CN219900507U

CN219900507U - Hole chamfering device

Info

Publication number: CN219900507U
Application number: CN202321341584.XU
Authority: CN
Inventors: 邹刚
Original assignee: Xi'an Jianyang Electromechanical Equipment Co ltd
Current assignee: Xi'an Jianyang Electromechanical Equipment Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-10-27
Anticipated expiration: 2033-05-30

Abstract

The utility model discloses a hole chamfering device, which comprises a workbench, wherein a scrap collecting device is arranged below the workbench, a positioning device is arranged on the upper surface of the workbench, a die is arranged on the upper surface of the workbench, the positioning device comprises a pressing plate, the upper end of the inner surface of the pressing plate is rotationally connected with a rotating rod, one end of the rotating rod, which is far away from the pressing plate, is fixedly connected with a rotating shaft, and the outer surface of the rotating shaft is rotationally connected with the workbench.

Description

Hole chamfering device

Technical Field

The utility model relates to the technical field of mold processing, in particular to a hole chamfering device.

Background

The mold mainly refers to a device capable of manufacturing a molded object through injection molding, die casting, extrusion and other processes, and the shape and properties of the object produced by the mold processing are different because the shapes and materials of the interior of different molds are different.

In the prior art, the internal liquid is often required to be shaped by clamping the upper die and the lower die, so that through holes reserved for guide posts and bolts are often reserved on the upper surface of the lower die, and the lower die is assembled with the upper die and the lower die.

However, in the actual use process, because the shapes of different dies are different, people often need to start a motor to drive a clamp to move to fix the position of the die before chamfering the die, so that the cost in the chamfering process is high, and meanwhile, when round holes in the die are chamfered, a certain amount of metal scraps are often left on the surface of a workbench, so that the attractiveness of the workbench is influenced, and meanwhile, the normal operation of other workpieces in the workbench is also easily influenced by the metal scraps.

Disclosure of Invention

The utility model mainly aims to provide a hole chamfering device, which solves the problem that people in the background art often need to start a motor to drive a clamp to move to fix the position of the clamp before chamfering the die, so that the cost in the chamfering process is higher.

In order to achieve the above purpose, the hole chamfering device provided by the utility model comprises a workbench, wherein a scrap collecting device is arranged below the workbench, a positioning device is arranged on the upper surface of the workbench, and a die is arranged on the upper surface of the workbench;

the locating device comprises a pressing plate, the upper end of the inner surface of the pressing plate is rotationally connected with a rotating rod, one end of the rotating rod, far away from the pressing plate, is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is rotationally connected with a workbench, the outer surface of the rotating shaft is fixedly connected with a pressing rod, one end of the pressing rod, far away from the rotating shaft, is rotationally connected with a rotary drum, the upper surface of the rotary drum is contacted with a bearing plate, and the outer surface of the bearing plate is in sliding connection with the workbench.

Preferably, a rectangular chute is formed in the center of the inner surface of the workbench, and a circular groove is formed in the upper surface of the die.

Preferably, a rubber pad is arranged on the outer surface of the pressing plate, a through hole penetrating through the pressing plate is formed in the center of the upper end of the rotating rod, and a workbench is elastically connected to the outer surface of the rotating shaft through a spiral spring.

Preferably, the two groups of pressing rods and the two groups of rotating rods are symmetrically distributed by taking the central line of the rotating shaft as a symmetrical axis.

Preferably, a shaft is arranged at the center of the inner surface of the rotary drum, inclined planes are arranged on two sides of the lower surface of the bearing plate, and the lower surface of the bearing plate is elastically connected with the workbench through a spring.

Preferably, the sweeps collecting device comprises a collecting plate, the lower surface of the collecting plate is fixedly connected with the workbench, and a plurality of groups of through holes penetrating through the collecting plate are formed in the center of the inner surface of the collecting plate.

Preferably, the inside of collecting plate has the waste bin through pipeline intercommunication, the surface of waste bin articulates there is the hatch door, the through-hole that runs through has been seted up to the upper surface of waste bin.

Preferably, the upper surface fixedly connected with fan of waste bin, the internal surface upper end fixedly connected with sieve of waste bin, the sieve sets up to the shape of falling round platform.

