CN219378900U

CN219378900U - Mould for machining precise piece of drawing rack gear

Info

Publication number: CN219378900U
Application number: CN202320810244.0U
Authority: CN
Inventors: 刘兴龙; 沈金; 上官燕芬
Original assignee: Changzhou Luohe Precision Machinery Co ltd
Current assignee: Changzhou Luohe Precision Machinery Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-07-21
Anticipated expiration: 2033-04-13

Abstract

The utility model is suitable for gear production and related equipment, and provides a die for machining a precision part of a drawing frame gear, which comprises a base, wherein limit rods are arranged at four corners of the upper surface of the base, a lower die holder is arranged at the center of the upper surface of the base, grooves are formed in two sides of the upper surface of the lower die holder, limit components are arranged in the grooves, and an adjusting component is arranged in the lower die holder; and the shape and the size of the central through hole of the gear and the height of the gear cannot be changed mostly, so that the problem of small application range is solved, the mold core is convenient for workers to install, disassemble and replace quickly, the mold core is suitable for casting gears with different heights, and the shape and the size of the through hole inside the gear can be changed.

Description

Mould for machining precise piece of drawing rack gear

Technical Field

The utility model relates to the technical field of gear production and related equipment thereof, in particular to a die for machining a precision part of a drawing frame gear.

Background

With the development of society and science and technology, equipment in various fields is greatly improved, various large-scale equipment is often used in mechanical production, the equipment is matched with small parts in the interior to work, a gear is one of the small parts, an effective transmission effect can be achieved, and the gear needs to be cast into one piece by a die in production.

At present, although the processing efficiency of the processing production is improved by the die for processing the precise drawing rack gear piece on the market, the mounting and dismounting steps of the internal die core are complicated and complicated when the die is used, and the die is inconvenient for workers to rapidly mount, dismount and replace, so that the working efficiency is low; and the shape and size of the central through hole of the gear and the height of the gear are mostly unable to be changed, so that the problem of smaller application range is caused.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the mould for processing the drawing frame gear precision piece, which is convenient for a worker to rapidly install, detach and replace the mould core, has high working efficiency, is suitable for casting gears with different heights, can be used for detachably replacing limit posts with different shapes and sizes, and can change the shape and the size of a through hole in the gear.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a take out mould for processing of frame gear precision piece, includes the base, and the gag lever post is all installed to four corners of the upper surface of base, and the die holder is installed to the upper surface central point of base, and the upper surface both sides of die holder all are provided with the recess, and the inside of recess is provided with spacing subassembly, and the inside of die holder is provided with adjusting part, and the gag lever post mainly plays spacing auxiliary slip's effect to the clamp plate, and the top of recess is provided with spacing hole, and one side runs through the inner wall of die holder.

The utility model is further provided with: the roof is installed on the top of gag lever post, and the outer cover of the outer wall of gag lever post is equipped with the clamp plate, and the bottom central point of clamp plate puts and is provided with the upper die base, and the upper die base gomphosis with the die holder is provided with the pouring gate on the upper die base, can set for the position according to the in-service use condition.

The utility model is further provided with: the upper side of the inner wall around the lower die holder is provided with a chute, the inside of the lower die holder is provided with a cooling pipe, and the cooling pipe can cool the cast inside to accelerate the casting forming speed.

The utility model is further provided with: the limiting component comprises a push block and a movable plate, and the bottom center position of the push block is connected with the movable plate through a connecting block.

The utility model is further provided with: the inside wall of movable plate is provided with the spring from front to back even interval, and the lateral wall central point of movable plate puts the welding and has the baffle, and the baffle runs through the through-hole on the terminal surface of fixed frame one side, and the size of movable plate is greater than the through-hole on the terminal surface of fixed frame, drives the movable plate and removes under the elastic performance effect of spring.

The utility model is further provided with: the adjusting component comprises an adjusting plate and an electric telescopic rod, the electric telescopic rod is arranged at the center position of the bottom of the adjusting plate, sliding blocks are welded at the center positions of the peripheral outer walls of the adjusting plate, clamping grooves are formed in the upper surface of the adjusting plate, the height position of the adjusting plate can be changed through the electric telescopic rod, the sliding blocks are located in sliding grooves, and the adjusting plate is mainly assisted to move.

The utility model is further provided with: the upper surface central point of regulating plate puts and is provided with the slot, and the inside bottom central point of slot is provided with the thread groove, and the internally mounted of thread groove has the threaded rod, and the external screw thread on the threaded rod outer wall is connected with the internal thread screw thread meshing on the thread groove inner wall.

The utility model is further provided with: the top welding of threaded rod has the spliced pole, and the top welding of spliced pole has spacing post, and the mold core has been placed to the upper surface of regulating plate, and the bottom of mold core is provided with the cardboard, and the spliced pole is located the slot, and the cardboard is located the draw-in groove.

