CN218656873U

CN218656873U - Anti-deformation clamping jig

Info

Publication number: CN218656873U
Application number: CN202223218694.5U
Authority: CN
Inventors: 杨旗钢
Original assignee: Shanghai Waterborne Semiconductor Technology Co ltd
Current assignee: Shanghai Waterborne Semiconductor Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-21
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to a shape clamping tool of preapring for an unfavorable turn of events, it includes tool body and installation piece, and the tool body has relative both ends, and the one end side of tool body is formed with the centre gripping region, and the centre gripping region is used for supplying lathe hydraulic pressure jack catch centre gripping, the other end and the installation piece fixed connection of tool body, the outline of installation piece and the interior profile looks adaptation of waiting to process the pipe, the installation piece is used for cup jointing in waiting to process the pipe inner chamber and wait to process the pipe with the fixing. This application has improved hydraulic pressure jack catch and has waited to process the problem that makes the pipe of waiting to process take place plastic deformation easily.

Description

Anti-deformation clamping jig

Technical Field

The invention relates to the field of machine tool machining, in particular to an anti-deformation clamping jig.

Background

In the prior art, a processing raw material is a pipe to be processed, and the pipe to be processed is provided with an inner cavity. When the pipe to be machined is machined, a clamping jig needs to be used, and the external profile shape of the clamping jig is matched with the profile of the inner cavity of the pipe to be machined. The pipe to be machined needs to be sleeved on the clamping jig to fix the pipe to be machined, then the pipe to be machined is clamped by the hydraulic clamping jaws of the machine tool, and finally the pipe to be machined is machined.

In view of the above-mentioned related art, the inventors found that, due to the large gripping force of the hydraulic jaws, the pipe to be processed is easily plastically deformed by the hydraulic jaws. After the machining is finished, the pipe to be machined cannot be completely restored to the original shape even if the pipe to be machined is taken out of the hydraulic clamping jaws due to plastic deformation of the pipe to be machined. That is, the hydraulic claws grasp the pipe to be machined easily causes plastic deformation of the pipe to be machined.

SUMMERY OF THE UTILITY MODEL

In order to improve the hydraulic pressure jack catch treat that the processing pipe is easy to make and treat that the processing pipe takes place plastic deformation's problem, this application provides a shape clamping tool of preapring for an unfavorable turn of events.

The application provides a pair of clamping tool of preapring for an unfavorable turn of events adopts following technical scheme:

the utility model provides a shape clamping tool of preapring for an unfavorable turn of events, includes tool body and installation piece, the tool body has relative both ends, the one end side of tool body is formed with the centre gripping region, the centre gripping region is used for supplying lathe hydraulic pressure jack catch centre gripping, the other end of tool body with installation piece fixed connection, the outline of installation piece and the interior outline looks adaptation of waiting to process the pipe, the installation piece is used for cup jointing in waiting to process the inside pipe cavity and wait to process the pipe with the fixing.

Through adopting above-mentioned technical scheme, the hydraulic pressure jack catch passes through the centre gripping regional centre gripping tool body, and tool body and installation piece fixed connection wait to process the pipe box-packed on the installation piece, because the outline of installation piece and the inner chamber profile looks adaptation of waiting to process the pipe, the installation piece can be used to support the inner chamber of waiting to process the pipe for wait to process the pipe and the installation piece keeps relatively fixed, avoided the hydraulic pressure jack catch directly to grasp wait to process the pipe and make and wait to process the problem that the pipe takes place plastic deformation.

Optionally, the mounting block is cylindrical in shape.

Through adopting above-mentioned technical scheme, the shape of installation piece sets up to cylindrical, can be used for with the pipe of waiting to process that contains cylindrical inner chamber cup joints mutually in order to fix the pipe of waiting to process.

Optionally, the side of the mounting block for sleeving the pipe to be processed is provided with an anti-slip coating.

By adopting the technical scheme, when the pipe to be processed is sleeved on the mounting block, the anti-slip coating increases the static friction coefficient between the mounting block and the pipe to be processed, and enhances the fixing effect of the mounting block on the pipe to be processed.

