CN217254596U - Fixing device is used in mould processing - Google Patents

Abstract

The utility model provides a fixing device for mold processing, which belongs to the technical field of fixing devices and aims to solve the problem that a threaded rod on the existing clamping and fixing device is easy to loosen and further reduce the firmness of the clamping and fixing device, and comprises a mounting seat; the upper end surface of the mounting seat is provided with two dovetail-shaped sliding grooves in a left-right symmetrical shape, and the upper end surface of the mounting seat is connected with an X-axis direction adjusting part in a sliding manner through the dovetail-shaped sliding grooves; the X-axis direction adjusting part is connected with a Y-axis direction adjusting part in a sliding manner, a fastening mechanism is arranged at the top of the Y-axis direction adjusting part, and two locking parts are correspondingly and symmetrically arranged on the fastening mechanism; through the cooperation of limit gear and locking portion for the axis of rotation under the fastening state can not take place the pine phenomenon, thereby makes two clamp plates add man-hour at the centre gripping mould more reliably, and then has improved the fastness of this centre gripping fixing device when the centre gripping mould.

Description

Fixing device is used in mould processing

Technical Field

The utility model belongs to the technical field of fixing device, more specifically say, in particular to fixing device is used in mould processing.

Background

The die processing refers to the processing of forming and blank making tools, and further comprises a shearing die and a die cutting die. Generally, the mold is composed of an upper mold and a lower mold, and the conventional mold is usually fixed by a clamping and fixing device during processing.

When the existing clamping and fixing device is used, although the clamping operation of the clamping block on the die can be realized by rotating the threaded rod, in the processing process, the die can be subjected to larger impact force, so that the threaded rod is easy to loosen and fall off, the firmness of the clamping and fixing device is reduced, and secondly, the position of the existing clamping and fixing device is usually fixed, so that the die is not convenient enough when the position of the die is adjusted on a machine tool.

In view of the above, the present invention is to provide a fixing device for mold processing, which is improved in view of the conventional structure and defects, and is expected to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a fixing device is used in mould processing to solve the threaded rod on the current centre gripping fixing device and take place the pine easily and take off the phenomenon, and then reduced centre gripping fixing device's fastness, secondly, the not convenient enough problem of mould when adjusting position on the lathe.

The utility model relates to a fixing device's purpose and efficiency are used in mould processing is reached by following concrete technological means:

a fixing device for die processing comprises a mounting seat; the upper end surface of the mounting seat is provided with two dovetail-shaped sliding grooves in a left-right symmetrical shape, and the upper end surface of the mounting seat is connected with an X-axis direction adjusting part in a sliding manner through the dovetail-shaped sliding grooves; the X-axis direction adjusting part is connected with a Y-axis direction adjusting part in a sliding manner, a fastening mechanism is arranged at the top of the Y-axis direction adjusting part, and two locking parts are correspondingly and symmetrically arranged on the fastening mechanism; four corners of the upper end surface of the mounting seat are respectively provided with a mounting hole, and the left side and the right side of the upper end surface of the mounting seat are uniformly provided with first adjusting insertion holes; and a mould is clamped on the fastening mechanism.

Furthermore, the X-axis direction adjusting part comprises a sliding plate, a rectangular sliding shell, a vertical sliding block, a lifting rod, an auxiliary holding rod, a first inserting rod and an inserting plate, the sliding plate is of an Contraband-shaped plate-shaped structure, the bottom end face of the sliding plate is provided with two dovetail-shaped sliding blocks in a bilaterally symmetrical manner, the two dovetail-shaped sliding blocks are respectively connected with two dovetail-shaped sliding grooves in the mounting seat in a sliding manner, the inner side of the sliding plate is provided with two sliding guide rods, the lower part of the front end face of the sliding plate is fixedly connected with the inserting plate, and the upper end face of the inserting plate is provided with second adjusting inserting holes in a uniform manner; the quantity of the rectangle slip shell is two, and two rectangle slip shells are fixed connection respectively at the sliding plate left and right sides both ends face rear side, the inside equal sliding connection of every rectangle slip shell has a vertical slider, and every vertical slider lower extreme all is provided with a first inserted bar that runs through the rectangle slip shell bottom, the equal fixedly connected with in every vertical slider upper end runs through a pull rod at rectangle slip shell top, and fixedly connected with lifting rod between two pull rods, the outside of every pull rod is located the inside spring that has all cup jointed of rectangle slip shell, the inboard bottom face rear portion welding of sliding plate has supplementary holding rod.

