CN217667850U

CN217667850U - Wide-range clamping transition device suitable for special cylindrical chuck

Info

Publication number: CN217667850U
Application number: CN202221466613.0U
Authority: CN
Inventors: 陈广福; 郑学科; 郑诗科
Original assignee: Shandong Haili Transmission Machinery Manufacturing Co ltd
Current assignee: Shandong Haili Transmission Machinery Manufacturing Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-28
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a wide-range clamping transition device suitable for a special cylindrical chuck, which relates to the field of cutter chucks and comprises a cylindrical chuck, a clamping transition device, a petal-shaped clamping unit, a clamping fixed block, a clamping connecting block, a clamping hole and a connecting hole; the clamping transition device is composed of a plurality of petal-shaped clamping units, the petal-shaped clamping units are arranged along the inner cavity of the clamping hole in a surrounding mode, each petal-shaped clamping unit comprises a clamping fixed block and a clamping connecting block, the outer side face of each clamping fixed block is attached to the inner cavity of the clamping hole, the connecting hole is formed in each clamping connecting block, and each clamping connecting block is connected with the end portion of the cylindrical chuck through the connecting hole in a screw mode; a tool to be clamped is arranged in an inner cavity formed by the inner side surface of the clamping fixed block; the problem that the clamping range of the cylindrical chuck is small is solved, and the clamping range of the cylindrical chuck is expanded, so that the cylindrical chuck can meet the requirements of various working conditions.

Description

Wide-range clamping transition device suitable for special cylindrical chuck

Technical Field

The utility model belongs to the technical field of the cutter chuck and specifically relates to a wide range centre gripping transition device suitable for special cylindric type chuck is related to.

Background

The cylindrical chuck is widely applied to processing in various industries, and has the advantages of high clamping precision and simple adjustment and use. The cylindrical chuck is used for clamping an object to be fixed by adopting the principle of small amount of elastic deformation.

The characteristic that the clamping range cannot be too large is fixed from the principle because a small amount of elastic deformation is adopted. For some applications using a special cartridge type chuck, when the clamping range needs to be changed, the conventional method is to manufacture the cartridge type chuck with many sizes. However, the special cylindrical chuck has a long manufacturing period and often cannot meet the requirement of instantaneous change in the market; meanwhile, the special cylindrical chuck is complex in manufacturing process and high in price, and the enterprise requirement cost is increased.

SUMMERY OF THE UTILITY MODEL

Thereby it is little, the preparation cycle is long, the process is complicated and the problem that can not satisfy the market demand with high price in order to solve above special cylindric chuck centre gripping scope, the utility model provides a wide range centre gripping transition device suitable for special cylindric class chuck has changed the centre gripping scope of cylindric class chuck, simple structure, adjustment convenient to use, processing cycle are short, simple manufacture, with low costs, can satisfy the demand of different operating modes.

The technical problem of the utility model is realized through following scheme: a wide-range clamping transition device suitable for a special cylindrical chuck comprises a cylindrical chuck, wherein a clamping hole is formed in the cylindrical chuck; the clamping transition device is connected with an inner cavity of the clamping hole in an embedded mode, the connecting hole is formed in the clamping transition device, and the clamping transition device is fixedly connected with the cylindrical chuck through the connecting hole.

Through above technical scheme with centre gripping transition device and cylindric chuck fixed connection to reach the centre gripping scope that changes the cylindric chuck through centre gripping transition device, make the cylindric chuck can be applicable to multiple different operating mode demands.

Preferably, the centre gripping transition device comprises a plurality of lamella form centre gripping units, lamella form centre gripping unit encircles the setting along the inner chamber in centre gripping hole, the quantity of lamella form centre gripping unit is not less than 3.

Preferably, it is single petal form centre gripping unit includes centre gripping fixed block and centre gripping connecting block, centre gripping fixed block lateral surface and the inner chamber laminating in centre gripping hole, the connecting hole sets up on the centre gripping connecting block, the centre gripping connecting block passes through connecting hole and cylindric chuck end screw connection.

Preferably, a tool to be clamped is arranged in an inner cavity formed by the inner side surface of the clamping fixing block, and the tool to be clamped is in clearance fit with the inner cavity.

Through above technical scheme, a plurality of lamella form clamping unit constitutes centre gripping transition device, every lamella form clamping unit comprises two parts, centre gripping fixed block and centre gripping connecting block, the laminating of centre gripping fixed block lateral surface and the centre gripping hole of cylindric chuck, realize fixing between clamping device and the cylindric chuck, the connecting hole has been seted up on the centre gripping connecting block, the connecting hole supplies the screw through realizing being connected between clamping device and the cylindric chuck, the inner chamber liam that a plurality of centre gripping fixed block medial surface formed is equipped with treats press from both sides the cutter, play the location and the tight function of clamp to the cutter.

