CN112264815B

CN112264815B - Intelligent machining multi-head clamp structure with telescopic switching function

Info

Publication number: CN112264815B
Application number: CN202011108016.6A
Authority: CN
Inventors: 潘功良
Original assignee: Hangzhou Xinpin Machinery Technology Co ltd
Current assignee: Hangzhou Xinpin Machinery Technology Co.,Ltd.
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2022-01-21
Anticipated expiration: 2040-10-16
Also published as: CN112264815A

Abstract

The invention provides a multi-head clamp structure with a telescopic switching function for intelligent machining, relates to the technical field of clamp structures, and aims to solve the problems that the existing clamp structure for machining cannot be selectively fixed on a lathe or the ground according to different requirements when in use, cannot be conveniently provided with a protection structure, and cannot buffer impact force when placing parts; the main body is of a rectangular plate-shaped structure, and a cylindrical bulge is arranged in the middle of the bottom of the main body; the bottom of the main body is provided with a controller. The main part is used for directly driving this device installation for when this device need install and use on the lathe, can directly be connected fixedly with the lathe through the bracing piece of main part bottom, if install when subaerial use, can directly install the end piece, make the bottom of bracing piece insert and install in the inside of jack, make this device installation of support that the end piece can stabilize.

Description

Intelligent machining multi-head clamp structure with telescopic switching function

Technical Field

The invention belongs to the technical field of clamp structures, and particularly relates to a multi-head clamp structure with a telescopic switching function for intelligent machining.

Background

When intelligent machining, generally need use anchor clamps to fix the part, make the part can be fixed when being processed.

For example, application No.: CN202010344433.4 relates to a clamp for machining, which comprises a positioning part and a clamping part; the positioning part comprises a base, a positioning block, a pressing block and a positioning screw; the positioning block is fixedly connected to the base; the pressing block is fixedly connected to the base, and the clamping part comprises a screw rod, a linkage rod, a pressing block and a pressing cover; one end of the screw rod is inserted into the round hole of the pressing block, and the other end of the screw rod is fixed on the positioning block through the gland; one end of the linkage rod is in threaded connection with the screw rod, and the other end of the linkage rod is connected with the pressing block.

Based on prior art discovery, current anchor clamps structure for machining is when using, can't select to fix on the lathe or subaerial according to the demand of difference, and unable convenient installation protective structure can't cushion the impact force when placing the part, and current anchor clamps structure for machining when using, can't be according to the convenient different fixed knot structure of switching of shape of part, can't press from both sides the automatic supplementary antiskid laminating of getting when getting the part.

Disclosure of Invention

In order to solve the technical problems, the invention provides a multi-head clamp structure with a telescopic switching function for intelligent machining, which aims to solve the problems that the existing clamp structure for machining cannot be fixed on a lathe or on the ground according to different requirements, cannot be used for conveniently installing a protective structure, cannot buffer impact force when a part is placed, cannot be used for conveniently switching different fixing structures according to the shape of the part, and cannot automatically assist anti-skid attachment when clamping the part.

The invention relates to an intelligent mechanical processing multi-head clamp structure with a telescopic switching function, which is achieved by the following specific technical means:

a multi-head clamp structure with a telescopic switching function for intelligent machining comprises a main body, moving parts, a bottom part, an electric cylinder, mounting parts, clamping blocks and a protective plate; the main body is of a rectangular plate-shaped structure, and a cylindrical bulge is arranged in the middle of the bottom of the main body; the bottom of the main body is provided with a controller; the bottom of the moving piece is embedded in the middle groove, and the bottom of the moving piece is connected with the bottom end of the inner part of the middle groove through a spring; the bottom piece is arranged at the corner position of the bottom of the main body, the supporting rod is inserted into the insertion hole of the bottom piece, and the insertion block outside the insertion hole is inserted into the groove outside the supporting rod; the electric cylinder is arranged at the corner position of the top end of the main body and is connected with the controller through a circuit; the fixture block is arranged in the mounting groove in an embedded mode; the guard plate is spliced at the top end of the main body, and the inserting plate at the bottom of the guard plate is inserted into the side groove;

the main body comprises supporting rods, an inner groove, side grooves and a middle groove, wherein four supporting rods are arranged at the corner positions at the bottom of the main body and are of cylindrical structures; the outer side of the bottom of the supporting rod is of an inclined structure, and the outer side of the bottom of the supporting rod is provided with annularly arranged grooves; an inner groove with a rectangular structure is arranged at the top end of the main body, and side grooves are arranged on the inner side edges of the inner groove and are of rectangular structures; the switch sensor is arranged at the bottom end inside the inner groove and connected with the controller;