Furthermore, when the X-axis direction adjusting part is in a fixed state on the upper end face of the mounting seat, the two first inserting rods are respectively inserted into two of the first adjusting inserting holes on the mounting seat.

Furthermore, the Y-axis direction adjusting part comprises a sliding block, a rectangular sliding barrel, a driving sliding block, a second insertion rod and an auxiliary rod, the sliding block is connected to the two sliding guide rods on the inner side of the sliding plate in a sliding mode, the rectangular sliding barrel is fixedly installed in the middle of the front end face of the sliding block, the driving sliding block is connected to the inside of the rectangular sliding barrel in a sliding mode, and the second insertion rod penetrating through the bottom of the rectangular sliding barrel is arranged at the lower end of the driving sliding block; a T-shaped pull rod penetrating through the top of the rectangular sliding barrel is arranged at the upper end of the driving sliding block, and a spring is sleeved inside the rectangular sliding barrel outside the T-shaped pull rod; the upper part of the rectangular sliding cylinder is welded with an auxiliary rod, and the auxiliary rod is of an Contraband-shaped rod-shaped structure.

Furthermore, when the Y-axis direction adjusting part is in a fixed state at the upper part of the X-axis direction adjusting part, the lower end of the second plug rod is plugged with one of the second adjusting jacks on the plug board.

Furthermore, the fastening mechanism comprises a fixed plate, vertical support plates, rotating shafts, clamping plates and a limiting gear, wherein the fixed plate is fixedly connected to the upper end face of the sliding block, the vertical support plates are welded on the left side and the right side of the upper end face of the fixed plate, the rotating shafts are rotatably connected between the two vertical support plates, two reverse threads are symmetrically arranged on the outer portion of each rotating shaft in a left-right mode, the two clamping plates are connected to the outer portion of each rotating shaft through the two reverse threads, and a mold is clamped between the two clamping plates; and two ends of the outside of the rotating shaft are fixedly connected with a limiting gear.

Furthermore, the locking part comprises a sliding frame, a rectangular sliding block, a rotating rod, an L-shaped limiting block and a locking block, the sliding frame is fixedly arranged on the upper end face of the fixed plate, the rectangular sliding block is connected inside the sliding frame in a sliding mode, and the locking block penetrating through the rear side wall of the sliding frame is arranged at the rear end of the rectangular sliding block; the front end of the rectangular sliding block is provided with a guide rod penetrating through the front side wall of the sliding frame, and the outer part of the guide rod is positioned on the inner side of the sliding frame and is sleeved with a spring; a rotating rod is rotatably connected to one side face of the rectangular sliding block, and an L-shaped limiting block is welded to the lower portion of one side of the sliding frame.

Further, when the locking part is in a locking state, the rear end of the locking block is in close contact with the peripheral surface of the limiting gear.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through the cooperation of limit gear and locking portion, fix the mould centre gripping when two clamp plates, at this moment, because locking piece rear end and limit gear outer peripheral face in close contact with to make limit gear can not the antiport, thereby make the axis of rotation under the fastening state can not take place the pine phenomenon of taking off, thereby make two clamp plates add man-hour at the centre gripping mould more reliably, and then improved the fastness of this centre gripping fixing device when centre gripping mould.

2. Through the cooperation of X axle direction adjustment portion and Y axle direction adjustment portion, during the mould position control, at first will carry out the operation of holding to supplementary holding rod upper end position through manual with the lifting rod, then slide adjusting around carrying out the sliding plate through manual again, thereby make the front and back position of mould obtain adjusting, then, upwards carry through manual T type pull rod that will drive on the slider again, then through manual will drive the slider about the position adjust can, thereby make the effect position of mould obtain adjusting, and in the whole accommodation process, need not to dismantle the regulation, and need not to accomplish the regulation through rotating structures such as threaded rod, thereby it is more high-efficient, thereby convenience when the mould adjusting position on the lathe has been improved.