Preferably, the clamping transition device comprises an embedding part and a connecting part, the embedding part is embedded and connected with an inner cavity of the clamping hole, the connecting hole is formed in the connecting part, and the connecting part is fixedly connected with the end part of the cylindrical chuck through the connecting hole.

Preferably, the middle parts of the embedding part and the connecting part are provided with embedding cavities, cutters to be clamped are installed in the embedding cavities, and the cutters to be clamped are in clearance fit with the embedding cavities.

To sum up, the utility model discloses following beneficial effect has:

1. the utility model changes the size of the clamping hole of the cylindrical chuck by arranging the clamping transition device around the inner cavity of the cylindrical chuck, and attaching the outer side surface of the clamping transition device to the inner cavity of the clamping hole, thereby adapting to the cutters to be clamped with different size requirements; the clamping transition device solves the problem that the cylindrical chucks can only be replaced when the tools to be clamped with different sizes are suitable, the same cylindrical chuck can clamp the tools to be clamped with different sizes after the clamping transition device is used, and the cost of enterprises can be saved by effectively reducing expenditure.

2. The utility model discloses a different quantity that lamella form centre gripping unit set up satisfies not unidimensional centre gripping demand, and lamella form centre gripping unit quantity is not less than 3, can guarantee centre gripping transition device and cylindric chuck and added the stability of holding between the cutter.

Drawings

FIG. 1 is a structural diagram of a single petal-shaped clamping unit of the present invention;

FIG. 2 is a structural diagram of the clamping transition device of the present invention;

FIG. 3 is a structural diagram of the clamping transition device of the present invention after being connected with the cylindrical chuck;

FIG. 4 is a schematic view of the clamping transition device of the present invention after being connected to the barrel chuck;

fig. 5 is a schematic diagram of the petal-shaped clamping unit of the present invention after being connected with the cylindrical chuck.

Description of reference numerals:

1. a cylindrical collet; 2. clamping the transition device; 21. a petal-shaped clamping unit; 211. clamping a fixed block; 212. clamping a connecting block; 22. a fitting portion; 23. a connecting portion; 3. a clamping hole; 4. and connecting the holes.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure. The present invention is described in further detail below with reference to fig. 1-5.

Example 1:

the utility model discloses a wide-range clamping transition device suitable for a special cylindrical chuck, as shown in figures 1 and 5; the clamp comprises a cylindrical clamp head 1, wherein a clamping hole 3 is formed in the cylindrical clamp head 1; the clamping transition device 2 is connected with an inner cavity of the clamping hole 3 in an embedded mode, the connecting hole 4 is formed in the clamping transition device 2, and the clamping transition device 2 is fixedly connected with the cylindrical chuck 1 through the connecting hole 4; can realize through centre gripping transition device 2 to the not held object of unidimensional demand, use same cylindric chuck 1 cooperation centre gripping transition device 2 to carry out the centre gripping, changed the centre gripping scope, effectively solve 1 centre gripping scopes of cylindric chuck little, can only make the problem of cylindric chuck 1 of many dimensions to different demands.

As shown in fig. 1, the clamping transition device 2 is composed of a plurality of petal-shaped clamping units 21, the number of the petal-shaped clamping units 21 is determined according to the clamping range to be changed, the number of the petal-shaped clamping units 21 is not less than 3, and the fixation and the clamping stability of the petal-shaped clamping units are ensured; the petal-shaped clamping units 21 are arranged along the inner cavity of the clamping hole 3 in a surrounding way to form a clamping transition device 2; the single petal-shaped clamping unit 21 comprises a clamping fixing block 211 and a clamping connecting block 212, the clamping fixing block 211 and the clamping connecting block 212 are both arc-shaped plate-shaped structures, and the clamping fixing block 211 and the clamping connecting block 212 are a cast whole; the outer side surface of the clamping fixed block 211 is attached to the inner cavity of the clamping hole 3, and the clamping fixed block 211 is arranged in the clamping hole 3, so that the size of the original clamping hole 3 is changed, and a new clamping cavity is formed; fig. 5 is a schematic diagram of the petal-shaped clamping unit 21 after being matched with the cylindrical chuck 1; the connecting holes 4 are arranged on the clamping connecting block 212 in a surrounding mode, threaded holes are synchronously formed in the end face of the cylindrical chuck according to the positions of the connecting holes 4 in the clamping connecting block 212, the clamping connecting block 212 is attached to the end face of the cylindrical chuck 1, and the clamping connecting block 221 is in screw connection with the end portion of the cylindrical chuck 1 through the connecting holes 4.

