CN209255715U - Rolling jig - Google Patents

Abstract

The utility model discloses a thread rolling fixture. The thread rolling fixture comprises a base plate, a guide rail mounted on the base plate, a sliding component slidably connected to the guide rail, a clamping component for clamping a product, and a driving component for driving the sliding component to slide, wherein the clamping component is movably connected to the sliding component so that the clamping component can swing along the sliding component. The thread rolling fixture of the utility model can automatically find the center, improve the processing quality and reduce safety hazards.

Description

Rolling jig

technical field

The utility model relates to the technical field of mechanical tooling, in particular to a rolling jig.

Background technique

Many parts in the mechanical field need to be machined with concave-convex structures, such as screw threads, which need to be rolled by a rolling machine. The thread rolling machine adopts two rollers to roll the thread structure. During the processing, the parts need to be clamped, and then the processing is realized through the rolling of the rolling teeth and the swing of the parts. At present, manual clamping and positioning are mostly used in the rolling process. First, the concentricity is difficult to guarantee, which affects the quality of the product; second, the working space is small, and manual operation is inconvenient, resulting in unstable processing quality and potential safety hazards.

Utility model content

Based on this, it is necessary for the utility model to provide a rolling jig that can automatically align the center, improve processing quality and reduce potential safety hazards.

In order to realize the purpose of the utility model, the utility model adopts the following technical solutions:

A thread rolling fixture, which includes a base plate, a guide rail mounted on the base plate, a sliding part slidably connected to the guide rail, a clamping part for clamping a product, and a driving part for driving the sliding part to slide, the The clamping part is movably connected to the sliding part, so that the clamping part can swing along the sliding part.

The above-mentioned rolling jig uses a swingable clamping part to clamp the product, and the clamping part is slidably installed on the guide rail. When the rolling equipment is turned on, the clamping part moves along the guide rail with the product to between the rolling equipment , during the closing process of the rolling gear of the rolling equipment, the product on the clamping part will automatically find the center and start rolling with the swing of the rolling gear, so as to ensure the concentricity of the product, improve the quality of the product, and automatically Clamping and rolling teeth do not require manual operation, which reduces potential safety hazards.

In some of these embodiments, there is a distance between the bottom of the clamping part and the top of the sliding part, an elastic member is provided between the bottom of the clamping part and the top of the sliding part, and the elastic member One end is connected to the clamping part, and the other end is connected to the sliding part.

In some of these embodiments, the number of the elastic members is two, and they are respectively installed at positions on opposite sides of the clamping part.

In some embodiments, the top of the sliding part protrudes upwards with a first connecting plate and a second connecting plate, the bottom of the clamping part is located between the first connecting plate and the second connecting plate, the The clamping part is movably connected with the first connecting plate and the second connecting plate through a plug connector.

In some of these embodiments, the sliding part includes a slider and a support plate connected to the top of the slider, and the top of the support plate protrudes upwards to provide the first connecting plate and the second connecting plate, and the mounting There is a distance between the bottom of the clamping part and the supporting plate, one end of the elastic member is connected to the clamping part, and the other end is connected to the supporting plate.

In some of these embodiments, the sliding part further includes a middle plate connected to the top of the support plate, the top of the middle plate protrudes upwards with the first connecting plate and the second connecting plate, and the clamping part There is a distance between the bottom of the center plate and the middle plate, the middle plate is provided with a perforation, one end of the elastic member is connected to the clamping part, and the other end is passed through the perforation and connected to the support plate.

In some of these embodiments, the sliding part further includes a middle plate connected to the top of the support plate, the middle plate has the first connecting plate and the second connecting plate, the bottom of the clamping part and the There is a distance between the middle plates, one end of the elastic member is connected to the clamping part, and the other end is connected to the middle plate.

In some of the embodiments, the driving component is a cylinder, and the piston rod of the cylinder is connected to the sliding component.

In some of these embodiments, a side of the clamping part near the top end is provided with a positioning post for penetrating into the product.

In some of these embodiments, the clamping part is provided with a retaining hole near the top, which is arranged in the same direction as the positioning post, and a retaining shaft is installed in the retaining hole, and the positioning post is installed on the positioning post. The end of the positioning shaft, the end of the positioning shaft away from the positioning column is provided with a limit block protruding from the positioning shaft, and the position where the outer wall of the positioning shaft intersects with the clamping part is installed There is a clamp.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the rolling fixture described in a preferred embodiment of the present invention;

Fig. 2 is a structural schematic diagram of another perspective of the rolling jig described in Fig. 1;

Fig. 3 is a schematic diagram of an exploded structure of the rolling jig described in Fig. 1;

Fig. 4 is a schematic structural view of the rolling fixture described in Fig. 1 being installed on the rolling equipment;

Fig. 5 is a schematic diagram of the overall structure of the rolling jig according to another preferred embodiment of the present invention.

Detailed ways

In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. Preferred embodiments of the utility model are provided in the accompanying drawings. However, the invention can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present utility model more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used in the description of the utility model herein is only for the purpose of describing specific embodiments, and is not intended to limit the utility model.