Drawings

Fig. 1 is a schematic view of a first view structure of the present invention.

Fig. 2 is a schematic view of a second viewing angle structure according to the present invention.

Fig. 3 is a schematic structural view of the X-axis direction adjusting portion of the present invention.

Fig. 4 is a schematic diagram of a partially enlarged structure at a in fig. 3 according to the present invention.

Fig. 5 is a schematic structural view of the sliding plate and the Y-axis direction adjusting part of the present invention.

Fig. 6 is a schematic structural view of the fastening mechanism of the present invention in a disassembled state.

Fig. 7 is a schematic structural view of the rotating lever and the locking portion of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a mounting seat; 101. mounting holes; 102. a first adjusting jack; 2. an X-axis direction adjusting part; 201. a sliding plate; 202. a rectangular slide case; 203. a vertical slide block; 204. lifting a pull rod; 205. an auxiliary holding rod; 206. a first plunger; 207. a plugboard; 3. a Y-axis direction adjusting part; 301. a slider; 302. a rectangular slide cylinder; 303. driving the sliding block; 304. a second plunger; 305. an auxiliary lever; 4. a fastening mechanism; 401. a fixing plate; 402. a vertical support plate; 403. a rotating shaft; 404. a clamping plate; 405. a limit gear; 5. a lock section; 501. a sliding frame; 502. a rectangular slider; 503. rotating the rod; 504. an L-shaped limiting block; 505. a locking block; 6. and (5) molding.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 7:

the utility model provides a fixing device for processing a mould, which comprises a mounting seat 1; the upper end surface of the mounting seat 1 is provided with two dovetail chutes in a left-right symmetrical shape, and the upper end surface of the mounting seat 1 is connected with an X-axis direction adjusting part 2 in a sliding way through the dovetail chutes; the X-axis direction adjusting part 2 is connected with a Y-axis direction adjusting part 3 in a sliding way, the top of the Y-axis direction adjusting part 3 is provided with a fastening mechanism 4, and two locking parts 5 are correspondingly and symmetrically arranged on the fastening mechanism 4; four corners of the upper end surface of the mounting seat 1 are respectively provided with a mounting hole 101, the mounting seat 1 is conveniently and fixedly mounted on a machine tool through bolts penetrating through the mounting holes 101 through the arrangement of the mounting holes 101, and the left side and the right side of the upper end surface of the mounting seat 1 are uniformly provided with first adjusting insertion holes 102; the fastening mechanism 4 holds a mold 6.

Referring to fig. 1, 3 and 4, the X-axis direction adjusting part 2 includes a sliding plate 201, a rectangular sliding shell 202, a vertical slider 203, a lifting rod 204, an auxiliary holding rod 205, a first inserting rod 206 and an inserting plate 207, the sliding plate 201 is an Contraband-shaped plate-shaped structure, two dovetail-shaped sliders are arranged on the bottom end surface of the sliding plate 201 in a left-right symmetrical manner, the two dovetail-shaped sliders are respectively slidably connected with two dovetail-shaped sliding grooves on the mounting base 1, two sliding guide rods are arranged on the inner side of the sliding plate 201, the inserting plate 207 is fixedly connected to the lower part of the front end surface of the sliding plate 201, and a second adjusting insertion hole is uniformly formed in the upper end surface of the inserting plate 207; the number of the rectangular sliding shells 202 is two, the two rectangular sliding shells 202 are fixedly connected to the rear sides of the left end face and the right end face of the sliding plate 201 respectively, a vertical sliding block 203 is connected to the inside of each rectangular sliding shell 202 in a sliding mode, a first inserting rod 206 penetrating through the bottom of each rectangular sliding shell 202 is arranged at the lower end of each vertical sliding block 203, a pull rod penetrating through the top of each rectangular sliding shell 202 is fixedly connected to the upper end of each vertical sliding block 203, a lifting rod 204 is fixedly connected between the two pull rods, a spring is sleeved inside each pull rod outside the rectangular sliding shell 202, and an auxiliary holding rod 205 is welded to the rear portion of the bottom end face of the inner side of the sliding plate 201; when the X-axis direction adjusting portion 2 is in a fixed state on the upper end surface of the mounting base 1, the two first inserting rods 206 are respectively inserted into the two first adjusting inserting holes 102 on the mounting base 1, and the setting of the X-axis direction adjusting portion 2 enables the mold 6 to be held by the lifting rod 204 to the upper end position of the auxiliary holding rod 205 when the front and rear direction positions are adjusted, and then the left and right positions of the mold 6 can be adjusted in a sliding manner through the sliding plate 201.

