Mechanical part machining die convenient to clamp

Abstract

The utility model discloses a mechanical part processing mould convenient to clamp, which comprises an upper mould and a lower mould, four side walls of the lower mould are fixedly connected with connecting plates, a T-shaped rod is rotated anticlockwise, so that a first gear ring and a second gear ring are rotated anticlockwise along with the T-shaped rod, and the upper mould and the lower mould are clamped. At the moment, a first rack and a second rack can move along with rotation of a first gear ring and a second gear ring, so that four trapezoidal sliding blocks move in the four directions away from a T-shaped rod correspondingly, the inclined faces of the trapezoidal sliding blocks slide into corresponding sliding grooves, the arc-shaped faces of the top ends of the sliding grooves make contact with the inclined faces of the trapezoidal sliding blocks firstly, and the trapezoidal sliding blocks continuously move; the top ends of the sliding grooves can slide upwards along the inclined faces of the trapezoidal sliding blocks, namely, the clamping rods move upwards, the lower die moves upwards along with the clamping rods under the action of the connecting plates, the clamping effect is achieved, the longer the moving distance of the trapezoidal sliding blocks is, the larger the sliding area of the trapezoidal sliding blocks into the corresponding sliding grooves is, the clamping rods can move more upwards, and therefore the clamping effect is improved. And the upper die and the lower die are clamped more tightly.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing field, concretely relates to a mechanical part machining die convenient to clamp. BACKGROUND

[0002] The mechanical processing part die convenient to clamp is a die designed for mechanical part processing, and its main feature is convenient clamping and can adapt to different sizes of part processing.

[0003] This die usually needs to be pre-punched on the die first, then a plurality of long bolts are inserted into the previously large holes, the upper die and the lower die can be connected, then the bolts are tightened using a wrench to achieve the clamping effect. The die is mostly a square box, and many bolts are needed on each side to lock it. This way not only requires the operator to use auxiliary tools, but also the process is complex, which prolongs the working time. Therefore, a mechanical part machining die that is simple to operate, saves time and is convenient to clamp is needed to improve work efficiency. UTILITY MODEL CONTENTS

[0004] In order to solve the above-mentioned problems, the utility model provides a mechanical part machining die convenient to clamp.

[0005] The utility model is realized through the following technical schemes:

[0006] A mechanical part machining die convenient to clamp, comprising an upper die and a lower die, the lower die is fixedly connected with a connecting plate on each of the four side walls, the top end of each connecting plate is fixedly connected with a clamping rod, a sliding groove is formed in each clamping rod, the top end of each sliding groove is arc-shaped, the upper die is fixedly connected with a connecting block corresponding to the clamping rod on each of the four side walls, a limiting cover is fixedly connected to the side wall of each connecting block, the bottom end of the limiting cover is set as a trumpet-shaped opening, each limiting cover is sleeved on the corresponding clamping rod, a T-shaped rod is rotatably connected to the top end of the upper die, a first tooth ring is fixedly sleeved on the T-shaped rod, a second tooth ring is fixedly sleeved on the T-shaped rod, the second tooth ring is below the first tooth ring, T-shaped sliding grooves corresponding to the clamping rods are evenly formed in the top end of the upper die, a T-shaped sliding block is slidably connected in each T-shaped sliding groove, a trapezoidal sliding block is fixedly connected to the top end of each T-shaped sliding block, first tooth racks are fixedly connected to the side walls of two T-shaped sliding blocks, the two first tooth racks are meshed with the two sides of the first tooth ring, second tooth racks are fixedly connected to the side walls of the other two T-shaped sliding blocks, and the two second tooth racks are meshed with the two sides of the second tooth ring.

[0007] Preferably, a fixed shaft is fixedly connected to the top end of the T-shaped rod, a handle is sleeved on the fixed shaft, a U-shaped block is fixedly connected to the top end of the T-shaped rod, the U-shaped block is symmetrically arranged with the fixed shaft, and one end of the handle is arranged in the U-shaped block.

