CN219563607U - Die overturning equipment - Google Patents

Abstract

The die overturning equipment comprises a gantry rail device, wherein a transfer traveling device and a lifting clamping overturning device are integrated on the gantry rail device; the gantry rail device is provided with a sliding rail, and the sliding rail is connected with a transfer walking device in a sliding way; the transfer traveling device comprises a transfer beam and a pulley, wherein the pulley is divided into a bilateral pulley and a unilateral pulley; two groups of lifting clamping turnover devices are oppositely arranged on the transfer walking device, and each lifting clamping turnover device comprises a mounting frame, a clamping mechanism, a lifting mechanism and a turnover mechanism; the mounting frame is connected with the transfer travelling device through a wire rail to form sliding connection, and is matched with the hydraulic drive, so that the two groups of mounting frames can be displaced in opposite directions to form a clamping area; the middle part of the installation frame is provided with a lifting mechanism, the bottom of the lifting mechanism is provided with an installation platform, and the installation platform is provided with a turnover mechanism consisting of corner cylinders; the device can realize the procedures of automatic transfer, clamping, overturning, demoulding and the like of the mould, reduce the labor intensity and save the production cost.

Description

Die overturning equipment

Technical Field

The utility model relates to the field of concrete prefabricated product production and manufacturing equipment, in particular to mould overturning equipment.

Background

Small concrete prefabricated parts such as track slabs, sleepers; in the production process, part of products are manually lifted by using a crane, the mould containing the prefabricated part is lifted to a demoulding area by using the crane, the mould is overturned and demoulded by manual assistance, and the mould is then operated by using the crane to continue the production operation after the mould is demoulded.

The use of the crane has limitation requirements on the layout of the workshop, and the flexible operation is not realized; the demolding and overturning of the mold are manually matched, so that the labor intensity is high, potential safety hazards exist, and the working efficiency is low.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide the die overturning equipment which can automatically operate the die and automatically overturn and demould, so that the operation manpower is saved, the labor intensity is reduced, the efficiency is improved, and the production safety is ensured.

The technical scheme adopted by the utility model is as follows:

the die overturning equipment comprises a gantry track device, a transfer traveling device and a lifting clamping overturning device.

The gantry rail device comprises supporting legs and rail beams; the track cross beams are arranged in two groups in parallel, and a plurality of supporting legs are arranged at the bottom; a first stiffening beam is arranged between the supporting legs; the track cross beams are respectively provided with a group of tracks, and the tracks are I-shaped tracks; the rail is provided with a transfer walking device in a sliding way.

The transferring traveling device comprises a first transferring beam, a second transferring beam, a first pulley and a second pulley. The first transfer beam and the second transfer beam are respectively arranged on the two groups of track beams; the first transferring beam and the second transferring beam are hollow frame structures; a plurality of groups of first pulleys are uniformly arranged in the first transfer beam along the length direction; a plurality of groups of second pulleys are uniformly arranged in the second transfer beam along the length direction; a speed reducing motor is arranged on the first transfer beam and drives a first pulley; a speed reducing motor is also arranged on the second transfer beam, and drives a second pulley; the front end and the rear end of the first transferring beam and the second transferring beam are respectively and parallelly provided with a group of lifting, clamping and overturning devices.

The lifting clamping turnover device comprises a mounting frame, a clamping mechanism, a lifting mechanism and a turnover mechanism. The mounting frame is of a cuboid frame structure; the mounting frame is respectively provided with a group of clamping mechanisms at the contact positions of the mounting frame and the first transferring beam and the second transferring beam; the clamping mechanism comprises a first hydraulic cylinder, a first hydraulic cylinder mounting seat and a first linear guide rail; the first linear guide rail is used for slidably connecting the mounting frame with the first transferring beam and the second transferring beam; the end part of the first linear guide rail is provided with a first hydraulic cylinder mounting seat; the first hydraulic cylinder mounting seat is fixedly connected to the first transferring beam and the second transferring beam; the first hydraulic cylinder mounting seat is provided with a first hydraulic cylinder; the output shaft end of the first hydraulic cylinder is fixedly connected to the mounting frame. The middle part of the mounting frame is provided with a lifting mechanism; the lifting mechanism comprises a lifting frame and a second linear guide rail; the lifting frames are of cuboid frame structures, and the two groups of lifting frames are symmetrically arranged in the middle of the mounting frame in a penetrating manner; and a second linear guide rail is respectively arranged at the joint of the front and the rear of the lifting frame and the mounting frame. A turnover mechanism is arranged between the two groups of lifting frames; the turnover mechanism comprises a corner cylinder and a clamping seat; the corner cylinder is arranged at the bottom of the lifting frame; a clamping seat is arranged on an output rotating shaft of the corner cylinder; the clamping seat is provided with a fixed slot which is matched with the positioning plug-in on the die; the middle part of the installation frame is vertically provided with a second hydraulic cylinder with the downward output direction, and the top of the corner cylinder is fixedly connected with the second hydraulic cylinder.

