CN216939534U

CN216939534U - Clamping device for cutting special-shaped piece

Info

Publication number: CN216939534U
Application number: CN202220371439.5U
Authority: CN
Inventors: 林雨晨; 林铁军
Original assignee: Sichuan Beixun Technology Co ltd
Current assignee: Sichuan Beixun Technology Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-07-12
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses a clamping device for cutting and processing a special-shaped piece, which comprises a base and an installation seat, wherein the installation seat is rotationally connected with the base, a fixing part is arranged on the installation seat, the fixing part comprises a lifting plate, a driving part and a plurality of abutting columns, the lifting plate is slidably connected with the base, the driving part is connected with the lifting plate and is used for driving the lifting plate to lift, guide holes are vertically arranged on the lifting plate and the abutting columns in a one-to-one correspondence manner, the abutting columns penetrate through the guide holes and are in sliding fit with the inner walls of the guide holes, racks are vertically arranged on the side walls of the abutting columns, gears are rotationally arranged on the lifting plate and the racks in a corresponding manner, the racks are meshed with the gears, and a limiting part is further arranged on the lifting plate and is used for limiting the rotation of a rotating shaft A of the gears.

Description

Clamping device for cutting special-shaped piece

Technical Field

The utility model relates to the field of clamps, in particular to a clamping device for cutting and processing a special-shaped piece.

Background

The hammer head is one of the core parts of the hammer crusher and is arranged on a hammer shaft of a crusher rotor, and the hammer head directly strikes materials when the crusher runs at a high speed and finally is crushed into proper material granularity. In the prior art, partial models of hammerheads are manufactured by adopting a casting process, flash is a common problem of the casting process, and the flash needs to be cut off subsequently, but the hammerhead is of a special-shaped structure, so that a common clamp is not suitable for clamping the hammerhead.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks of the prior art, the object of the present invention is to: the clamping device for cutting of the special-shaped piece can stably clamp the hammer head and is convenient to cut.

In order to realize the purpose of the utility model, the utility model provides the following technical scheme:

the utility model provides a dysmorphism is clamping device for cutting process, includes base, mount pad, the mount pad with the base rotates the connection, be provided with fixed part on the mount pad, fixed part includes lifter plate, driving piece, a plurality of butt post, the lifter plate with base sliding connection, the driving piece with the lifter plate is connected, is used for the drive the lifter plate goes up and down, on the lifter plate with the vertical guide hole that is provided with in butt post one-to-one ground, the butt post passes the guide hole and with guide hole inner wall sliding fit, the vertical rack that is provided with on the lateral wall of butt post, on the lifter plate with the rack correspondingly rotates and is provided with the gear, the rack with gear engagement, still be provided with the locating part on the lifter plate, be used for the restriction the pivot A of gear is rotatory.

Further, an elastic piece A is arranged between the lifting plate and the abutting column and provides elastic force for enabling the abutting column to move downwards.

Further, the locating part includes the depression bar, the one end of depression bar with the lifter plate rotates to be connected, the other end through mounting detachably with the lifter plate is connected, be provided with cooperation portion on the depression bar, cooperation portion with the pivot A lateral wall butt of gear.

Further, the contact surface of the matching part and the rotating shaft A is an arc surface.

Further, the mounting includes round pin post, elastic component B, the round pin post with lifter plate sliding connection, be provided with on the depression bar with the jack of round pin post adaptation, the one end of round pin post set up in the jack, elastic component B set up in between lifter plate, round pin post, provide the messenger the round pin post to the elastic force that removes in the jack.

Furthermore, the driving piece comprises a screw rod and a guide rod, the screw rod is rotatably connected with the mounting seat and is in threaded connection with the lifting plate, the guide rod is connected with the mounting seat and is parallel to the axis of the screw rod, a sliding hole matched with the guide rod is formed in the lifting plate, and the guide rod penetrates through the sliding hole.

Further, the elastic piece A and the elastic piece B are both springs.

Further, mount pad, base rotate through pivot B and connect, pivot B includes the stiff end, rotates the end, the stiff end with the base is connected, rotate the end with the mount pad is connected, the stiff end with it rotates to rotate the end and connects, the transversal polygon of personally submitting of stiff end, it is circular to rotate the transversal personally submitting of end, there is the stop collar through threaded connection on the lateral wall of rotation end, the stop collar includes cover A, cover B, cover A with it passes through threaded connection to rotate the end, cover B with cover A rotates and connects, cover B's interior profile cross section be with the polygon of stiff end adaptation.

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

1. it is rotatory the lead screw makes the lifter plate descends, each butt post all with tup blank butt, each butt post basis this moment the profile of tup blank is relative the lifter plate goes up and down, will again the expansion end of depression bar with the lifter plate is connected fixedly pivot A makes the unable free rotation of gear, and then the butt post is relative the rigidity of lifter plate later further moves down the lifter plate, makes the butt post will the tup blank compress tightly in on the mount pad, it is right to realize the fixing of tup blank, compare in prior art, this device can be used for the fixed of the irregular work piece of appearance, and the centre gripping effect is reliable and stable.

