim 1, characterized in that: The lead screw (3) is a bidirectional lead screw, and two sets of connecting blocks (4) are located on the positive and negative threads of the bidirectional lead screw.

3. The clamping device for a mold according to claim 2, characterized in that: The cam (62) is provided with a positioning component.

4. The clamping device for a mold according to claim 3, characterized in that: An auxiliary plate (63) is fixedly installed on the top of the connecting block (4). An opening is provided on the auxiliary plate (63), and a sliding rod (64) passes through the opening and extends to the outside of the auxiliary plate (63).

5. A clamping device for a mold according to claim 4, characterized in that: The clamping and unloading assembly (6) also includes a locking block (641) and a locking groove (642). The locking block (641) is fixedly installed at the bottom of the clamping plate (5). The connecting block (4) has a locking groove (642) that is compatible with the locking block (641). The locking block (641) and the locking groove (642) are installed by locking.

6. A clamping device for a mold according to claim 5, characterized in that: The clamping plate (5) is also provided with a positioning component (7), which includes a positioning screw groove (71) and a positioning bolt (72). The clamping plate (5) and the insert plate (67) are both provided with positioning screw grooves (71), and a positioning bolt (72) that is compatible with it is spirally connected in the positioning screw groove (71).

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