Two ends of the rail beam are respectively provided with a group of limiting buffer pieces. The two ends of the first transferring beam and the second transferring beam are respectively provided with a group of buffer plates. The contact part of the limiting buffer piece and the buffer plate is in elastic contact.

The first pulley is a bilateral pulley, and the section of the first pulley is concave; the second pulley is a unilateral pulley, and the section is L-shaped.

The inner side walls of the track cross beams are respectively provided with a positioning seat, and the center of the end face of the top of the positioning seat is provided with an oblong hole. The first transfer beam and the second transfer beam are provided with hydraulic positioning pieces; the hydraulic positioning piece is matched and corresponds to the positioning seat.

The hydraulic positioning piece comprises a fixed seat, a third hydraulic cylinder and a taper pin. The fixed seat is arranged and fixed on the inner side walls of the first transfer beam and the second transfer beam, and the positions of the fixed seat are matched with the positioning seats on the inner side walls of the track beam; a third hydraulic cylinder is arranged on the end face of the top of the fixing seat; the output of the third hydraulic cylinder faces to the direction of the oblong hole on the positioning seat; the output shaft end of the third hydraulic cylinder is provided with a taper pin; the taper pin is matched with the oblong hole.

Limit inductors are further arranged at two ends of the track beam.

The fixed slot arranged on the clamping seat is a hollow cylinder, and the outer ring of the cylinder is provided with a reinforcing plate. The head of the fixed slot can be provided with a section of annular petal-shaped structure.

The utility model has the beneficial effects that:

the die overturning equipment comprises a gantry rail device, wherein a transfer traveling device and a lifting clamping overturning device are integrated on the gantry rail device; the gantry rail device is connected with the transfer walking device in a sliding way; the transfer traveling device comprises a transfer beam and a pulley, wherein the pulley is divided into a bilateral pulley and a unilateral pulley, so that the transfer traveling device runs stably; two groups of lifting clamping turnover devices are oppositely arranged on the transfer walking device, and each lifting clamping turnover device comprises a mounting frame, a clamping mechanism, a lifting mechanism and a turnover mechanism; after the die to be demolded is transferred to the demolding area of the equipment, the transfer traveling device moves the lifting clamping turnover device to the demolding area to automatically adjust the lifting position, automatically clamp the die and automatically turnover the die, and the die can be transferred to the transfer station after being demolded. The hydraulic driving device has the advantages that the hydraulic driving device is adopted to improve the bearing capacity of the device, effectively reduce the labor intensity, eliminate the potential safety hazard and save the production cost.

Drawings

In order that the above objects, features and advantages of the utility model will be readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings, which are not to be construed as limiting the utility model in any way, but are to be construed as providing those skilled in the art with the aid of the appended drawings.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a top view of the present utility model;

FIG. 4 is a schematic view of a gantry rail apparatus;

FIG. 5 is a schematic view of a partial structure of a gantry rail apparatus;

FIG. 6 is a schematic diagram of a transfer device;

FIG. 7 is a schematic diagram of a limit buffer mounting structure;

FIG. 8 is a schematic view of the transfer device, the gantry rail device limit and the first pulley related components;

FIG. 9 is a schematic diagram of the transfer device, the gantry rail device limit and the second pulley related components;

FIG. 10 is a schematic view of a positioning seat and a transfer positioning member;

FIG. 11 is a schematic view of a lifting, clamping and turning device;

FIG. 12 is a schematic view of a fixed slot, mold positioning insert.