The utility model has the advantages that: by arranging the limiting component, the limiting effect of the baffle plate on the mold core is conveniently and quickly realized or canceled by a worker under the action of the elastic performance of the internal spring, so that the mold core is convenient to be quickly installed, detached and replaced by the worker, the working efficiency is high, and the problems that the installation and detachment steps of the internal mold core are complicated and inconvenient for the worker to quickly install, detach and replace and the working efficiency is low when the existing mold for machining the rack gear precision part is used are solved; through setting up adjusting part, can change the high position of regulating plate under electric telescopic handle's flexible effect, be applicable to casting the gear of co-altitude not, and through under the connecting action of screw thread, can dismantle the spacing post of changing different shape sizes, can change the inside through-hole of gear shape and size, application scope is wide, has solved current drawing frame gear precision piece mould for processing when using, the shape and the size of gear center through-hole and the gear height can't change mostly, leads to the less problem of application scope.

Drawings

FIG. 1 is a schematic diagram of a mold for machining a precision part of a rack and pinion according to the present utility model;

FIG. 2 is a schematic view of a platen according to the present utility model;

FIG. 3 is a cross-sectional view of a lower die holder of the present utility model;

FIG. 4 is a schematic view illustrating the spacing assembly of the present utility model;

FIG. 5 is a schematic exploded view of the adjustment assembly of the present utility model;

in the figure: 1. a base; 101. a limit rod; 102. a top plate; 103. a pressing plate; 1031. an upper die holder; 2. a lower die holder; 201. a chute; 202. a cooling tube; 203. a groove; 3. a limit component; 301. a pushing block; 302. a moving plate; 303. a baffle; 304. a spring; 305. a fixed frame; 4. an adjustment assembly; 401. an adjusting plate; 4011. a slide block; 4012. a clamping groove; 402. a slot; 4021. a thread groove; 403. an electric telescopic rod; 404. a limit column; 4041. inserting a column; 4042. a threaded rod; 405. a mold core; 4051. and (5) clamping plates.

Detailed Description

It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

Example 1

Referring to fig. 1-5, the present utility model provides the following technical solutions:

the utility model particularly relates to a take out mould for frame gear precision part processing, including base 1, gag lever post 101 is all installed to four corners of the upper surface of base 1, die holder 2 is installed to the upper surface central point of base 1, and the upper surface both sides of die holder 2 all are provided with recess 203, and the inside of recess 203 is provided with spacing subassembly 3, and the inside of die holder 2 is provided with adjusting part 4, and gag lever post 101 mainly plays spacing auxiliary slip's effect to clamp plate 103, and the top of recess 203 is provided with spacing hole, and one side runs through the inner wall of die holder 2.

Specifically, a top plate 102 is installed on the top end of the limiting rod 101, a pressing plate 103 is sleeved on the outer side of the outer wall of the limiting rod 101, an upper die holder 1031 is arranged at the bottom center position of the pressing plate 103, the upper die holder 1031 is embedded with a lower die holder 2, a pouring opening is formed in the upper die holder 1031, and the position can be set according to actual use conditions.

Specifically, the upper side of the inner wall around the lower die holder 2 is provided with a chute 201, the inside of the lower die holder 2 is provided with a cooling pipe 202, and the cooling pipe 202 can cool the cast in the lower die holder, so that the casting forming speed is increased.

Specifically, the limiting component 3 comprises a push block 301 and a moving plate 302, the bottom center position of the push block 301 is connected with the moving plate 302 through a connecting block, springs 304 are uniformly arranged on the inner side wall of the moving plate 302 at intervals from front to back, a baffle 303 is welded on the center position of the outer side wall of the moving plate 302, the baffle 303 penetrates through a through hole on one side end face of the fixed frame 305, the size of the moving plate 302 is larger than that of the through hole on the end face of the fixed frame 305, and the moving plate 302 is driven to move under the action of elastic performance of the springs 304.

Specifically, the adjusting component 4 includes adjusting plate 401 and electric telescopic rod 403, electric telescopic rod 403 is installed to the bottom central point of adjusting plate 401, slider 4011 has all been welded to the outer wall central point all around of adjusting plate 401, the upper surface of adjusting plate 401 is provided with draw-in groove 4012, can change the high position of adjusting plate 401 through electric telescopic rod 403, slider 4011 is located spout 201, mainly assist adjusting plate 401 to remove, the upper surface central point of adjusting plate 401 is provided with slot 402, the inside bottom central point of slot 402 is provided with thread groove 4021, internally mounted in thread groove 4021 has threaded rod 4042, external screw thread on the outer wall of threaded rod 4042 and the internal screw thread meshing connection on the inner wall of thread groove 4021, insert 4041 has been welded on the top of threaded rod 4041, insert 4041's top welding has spacing post 404, the upper surface of adjusting plate 401 has placed mold core 405, the bottom of mold core 405 is provided with cardboard 4051, insert 4041 is located slot 402, cardboard 4051 is located the draw-in groove 4012.