Drawings

FIG. 1 is a structural view of a clamping device for cutting a special-shaped part according to the utility model;

FIG. 2 is a diagram of a position-limiting member;

fig. 3 is an enlarged view of fig. 2 at a.

List of reference numerals

1-base, 2-mounting base, 3-lifting plate, 4-screw rod, 5-guide rod, 6-butting column, 7-elastic piece A, 8-rack, 9-gear, 10-rotating shaft A, 11-limiting piece, 12-fixed end, 13-rotating end, 14-sleeve A, 15-sleeve B, 16-pressure rod, 17-pin column and 18-elastic piece B.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", 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 the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

In order to solve the problems in the prior art, the clamping device for cutting and processing the special-shaped part comprises a base 1 and a mounting seat 2, wherein the mounting seat 2 is rotatably connected with the base 1, a fixing part is arranged on the mounting seat 2, the fixing part comprises a lifting plate 3, a driving part and a plurality of abutting columns 6, the lifting plate 3 is slidably connected with the base 1, the driving part is connected with the lifting plate 3 and is used for driving the lifting plate 3 to lift, guide holes are vertically arranged on the lifting plate 3 and the abutting columns 6 in a one-to-one correspondence manner, the abutting columns 6 penetrate through the guide holes and are in sliding fit with the inner walls of the guide holes, a rack 8 is vertically arranged on the side wall of the abutting columns 6, a gear 9 is correspondingly and rotatably arranged on the lifting plate 3 and the rack 8, the rack 8 is meshed with the gear 9, a limiting part 11 is further arranged on the lifting plate 3, for limiting the rotation of the rotation shaft a10 of the gear 9. This device during operation, with the tup blank set up in between lifter plate 3, the mount pad 2, at first pass through the driving piece descends lifter plate 3 for each butt post 6 all with the tup blank butt, each butt post 6 foundation this moment the profile of tup blank is relative lifter plate 3 goes up and down, the rethread locating part 11 locks pivot A10 makes gear 9 can't the free rotation, and then butt post 6 is relative lifter plate 3's rigidity later further moves down lifter plate 3, makes butt post 6 will the tup blank compress tightly in on the mount pad 2, it is right to realize the fixing of tup blank, compare in prior art, this device can be used for the fixed of the anomalous work piece of appearance, and the centre gripping effect is reliable and stable. Furthermore, an elastic member a7 is provided between the lifting plate 3 and the abutment column 6 to provide an elastic force for moving the abutment column 6 downwards, and the elastic member a7 can provide an initial pressing force to make the displacement of each abutment column 6 more accurate.

In order to fix the purpose of rotating the rotating shaft a10, the limiting member 11 includes a pressing rod 16, one end of the pressing rod 16 is rotatably connected with the lifting plate 3, the other end of the pressing rod is detachably connected with the lifting plate 3 through a fixing member, a matching portion is arranged on the pressing rod 16, and the matching portion is abutted against the side wall of the rotating shaft a10 of the gear 9. Furthermore, the fixing member includes a pin 17 and an elastic member B18, the pin 17 is slidably connected to the lifting plate 3, the pressing rod 16 is provided with a socket adapted to the pin 17, one end of the pin 17 is disposed in the socket, and the elastic member B18 is disposed between the lifting plate 3 and the pin 17 to provide an elastic force for moving the pin 17 into the socket. Specifically, when the hammer blank is fixed by the fixing member, the movable end of the pressing rod 16 and the lifting plate 3 are firstly disconnected, the pressing rod 16 is opened, the rotating shaft a10 is free to rotate, after the abutting column 6 moves to a specified position, the pressing rod 16 is rotated, so that the matching part abuts against the side wall of the rotating shaft a10, the inserting hole is aligned with the pin 17, the pin 17 is inserted into the inserting hole under the action of the elastic member B18, and the matching part and the rotating shaft a10 are fixed by the friction force between the matching part and the rotating shaft a10, so that the matching part also plays a role of overload protection, and when the moment applied to the abutting column 6 exceeds a threshold value, the sliding between the rotating shaft a10 and the matching part can be generated, and the abutting column 6 is prevented from bending. In the device, the contact surface of the matching part and the rotating shaft A10 is an arc surface. In the present device, the elastic member a7 and the elastic member B18 are both springs.

Further, the driving piece comprises a screw rod 4 and a guide rod 5, the screw rod 4 is rotatably connected with the mounting base 2 and is in threaded connection with the lifting plate 3, the guide rod 5 is connected with the mounting base 2 and is parallel to the axis of the screw rod 4, a sliding hole matched with the guide rod 5 is formed in the lifting plate 3, and the guide rod 5 penetrates through the sliding hole. The screw rod 4 is rotated, and the lifting plate 3 can move along the screw rod 4 under the action of the threads.