In the figure: 1-gantry rail device, 101-supporting leg, 102-first stiffening beam, 103-rail beam, 104-rail, 105-fixed press block, 106-limit buffer piece, 107-positioning seat, 1071-oblong hole, 108-limit sensor,

2-transferring walking device, 201-first transferring beam, 202-second transferring beam, 203-first pulley, 204-second pulley, 205-gear motor, 206-guardrail, 207-second stiffening beam, 208-hydraulic positioning piece, 2081-fixing seat, 2082-third hydraulic cylinder, 2083-taper pin, 209-buffer plate,

3-lifting clamping turnover device, 301-mounting frame, 302-first hydraulic cylinder, 303-first hydraulic cylinder mounting seat, 304-first linear guide rail, 305-lifting frame, 3051-mounting platform, 306-second linear guide rail, 307-second hydraulic cylinder, 308-second hydraulic cylinder mounting seat, 309-corner cylinder, 310-clamping seat, 3101-fixed slot, 3102-annular flap structure,

4-die, 401-positioning insert.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

It should be noted that, the structures, proportions, sizes and the like shown in the drawings attached to the present specification are used for understanding and reading only in conjunction with the disclosure of the present specification, and are not intended to limit the applicable limitations of the present utility model, so that any modification of the structures, variation of proportions or adjustment of sizes of the structures, proportions and the like should not be construed as essential to the present utility model, and should still fall within the scope of the disclosure of the present utility model without affecting the efficacy and achievement of the present utility model.

As shown in fig. 1 to 3, the mold overturning equipment comprises a gantry track device 1, a transfer traveling device 2 and a lifting clamping overturning device 3; the gantry rail device 1 is of a frame structure, a rail is arranged on the gantry rail device, a transfer traveling device 2 is arranged on the rail, and the transfer traveling device 2 can travel or retreat along the rail; the front end and the rear end of the transfer walking device 2 are oppositely provided with two groups of lifting, clamping and overturning devices 3; the two groups of lifting clamping turnover devices 3 synchronously run to realize the clamping or loosening, lifting or descending and rotating functions of the die.

As shown in fig. 4 and 5, the frame structure of the gantry rail device 1 is formed by welding channel steel, square steel and plates in a combined manner; comprises a support leg 101, a first stiffening beam 102 and a track cross beam 103; the track cross beams 103 are arranged in two groups and are arranged in parallel, and the bottoms of the track cross beams are provided with a plurality of supporting legs 101; a first reinforcing beam 102 is arranged between the supporting legs 101, so that the stability of the frame body structure is improved; the distance between the two groups of track beams 103 is larger than the width or length dimension of the die, and the length of the track beams 103 is determined according to the setting station; the track beams 103 are respectively provided with a group of tracks 104, the tracks 104 are I-shaped tracks, and the bottoms of the I-shapes are fixedly connected to the track beams 103 by a plurality of groups of fixed pressing blocks 106; the transfer traveling device 2 is slidably provided on the rail 104.

As shown in fig. 6, 8, and 9, the transfer traveling device 2 includes a first transfer beam 201, a second transfer beam 202, a first pulley 203, and a second pulley 204; the first transferring beam 201 and the second transferring beam 202 are respectively arranged on the two groups of track beams 103 with equal length; the first transferring beam 201 and the second transferring beam 202 are square tube welding pieces and are hollow frame structures; three groups of first pulleys 203 are uniformly arranged in the first transfer beam 201 along the length direction; three groups of second pulleys 204 are uniformly arranged in the second transfer beam 202 along the length direction; one of the three groups of first pulleys 203 is provided with a speed reducing motor 205 as a driving pulley, and the other two groups are driven pulleys; similarly, one of the three groups of second pulleys 204 is provided with a gear motor 205 as a driving pulley, and the other two groups are driven pulleys; the gear motor 205 can drive the first pulley 203 and the second pulley 204 to rotate so as to enable the transfer traveling device 2 to displace in the gantry track device 1; a second stiffening beam 207 is arranged between the two end parts of the first transferring beam 201 and the second transferring beam 202, so that the stability of the transferring beam structure is improved; the first transfer beam 201 and the second transfer beam 202 are further provided with a group of guardrails 206 on the outer sides in the longitudinal direction thereof for safety protection.

