Hoisting device for precision mold

Abstract

The utility model relates to the technical field of dies, in particular to a precision die hoisting device which comprises a hoisting device base, and a hoisting facilitating assembly is arranged at the upper end of the hoisting device base. According to the lifting device for the precision mold, the hand-cranking disc is manually screwed to drive the two-way lead screw to rotate, and the upper end of the moving block and the inner wall of the groove connecting plate are clamped and embedded to move for assistance, so that the precision mold can be conveniently lifted, and the precision mold can be conveniently lifted. According to the mold clamping device, the two sets of moving blocks can move oppositely, so that the clamping distance is adjusted according to the size of a mold, clamping is more stable, buffering is conducted through stretching and retracting of a shock absorption damper, one end of a sliding block on the outer wall of the shock absorption damper slides and guides on the outer wall of a guide rod, and buffering is conducted through stretching of a quadrilateral adjusting piece and a telescopic rod; and the hoisting device base can be conveniently placed on the ground for buffering, and mold hoisting use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a hoisting device for a precision mold. Background Art

[0002] The mold involves a precision mold. In the production of precision molds, it needs to be tested many times, which requires multiple moves. Some large precision molds are large in size and require a lifting device to move the precision molds. However, the existing lifting device is mainly used for lifting precision molds of the same size, and the fixation is poor, causing the precision mold to move during the lifting process. The uneven force may affect the lifting rate during the movement.

[0003] A precision mold hoisting device is proposed in the patent with publication number CN213976608U, which includes a placement base plate, a fixed side plate, a limit pin hole, a movable side plate, a slide groove, a fixed pin hole, a movable column, a pull ring, a first spring, a clamping plate, a first rubber pad, a connecting ring, a rope, a lifting ring, a fixed pin, a supporting base plate, a shock-absorbing spring, a limit plate, and a second spring. Through the coordinated use of the pull ring, the movable column, the clamping plate and the first spring, the two ends of the mold placed on the middle surface of the placement base plate are clamped and fixed, and then connected to the crane through the connecting ring, the rope and the lifting ring for hoisting work, which is convenient for hoisting work of different mold sizes, increases the use range of the device, and is simple to operate and has strong stability. However, the following problems still exist in the patent:

[0004] The above method of moving the clamping plate at one end to the outer wall of the mold by moving the movable column has poor clamping stability, which may cause the mold to loosen or even shift during the lifting process. In addition, the buffering guidance of the spring is poor, which makes it inconvenient to lift the mold.

[0005] In view of the above problems, it is necessary to design a hoisting device for precision molds to overcome the above problems. Utility Model Content

[0006] The main purpose of the utility model is to provide a hoisting device for a precision mold, which can effectively solve the problems in the background technology.

[0007] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0008] A hoisting device for a precision mold comprises a hoisting device base, wherein a hoisting component is arranged on the upper end of the hoisting device base;

[0009] The cam is provided with a plurality of guide wheels, and the guide wheels are provided with a plurality of guide wheels at the ends of the guide wheels, and the guide wheels are provided with a plurality of guide wheels at the outer ends of the guide wheels, and the guide wheels are provided with a plurality of guide wheels at the outer ends of the guide wheels.

[0010] As a preferred solution of the utility model, the number of the clamping blocks is two groups, and the mold is clamped between the two groups of clamping blocks.

[0011] As a preferred solution of the utility model, the lifting ring is fixedly welded to the base of the lifting device, the guide rod is fixedly connected to the base of the lifting device, and the sliding block is slidably connected to the guide rod.

[0012] As a preferred solution of the utility model, the sliding block and the shock-absorbing damper are non-detachably connected, one end of the shock-absorbing damper is detachably installed between the base of the lifting device, and the other end of the shock-absorbing damper is detachably installed between the support plate.

[0013] As a preferred solution of the utility model, the groove connecting plate and the support plate are non-detachably connected, the hand crank and the bidirectional screw are fixedly connected via a coupling, the moving block and the bidirectional screw are threadedly connected, and the moving block and the groove connecting plate are slidingly connected.

[0014] As a preferred solution of the utility model, the movable block and the connecting block are non-detachably connected, the connecting block and the clamping block are fixedly connected, the quadrilateral adjusting piece and the support plate are hinged, the quadrilateral adjusting piece and the base of the lifting device are hinged, and the telescopic rod and the quadrilateral adjusting piece are fixedly connected.