The inner side surface of the clamping fixing block 211 surrounds to form an inner cavity, a tool to be clamped is installed in the inner cavity, the tool to be clamped is in clearance fit with the inner cavity, the diameter of the inner cavity formed by the inner side surface of the clamping fixing block 211 is an inner diameter, and the specific size of the inner diameter is 0.5-1mm larger than that of the tool to be clamped, so that the clamping is more firm due to the clearance fit with the tool to be clamped.

Example 2:

compared with embodiment 1, the present embodiment is technically characterized in that:

as shown in fig. 2, the clamping transition device includes an engaging portion 22 and a connecting portion 23, the engaging portion 22 is a cylindrical structure, the connecting portion 23 is a circular structure, and the two are integrated; the outer side surface of the embedding part 22 is attached to the inner wall of the clamping hole 3, the embedding part 22 is embedded and connected with the inner cavity of the clamping hole 3, the connecting hole 4 is arranged on the connecting part 23 in a surrounding mode, a threaded hole with the same position as the connecting hole 4 on the connecting part 23 is formed in the end face of the cylindrical chuck 1, and the connecting part 23 is fixedly connected with the end part of the cylindrical chuck 1 through the connecting hole 4; the clamping transition device 2 can realize clamping of the tools to be clamped according to different size requirements, the same cylindrical chuck 1 is matched with the clamping transition device 2 for clamping, the clamping range is changed, and the problems that the cylindrical chuck 1 is small in clamping range and only cylindrical chucks 1 with a plurality of size specifications can be manufactured according to different requirements are effectively solved; and the clamping transition device 2 only has two parts to form the adjusting and using device, thereby effectively reducing the enterprise requirement cost.

As shown in fig. 3-4, it is a schematic diagram and an architecture diagram of the barrel-shaped chuck 1 and the clamping transition device 2 after being matched, wherein a fitting cavity is formed in the middle of the fitting part 22 and the connecting part 23, a tool to be clamped is installed in the fitting cavity, the tool to be clamped is in clearance fit with the fitting cavity, the fitting cavity plays a role of clamping the tool to be clamped, and the size of the fitting cavity is 0.5-1mm larger than that of the tool to be clamped.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes to be applied in other fields, but all the technical matters of the present invention are not departed from the technical contents of the present invention, and any simple modification and equivalent changes made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A wide-range clamping transition device suitable for a special cylindrical chuck comprises a cylindrical chuck (1), wherein a clamping hole (3) is formed in the cylindrical chuck (1); the method is characterized in that: including centre gripping transition device (2) and connecting hole (4), centre gripping transition device (2) are connected with the inner chamber gomphosis of centre gripping hole (3), be provided with connecting hole (4) on centre gripping transition device (2), centre gripping transition device (2) pass through connecting hole (4) fixed connection with cylindric chuck (1).

2. A wide-range gripping transition device adapted for use with a special barrel-type collet as claimed in claim 1, wherein: centre gripping transition device (2) comprise a plurality of lamella form centre gripping units (21), lamella form centre gripping unit (21) encircle the setting along the inner chamber in centre gripping hole (3), the quantity of lamella form centre gripping unit (21) is not less than 3.

3. The wide-range clamping transition device suitable for the special barrel-type chuck as claimed in claim 2, wherein: singly lamella form centre gripping unit (21) is including centre gripping fixed block (211) and centre gripping connecting block (212), centre gripping fixed block (211) lateral surface is laminated with the inner chamber of centre gripping hole (3), connecting hole (4) set up on centre gripping connecting block (212), centre gripping connecting block (212) are through connecting hole (4) and cylindric chuck (1) tip screw connection.

4. A wide-range clamping transition device adapted for a special barrel-type collet as claimed in claim 3, wherein: an inner cavity formed by the inner side surface of the clamping fixing block (211) is internally provided with a tool to be clamped, and the tool to be clamped is in clearance fit with the inner cavity.

5. A wide-range gripping transition device adapted for use with a special barrel-type collet as claimed in claim 1, wherein: the clamping transition device (2) comprises an embedding part (22) and a connecting part (23), the embedding part (22) is embedded and connected with an inner cavity of the clamping hole (3), the connecting hole (4) is formed in the connecting part (23), and the connecting part (23) is fixedly connected with the end part of the cylindrical chuck (1) through the connecting hole (4).

6. A wide-range clamping transition device adapted for a special barrel-type collet as claimed in claim 5, wherein: the middle parts of the embedding part (22) and the connecting part (23) are provided with embedding cavities, cutters to be clamped are installed in the embedding cavities, and the cutters to be clamped are in clearance fit with the embedding cavities.