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

(1) When the hole chamfering device is used, a die waiting to be machined is required to be placed on the upper surface of the bearing plate, the bearing plate can squeeze the lower spring to move downwards due to the weight increase of the upper part, meanwhile, the bearing plate can drive the pressing plate at the end of the bearing plate to move towards the die continuously through transmission in the downward movement process of the bearing plate, the die is clamped through the rubber pad on the outer surface of the bearing plate, and the stability of the bearing plate in the chamfering process of the die is guaranteed.

(2) When the hole chamfering device is used, metal scraps can continuously fall to the upper surface of the workbench, the fan can be started to continuously suck out air in the waste bin, a certain negative pressure is generated in the waste bin, a certain negative pressure is also generated at the collecting plate connected with the waste bin through the pipeline, the metal scraps on the surface of the workbench can be absorbed into the waste bin through the negative pressure suction, and meanwhile, due to the blocking of the sieve plate, the scraps cannot enter the fan to affect the work of the fan.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

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

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

fig. 3 is a schematic cross-sectional structure of the scrap collecting apparatus of the present utility model.

In the figure: 1. a work table; 2. a positioning device; 3. a scrap collecting device; 4. a mold; 201. a pressing plate; 202. a rotating rod; 203. a rotating shaft; 204. a compression bar; 205. a bearing plate; 206. a rotating drum; 301. a cabin door; 302. a blower; 303. a waste bin; 304. a sieve plate; 305. and a collection plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only 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 utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the hole chamfering device comprises a workbench 1, a scrap collecting device 3 is arranged below the workbench 1, a positioning device 2 is arranged on the upper surface of the workbench 1, and a die 4 is arranged on the upper surface of the workbench 1;

the positioning device 2 comprises a pressing plate 201, the upper end of the inner surface of the pressing plate 201 is rotationally connected with a rotating rod 202, one end of the rotating rod 202 away from the pressing plate 201 is fixedly connected with a rotating shaft 203, the outer surface of the rotating shaft 203 is rotationally connected with a workbench 1, the outer surface of the rotating shaft 203 is fixedly connected with a pressing rod 204, one end of the pressing rod 204 away from the rotating shaft 203 is rotationally connected with a rotating drum 206, the upper surface of the rotating drum 206 is in contact with a bearing plate 205, and the outer surface of the bearing plate 205 is in sliding connection with the workbench 1.

In the embodiment of the utility model, a rectangular sliding groove is formed in the center of the inner surface of the workbench 1, so that the bearing plate 205 can continuously move downwards due to gravity when the pressure above is increased, a circular groove is formed in the upper surface of the die 4, a rubber pad is arranged on the outer surface of the pressing plate 201, so that the friction force between the pressing plate 201 and the die 4 is larger when the pressing plate 201 contacts the pressing plate, a through hole is formed in the center of the upper end of the rotating rod 202, two ends of a shaft at the upper end of the inner surface of the pressing plate 201 can be rotationally connected with the rotating rod 202, the workbench 1 is elastically connected to the outer surface of the rotating shaft 203 through a spiral spring, so that the spiral spring can drive the rotating shaft 203 to reset after the die 4 is taken out due to the elasticity of the spiral spring, two groups of pressing rods 204 and the rotating rod 202 are symmetrically distributed by taking the central line of the rotating shaft 203 as a symmetrical shaft, the shaft is arranged in the center of the inner surface of the rotating shaft 206, the lower surface of the supporting plate 205 is provided with inclined surfaces on both sides so that the supporting plate 205 can extrude the rotary drums 206 on both sides to rotate to both sides when moving downwards, the lower surface of the supporting plate 205 is elastically connected with the workbench 1 through a spring, the scrap collecting device 3 comprises a collecting plate 305, the lower surface of the collecting plate 305 is fixedly connected with the workbench 1, a plurality of groups of penetrating through holes are formed in the center of the inner surface of the collecting plate 305, the inside of the collecting plate 305 is communicated with the scrap bin 303 through pipelines, the outer surface of the scrap bin 303 is hinged with the cabin door 301, so that people can open the cabin door 301 to take out and recycle the scrap in the scrap bin 303, the penetrating through holes are formed in the upper surface of the scrap bin 303, the upper surface of the scrap bin 303 is fixedly connected with a fan 302, the fan 302 is an air extracting device in the prior art so that the inside the scrap bin 303 can be continuously extracted when the scrap bin operates, the upper end of the inner surface of the waste bin 303 is fixedly connected with a sieve plate 304, and the sieve plate 304 is in an inverted circular truncated cone shape, so that metal scraps entering the waste bin 303 can be prevented from entering the fan 302, and the normal operation of the fan is influenced.