The utility model provides a die for machining a precision part of a drawing frame gear. The working principle of the device is as follows: when a worker uses the die core 405, firstly, the die core 405 to be used is placed in the lower die holder 2, firstly, the push blocks 301 at the two sides are pushed outwards, the push blocks 301 are forced to drive the movable plate 302 to move through the connecting blocks, the movable plate 302 moves to drive the baffle 303 to move into the groove 203 and squeeze the spring 304, then the die core 405 is placed on the surface of the adjusting plate 401, at the moment, the movable plate 302 is rebounded to an initial position under the elastic performance of the spring 304, the baffle 303 is moved out to play a limiting role on the die core 405, then the clamping plate 4051 on the die core 405 is clamped into the clamping groove 4012 on the adjusting plate 401, then the electric telescopic rod 403 is started, the telescopic end of the electric telescopic rod 403 extends to push the adjusting plate 401, the adjusting plate 401 slides under the auxiliary action of the sliding block 4011 and the sliding groove 201, and the adjusting plate 401 is moved to a proper height position, then, the pressing plate 103 is pushed by an external hydraulic device, so that the upper die holder 1031 below the pressing plate 103 is clamped with the lower die holder 2, then, casting is carried out in the die through an injection molding opening on the upper die holder 1031, when the die core 405 for casting gears needs to be replaced, the operation is repeated, the limit effect of the baffle 303 on the die core 405 is firstly canceled, then, the die core 405 is taken out and replaced, when the shape of a through hole in the center of the gears needs to be replaced, the limit column 404 is rotated, the limit column 404 is forced to rotate to drive the insert column 4041 and the threaded rod 4042 to rotate, external threads on the outer wall of the threaded rod 4042 are in threaded engagement with internal threads on the inner wall of the threaded groove 4021, further, the threaded rod 4042 can be screwed out of the slot 402 while rotating, then, different limit columns 404 can be replaced, and in the casting process can be continuously cooled through the cooling tube 202, and molding is accelerated.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a take out frame gear precision part mould for processing, includes base (1), its characterized in that: the novel die comprises a base (1), wherein limit rods (101) are arranged at four corners of the upper surface of the base (1), a lower die holder (2) is arranged at the center of the upper surface of the base (1), grooves (203) are formed in two sides of the upper surface of the lower die holder (2), limit components (3) are arranged in the grooves (203), and adjusting components (4) are arranged in the lower die holder (2).

2. The drawing frame gear precision piece processing mold according to claim 1, wherein: the top of gag lever post (101) is installed roof (102), the outer cover of outer wall of gag lever post (101) is equipped with clamp plate (103), the bottom central point of clamp plate (103) puts and is provided with upper die base (1031).

3. The drawing frame gear precision piece processing mold according to claim 1, wherein: the upper part of the inner wall around the lower die holder (2) is provided with a chute (201), and the inside of the lower die holder (2) is provided with a cooling pipe (202).

4. The drawing frame gear precision piece processing mold according to claim 1, wherein: the limiting assembly (3) comprises a push block (301) and a moving plate (302), and the bottom center position of the push block (301) is connected with the moving plate (302) through a connecting block.

5. The drawing frame gear precision part processing mold according to claim 4, wherein: the inner side wall of the movable plate (302) is uniformly provided with springs (304) at intervals from front to back, a baffle (303) is welded at the center of the outer side wall of the movable plate (302), and the baffle (303) penetrates through a through hole on one side end face of the fixed frame (305).

6. The drawing frame gear precision piece processing mold according to claim 1, wherein: the adjusting assembly (4) comprises an adjusting plate (401) and an electric telescopic rod (403), the electric telescopic rod (403) is arranged at the central position of the bottom of the adjusting plate (401), sliding blocks (4011) are welded at the central positions of the peripheral outer walls of the adjusting plate (401), and clamping grooves (4012) are formed in the upper surface of the adjusting plate (401).

7. The drawing frame gear precision part processing mold according to claim 6, wherein: the upper surface central point of regulating plate (401) puts and is provided with slot (402), the inside bottom central point of slot (402) is provided with thread groove (4021), the internally mounted of thread groove (4021) has threaded rod (4042).

8. The drawing frame gear precision part processing mold according to claim 7, wherein: the top welding of threaded rod (4042) has spliced pole (4041), the top welding of spliced pole (4041) has spacing post (404), core (405) have been placed to the upper surface of regulating plate (401), the bottom of core (405) is provided with cardboard (4051).