the mounting piece comprises side pieces, a fixing piece and a pressing groove, the mounting piece is of a T-shaped structure, two sides of the outer end of the mounting piece are provided with the two side pieces, and the side pieces are of an L-shaped structure; the inner end of the mounting piece is fixedly provided with a fixing piece, and the fixing piece is made of rubber; two wedge-shaped grooves are formed in two sides of the inner end of the fixing piece; the installation of installed part is in the inboard of mounting groove, and the outer end of installed part and side spare embedding are installed in the inside of mounting groove.

Furthermore, the main body further comprises a middle groove, the middle groove is of an annular structure, the cross section of the middle groove is of an L-shaped structure, and the middle groove is arranged in the middle of the bottom end in the inner groove.

Furthermore, the moving part comprises a contact part, the moving part is of an annular structure, and the cross section of the moving part is of an L-shaped structure; the top of moving member is equipped with the contact, and the contact is ring structure to the contact is the rubber material.

Furthermore, the bottom piece comprises a jack and an insert block, the bottom piece is of a conical structure, and the jack is arranged at the top end of the bottom piece; the jack is conical structure, and the inside of jack is equipped with the inserted block, and the inserted block is cyclic annular arrangement.

Furthermore, the electric cylinder comprises a chuck and a mounting groove, wherein the chuck is arranged at the inner end of the electric cylinder and is of a T-shaped structure; the inner of chuck is equipped with the mounting groove, and the mounting groove is T shape structure to the both ends of mounting groove are L shape structure.

Furthermore, the mounting part also comprises a pressing groove, the pressing groove is of a rectangular structure, the middle position of the pressing groove is of an arc structure, and the pressing groove is uniformly arranged in the middle position of the fixing part.

Furthermore, the fixture block comprises a top plate and an auxiliary piece, the fixture block is of an I-shaped structure, and two sides of the outer end of the fixture block are of L-shaped structures; a top plate is arranged above the inner end of the clamping block and is of a rectangular structure; the inner ends of the fixture block and the top plate are provided with auxiliary pieces, the inner sides of the auxiliary pieces are of arc-shaped structures, and the auxiliary pieces are made of rubber materials.

Furthermore, the guard plate comprises a connecting groove and a connecting head, the guard plate is of an L-shaped plate structure, and the bottom of the guard plate is provided with an inserting plate of a rectangular structure; the right end of the guard plate is provided with a connecting groove which is of a T-shaped structure; the left end of backplate is equipped with the connector, and the connector is T shape structure.

Compared with the prior art, the invention has the following beneficial effects:

in the device, a main body and an installation part are arranged, the main body is used for directly driving the device to be installed, when the device needs to be installed on a lathe for use, the device can be directly connected and fixed with the lathe through a support rod at the bottom of the main body, if the device is installed on the ground for use, a bottom part can be directly installed, the bottom part of the support rod is inserted and installed in a jack, the bottom part can stably support the device to be installed, the outer side of the bottom part of the support rod is of an inclined structure and can be inserted in a guiding way when being inserted into the jack, a groove of the support rod is used for installing an insertion block, the support rod and the bottom part are more stably installed, when the device needs to install a guard plate, an insertion plate at the bottom of an inner groove can be directly inserted into a side groove in the inner groove, the guard plate can be stably installed and used, and a middle groove is used for installing a moving part through a spring, the moving part can move in the moving part through the spring, so that when the part needs to be placed and fixed, the part can directly contact with the moving part to buffer impact force, and the part is prevented from transmitting vibration to the main body;

still furthermore, the installed part is used for driving the installed part together with the side part to be installed, so that the installed part can be inserted into the inside of the installation groove for fixing, and further the installed part can be positioned at the inner side of the chuck, when the chuck moves, the installed part can be contacted with the part through the installed part, the installed part is made of rubber materials, so that a good anti-skidding effect can be achieved, when the part is fastened, the installed part can be stressed and compressed, so that the pressing groove can be flattened, so that the contact fixing effect is better, and therefore, the fixed part is more stable, the side part is used for being inserted into two sides in the inside of the installation groove, so that the installation stress is more stable, so that the connection fixing effect is better, the wedge-shaped grooves at two sides of the inner side of the installed part can be expanded towards two sides when the installed part is extruded and fixed, so that the part is fixed more stably, and the pressing groove is used for being arranged inside the installed part, when making the mounting push down extrusion part, can flatten the indent by automatic atress, thereby make the surface of mounting and the surface of part laminate more, thereby make fixed effect better, thereby solved when using, can't select to fix on the lathe or subaerial according to the demand of difference, unable convenient installation protective structure, can't cushion the impact force when placing the part, and current anchor clamps structure for machining is when using, can't be according to the convenient fixed knot who switches over different of shape of part, can't press from both sides the problem of the automatic supplementary antiskid laminating when getting the part.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic bottom view of the present invention.

