Die clamping device

Abstract

The utility model discloses a mould clamping device, which relates to the technical field of moulds and comprises a cushion block, two clamping blocks and a mould, the number of the clamping blocks is two, the two clamping blocks are symmetrically and fixedly connected to the top of the cushion block, and the two clamping blocks are connected with the mould in a clamping way; the clamping blocks are internally provided with positioning structures for fixing the mold, and when the mold is completely located between the two clamping blocks, the spring can drive the operating rod to move towards the interior of the mounting hole at the moment, so that the positioning blocks rotate in the fixing holes, and the hoisting hole is fixed between the two clamping blocks; on the contrary, by pulling the operating rod, the operating rod and the interior of the mounting hole compress the spring, the operating rod slides towards the outer side of the mounting hole, the operating rod drives the driving block to move towards the outer side of the mounting hole, the driving block drives the moving shaft to move, the positioning block rotates in the mounting hole, and the positioning block is separated from the interior of the fixing hole; and the operation of quickly mounting and fixing the mold is realized.

Description

TECHNICAL FIELD

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

[0002] The mould clamping device is a kind of mechanical equipment for quickly replacing and fixing mould, mainly used in injection molding machine, puncher or other processing equipment, can reduce mould replacement time, improve production efficiency, reduce the need of operator to directly contact heavy mould, reduce the security risk in working process, usually including hydraulic, mechanical or pneumatic system, for realizing the quick locking and release of mould, so that mould replacement work is more quick and safe.

[0003] The existing mould clamping device usually needs to disassemble and install multiple bolts when replacing mould, is inconvenient for quickly replacing mould. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of mould clamping devices, to solve the problem that the mould clamping device in the above background technology replaces mould, usually needs to disassemble and install multiple bolts, is inconvenient for quickly replacing mould.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of mould clamping device, including cushion block, clamping block, mould, the clamping block is equipped with two, and two clamping blocks are symmetrically fixedly connected to cushion block top, and two clamping blocks are clamped and connected with mould between;

[0006] The clamping block inside is equipped with the positioning structure for fixing mould, the positioning structure is provided with operating rod, and spring is arranged on the outer side of operating rod, the inner end of operating rod is fixedly connected with driving block, and movement shaft is rotatably connected in the inside of driving block, simultaneously, the sliding block of movement shaft both ends is fixedly connected, the positioning structure is also provided with locating block, and the inside of locating block is equipped with two symmetrically distributed sliding grooves, and the sliding block of movement shaft both ends is slidably connected in the inside of sliding groove.

[0007] Preferably, the inside of the clamping block is equipped with mounting hole, and the locating block is rotatably connected in the inside of mounting hole, and the spring is slidably connected in the inside of mounting hole, and the spring is fixedly connected in the space between operating rod and the inside of mounting hole.

[0008] Preferably, the inside of the clamping block is equipped with two symmetrically distributed positioning grooves, and the positioning rod is arranged in the inside of positioning groove, and the positioning rod is fixedly connected to the top of cushion block.

[0009] Preferably, the top of the mould is equipped with lifting hole in four corners, and the two sides of the mould are fixedly connected with two symmetrically distributed positioning strips, and the inside of the positioning strip is equipped with sliding hole.

[0010] Preferably, the positioning strip is slidingly connected inside the positioning rod, and a sliding hole provided inside the positioning strip is slidingly connected inside the positioning rod.

[0011] Preferably, the mold is provided with a fixing hole on both sides, and the fixing hole is clampedly connected with the positioning block.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The mold clamping device is provided with a positioning structure. When the mold is completely positioned between the two clamping blocks, the spring drives the operating rod to move inside the mounting hole, so that the positioning block rotates inside the fixing hole, thereby fixing the lifting hole between the two clamping blocks. Conversely, by pulling the operating rod, the operating rod and the mounting hole inside the spring are compressed, the operating rod will slide to the outside of the mounting hole, so that the operating rod drives the driving block to move to the outside of the mounting hole. The driving block drives the movement shaft to move, so that the positioning block rotates inside the mounting hole, and the positioning block and the fixing hole inside are separated from each other, realizing the operation of quickly installing the mold to be fixed.

[0014] Further, in the process that the driving block drives the movement shaft to move, the movement shaft will slide up and down between the two sliding grooves, and the movement shaft will rotate inside the driving block, so that the driving block drives the positioning block to rotate inside the mounting hole.

[0015] Further, in the process that the mold is installed between the two clamping blocks, the positioning strip will be clamped with the positioning groove inside, and the sliding hole inside the positioning strip will be installed outside the positioning rod, so that the mold remains in a stable state during installation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is an explosion structure schematic diagram of the mold of the utility model;

[0018] Figure 3 It is a cushion block cross-section structure schematic diagram of the utility model;

[0019] Figure 4 It is a positioning block cross-section structure schematic diagram of the utility model.