Referring to fig. 1 and 5, the Y-axis direction adjusting portion 3 includes a sliding block 301, a rectangular sliding barrel 302, a driving sliding block 303, a second insertion rod 304 and an auxiliary rod 305, the sliding block 301 is slidably connected to two sliding guide rods on the inner side of the sliding plate 201, the rectangular sliding barrel 302 is fixedly installed in the middle of the front end surface of the sliding block 301, the driving sliding block 303 is slidably connected inside the rectangular sliding barrel 302, and the second insertion rod 304 penetrating through the bottom of the rectangular sliding barrel 302 is arranged at the lower end of the driving sliding block 303; the upper end of the driving sliding block 303 is provided with a T-shaped pull rod penetrating through the top of the rectangular sliding barrel 302, and a spring is sleeved inside the rectangular sliding barrel 302 outside the T-shaped pull rod; the upper part of the rectangular sliding barrel 302 is welded with an auxiliary rod 305, and the auxiliary rod 305 is in an Contraband-shaped rod-shaped structure; when the Y-axis direction adjusting part 3 is in a fixed state on the upper part of the X-axis direction adjusting part 2, the lower end of the second plug rod 304 is plugged with one of the second adjusting jacks on the plug board 207, and the Y-axis direction adjusting part 3 is arranged, so that when the left and right direction positions of the mold 6 are adjusted, the T-shaped pull rod on the driving slide block 303 is lifted upwards only by hand, and then the left and right positions of the mold 6 are adjusted by driving the slide block 303.

Referring to fig. 1 and 6, the fastening mechanism 4 includes a fixing plate 401, vertical support plates 402, a rotating shaft 403, clamping plates 404 and a limit gear 405, the fixing plate 401 is fixedly connected to the upper end surface of the sliding block 301, the vertical support plates 402 are welded to the left side and the right side of the upper end surface of the fixing plate 401, the rotating shaft 403 is rotatably connected between the two vertical support plates 402, two reverse threads are symmetrically arranged on the outer portion of the rotating shaft 403 in a left-right manner, the two clamping plates 404 are connected to the outer portion of the rotating shaft 403 through the two reverse threads, and the mold 6 is clamped between the two clamping plates 404; both ends of the outer part of the rotating shaft 403 are fixedly connected with a limit gear 405, and the rotating shaft 403 is arranged through a fastening mechanism 4, so that the two clamping plates 404 move towards opposite directions simultaneously under the action of two reverse threads through anticlockwise rotation of the rotating shaft 403, and the mold 6 can be clamped and fixed through the two clamping plates 404.

Referring to fig. 6 and 7, the locking portion 5 includes a sliding frame 501, a rectangular slider 502, a rotating rod 503, an L-shaped stopper 504 and a locking block 505, the sliding frame 501 is fixedly mounted on the upper end surface of the fixing plate 401, the rectangular slider 502 is slidably connected inside the sliding frame 501, and the locking block 505 penetrating through the rear side wall of the sliding frame 501 is arranged at the rear end of the rectangular slider 502; a guide rod penetrating through the front side wall of the sliding frame 501 is arranged at the front end of the rectangular sliding block 502, and a spring is sleeved outside the guide rod and positioned on the inner side of the sliding frame 501; a rotating rod 503 is rotatably connected to one side surface of the rectangular sliding block 502, and an L-shaped limiting block 504 is welded to the lower portion of one side of the sliding frame 501; when the locking portion 5 is in the locking state, the rear end of the locking block 505 is in close contact with the outer peripheral surface of the limit gear 405, and the rotation shaft 403 can be prevented from loosening due to the arrangement of the locking portion 5, so that the two clamping plates 404 are more reliable when the clamping die 6 is machined.