[0008] Compared with the prior art, the beneficial effects of the utility model are that: the T-shaped rod is counterclockwise rotated, the first tooth ring and the second tooth ring are also counterclockwise rotated, the first rack and the second rack are moved along with the first tooth ring and the second tooth ring, the four trapezoidal sliding blocks are moved to four directions away from the T-shaped rod, the inclined surface of the trapezoidal sliding block is slid into the corresponding sliding groove, the arc surface at the top end of the sliding groove is contacted with the inclined surface of the trapezoidal sliding block first, the trapezoidal sliding block is continuously moved, the top end of the sliding groove is slid upward along the inclined surface of the trapezoidal sliding block, namely the clamping rod is moved upward, the lower mold is also moved upward under the action of the connecting plate, the clamping effect is achieved, the longer the distance of the trapezoidal sliding block is moved, the more the area of the trapezoidal sliding block is slid into the corresponding sliding groove, the clamping rod can be moved upward more, the upper mold and the lower mold are clamped more tightly, the four clamping rods are moved upward simultaneously by rotating the T-shaped rod and driving the four trapezoidal sliding blocks to move, the lower mold is also moved upward, the operation is simple and convenient to clamp, and the working efficiency can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is the schematic view of the structure of the utility model;

[0010] Figure 2 It is the schematic view of the structure of the utility model Figure 1 It is the sectional view of A-A in the structure of the utility model;

[0011] Figure 3 It is the schematic view of the structure of the utility model Figure 1 It is the top view of the T-shaped rod in the structure of the utility model.

[0012] In the drawing: the upper mold 1, the lower mold 2, the connecting plate 3, the clamping rod 4, the sliding groove 5, the connecting block 6, the limiting cover 7, the T-shaped rod 8, the first tooth ring 9, the second tooth ring 10, the T-shaped sliding groove 11, the T-shaped sliding block 12, the trapezoidal sliding block 13, the first rack 14, the second rack 15, the handle 16. DETAILED DESCRIPTION

[0013] The utility model is described in further detail below in combination with the drawings and the specific implementation:

[0014] As Figure 1 , Figure 2 , Figure 3As shown, a convenient mechanical part processing die clamp, including the upper die 1 and the lower die 2, the lower die 2 four side walls are all fixedly connected with the connecting plate 3, the top of each connecting plate 3 is fixedly connected with the clamping rod 4, the top of each clamping rod 4 is provided with a sliding groove 5, the top of each sliding groove 5 is arc-shaped, the four side walls of the upper die 1 are all fixedly connected with the connecting block 6 corresponding to the clamping rod 4, the side wall of each connecting block 6 is fixedly connected with the limiting cover 7, the bottom of the limiting cover 7 is provided with a trumpet-shaped opening, each limiting cover 7 is sleeved on the corresponding clamping rod 4, the top of the upper die 1 is rotatably connected with the T-shaped rod 8, the T-shaped rod 8 is fixedly sleeved with the first tooth ring 9, the T-shaped rod 8 is fixedly sleeved with the second tooth ring 10, the second tooth ring 10 is below the first tooth ring 9, the top of the upper die 1 is circumferentially provided with the T-shaped sliding groove 11 corresponding to the clamping rod 4, each T-shaped sliding groove 11 is slidably connected with the T-shaped sliding block 12, the top of each T-shaped sliding block 12 is fixedly connected with the trapezoidal sliding block 13, the bottom of the trapezoidal sliding block 13 is abutted with the top of the upper die 1, the side wall of two T-shaped sliding blocks 12 is fixedly connected with the first rack 14, the two first racks 14 are respectively engaged with the two sides of the first tooth ring 9, the side wall of the other two T-shaped sliding blocks 12 is fixedly connected with the second rack 15, the two second racks 15 are respectively engaged with the two sides of the second tooth ring 15, in use, the upper die 1 and the lower die 2 are combined, the limiting cover 7 is sleeved on the corresponding clamping rod 4, the trumpet-shaped opening of the limiting cover 7 can make the upper die 1 and the lower die 2 more easily aligned, then the T-shaped rod 8 is counterclockwise rotated, the first tooth ring 9 and the second tooth ring 10 are also counterclockwise rotated, at this time the first rack 14 and the second rack 15 will move with the first tooth ring 9 and the second tooth ring 10, at this time the four trapezoidal sliding blocks 13 move away from the four directions of the T-shaped rod 8 respectively, so that the inclined surface of the trapezoidal sliding block 13 slides into the corresponding sliding groove 5, the arc surface of the top of the sliding groove 5 will first contact the inclined surface of the trapezoidal sliding block 13, the trapezoidal sliding block 13 continuously moves, the top of the sliding groove 5 will slide upward along the inclined surface of the trapezoidal sliding block 13, that is, the clamping rod 4 moves upward, under the action of the connecting plate 3, the lower die 2 also moves upward, which plays a clamping effect, the longer the distance of the trapezoidal sliding block 13 moves, the more the area of the trapezoidal sliding block 13 sliding into the corresponding sliding groove 5, which can move the clamping rod 4 upward more, so that the upper die 1 and the lower die 2 are clamped more tightly, at this time the T-shaped sliding block 12 moves in the same direction in the corresponding T-shaped sliding groove 11 with the trapezoidal sliding block 13, the T-shaped sliding block 12 can play a limiting role, which can prevent the trapezoidal sliding block 13 from disengaging from the top of the upper die 1, and also can play a guiding role, by rotating the T-shaped rod 8 to drive the four trapezoidal sliding blocks 13 to move, which can make the four clamping rods 4 move upward at the same time, drive the lower die 2 to move upward, which is simple and convenient to clamp, can improve work efficiency.