As shown in fig. 1, 3 and 11, a group of lifting, clamping and turning devices 3 are respectively and parallelly mounted at the front end and the rear end of a first transfer beam 201 and a second transfer beam 202 on a transfer travelling device 2; the lifting clamping turnover device 3 comprises a mounting frame 301, a clamping mechanism, a lifting mechanism and a turnover mechanism; the mounting frame 301 is of a cuboid welding frame structure, and the length dimension of the mounting frame 301 is matched with the width dimension of the transfer traveling device 2; a group of clamping mechanisms are respectively arranged below the two ends of the mounting frame 301 in the length direction along the first transferring beam 201 and the second transferring beam 202 on the transferring travelling device 2; the clamping mechanism comprises a first hydraulic cylinder 302, a first hydraulic cylinder mounting seat 303 and a first linear guide rail 304; the guide rail components of the first linear guide rail 304 are arranged on the first transferring beam 201 and the second transferring beam 202, the slide block components of the first linear guide rail 304 are arranged at the bottom of the mounting frame 301, and the sliding connection between the mounting frame 301 and the first transferring beam 201 and the second transferring beam 202 is realized; the end part of the first linear guide rail 304 is provided with a first hydraulic cylinder installation seat 303, and the first hydraulic cylinder installation seat 303 is fixedly connected to the first transferring beam 201 and the second transferring beam 202; the first hydraulic cylinder mounting seat 303 is further provided with a first hydraulic cylinder 302, and the output shaft end of the first hydraulic cylinder 302 is fixedly connected to the mounting frame 301 and is responsible for driving the whole mounting frame 301 to slide along the first linear guide rail 304. The middle part of the mounting frame 301 is provided with a lifting mechanism; the lifting mechanism comprises a lifting frame 305 and a second linear guide rail 306; the lifting frames 305 are rectangular frame structures welded by square pipes, and two groups of lifting frames 305 are symmetrically arranged in the middle of the mounting frame 301 in a penetrating way; two groups of second linear guide rails 306 are respectively arranged at the positions of the front and rear of the lifting frame 305, which are connected with the mounting frame 301; the guide rail component of the second linear guide rail 306 is arranged on the lifting frame 305, the slide block component of the second linear guide rail 306 is arranged on the mounting frame 301, and the lifting frame 305 and the mounting frame 301 can slide relatively; the space between the two sets of lifters 305 is used for installing a turnover mechanism; the turnover mechanism comprises a corner cylinder 309 and a clamping seat 310; the corner cylinder 309 is arranged on a mounting platform 3051 at the bottom of the lifting frame 305; the clamping seat 310 is arranged on the output rotating shaft of the corner cylinder 309; two groups of fixing slots 3101 are arranged on the clamping seat 310, the fixing slots 3101 are hollow cylinders, and reinforcing plates are arranged on the outer ring of the cylinders; the size and the interval of the fixed slots 3101 are matched with those of the positioning plug-ins 401 arranged on the die 4; the second hydraulic cylinder 307 is arranged on the top mounting plate of the corner cylinder 309, and the output shaft is fixedly connected with the top mounting plate of the corner cylinder 309; the second hydraulic cylinder 307 is fixed to the second hydraulic cylinder mount 308; the second cylinder mount 308 is fixed to the mounting frame 301; the second hydraulic cylinder 307 can drive the lifting frame 305 to move up and down, and simultaneously drive the turnover mechanism to move up and down.

Further, as shown in fig. 7, two ends of the rail beam 103 in the gantry rail device 1 are respectively provided with a group of limiting buffer members 106; a group of buffer plates 209 are also arranged at the two ends of the first transferring beam 201 and the second transferring beam 202 on the transferring travelling device 2; the contact part of the limiting buffer piece 106 and the buffer plate 209 is elastic contact, so that the moving and carrying travelling device 2 is ensured to stably run when moving to the tail end on the gantry track device, and buffering and damping are effectively carried out.

Further, as shown in fig. 8, the first pulley 203 in the transferring travelling device 2 is a bilateral pulley, the section of which is concave, and the bilateral of the pulley is in limit fit with the left and right of the h-shaped rail 104; as shown in fig. 9, the second pulley 204 in the transferring walking device 2 is a single-side pulley, the section of the second pulley is in an L shape, and the single side of the pulley is in limit fit with the single side of the i-shaped track 104; the arrangement can eliminate the phenomenon of unsmooth blockage when the transfer traveling device 2 runs along the I-shaped track 104.

Further, as shown in fig. 4, 6 and 10, two sets of positioning seats 107 are respectively arranged on the inner side walls of the rail beams 103 of the gantry rail device 1, and an oblong hole 1071 is arranged in the center of the top end surface of each positioning seat 107; the first transferring beam 201 and the second transferring beam 202 of the transferring walking device 2 are respectively provided with a group of hydraulic positioning pieces 208, and the hydraulic positioning pieces 208 comprise a fixed seat 2081, a third hydraulic cylinder 2082 and a taper pin 2083; the fixed seat 2081 is arranged and fixed on the inner side walls of the first transferring beam 201 and the second transferring beam 202, and the positions of the fixed seat 2081 are matched with the positioning seats 107 on the inner side walls of the track beam 103; the top end surface of the fixed seat 2081 is provided with a third hydraulic cylinder 2082; the output direction of the third hydraulic cylinder 2082 is the direction of the oblong hole 1071 on the positioning seat 107; the output shaft end of the third hydraulic cylinder 2082 is provided with a taper pin 2083; the tapered pin 2083 mates with the oblong hole 1071. When the transfer traveling device 2 slides to a designated position along the gantry rail device 1, the third hydraulic cylinder 2082 of the hydraulic positioning piece 208 extends out of the conical pin 2083 and enters the oblong hole 1071 of the positioning seat 107, so as to position the transfer traveling device 2; when the transfer traveling device 2 needs to move, the third hydraulic cylinder 2082 is retracted, and the taper pin 2083 is pulled out from the oblong hole 1071, thereby releasing the transfer traveling device 2.