[0020] In the drawing: 1, cushion block; 2, clamping block; 3, mold; 4, mounting hole; 5, operating rod; 6, spring; 7, driving block; 8, movement shaft; 9, positioning block; 10, sliding groove; 11, positioning groove; 12, positioning rod; 13, lifting hole; 14, positioning strip; 15, fixing hole. DETAILED DESCRIPTION

[0021] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0022] As shown in the further preferred embodiments of the present application, Figure 1 Figure 4 A mold clamping device, as shown in the drawings, comprises a cushion block 1, a clamping block 2, and a mold 3. Two clamping blocks 2 are symmetrically fixed to the top of the cushion block 1, and the two clamping blocks 2 are clamped to the mold 3. The clamping block 2 is internally provided with a positioning structure for fixing the mold 3. The positioning structure is provided with an operating rod 5, and the outer side of the operating rod 5 is provided with a spring 6. The inner end of the operating rod 5 is fixedly connected with a driving block 7, and the driving block 7 is rotatably connected with a movement shaft 8. The two ends of the movement shaft 8 are fixedly connected with sliding blocks. The positioning structure is further provided with a positioning block 9, and the positioning block 9 is internally provided with two symmetrically distributed sliding grooves 10. The sliding blocks at the two ends of the movement shaft 8 are slidingly connected in the sliding grooves 10. The clamping block 2 is internally provided with a mounting hole 4, and the positioning block 9 is rotatably connected in the mounting hole 4. The spring 6 is slidingly connected in the mounting hole 4, and is fixedly connected in the space between the operating rod 5 and the mounting hole 4. The inner side of the clamping block 2 is provided with two symmetrically distributed positioning grooves 11, and the inner side of the positioning grooves 11 is provided with a positioning rod 12. The positioning rod 12 is fixedly connected to the top of the cushion block 1. The top of the mold 3 is provided with four lifting holes 13, and the two sides of the mold 3 are fixedly connected with two symmetrically distributed positioning strips 14. The positioning strips 14 are internally provided with sliding holes, and are slidingly connected in the positioning rod 12. The inner side of the sliding holes in the positioning strips 14 is slidingly connected with the positioning rod 12. The two sides of the mold 3 are provided with fixing holes 15, and the fixing holes 15 are clamped to the positioning block 9.

[0023] ​When the mold 3 is installed between the two clamping blocks 2, the bottom of the mold 3 will drive the positioning block 9 to rotate inside the mounting hole 4, so that the positioning block 9 is completely located inside the mounting hole 4, so that the positioning block 9 cannot interfere with the movement of the mold 3, at this time the mold 3 will move downward until it is completely installed between the two clamping blocks 2, at this time the spring 6 will drive the operating rod 5 to move inside the mounting hole 4, so that the positioning block 9 rotates inside the fixed hole 15, thereby fixing the lifting hole 13 between the two clamping blocks 2, and vice versa by pulling the operating rod 5, so that the operating rod 5 and the spring 6 inside the mounting hole 4 are compressed, the operating rod 5 will slide outside the mounting hole 4, so that the operating rod 5 drives the driving block 7 to move outside the mounting hole 4, the driving block 7 drives the movement shaft 8 to move, so that the positioning block 9 rotates inside the mounting hole 4, so that the positioning block 9 and the fixed hole 15 inside each other are separated, realizing the operation of quickly installing and fixing the mold 3.

[0024] During the movement of the driving block 7 driving the movement shaft 8, the movement shaft 8 will slide up and down between the two sliding grooves 10, and the movement shaft 8 will rotate inside the driving block 7, so that the driving block 7 drives the positioning block 9 to rotate inside the mounting hole 4;

[0025] During the installation of the mold 3 between the two clamping blocks 2, the positioning strip 14 will be clamped with the positioning groove 11, and the sliding hole inside the positioning strip 14 will be installed outside the positioning rod 12, so that the mold 3 remains in a stable state during installation.

[0026] In the description of the present application, it should be pointed out that, unless otherwise specified and limited, the terms "connected" and "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the 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. A mold clamping device, comprising a cushion block (1), clamping blocks (2), and a mold (3), the clamping blocks (2) are provided with two, and the two clamping blocks (2) are symmetrically fixedly connected to the top of the cushion block (1), and the two clamping blocks (2) are clampedly connected with the mold (3) between them. characterized in that The clamping block (2) is provided with a positioning structure for fixing the mold (3), the positioning structure is provided with an operating rod (5), and the outer side of the operating rod (5) is provided with a spring (6), the inner end of the operating rod (5) is fixedly connected with a driving block (7), and the driving block (7) is rotatably connected with a movement shaft (8) inside, and the both ends of the movement shaft (8) are fixedly connected with sliding blocks, and the positioning structure is further provided with a positioning block (9), and the positioning block (9) is provided with two symmetrically distributed sliding grooves (10) inside, and the sliding blocks at both ends of the movement shaft (8) are slidingly connected inside the sliding grooves (10).

2. A mold clamping apparatus according to claim 1, characterized in that: The clamping block (2) is provided with a mounting hole (4), and the positioning block (9) is rotatably connected inside the mounting hole (4), and the spring (6) is slidingly connected inside the mounting hole (4), and the spring (6) is fixedly connected in the space between the operating rod (5) and the mounting hole (4) inside.

3. A mold clamping apparatus according to claim 2, characterized in that: The clamping block (2) is provided with two symmetrically distributed positioning grooves (11) inside, and the positioning grooves (11) are provided with a positioning rod (12) inside the middle, and the positioning rod (12) is fixedly connected to the top of the cushion block (1).

4. A mold clamping apparatus according to claim 3, characterized in that: The top of the mold (3) is provided with lifting holes (13) at four corners, and the both sides of the mold (3) are fixedly connected with two symmetrically distributed positioning strips (14), and the positioning strips (14) are provided with sliding holes inside.

5. A mold clamping apparatus according to claim 4, characterized in that: The positioning strips (14) are slidingly connected inside the positioning rod (12), and the sliding holes provided inside the positioning strips (14) are slidingly connected with the positioning rod (12).

6. A mold clamping apparatus according to claim 5, wherein: The both sides of the mold (3) are provided with fixing holes (15), and the fixing holes (15) are clampedly connected with the positioning block (9) inside.

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