Fig. 3 is a partial cross-sectional structural view of the body of the present invention.

Fig. 4 is a perspective view of the moving member of the present invention.

Fig. 5 is a schematic perspective view of the bottom member of the present invention.

Fig. 6 is a schematic perspective view of the electric cylinder of the present invention.

Fig. 7 is a perspective view of the mount of the present invention.

Fig. 8 is a schematic perspective view of the cartridge of the present invention.

FIG. 9 is a schematic view of the guard plate and a partially enlarged structure according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 101. a support bar; 102. an inner tank; 103. a side groove; 104. a middle groove; 2. a moving member; 201. a contact member; 3. a bottom piece; 301. a jack; 302. inserting a block; 4. an electric cylinder; 401. a chuck; 402. mounting grooves; 5. a mounting member; 501. a side part; 502. a fixing member; 503. pressing a groove; 6. a clamping block; 601. a top plate; 602. an auxiliary member; 7. a guard plate; 701. connecting grooves; 702. a connecting head.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 9:

the invention provides a multi-head clamp structure with a telescopic switching function for intelligent machining, which comprises a main body 1, a moving piece 2, a bottom piece 3, an electric cylinder 4, an installation piece 5, a clamping block 6 and a guard plate 7, wherein the main body is provided with a plurality of clamping holes; the main body 1 is of a rectangular plate-shaped structure, and a cylindrical bulge is arranged in the middle of the bottom of the main body 1; the bottom of the main body 1 is provided with a controller; the bottom of the moving element 2 is embedded in the middle groove 104, and the bottom of the moving element 2 is connected with the bottom end of the middle groove 104 through a spring; the bottom piece 3 is arranged at the corner position of the bottom of the main body 1, the supporting rod 101 is inserted and arranged in the inserting hole 301 of the bottom piece 3, and the inserting block 302 at the outer side of the inserting hole 301 is inserted and arranged in the groove at the outer side of the supporting rod 101; the electric cylinder 4 is arranged at the corner position of the top end of the main body 1, and the electric cylinder 4 is connected with the controller through a circuit; the fixture block 6 is installed inside the installation groove 402 in an embedded manner; the guard plate 7 is spliced at the top end of the main body 1, and an inserting plate at the bottom of the guard plate 7 is inserted into the side groove 103;

the main body 1 comprises support rods 101, an inner groove 102, side grooves 103 and a middle groove 104, four support rods 101 are arranged at the corner positions at the bottom of the main body 1, and the support rods 101 are cylindrical structures; the outer side of the bottom of the support rod 101 is of an inclined structure, and the outer side of the bottom of the support rod 101 is provided with annularly arranged grooves; an inner groove 102 with a rectangular structure is arranged at the top end of the main body 1, a side groove 103 is arranged at the inner side edge of the inner groove 102, and the side groove 103 is of a rectangular structure; the switch sensor is arranged at the bottom end inside the inner groove 102 and connected with the controller, the model of the switch sensor is 1A12AP, the main body 1 is used for directly driving the device to be installed, when the device needs to be installed on a lathe for use, the device can be directly connected and fixed with the lathe through the supporting rod 101 at the bottom of the main body 1, if the device is installed on the ground for use, the bottom piece 3 can be directly installed, the bottom of the supporting rod 101 is inserted and installed inside the jack 301, the bottom piece 3 can stably support the device to be installed, the outer side of the bottom of the supporting rod 101 is of an inclined structure, when the device is inserted into the jack 301, the bottom of the supporting rod 101 can be guided and inserted, the groove of the supporting rod 101 is used for installing the insert block 302, so that the supporting rod 101 and the bottom piece 3 are installed more stably, when the device needs to install the guard plate 7, the insert plate at the bottom of the guard plate 7 can be directly inserted into the side groove 103 in the inner groove 102, so that the guard plate 7 can be stably installed and used;