Further, as shown in fig. 8 and 9, the two ends of the rail beam 103 of the gantry rail device 1 are further provided with limit sensors 108 for sensing the in-place condition of the transfer traveling device 2 and outputting signals to control the operation of the hydraulic positioning member 208.

Further, as shown in fig. 12, a section of annular flap structure 3102 may be further disposed on the head of the fixing slot 3101 on the clamping seat 310, so as to implement micro elastic clamping and ensure stability of the clamping state.

The mould of this embodiment is for following length direction centre gripping upset, and need set up two stations: the demolding station and the transfer station, so that the distance between the two groups of track beams 103 is larger than the width dimension of the mold, and the length is set according to the dimension of the two stations, and the corresponding positioning devices are also matched; other embodiments may be sized according to production requirements.

When the die overturning equipment is operated, the die moving trolley 5 transfers the die 4 to the lower part of the demoulding station of the equipment, the gear motor 205 in the transferring travelling device 2 drives the first pulley 203 and the second pulley 204 to operate along the track 104 of the gantry track device 1, the limit sensor 108 triggers an output signal after the die overturning station is operated, the gear motor 205 stops driving, the hydraulic positioning piece 208 is matched with the positioning seat 107 of the gantry track device 1 for positioning, and the transferring travelling device 2 stops operating; the second hydraulic cylinder 307 of the lifting, clamping and overturning device 3 drives the lifting mechanism to descend to the bearing position of the mould moving trolley 5, the first hydraulic cylinder 302 drives the clamping mechanism to execute clamping action, and at the moment, the positioning plug-in 401 on the mould 4 is inserted into the fixed slot 3101 in the clamping seat 310 to clamp the mould; lifting the die to an overturning position by a lifting mechanism; the corner cylinder 309 drives the clamping seat 310 to perform a tilting action; after overturning, the die performs demoulding action, and the demoulded product is placed on a die moving trolley 5; the hydraulic positioning piece 208 is separated from the positioning seat 107 of the gantry rail device 1, the transfer travelling device 2 moves the die to a transfer station, the lifting mechanism descends to a bearing position of the die moving trolley 5, the first hydraulic cylinder 302 drives the clamping mechanism to execute a loosening action, at the moment, the positioning plug-in 401 on the die 4 is separated from the fixed slot 3101 in the clamping seat 310, the die 4 is loosened, the die 4 is placed on the die moving trolley 5, and the die moving trolley 5 transfers products and the die to the next station; the transferring traveling device 2 returns to the demolding station to repeatedly clamp, turn over, demold and transfer the mold 4.

Claims (7)

1. The die overturning equipment comprises a gantry track device (1), a transfer traveling device (2) and a lifting clamping overturning device (3); the method is characterized in that:

the gantry rail device (1) comprises supporting legs (101) and a rail cross beam (103); the track cross beams (103) are arranged in two groups in parallel, and a plurality of supporting legs (101) are arranged at the bottom of the track cross beams; a first reinforcing beam (102) is arranged between the supporting legs (101); a group of rails (104) are respectively arranged on the rail cross beams (103), and the rails (104) are I-shaped rails; the rail (104) is provided with a transfer walking device (2) in a sliding way;

the transfer traveling device (2) comprises a first transfer beam (201), a second transfer beam (202), a first pulley (203) and a second pulley (204); the first transfer beam (201) and the second transfer beam (202) are respectively arranged on the two groups of track beams (103); the first transferring beam (201) and the second transferring beam (202) are hollow frame structures; a plurality of groups of first pulleys (203) are uniformly arranged in the first transfer cross beam (201) along the length direction; a plurality of groups of second pulleys (204) are uniformly arranged in the second transfer beam (202) along the length direction; a speed reducing motor (205) is arranged on the first transfer beam (201), and the speed reducing motor (205) drives a first pulley (203); a speed reducing motor (205) is also arranged on the second transfer beam (202), and the speed reducing motor (205) drives a second pulley (204); the front end and the rear end of the first transferring beam (201) and the second transferring beam (202) are respectively provided with a group of lifting clamping turnover devices (3) in parallel;