Optionally, the jig body is close to the outer evagination of one end tip side of installation piece is provided with spacing protruding eaves, spacing protruding eaves are used for with the tip looks butt of waiting to process the pipe.

Through adopting above-mentioned technical scheme, spacing protruding eaves are located the one end tip of installation piece, and when treating that the processing pipe cup joints on the installation piece from the other end of installation piece, spacing protruding eaves can restrict and treat that the processing pipe moves towards the tool body along the side of installation piece, plays the limiting displacement who treats the processing pipe, has improved the installation precision.

Optionally, the limiting convex eaves are in a circular ring shape surrounding the side face of the jig body.

Through adopting above-mentioned technical scheme, the shape of spacing protruding eaves sets up to the ring form, when treating that the processing pipe cup joints on the installation piece, spacing protruding eaves can with treat that the processing pipe fully contacts, further improved the installation precision.

Optionally, the jig further comprises a connecting piece, the connecting piece is provided with two opposite ends, one end of the connecting piece is used for being fixedly connected to the side face, far away from the jig body, of the limiting convex eaves, and the other end of the connecting piece is used for being fixedly connected with the side face of the pipe to be processed.

Through adopting above-mentioned technical scheme, because the one end and the spacing protruding eaves fixed connection of connecting piece, the other end of connecting piece with wait to process a tub fixed connection, the setting of connecting piece plays the effect that keeps spacing protruding eaves and waiting to process a tub relatively fixed.

Optionally, the connecting piece is an adhesive tape.

Through adopting above-mentioned technical scheme, wait to process the pipe box-coupling on the installation piece after, through with the sticky tape winding on waiting to process the side of pipe and the side of spacing protruding eaves, the setting of sticky tape for spacing protruding eaves keeps relatively fixed with waiting to process the pipe, has improved the steadiness of waiting to process the pipe installation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the jig body is matched with the mounting block, so that the pipe to be processed can be kept relatively fixed with the hydraulic clamping jaw without contacting with the hydraulic clamping jaw, and the problem that the pipe to be processed is easy to plastically deform because the pipe to be processed is tightly clamped by the hydraulic clamping jaw is solved;

2. the limiting convex eaves are arranged, so that when the pipe to be processed is sleeved on the mounting block, the limiting effect of the sleeving position of the pipe to be processed is achieved, and the mounting accuracy is improved;

3. the connecting piece is arranged, so that the limiting convex eaves and the pipe to be processed are relatively fixed, and the installation stability of the pipe to be processed is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of an anti-deformation clamping fixture in an embodiment of the present application.

Fig. 2 is an overall schematic view of the clamping tool of preapring for an unfavorable turn of events shape for fixed treating processing pipe of this application embodiment.

Description of reference numerals: 1. a jig body; 11. a clamping area; 2. mounting a column; 3. limiting convex eaves; 4. a connecting member; 5. a pipe to be processed; 6. an anti-slip coating; 7. and (4) hydraulic clamping jaws.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The embodiment of the application discloses clamping tool of preapring for an unfavorable turn of events shape. Referring to fig. 1 and 2, this clamping tool of preapring for an unfavorable turn of events shape includes tool body 1, installation piece 2, spacing protruding eaves 3 and connecting piece 4, and the one end of tool body 1 is used for supplying 7 centre grippings of hydraulic jack catch in order to keep relatively fixed, and the other end of tool body 1 is used for fixed mounting piece 2, and tool body 1 and spacing protruding eaves 3 fixed connection make spacing protruding eaves 3 keep relatively fixed. The mounting block 2 is used for fixing the pipe 5 to be processed and supporting the inner cavity of the pipe 5 to be processed. The limiting convex eaves 3 are used for being abutted to the pipe 5 to be processed to play a limiting role. The connecting piece 4 is used for fixedly connecting the limiting convex eaves 3 and the pipe 5 to be processed, so that the limiting convex eaves 3 and the pipe 5 to be processed are kept relatively fixed.