the mounting part 5 comprises a side part 501, a fixing part 502 and a pressing groove 503, the mounting part 5 is of a T-shaped structure, two sides of the outer end of the mounting part 5 are provided with the two side parts 501, and the side parts 501 are of an L-shaped structure; a fixing member 502 is fixedly mounted at the inner end of the mounting member 5, and the fixing member 502 is made of rubber; two wedge-shaped grooves are formed in two sides of the inner end of the fixing piece 502; the mounting part 5 is arranged on the inner side of the mounting groove 402, the outer end of the mounting part 5 and the side part 501 are embedded in the mounting groove 402, the mounting part 5 is used for driving the fixing part 502 to be mounted together with the side part 501, the mounting part 5 can be inserted into the mounting groove 402 for fixing, and further the fixing part 502 can be positioned on the inner side of the chuck 401, when the chuck 401 moves, the fixing part 502 can be in contact with a part through the fixing part 502, the fixing part 502 is made of rubber and can play a good anti-skidding role, and when the part is fastened, the fixing part 502 can be stressed and compressed, so that the pressing groove 503 can be flattened, thereby the contact fixing effect is better, and the fixing part is more stable, the side parts 501 are inserted into two sides in the mounting groove 402, thereby the mounting stress is more stable, the connection fixing effect is better, and wedge-shaped grooves on two sides of the inner side of the fixing part 502 are formed, when the fixing member 502 is pressed and fixed, both sides can be expanded to both sides, so that the fixing effect is enhanced, and the part is fixed more stably.

The main body 1 further comprises a middle groove 104, the middle groove 104 is of an annular structure, the cross section of the middle groove 104 is of an L-shaped structure, the middle groove 104 is arranged in the middle position of the bottom end of the inner groove 102, the middle groove 104 is used for mounting the moving part 2 through a spring, the moving part 2 can move in the middle position through the spring, when a part needs to be placed and fixed, the part can directly contact with the moving part 2 to buffer impact force, and the part is prevented from transmitting vibration to the main body 1.

The moving element 2 comprises a contact element 201, the moving element 2 is of an annular structure, and the cross section of the moving element 2 is of an L-shaped structure; the top of moving member 2 is equipped with contact 201, and contact 201 is the loop configuration, and contact 201 is the rubber material, moving member 2 is used for installing inside well groove 104 through the spring, make the part place when fixed in needs, can contact with moving member 2 and contact 201, make moving member 2 can the atress compress, and then make moving member 2 can cushion the impact force through the spring, reduce the vibration that main part 1 received, and contact 201 is the rubber material, then be used for with part flexible contact, thereby make buffering impact force effect better.

The bottom piece 3 comprises a jack 301 and an insert block 302, the bottom piece 3 is of a conical structure, and the jack 301 is arranged at the top end of the bottom piece 3; the jack 301 is conical structure, and the inside of jack 301 is equipped with inserted block 302, and inserted block 302 is cyclic annular range, end piece 3 is used for installing in main part 1 bottom, when making this device need place subaerial use, can be fixed through end piece 3 contact, it is better to make the supporting effect, and jack 301 is used for making bracing piece 101 insert fixedly, and inserted block 302 is then inside being used for inserting the recess in the bracing piece 101 bottom outside, it is more firm to make end piece 3 connect fixedly.

The electric cylinder 4 comprises a chuck 401 and a mounting groove 402, the chuck 401 is arranged at the inner end of the electric cylinder 4, and the chuck 401 is of a T-shaped structure; chuck 401's inner is equipped with mounting groove 402, and mounting groove 402 is T shape structure, and the both ends of mounting groove 402 are L shape structure, electronic jar 4 is after the part is placed, switch sensor triggers back through the work of electronic jar 4 of controller control, and then make chuck 401 can the atress remove, and chuck 401 is used for driving fixture block 6 and installed part 5 removal fixed, make the fixed mounting that the part can be stabilized, mounting groove 402 is then the outer end or the installed part 5 outer end that is used for making fixture block 6 and the installation of side part 501, make the installation of fixture block 6 and installed part 5 more firm.

The mounting member 5 further includes a pressing groove 503, the pressing groove 503 is of a rectangular structure, the middle position of the pressing groove 503 is of an arc-shaped structure, the pressing grooves 503 are uniformly arranged in the middle position of the fixing member 502, and the pressing groove 503 is arranged inside the fixing member 502, so that when the fixing member 502 presses and presses the pressing part, the pressing groove 503 can be automatically pressed to crush the pressing groove 503, the surface of the fixing member 502 is attached to the surface of the part, and the fixing effect is better.