[0015] Beneficial Effects

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1. In the utility model, a hoisting device for a precision mold is designed, and a bidirectional screw is driven to rotate by manually twisting a hand crank disk, and the upper end of the moving block is assisted by the clamping movement of the inner wall of the groove connecting plate, so that the two groups of moving blocks can move toward each other, so as to adjust the clamping distance according to the size of the mold, and the clamping is more stable. The shock-absorbing damper is extended and buffered, and one end of the sliding block on the outer wall of the shock-absorbing damper slides on the outer wall of the guide rod for guidance. The quadrilateral adjusting piece and the telescopic rod are stretched for buffering, so that the base of the hoisting device is placed on the ground for buffering, which is more convenient for hoisting and use of the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the shock absorbing damper and the base of the hoisting device of the utility model;

[0020] Figure 3 It is a schematic diagram of the structure of point A of the utility model.

[0021] In the figure: 1. base of the lifting device; 2. mold; 3. components for easy lifting; 301. lifting ring; 302. guide rod; 303. sliding block; 304. shock absorber damper; 305. anti-skid pad; 306. quadrilateral adjustment member; 307. telescopic rod; 308. support plate; 309. hand crank; 310. groove connecting plate; 311. bidirectional screw rod; 312. moving block; 313. connecting block; 314. clamping block. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figure 1-3 As shown, a hoisting device for a precision mold includes a hoisting device base 1, and a hoisting component 3 is arranged on the upper end of the hoisting device base 1;

[0024] The lifting assembly 3 includes lifting rings 301 arranged at the four corners of the top of the lifting device base 1, and an anti-skid pad 305 is attached to the bottom of the lifting device base 1. Guide rods 302 are arranged at both ends of the inner wall of the lifting device base 1. The outer wall of the guide rod 302 is covered with a sliding block 303. The other end of the sliding block 303 is connected to a shock-absorbing damper 304. The bottom end of the shock-absorbing damper 304 is installed at the bottom end of the inside of the lifting device base 1. A support plate 308 is arranged at the other end of the shock-absorbing damper 304. A support plate 308 is arranged in the middle between the support plate 308 and the lifting device base 1. A quadrilateral adjusting piece 306 is provided with telescopic rods 307 at both ends of the quadrilateral adjusting piece 306, a groove connecting plate 310 is provided on the top of the support plate 308, a bidirectional screw rod 311 is provided inside the groove connecting plate 310, one end of the bidirectional screw rod 311 is connected to a hand crank 309 through a coupling, a moving block 312 is provided on the outer wall of the bidirectional screw rod 311, the outer wall of the upper end of the moving block 312 is embedded in the inner wall of the groove connecting plate 310, a connecting block 313 is provided on the top of the moving block 312, and one end of the connecting block 313 is connected to a clamping block 314.

[0025] Please see attached Figure 1 , Attachment Figure 2 and attached Figure 3 As shown, there are two groups of clamping blocks 314, and the mold 2 is clamped between the two groups of clamping blocks 314. The lifting ring 301 is fixedly welded to the base 1 of the lifting device, the guide rod 302 is fixedly connected to the base 1 of the lifting device, the sliding block 303 is slidably connected to the guide rod 302, the sliding block 303 is non-detachably connected to the shock-absorbing damper 304, one end of the shock-absorbing damper 304 is detachably installed to the base 1 of the lifting device, the other end of the shock-absorbing damper 304 is detachably installed to the support plate 308, and the groove connecting plate 310 is not detachably installed to the support plate 308. The hand-cranked plate 309 and the bidirectional screw rod 311 are fixedly connected by a coupling, the moving block 312 and the bidirectional screw rod 311 are threadedly connected, the moving block 312 and the groove connecting plate 310 are slidably connected, the moving block 312 and the connecting block 313 are non-detachably connected, the connecting block 313 and the clamping block 314 are fixedly connected, the quadrilateral adjusting member 306 and the supporting plate 308 are hinged, the quadrilateral adjusting member 306 and the base 1 of the hoisting device are hinged, and the telescopic rod 307 and the quadrilateral adjusting member 306 are fixedly connected;

[0026] Among them, a protective pad is pasted on the clamping side of the clamping block 314 to prevent damage to the outer wall of the mold and to prevent the mold from sliding. One end of the bidirectional screw rod 311 is controlled by a hand crank 309 to facilitate manual control of the force of clamping the mold 2. The anti-slip pad 305 at the bottom of the lifting device base 1 has an anti-slip effect.