The utility model provides a tooth rolling fixture 100, which is used for clamping a product 70 requiring tooth rolling, and moves between the tooth rolling wheels 201 of the tooth rolling equipment 200 to perform tooth rolling processing.

Embodiment one

Please refer to Fig. 1, which is a rolling fixture 100 of a preferred embodiment of the present utility model, including a base plate 10, a guide rail 20 installed on the base plate 10, a sliding part 30 slidingly connected to the guide rail 20, and a clamping device for clamping products The part 40 and the drive part 50 that drives the sliding part 30 to slide, the clamping part 40 is movably connected to the sliding part 30 so that the clamping part 40 can swing along the sliding part 30 , and the product 70 that needs rolling is installed on the clamping part 40 . Please refer to Fig. 4, when the tooth rolling equipment is opened, the clamping part 40 moves along the guide rail 20 with the product to between the tooth rolling equipment 200, and the rolling tooth wheel 201 of the tooth rolling equipment 200 is in the process of closing, clamping The product 60 on the component 40 swings with the rolling wheel 201, automatically finds the center, and starts rolling to ensure the concentricity of the product and improve the quality of the product, and automatically clamps and rolls the tooth without manual operation, reducing potential safety hazards.

Referring to FIG. 1 , the bottom plate 10 is in the shape of a straight plate, which can be installed between the rolling wheels 201 of the tooth rolling equipment 200 through connecting pieces.

The guide rail 20 is installed on the base plate 10 , and a baffle plate 12 is provided at the end of the base plate 10 to prevent the sliding part 30 from sliding excessively on the guide rail 20 .

Referring to FIG. 1 and FIG. 2 , the sliding component 30 is slidably connected to the guide rail 20 . There is a distance between the bottom of the clamping part 40 and the top of the sliding part 30, an elastic member 60 is arranged between the bottom of the clamping part 40 and the top of the sliding part 30, one end of the elastic member 60 is connected to the clamping part 40, and the other One end is connected to the sliding part 30, so that under the elastic force of the elastic member 60, the clamping part 40 can swing, so that the product 70 on the clamping part 40 can automatically find the center.

The above-mentioned elastic member 60 can be a part with compression properties such as a spring, a shrapnel, and elastic colloid. In this embodiment, the elastic member 60 is a spring, and the number of springs is two, which are respectively connected to the rolling device 200 of the clamping part 40 opposite sides of each other, so that the clamping part 40 can swing toward the rolling device 200 .

Wherein, the connection mode between the clamping part 40 and the sliding part 30 is: the top of the sliding part 30 protrudes upwards with a first connecting plate 31 and a second connecting plate 32, and the bottom of the clamping part 40 is located between the first connecting plate 31 and the second connecting plate. Between the two connecting plates 32, the clamping part 40 is movably connected with the first connecting plate 31 and the second connecting plate 32 through a socket 33, so that the clamping part 40 can move along the first connecting plate under the action of elastic force. 31 and the second connecting plate 32 swing. The plug connector 33 is a smooth connecting piece such as a bolt or a shaft.

Please continue to refer to Fig. 1 and Fig. 2, wherein the sliding part 30 comprises a slider 34, a support plate 35 connected to the top of the slider 34 and an intermediate plate 36 connected to the top of the support plate 35, and the top of the intermediate plate 36 protrudes upwards with a There is a distance between the above-mentioned first connecting plate 31 and the second connecting plate 32, the bottom of the clamping part 40 and the position of the intermediate plate 36 where the first connecting plate 31 and the second connecting plate 32 are not provided. The intermediate plate 36 is provided with Perforation 37, one end of the elastic member 60 is connected to the bottom surface of the clamping part 40, and the other end is pierced with the above-mentioned perforation 37 and connected to the support plate 35. Such a structure makes the installation of the elastic member 60 more firm and can play its elastic role more stably.

The above-mentioned support plate 35 is a concave plate, and the driving part 50 is connected to the end of the support plate 35 to drive the entire sliding part 30 to move. In this embodiment, the driving component 50 is an air cylinder, and the piston rod of the air cylinder is connected to the end of the support plate 35 . Certainly, the driving component 50 may also be a hydraulic cylinder and other mobile driving components.

Referring to FIG. 1 to FIG. 3 , the clamping part 40 is in the shape of a cuboid as a whole. Further, there are protrusions 41 respectively extending from the bottom of the clamping part 40 toward opposite sides, so that the size of the bottom of the clamping part 40 is larger than the size of its waist, and two elastic members 60 are respectively connected to the bottoms of the protrusions 41 , so that the connection structure between the clamping component 40 and the elastic member 60 is more stable.

Referring to FIG. 3 , a side of the clamping part 40 near the top is provided with a positioning column 42 for penetrating into the product 70 , and the positioning column 42 positions the product 70 .