The fixture block 6 comprises a top plate 601 and an auxiliary piece 602, the fixture block 6 is of an I-shaped structure, and two sides of the outer end of the fixture block 6 are of L-shaped structures; a top plate 601 is arranged above the inner end of the fixture block 6, and the top plate 601 is of a rectangular structure; the inner ends of the fixture block 6 and the top plate 601 are provided with the auxiliary part 602, the inner side of the auxiliary part 602 is of an arc-shaped structure, the auxiliary part 602 is made of rubber, and when the fixture block 6 needs to fix parts of arc-shaped or cylindrical structures, the fixture block can be in contact with the parts through the auxiliary part 602, so that the parts are not easy to slide in machining.

The protection plate 7 comprises a connecting groove 701 and a connecting head 702, the protection plate 7 is of an L-shaped plate structure, and the bottom of the protection plate 7 is provided with an inserting plate of a rectangular structure; the right end of the guard plate 7 is provided with a connecting groove 701, and the connecting groove 701 is of a T-shaped structure; the left end of backplate 7 is equipped with connector 702, and connector 702 is T shape structure, and backplate 7 is used for the concatenation to use together, makes four backplate 7 enclose into the rectangle frame to install the top at main part 1 through the picture peg, thereby in the time of making parts machining, can be protected, and spread groove 701 is used for imbedding the connector 702 of another backplate 7 of installation, makes the concatenation that can stabilize between the backplate 7 together.

When in use: when the device needs to be used, the device can be conveniently and fixedly installed according to requirements, when the device needs to be installed on a lathe for use, the device can be placed on the lathe, the supporting rod 101 can be inserted into the hole of the lathe, if the device needs to be placed on the ground for use, the bottom piece 3 can be connected with the supporting rod 101, the supporting rod 101 can be inserted into the jack 301, the inserting block 302 can be inserted into the groove on the outer side of the bottom of the supporting rod 101, the bottom piece 3 can be stably installed, the device can be stably supported, then different fixing structures are selected according to the shape of a part needing to be processed, when an arc-shaped part needs to be fixed, the outer end of the clamping block 6 can be embedded into the mounting groove 402, the auxiliary piece 602 can be located on the inner side of the electric cylinder 4, and after the arc-shaped part is placed, the inner end of the auxiliary piece 602 can be in auxiliary contact with the auxiliary piece, if a rectangular part needs to be fixed, the installation of the installation part 5 can be controlled, the outer end of the installation part 5 and the side part 501 are embedded into the installation groove 402, then the protection plates 7 are controlled to be installed through manpower, the four protection plates 7 are firstly spliced, the connecting head 702 can be embedded into the connecting groove 701, the protection plates 7 can be spliced, then the installation of the protection plates 7 is controlled, the inserting plates at the bottoms of the protection plates 7 can be inserted into the side grooves 103, then the parts are controlled to be installed through manpower, when the parts are placed, the parts can be contacted with the moving part 2, then the spring is compressed, the moving part 2 can buffer impact force generated when the parts are placed, then the part presses the switch sensor, the switch sensor can transmit signals to the controller, then the controller controls the electric cylinder 4 to work, so that the chuck 401 can be forced to move, and then the installation part 5 is pushed to move, the fixing member 502 can contact with the part, and the pressing groove 503 can be compressed, so that the fixing effect is better, and the part is fixed more stably.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an intelligence machining has flexible bull anchor clamps structure that switches function which characterized in that: the electric cylinder comprises a main body (1), a moving part (2), a bottom part (3), an electric cylinder (4), a mounting part (5), a clamping block (6) and a guard plate (7); the main body (1) is of a rectangular plate-shaped structure, and a cylindrical bulge is arranged in the middle of the bottom of the main body (1); the bottom of the main body (1) is provided with a controller; the bottom of the moving piece (2) is embedded in the middle groove (104), and the bottom of the moving piece (2) is connected with the bottom end of the inner part of the middle groove (104) through a spring; the bottom piece (3) is arranged at the corner position of the bottom of the main body (1), the supporting rod (101) is inserted and arranged in the insertion hole (301) of the bottom piece (3), and the insertion block (302) on the outer side of the insertion hole (301) is inserted and arranged in the groove on the outer side of the supporting rod (101); the electric cylinder (4) is arranged at the corner position of the top end of the main body (1), and the electric cylinder (4) is connected with the controller through a circuit; the fixture block (6) is installed in the installation groove (402) in an embedded mode; the protection plate (7) is spliced at the top end of the main body (1), and an inserting plate at the bottom of the protection plate (7) is inserted into the side groove (103);