As is known, flash may exist on each surface of a casting, therefore, when cutting, it is not only necessary to process one surface of the hammer blank, and in order to solve the above problems, in the present apparatus, the mounting seat 2 and the base 1 are rotationally connected through the rotating shaft B, the rotating shaft B includes a fixed end 12 and a rotating end 13, the fixed end 12 is connected with the base 1, the rotating end 13 is connected with the mounting seat 2, the fixed end 12 is rotationally connected with the rotating end 13, the cross section of the fixed end 12 is polygonal, the cross section of the rotating end 13 is circular, a limiting sleeve is connected on the side wall of the rotating end 13 through a thread, the limiting sleeve includes a14 and a sleeve B15, the sleeve a14 is connected with the rotating end 13 through a thread, the sleeve B15 is rotationally connected with the sleeve a14, the inner profile of the sleeve B15 has a polygonal cross section adapted to the fixed end 12, particularly, it is rotatory cover A14, make cover B15 move to the cover locate when the lateral wall of stiff end 12 is outer, it is dead to rotate end 13, and convenient processing is fixed, otherwise, the rotation cover A14 makes cover B15 follows when stiff end 12 withdraws from, at this moment it can the free rotation to rotate end 13, convenient rotation the tup blank adjustment machined surface.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments in the above description, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition. In addition, any combination of the various embodiments of the present invention can be made, and the same should be considered as the disclosure of the present invention as long as the idea of the present invention is not violated.

Claims

1. The utility model provides a dysmorphism is clamping device for cutting process which characterized in that: comprises a base (1) and a mounting seat (2), the mounting seat (2) is rotatably connected with the base (1), a fixing part is arranged on the mounting seat (2), the fixing part comprises a lifting plate (3), a driving part and a plurality of abutting columns (6), the lifting plate (3) is slidably connected with the base (1), the driving part is connected with the lifting plate (3) and is used for driving the lifting plate (3) to lift, guide holes are vertically arranged on the lifting plate (3) and the abutting columns (6) in one-to-one correspondence, the abutting columns (6) penetrate through the guide holes and are in sliding fit with the inner walls of the guide holes, racks (8) are vertically arranged on the side walls of the abutting columns (6), gears (9) are correspondingly rotatably arranged on the lifting plate (3) and the racks (8), and the racks (8) are engaged with the gears (9), the lifting plate (3) is further provided with a limiting piece (11) for limiting the rotation of a rotating shaft A (10) of the gear (9).

2. The clamping device for cutting a special-shaped member according to claim 1, characterized in that: an elastic piece A (7) is arranged between the lifting plate (3) and the abutting column (6) and provides elastic force for enabling the abutting column (6) to move downwards.

3. The clamping device for cutting a special-shaped piece according to claim 2, characterized in that: the locating part (11) includes depression bar (16), the one end of depression bar (16) with lifter plate (3) rotate to be connected, the other end through mounting detachably with lifter plate (3) are connected, be provided with cooperation portion on depression bar (16), cooperation portion with pivot A (10) lateral wall butt of gear (9).

4. The clamping device for cutting a special-shaped piece according to claim 3, wherein: the contact surface of the matching part and the rotating shaft A (10) is an arc surface.

5. The clamping device for cutting a special-shaped piece according to claim 4, wherein: the mounting includes round pin post (17), elastic component B (18), round pin post (17) with lifter plate (3) sliding connection, be provided with on depression bar (16) with the jack of round pin post (17) adaptation, the one end of round pin post (17) set up in the jack, elastic component B (18) set up in between lifter plate (3), round pin post (17), provide the messenger round pin post (17) to the elastic force of removal in the jack.

6. The clamping device for cutting a special-shaped piece according to claim 5, wherein: the driving piece comprises a screw rod (4) and a guide rod (5), the screw rod (4) is rotatably connected with the mounting seat (2), the lifting plate (3) is in threaded connection, the guide rod (5) is connected with the mounting seat (2), the guide rod and the mounting seat are parallel to the axis of the screw rod (4), a sliding hole matched with the guide rod (5) is formed in the lifting plate (3), and the guide rod (5) penetrates through the sliding hole.

7. The clamping device for cutting a special-shaped piece according to claim 6, wherein: the elastic piece A (7) and the elastic piece B (18) are both springs.

8. The clamping device for cutting a special-shaped piece according to claim 7, wherein: mount pad (2), base (1) rotate through pivot B and connect, pivot B includes stiff end (12), rotates end (13), stiff end (12) with base (1) is connected, rotate end (13) with mount pad (2) are connected, stiff end (12) with rotate end (13) and rotate and connect, the transversal polygon of personally submitting of stiff end (12), the transversal circular of personally submitting of rotation end (13), there is the stop collar through threaded connection on the lateral wall of rotation end (13), the stop collar includes cover A (14), cover B (15), cover A (14) with rotate end (13) and pass through threaded connection, cover B (15) with cover A (14) rotate and connect, the interior profile cross section of cover B (15) be with the polygon of stiff end (12) adaptation.