Further, the clamping part 40 is provided with a retaining hole 43 disposed in the same direction as the positioning post 42 near the top position, and a retaining shaft 44 is installed in the retaining hole 43, and the positioning post 42 is installed on the end of the retaining shaft 44. Different retaining shafts 44 have positioning columns 42 of different sizes, so that the retaining shafts 44 can be directly replaced according to different product specifications, and can correspond to different products without replacing the entire clamping part 40.

Please refer to Fig. 1, in order to make the retaining shaft 44 more firmly installed in the retaining hole 43, the end of the retaining shaft 44 away from the positioning post 42 is provided with a limit block 45 protruding from the retaining shaft 44, please refer to Fig. 2. A clamp 46 is installed at the position where the outer wall of the retaining shaft 44 intersects with the clamping component 40 .

Please refer to FIG. 3 , further, an anti-slip hoop 47 is provided on the outer wall of the retaining shaft 44 in the retaining hole 43 , so that the retaining shaft 44 can be stabilized and reinforced.

It can be understood that the above-mentioned retaining shaft 44 can be directly connected to the side of the clamping component 40 through a connecting piece, and when replacement is required, the retaining shaft 44 can be removed.

Please refer to FIG. 4 , when the above-mentioned tooth rolling fixture 100 is working, when the tooth rolling equipment 200 is turned on, the driving part 50 is started, and the driving part 50 pushes the clamping part 40 to move toward the rolling wheel 201 of the tooth rolling equipment 200, and as the rolling During the closing process of the roller cone, the product 70 on the clamping part 40 swings with the roller roller 201, automatically finds the center, and starts rolling. The clamping part 40 resets and waits for the next processing. The product 70 can flexibly match the rolling wheel 201 during the rolling process.

Embodiment two

Please refer to Fig. 5, the difference between this embodiment and the first embodiment is that the sliding part 30 includes a slider 34 and a support plate 35 connecting the top of the slider 34, and the top of the support plate 35 protrudes upwards with a first connecting plate 31 and the second connecting plate 32, there is a distance between the bottom of the clamping part 40 and the position where the first connecting plate 31 and the second connecting plate 32 are not provided on the support plate 35, one end of the elastic member 60 is connected to the clamping part 40, and the other One end is connected to the support plate 35 .

Embodiment three

The difference between this embodiment and the first embodiment is that no perforation 37 is formed on the middle plate 36 , one end of the elastic member 60 is connected to the bottom surface of the clamping part 40 , and the other end is connected to the top surface of the middle plate 36 .

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (9)

1. A thread rolling fixture, characterized in that: it comprises a base plate, a guide rail installed on the base plate, a sliding part slidingly connected to the guide rail, a driving part for driving the sliding part of the sliding part, and a device for clamping the product. a clamping part, the clamping part is movably connected to the sliding part, so that the clamping part can swing along the sliding part; There is a distance between the bottom of the clamping part and the top of the sliding part, an elastic member is provided between the bottom of the clamping part and the top of the sliding part, and one end of the elastic member is connected to the device clip part, and the other end is connected to the sliding part. 2 . The rolling jig according to claim 1 , wherein there are two elastic members, which are respectively mounted on opposite sides of the clamping member. 3 . 3. The rolling jig according to claim 1, characterized in that: a first connecting plate and a second connecting plate protrude upward from the top of the sliding part, and the bottom of the clamping part is located at the first connecting plate Between the board and the second connecting board, the clamping part is movably connected with the first connecting board and the second connecting board through a socket. 4. The rolling jig according to claim 3, characterized in that: the sliding part comprises a slider and a support plate connected to the top of the slider, and the top of the support plate protrudes upwards with the first There is a distance between the connecting plate and the second connecting plate, the bottom of the clamping part and the supporting plate, one end of the elastic member is connected to the clamping part, and the other end is connected to the supporting plate. 5. The rolling jig according to claim 4, wherein the sliding part further comprises a middle plate connected to the top of the support plate, and the top of the middle plate protrudes upwards to provide the first connecting plate and the second connecting plate, there is a distance between the bottom of the clamping part and the middle plate, the middle plate is provided with a perforation, one end of the elastic member is connected to the clamping part, and the other end is passed through the middle plate. the perforation and connect the support plate. 6. The thread rolling jig according to claim 4, wherein the sliding part further comprises a middle plate connected to the top of the support plate, the middle plate has the first connecting plate and the second connecting plate , there is a distance between the bottom of the clamping part and the middle plate, one end of the elastic member is connected to the clamping part, and the other end is connected to the middle plate. 7. The thread rolling jig according to any one of claims 1-6, characterized in that: the driving part is an air cylinder, and the piston rod of the air cylinder is connected to the sliding part. 8. The thread rolling jig according to any one of claims 1-6, characterized in that: a side of the clamping part close to the top end is provided with a positioning post for penetrating into the product. 9. The rolling jig according to claim 8, characterized in that: the clamping part is provided with a retaining hole in the same direction as the positioning column near the top, and a retaining hole is installed in the retaining hole. shaft, the positioning post is mounted on the end of the retention shaft, and the end of the retention shaft away from the positioning post is provided with a limit block protruding from the retention shaft, and the retention shaft A hoop is installed at the intersection of the outer wall and the clamping part.