When the die 4 waiting to be processed is placed on the upper surface of the supporting plate 205 during operation (or in use), the supporting plate 205 presses the lower springs to move downwards due to the weight increase of the upper part, meanwhile, the supporting plate 205 presses the rotary drums 206 on two sides in the downward movement process, so that the supporting plate can drive the pressing rods 204 to rotate, the pressing rods 204 drive the rotating shafts 203 to rotate, the rotating shafts 203 drive the rotating rods 202 to rotate in the rotation process, and the rotating rods 202 drive the pressing plates 201 at the end parts of the rotating rods to move towards the die 4 continuously, so that the dies 4 are clamped through rubber pads on the outer surfaces of the pressing plates, and the stability of the dies 4 is ensured during chamfering.

Meanwhile, when the external chamfering device is used for chamfering the die 4, metal scraps can continuously fall to the upper surface of the workbench 1, at the moment, the fan 302 can be started to continuously pump out air inside the waste bin 303, at the moment, certain negative pressure is generated inside the waste bin 303, and a certain degree of negative pressure is also generated at the collecting plate 305 connected with the waste bin 303 through a pipeline, so that the metal scraps on the surface of the workbench 1 can be absorbed into the waste bin 303 through negative pressure suction, and meanwhile, due to the blocking of the sieve plate 304, the scraps cannot enter the fan 302 to influence the work of the waste bin.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Hole chamfering device, including workstation (1), its characterized in that: a scrap collecting device (3) is arranged below the workbench (1), a positioning device (2) is arranged on the upper surface of the workbench (1), and a die (4) is arranged on the upper surface of the workbench (1);

the locating device (2) comprises a pressing plate (201), a rotating rod (202) is rotationally connected to the upper end of the inner surface of the pressing plate (201), a rotating shaft (203) is fixedly connected to one end of the rotating rod (202) away from the pressing plate (201), the outer surface of the rotating shaft (203) is rotationally connected with a workbench (1), a pressing rod (204) is fixedly connected to the outer surface of the rotating shaft (203), a rotating cylinder (206) is rotationally connected to one end of the pressing rod (204) away from the rotating shaft (203), a bearing plate (205) is contacted with the upper surface of the rotating cylinder (206), and the outer surface of the bearing plate (205) is in sliding connection with the workbench (1).

2. A hole chamfering apparatus as defined in claim 1, wherein: rectangular sliding grooves are formed in the center of the inner surface of the workbench (1), and circular grooves are formed in the upper surface of the die (4).

3. A hole chamfering apparatus as defined in claim 1, wherein: the outer surface of clamp plate (201) is provided with the rubber pad, the upper end center department of bull stick (202) is offered and is run through the through-hole, the surface of pivot (203) is connected with workstation (1) through spiral spring elasticity.

4. A hole chamfering apparatus as defined in claim 1, wherein: two groups of compression bars (204) and rotation bars (202) are arranged, and the two groups of compression bars (204) and rotation bars (202) are symmetrically distributed by taking the central line of the rotating shaft (203) as a symmetrical axis.

5. A hole chamfering apparatus as defined in claim 1, wherein: the center of the inner surface of the rotary drum (206) is provided with a shaft, two sides of the lower surface of the bearing plate (205) are provided with inclined planes, and the lower surface of the bearing plate (205) is elastically connected with the workbench (1) through a spring.

6. A hole chamfering apparatus as defined in claim 1, wherein: the sweeps collection device (3) comprises a collection plate (305), wherein the lower surface of the collection plate (305) is fixedly connected with the workbench (1), and a plurality of groups of through holes penetrating through the center of the inner surface of the collection plate (305) are formed.

7. A hole chamfering apparatus as defined in claim 6, wherein: the inside of collecting plate (305) is through pipeline intercommunication there being waste bin (303), the surface of waste bin (303) articulates there is hatch door (301), the through-hole that runs through is seted up to the upper surface of waste bin (303).

8. A hole chamfering apparatus as defined in claim 7, wherein: the upper surface fixedly connected with fan (302) of waste bin (303), the internal surface upper end fixedly connected with sieve (304) of waste bin (303), sieve (304) set up to the shape of falling round platform.