The specific use mode and function of the embodiment are as follows:

in the utility model, during the use, at first with mount pad 1 fixed mounting to the lathe, then with the mould 6 centre gripping of waiting to process fixed to fastening device 4, when fixed, place mould 6 between two clamp plates 404, then through anticlockwise rotation axis of rotation 403, make two clamp plates 404 begin to move to relative direction simultaneously under the outside reverse screw action of two places of axis of rotation 403, then hold mould 6 through two clamp plates 404 and fix, and at this moment, because lock piece 505 rear end and stop gear 405 outer peripheral face in close contact with, thereby make stop gear 405 can not counter-rotate, thereby make axis of rotation 403 under the fastening state can not take place the pine and take off the phenomenon;

when the position of the mold 6 needs to be adjusted, the lifting rod 204 is manually gripped to the upper end position of the auxiliary gripping rod 205, so that the lifting rod 204 drives the two vertical sliding blocks 203 to move upwards through the two pulling rods, and the two first insertion rods 206 are respectively pulled out from the two first adjusting insertion holes 102 on the mounting base 1, so that the sliding plate 201 loses the fixing effect on the upper part of the mounting base 1, then the sliding plate 201 is manually slid and adjusted forwards and backwards, so that the front and back positions of the mold 6 are adjusted, then the T-shaped pulling rod on the driving sliding block 303 is manually pulled upwards, so that the driving sliding block 303 drives the second insertion rod 304 to move upwards, so that the second insertion rod 304 is pulled out from the inside of the second adjusting insertion hole on the insertion plate 207, so that the sliding block 301 loses the limiting effect on the sliding plate 201, and then the left and right positions of the driving sliding block 303 are manually adjusted, so that the active position of the die 6 is adjusted.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. The utility model provides a fixing device is used in mould processing which characterized in that includes: a mounting seat (1); the upper end surface of the mounting seat (1) is provided with two dovetail-shaped sliding grooves in a bilateral symmetry manner, and the upper end surface of the mounting seat (1) is connected with an X-axis direction adjusting part (2) in a sliding manner through the dovetail-shaped sliding grooves; the X-axis direction adjusting part (2) is connected with a Y-axis direction adjusting part (3) in a sliding mode, a fastening mechanism (4) is arranged at the top of the Y-axis direction adjusting part (3), and two locking parts (5) are correspondingly and symmetrically arranged on the fastening mechanism (4); four corners of the upper end surface of the mounting seat (1) are respectively provided with a mounting hole (101), and the left side and the right side of the upper end surface of the mounting seat (1) are uniformly provided with first adjusting insertion holes (102); and a die (6) is clamped on the fastening mechanism (4).

2. The fixing device for mold processing according to claim 1, wherein: the X-axis direction adjusting part (2) comprises a sliding plate (201), a rectangular sliding shell (202), a vertical sliding block (203), a lifting rod (204), an auxiliary holding rod (205), a first inserting rod (206) and an inserting plate (207), wherein the bottom end surface of the sliding plate (201) is bilaterally symmetrical and is provided with two dovetail-shaped sliding blocks, the two dovetail-shaped sliding blocks are respectively connected with two dovetail-shaped sliding grooves in the mounting seat (1) in a sliding mode, the inner side of the sliding plate (201) is provided with two sliding guide rods, the lower portion of the front end surface of the sliding plate (201) is fixedly connected with the inserting plate (207), and the upper end surface of the inserting plate (207) is uniformly provided with second adjusting inserting holes; the quantity of the rectangle slip shell (202) is two, and two rectangle slip shells (202) are fixed connection respectively and are controlled both ends face rear side in sliding plate (201), every rectangle slip shell (202) inside equal sliding connection has a vertical slider (203), and every vertical slider (203) lower extreme all is provided with one first inserted bar (206) that runs through rectangle slip shell (202) bottom, every vertical slider (203) upper end equal fixed connection has a pull rod that runs through rectangle slip shell (202) top, and fixedly connected with lifting rod (204) between two pull rods, every pull rod outside is located the inside spring that has all cup jointed of rectangle slip shell (202), the inboard bottom face rear portion welding of sliding plate (201) has supplementary holding rod (205).