[0027] The working process of the utility model is as follows: when using the hoisting device of the precision mold designed by the present invention, the bidirectional screw rod 311 is driven to rotate by manually rotating the hand crank disk 309, and the top of the moving block 312 is slidably matched with the inner wall of the groove connecting plate 310, so that the two groups of moving blocks 312 move toward each other, and the clamping distance is adjusted according to the size of the mold 2. After the mold 2 is clamped, the lifting hook of the hoisting machine is hooked up through the four groups of lifting rings 301 on the top of the hoisting device base 1 to carry out hoisting and moving. After moving to a suitable position, the anti-skid pad 305 at the bottom of the lifting device base 1 is placed in contact with the ground. At this time, the support plate 308 is subjected to force and the shock-absorbing damper 304. When the shock-absorbing damper 304 is extended and retracted, it drives the sliding block 303 and the outer wall of the guide rod 302 to slide, and vertical guiding buffering is performed. The quadrilateral adjusting piece 306 is hinged and the telescopic rod 307 is stretched to increase the buffering effect, thereby buffering the mold 2 when it is placed, and preventing the mold 2 from being damaged by the impact force, which is more convenient for lifting and use.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A precision mold hoisting device, comprising a hoisting device base (1), characterized in that: The upper end of the hoisting device base (1) is provided with a hoisting component (3); The lifting assembly (3) comprises lifting rings (301) arranged at the four corners of the top of the lifting device base (1); an anti-skid pad (305) is attached to the bottom end of the lifting device base (1); guide rods (302) are arranged at both ends of the inner wall of the lifting device base (1); a sliding block (303) is sleeved on the outer wall of the guide rod (302); a shock absorbing damper (304) is connected to the other end of the sliding block (303); the bottom end of the shock absorbing damper (304) is installed at the bottom end of the inside of the lifting device base (1); a support plate (308) is arranged at the other end of the shock absorbing damper (304); and a support plate (308) is arranged in the middle between the support plate (308) and the lifting device base (1). A quadrilateral adjusting member (306), wherein both ends of the quadrilateral adjusting member (306) are connected with telescopic rods (307), a groove connecting plate (310) is arranged on the top of the support plate (308), a bidirectional screw rod (311) is arranged inside the groove connecting plate (310), one end of the bidirectional screw rod (311) is connected with a hand-cranked plate (309) through a coupling, a moving block (312) is arranged on the outer wall of the bidirectional screw rod (311), the outer wall of the upper end of the moving block (312) is embedded in the inner wall of the groove connecting plate (310), a connecting block (313) is arranged on the top of the moving block (312), and one end of the connecting block (313) is connected with a clamping block (314).

2. The precision mold hoisting device according to claim 1, characterized in that: The number of the clamping blocks (314) is two groups, and the mold (2) is clamped between the two groups of clamping blocks (314).

3. The precision mold hoisting device according to claim 2, characterized in that: The lifting ring (301) is fixedly welded to the lifting device base (1), the guide rod (302) is fixedly connected to the lifting device base (1), and the sliding block (303) is slidably connected to the guide rod (302).

4. The precision mold hoisting device according to claim 3, characterized in that: The sliding block (303) is non-detachably connected to the shock absorbing damper (304); one end of the shock absorbing damper (304) is detachably mounted to the hoisting device base (1); and the other end of the shock absorbing damper (304) is detachably mounted to the support plate (308).

5. The precision mold hoisting device according to claim 4, characterized in that: The groove connecting plate (310) and the support plate (308) are non-detachably connected, the hand-cranked plate (309) and the bidirectional screw rod (311) are fixedly connected via a coupling, the moving block (312) and the bidirectional screw rod (311) are threadedly connected, and the moving block (312) and the groove connecting plate (310) are slidably connected.

6. The precision mold hoisting device according to claim 5, characterized in that: The moving block (312) and the connecting block (313) are non-detachably connected, the connecting block (313) and the clamping block (314) are fixedly connected, the quadrilateral adjusting member (306) and the supporting plate (308) are hinged, the quadrilateral adjusting member (306) and the lifting device base (1) are hinged, and the telescopic rod (307) and the quadrilateral adjusting member (306) are fixedly connected.

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