the lifting, clamping and overturning device (3) comprises a mounting frame (301), a clamping mechanism, a lifting mechanism and an overturning mechanism; the mounting frame (301) is of a cuboid frame structure; a group of clamping mechanisms are respectively arranged at the positions where the mounting frame (301) is in carrying contact with the first transferring beam (201) and the second transferring beam (202); the clamping mechanism comprises a first hydraulic cylinder (302), a first hydraulic cylinder mounting seat (303) and a first linear guide rail (304); the first linear guide rail (304) is used for slidably connecting the mounting frame (301) with the first transferring beam (201) and the second transferring beam (202); the end part of the first linear guide rail (304) is provided with a first hydraulic cylinder mounting seat (303); the first hydraulic cylinder mounting seat (303) is fixedly connected to the first transferring beam (201) and the second transferring beam (202); a first hydraulic cylinder (302) is arranged on the first hydraulic cylinder mounting seat (303); the output shaft end of the first hydraulic cylinder (302) is fixedly connected to the mounting frame (301); the middle part of the mounting frame (301) is provided with a lifting mechanism; the lifting mechanism comprises a lifting frame (305) and a second linear guide rail (306); the lifting frames (305) are of cuboid frame structures, and two groups of lifting frames (305) are symmetrically inserted in the middle of the mounting frame (301); the front and the rear of the lifting frame (305) are respectively provided with a second linear guide rail (306) at the joint of the mounting frame (301); a turnover mechanism is arranged between the two groups of lifting frames (305); the turnover mechanism comprises a corner cylinder (309) and a clamping seat (310); the corner cylinder (309) is arranged at the bottom of the lifting frame (305); a clamping seat (310) is arranged on an output rotating shaft of the corner cylinder (309); a fixed slot (3101) for adapting to the positioning plug-in (401) on the die (4) is arranged on the clamping seat (310); the middle part of the installation frame (301) is vertically provided with a second hydraulic cylinder (307) with the downward output direction, and the top of the corner cylinder (309) is fixedly connected with the second hydraulic cylinder (307).

2. The mold turning apparatus according to claim 1, wherein: two ends of the track beam (103) are respectively provided with a group of limiting buffer pieces (106); a group of buffer plates (209) are respectively arranged at the two ends of the first transferring beam (201) and the second transferring beam (202); the contact part of the limiting buffer piece (106) and the buffer plate (209) is elastic contact.

3. The mold turning apparatus according to claim 1, wherein: the first pulley (203) is a bilateral pulley, and the section of the first pulley is concave; the second pulley (204) is a unilateral pulley, and the section of the second pulley is L-shaped.

4. The mold turning apparatus according to claim 1, wherein: the inner side walls of the track cross beams (103) are respectively provided with a positioning seat (107); an oblong hole (1071) is formed in the center of the top end surface of the positioning seat (107); the first transfer beam (201) and the second transfer beam (202) are provided with hydraulic positioning pieces (208); the hydraulic positioning piece (208) is matched and corresponds to the positioning seat (107) in position.

5. The mold turning apparatus according to claim 4, wherein: the hydraulic positioning piece (208) comprises a fixed seat (2081), a third hydraulic cylinder (2082) and a taper pin (2083); the fixed seat (2081) is fixedly arranged on the inner side walls of the first transferring beam (201) and the second transferring beam (202), and the positions of the fixed seat and the fixed seat are matched with the positioning seat (107) on the inner side wall of the track beam (103); a third hydraulic cylinder (2082) is arranged on the top end surface of the fixed seat (2081); the output direction of the third hydraulic cylinder (2082) is the direction of an oblong hole (1071) on the positioning seat (107); the output shaft end of the third hydraulic cylinder (2082) is provided with a taper pin (2083); the taper pin (2083) mates with an oblong hole (1071).

6. The mold turning apparatus according to claim 1, wherein: limit inductors (108) are further arranged at two ends of the track beam (103).

7. The mold turning apparatus according to claim 1, wherein: the fixed slot (3101) arranged on the clamping seat (310) is a hollow cylinder, and a reinforcing plate is arranged on the outer ring of the hollow cylinder; the head of the fixed slot (3101) can be further provided with a section of annular flap structure (3102).