3. The fixing device for mold processing according to claim 2, wherein: when the X-axis direction adjusting part (2) is in a fixed state on the upper end face of the mounting seat (1), the two first inserting rods (206) are respectively inserted into two first adjusting inserting holes (102) in the mounting seat (1).

4. The fixing device for mold processing according to claim 2, wherein: the Y-axis direction adjusting part (3) comprises a sliding block (301), a rectangular sliding barrel (302), a driving sliding block (303), a second inserted rod (304) and an auxiliary rod (305), the sliding block (301) is connected to two sliding guide rods on the inner side of the sliding plate (201) in a sliding mode, the rectangular sliding barrel (302) is fixedly installed in the middle of the front end face of the sliding block (301), the driving sliding block (303) is connected to the inside of the rectangular sliding barrel (302) in a sliding mode, and the second inserted rod (304) penetrating through the bottom of the rectangular sliding barrel (302) is arranged at the lower end of the driving sliding block (303); a T-shaped pull rod penetrating through the top of the rectangular sliding barrel (302) is arranged at the upper end of the driving sliding block (303), and a spring is sleeved inside the rectangular sliding barrel (302) outside the T-shaped pull rod; an auxiliary rod (305) is welded at the upper part of the rectangular sliding barrel (302).

5. The fixing device for mold processing according to claim 4, wherein: when the Y-axis direction adjusting part (3) is in a fixed state at the upper part of the X-axis direction adjusting part (2), the lower end of the second plug rod (304) is plugged with one second adjusting jack on the plug board (207).

6. The fixing device for mold processing according to claim 4, wherein: the fastening mechanism (4) comprises a fixing plate (401), vertical support plates (402), a rotating shaft (403), clamping plates (404) and a limiting gear (405), the fixing plate (401) is fixedly connected to the upper end face of the sliding block (301), the vertical support plates (402) are welded to the left side and the right side of the upper end face of the fixing plate (401), the rotating shaft (403) is rotatably connected between the two vertical support plates (402), two reverse threads are symmetrically arranged on the outer portion of the rotating shaft (403) in a left-right mode, the two clamping plates (404) are connected to the outer portion of the rotating shaft (403) through the two reverse threads, and a mold (6) is clamped between the two clamping plates (404); and two ends of the outer part of the rotating shaft (403) are fixedly connected with a limit gear (405).

7. The fixing device for mold processing according to claim 6, wherein: the locking part (5) comprises a sliding frame (501), a rectangular sliding block (502), a rotating rod (503), an L-shaped limiting block (504) and a locking block (505), the sliding frame (501) is fixedly arranged on the upper end face of the fixing plate (401), the rectangular sliding block (502) is connected inside the sliding frame (501) in a sliding mode, and the locking block (505) penetrating through the rear side wall of the sliding frame (501) is arranged at the rear end of the rectangular sliding block (502); a guide rod penetrating through the front side wall of the sliding frame (501) is arranged at the front end of the rectangular sliding block (502), and a spring is sleeved outside the guide rod and positioned on the inner side of the sliding frame (501); one side of the rectangular sliding block (502) is rotatably connected with a rotating rod (503), and the lower part of one side of the sliding frame (501) is welded with an L-shaped limiting block (504).

8. The fixing device for mold processing according to claim 7, wherein: when the locking part (5) is in a locking state, the rear end of the locking block (505) is in close contact with the outer peripheral surface of the limiting gear (405).

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