[0015] The top end of the T-shaped rod 8 is fixedly connected with a fixing shaft, a handle 16 is sleeved on the fixing shaft, the top end of the T-shaped rod 8 is fixedly connected with a U-shaped block, the U-shaped block is symmetrically arranged with the fixing shaft, one end of the handle 16 is arranged in the U-shaped block, in use, rotating the handle 16 can drive the T-shaped rod 8 to rotate, the arrangement of the fixing shaft and the U-shaped block can make it more labor-saving to rotate the handle 16.

[0016] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A mechanical part machining die that is easy to clamp, comprising an upper die (1) and a lower die (2), characterized in that: The lower mold (2) four side walls are all fixedly connected with connecting plate (3), each connecting plate (3) top end is all fixedly connected with clamping rod (4), each clamping rod (4) all set up with sliding slot (5), each sliding slot (5) top end is all arc-shaped setting, the upper mold (1) four side walls are all fixedly connected with the connecting block (6) corresponding with clamping rod (4), each connecting block (6) side wall is all fixedly connected with limit cover (7), the limit cover (7) bottom end is set as horn-shaped opening, each limit cover (7) is all sleeved on corresponding clamping rod (4), the upper mold (1) top end is rotatably connected with T type rod (8), the T type rod (8) is fixedly sleeved with first tooth ring (9), the T type rod (8) is fixedly sleeved with second tooth ring (10), the second tooth ring (10) is below first tooth ring (9), the upper mold (1) top end is evenly set with T type sliding slot (11) corresponding with clamping rod (4), each T type sliding slot (11) is all slidably connected with T type sliding block (12), each T type sliding block (12) top end is all fixedly connected with trapezoidal sliding block (13), the trapezoidal sliding block (13) bottom end is inlaid with the top end of upper mold (1), wherein two T type sliding blocks (12) side walls are all fixedly connected with first rack (14), two first racks (14) are respectively engaged with both sides of first tooth ring (9), another two T type sliding blocks (12) side walls are all fixedly connected with second rack (15), two second racks (15) are respectively engaged with both sides of second rack (15).

2. A mechanical part machining jig according to claim 1, wherein: The T type rod (8) top end is fixedly connected with fixed shaft, the fixed shaft is sleeved with handle (16), the T type rod (8) top end is fixedly connected with U type block, the U type block is symmetrically arranged with the fixed shaft, one end of handle (16) is arranged in U type block.

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