Referring to fig. 2, the jig body 1 is cylindrical and has two opposite ends, a clamping area 11 is arranged at one end of the jig body 1, the clamping area 11 is cylindrical around the side surface of the jig body 1, and the hydraulic clamping jaw 7 clamps the jig body 1 in the clamping area 11, so that the jig body 1 and the hydraulic clamping jaw 7 are relatively fixed, the jig body 1 can be made of polyvinyl chloride with good tensile, bending, compression and impact resistance, or 45 steel plates with good mechanical properties, or stainless steel, copper alloy and the like, and the selected material has good deformation resistance. As an example, the tool body 1 is made of polyvinyl chloride, and the polyvinyl chloride has good mechanical properties, so that the tool can bear a large gripping force of the hydraulic jaw 7, and the tool has a long service life.

Referring to fig. 1 and 2, one end of the jig body 1 away from the clamping area 11 is fixedly connected with the mounting block 2. The outer contour of the mounting block 2 needs to be set according to the shape of the inner cavity of the pipe 5 to be processed, if the shape of the inner cavity of the pipe 5 to be processed is square, the outer contour of the mounting block 2 needs to be set to be square matched with the outer contour of the pipe, and if the inner contour of the pipe 5 to be processed is cylindrical, the outer contour of the mounting block 2 needs to be correspondingly set to be cylindrical matched with the outer contour of the pipe. As an example, the inner cavity profile of the pipe 5 to be processed is cylindrical, and the mounting block 2 is cylindrical and is adapted to the inner cavity profile of the pipe 5 to be processed, so that the pipe 5 to be processed can be sleeved on the mounting block 2. Specifically, use the one end that tool body 1 was kept away from to installation piece 2 as the starting point, use installation piece 2 to be close to the one end of tool body 1 and form as the terminal point and cup joint the route, wait to process along cup jointing the route and cup joint on installation piece 2, installation piece 2 plays the support fixed action to treating the inner chamber of processing pipe 5.

The material of the mounting block 2 can be selected from polyvinyl chloride with good tensile, bending, compression and impact resistance, can also be selected from carbon structural steel with good mechanical properties, can also be selected from copper alloy, aluminum alloy and the like, and all the selected materials have good deformation resistance.

Referring to fig. 1 and 2, the side of the mounting block 2 for being sleeved with the pipe 5 to be processed is fixedly connected with an anti-slip coating 6, and the material of the anti-slip coating 6 can be selected from a resin-based anti-slip coating 6 and a metal-based anti-slip coating 6. The friction coefficient of the contact surface of the pipe 5 to be processed and the mounting block 2 is increased by the arrangement of the anti-skid coating 6, and the function of preventing the pipe 5 to be processed from falling off from the mounting block 2 is achieved.

Referring to fig. 1 and 2, the jig body 1 is close to the one end tip side evagination of installation piece 2 and is formed with spacing protruding eaves 3, spacing protruding eaves 3 and jig body 1 integrated into one piece, and spacing protruding eaves 3 is located the path of cup jointing of waiting to process pipe 5. Because spacing protruding eaves 3 are located waiting to process on the path of cup jointing of pipe 5, will wait to process pipe 5 and cup joint on installation piece 2 at the staff to when cup jointing the path and sliding, the one end tip of waiting to process pipe 5 can contact with spacing protruding eaves 3, plays limiting displacement, has improved the installation accuracy of waiting to process pipe 5 and cup joint in installation piece 2. Moreover, when treating processing pipe 5 and carrying out machine tooling, because spacing protruding eaves 3 with treat processing pipe 5 looks butt, spacing protruding eaves 3 can restrict treat that processing pipe 5 moves towards the one end that installation piece 2 is close to tool body 1.

Refer to fig. 1 and fig. 2, spacing protruding eaves 3 can be arbitrary shape, spacing protruding eaves 3 can be the ring form that is around tool body 1, spacing protruding eaves 3 also can be the square frame around tool body 1, all can play the effect that the restriction is waited to process pipe 5 and is close to tool body 1's one end removal towards installation piece 2 in the setting of spacing protruding eaves 3 shape can, as the example, spacing protruding eaves 3 is the ring form around tool body 1 side, when treating that processing pipe 5 cup joints on installation piece 2, spacing protruding eaves 3 can with treat that processing pipe 5 fully contacts, the installation accuracy of treating processing pipe 5 has been improved.