the main body (1) comprises supporting rods (101), an inner groove (102), side grooves (103) and a middle groove (104), four supporting rods (101) are arranged at the corner positions of the bottom of the main body (1), and the supporting rods (101) are of cylindrical structures; the outer side of the bottom of the support rod (101) is of an inclined structure, and grooves which are arranged in an annular mode are formed in the outer side of the bottom of the support rod (101); an inner groove (102) with a rectangular structure is formed in the top end of the main body (1), a side groove (103) is formed in the inner side edge of the inner groove (102), and the side groove (103) is of a rectangular structure; the switch sensor is arranged at the bottom end of the inner part of the inner groove (102) and is connected with the controller;

the mounting piece (5) comprises side pieces (501), a fixing piece (502) and a pressing groove (503), the mounting piece (5) is of a T-shaped structure, two sides of the outer end of the mounting piece (5) are provided with the two side pieces (501), and the side pieces (501) are of an L-shaped structure; the inner end of the mounting piece (5) is fixedly provided with a fixing piece (502), and the fixing piece (502) is made of rubber; two wedge-shaped grooves are formed in two sides of the inner end of the fixing piece (502); the mounting piece (5) is mounted on the inner side of the mounting groove (402), and the outer end of the mounting piece (5) and the side piece (501) are embedded and mounted in the mounting groove (402).

2. The intelligent machining multi-head clamp structure with the telescopic switching function as claimed in claim 1, wherein: the main body (1) further comprises a middle groove (104), the middle groove (104) is of an annular structure, the cross section of the middle groove (104) is of an L-shaped structure, and the middle groove (104) is arranged in the middle of the bottom end of the inner groove (102).

3. The intelligent machining multi-head clamp structure with the telescopic switching function as claimed in claim 1, wherein: the moving piece (2) comprises a contact piece (201), the moving piece (2) is of an annular structure, and the cross section of the moving piece (2) is of an L-shaped structure; the top end of the moving piece (2) is provided with a contact piece (201), the contact piece (201) is of an annular structure, and the contact piece (201) is made of rubber.

4. The intelligent machining multi-head clamp structure with the telescopic switching function as claimed in claim 1, wherein: the bottom piece (3) comprises a jack (301) and an insert block (302), the bottom piece (3) is of a conical structure, and the jack (301) is arranged at the top end of the bottom piece (3); the jack (301) is of a conical structure, the insert blocks (302) are arranged inside the jack (301), and the insert blocks (302) are arranged in a ring shape.

5. The intelligent machining multi-head clamp structure with the telescopic switching function as claimed in claim 1, wherein: the electric cylinder (4) comprises a chuck (401) and a mounting groove (402), the chuck (401) is arranged at the inner end of the electric cylinder (4), and the chuck (401) is of a T-shaped structure; the inner end of the clamping head (401) is provided with a mounting groove (402), the mounting groove (402) is of a T-shaped structure, and two ends of the mounting groove (402) are of L-shaped structures.

6. The intelligent machining multi-head clamp structure with the telescopic switching function as claimed in claim 1, wherein: the mounting piece (5) further comprises pressing grooves (503), the pressing grooves (503) are of rectangular structures, the middle positions of the pressing grooves (503) are of arc-shaped structures, and the pressing grooves (503) are uniformly arranged in the middle positions of the fixing pieces (502).

7. The intelligent machining multi-head clamp structure with the telescopic switching function as claimed in claim 1, wherein: the fixture block (6) comprises a top plate (601) and an auxiliary piece (602), the fixture block (6) is of an I-shaped structure, and two sides of the outer end of the fixture block (6) are of L-shaped structures; a top plate (601) is arranged above the inner end of the fixture block (6), and the top plate (601) is of a rectangular structure; the inner ends of the fixture block (6) and the top plate (601) are provided with auxiliary pieces (602), the inner sides of the auxiliary pieces (602) are of arc-shaped structures, and the auxiliary pieces (602) are made of rubber.

8. The intelligent machining multi-head clamp structure with the telescopic switching function as claimed in claim 1, wherein: the protective plate (7) comprises a connecting groove (701) and a connecting head (702), the protective plate (7) is of an L-shaped plate structure, and an inserting plate of a rectangular structure is arranged at the bottom of the protective plate (7); the right end of the guard plate (7) is provided with a connecting groove (701), and the connecting groove (701) is of a T-shaped structure; the left end of backplate (7) is equipped with connector (702), and connector (702) are T shape structure.