Referring to fig. 1 and 2, as an example, after the pipe 5 to be processed is sleeved on the mounting block 2, the mounting block 2 and the limiting eave 3 can be relatively fixed through the connecting piece 4. Specifically, connecting piece 4 has relative both ends, and the one end of connecting piece 4 is used for fixed connection to keep away from tool body 1 in spacing protruding eaves 3 on the side, and the other end of connecting piece 4 is used for fixed connection to wait to process pipe 5 and is close to the one end side of spacing protruding eaves 3. Because the sticky tape has good linking effect, and the sticky tape is convenient to be taken out from waiting to process pipe 5, chooses the sticky tape for use in this application embodiment as connecting piece 4, and the sticky tape is the banding, and on one side of sticky tape was fixed in spacing protruding eaves 3 and was kept away from the side of tool body 1, the opposite side of sticky tape was fixed in on waiting to process pipe 5's the one end side. The adhesive tape is wound around the axis of the limiting convex eaves 3, and the effects of fixedly connecting the limiting convex eaves 3 and the pipe 5 to be processed are achieved. When the pipe 5 to be processed is mechanically processed, the adhesive tape can play a role in limiting the movement of the pipe 5 to be processed relative to the jig body 1.

The implementation principle of the embodiment of the application is as follows: one end of the jig body 1 is provided with a clamping area 11 for clamping the hydraulic clamping jaw 7, the other end of the jig body 1 is provided with an installation block 2, and the installation block 2 is matched with the inner cavity of the pipe 5 to be processed in an external profile manner, so that the pipe 5 to be processed can be sleeved on the installation block 2, and the installation block 2 can play a role in supporting the inner cavity of the pipe 5 to be processed. Because the pipe 5 to be processed is prevented from being clamped by the hydraulic clamping jaws 7, the risk of plastic deformation of the pipe 5 to be processed is reduced. Simultaneously, the both ends of connecting piece 4 respectively with spacing protruding eaves 3 and installation piece 2 fixed connection, play the fixed effect of treating processing pipe 5 for treat that processing pipe 5 keeps relatively fixed with tool body 1 in machining process.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a clamping tool of preapring for an unfavorable turn of events shape which characterized in that: including tool body (1) and installation piece (2), tool body (1) has relative both ends, the one end side of tool body (1) is formed with clamping area (11), clamping area (11) are used for supplying lathe hydraulic pressure jack catch (7) centre gripping, the other end of tool body (1) with installation piece (2) fixed connection, the outline of installation piece (2) and the interior outline looks adaptation of waiting to process pipe (5), installation piece (2) are used for cup jointing in waiting to process pipe (5) inner chamber in order to fix and wait to process pipe (5).

2. The clamping tool of preapring for an unfavorable turn of events of claim 1, characterized in that: the mounting block (2) is cylindrical in shape.

3. The clamping tool of preapring for an unfavorable turn of events of claim 1, characterized in that: and the side surface of the mounting block (2) for being sleeved with the pipe (5) to be processed is provided with an anti-skid coating (6).

4. The clamping tool of preapring for an unfavorable turn of events of claim 1, characterized in that: the fixture body (1) is close to the outer side of the end part of one end of the mounting block (2) and is provided with a limiting convex eaves (3) in a protruding mode, and the limiting convex eaves (3) are used for being in butt joint with the end part of the pipe (5) to be processed.

5. The clamping tool of preapring for an unfavorable turn of events of claim 4, its characterized in that: the limiting convex eaves (3) are in a ring shape surrounding the side face of the jig body (1).

6. The clamping tool of preapring for an unfavorable turn of events of claim 4, its characterized in that: still including connecting piece (4), connecting piece (4) have relative both ends, the one end of connecting piece (4) be used for fixed connection in spacing protruding eaves (3) are kept away from on the side of tool body (1), the other end of connecting piece (4) be used for with wait to process the side fixed connection of pipe (5).

7. The clamping tool of preapring for an unfavorable turn of events of claim 6, its characterized in that: the connecting piece (4) is an adhesive tape.