CN212552723U

CN212552723U - Concentric punching tool

Info

Publication number: CN212552723U
Application number: CN202021233385.3U
Authority: CN
Inventors: 陈四彩; 雷霆; 高权江
Original assignee: Xi'an Jianxinchuan Precision Tool Manufacturing Co ltd
Current assignee: Xi'an Jianxinchuan Precision Tool Manufacturing Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-02-19
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to the technical field of punching fixtures, in particular to a concentric punching tool, which comprises a punching seat and a hole center positioning ring, wherein a disc is rotationally connected at the top end of the punching seat, a rotating ring is rotationally connected at the inner side of the punching seat, a fixing frame is fixedly connected at the bottom end of the rotating ring, a telescopic rod is fixedly connected at the left end and the right end of the fixing frame, the other end of the telescopic rod is fixedly connected with the disc, a sliding rod is slidably connected at the inner side of the disc, and a hole center positioning ring is fixedly connected at the top end of the sliding rod. The clamping and fixing of the parts are convenient.

Description

Concentric punching tool

Technical Field

The utility model relates to a punching clamp technical field specifically is a concentric frock of punching.

Background

Along with the progress and the development of production technique, machine part's structure is more diversified, and machine part's required precision is also higher, when carrying out face to face bidirectional punching to machine part, and the fixed difficulty of part cylinder part itself can't guarantee the concentricity between two sets of holes when opposite direction punches, and the position that the part of difference needs to punch is different, can't be better adjust the device, multiple demand when unsatisfying the part and punching.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concentric frock of punching to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a concentric punching tool comprises a punching seat and a hole center positioning ring, wherein a disc is rotatably connected to the inner side of the top end of the punching seat, the inner side of the punching seat is fixedly connected with a double-shaft motor, the tail end of a main shaft of the double-shaft motor is fixedly connected with a screw rod, the screws are symmetrically distributed on the left side and the right side of the double-shaft motor, the outer side of the left end of the screw positioned on the left side and the outer side of the right end of the screw positioned on the right side are both in threaded connection with threaded sleeves, the threaded sleeve is rotationally connected with the disc, the inner side of the punching seat is rotationally connected with a rotating ring, the rotating ring is arranged at the outer side of the double-shaft motor, the bottom end of the rotating ring is fixedly connected with a fixed frame, the left end and the right end of the fixing frame are both fixedly connected with a telescopic rod, the other end of the telescopic rod is fixedly connected with the disc, the inner side of the disc is connected with a sliding rod in a sliding mode, and the top end of the sliding rod is fixedly connected with a hole center positioning ring.

Preferably, be located the left screw sleeve right-hand member and the equal fixedly connected with stopper in screw sleeve's the left end that is located the right side, the stopper is the upper and lower both sides of symmetric distribution at the screw rod, stopper sliding connection is in the inboard of seat of punching a hole.

Preferably, the inner side of the disc is slidably connected with a clamping block, one end of the clamping block is fixedly connected with a spring, the spring is fixedly connected to the inner side of the disc, a clamping groove is formed in the inner side of one end face of the sliding rod, and the clamping block is clamped with the sliding rod through the clamping groove.

Preferably, the inboard of swivel becket is rotated and is connected with and rotates the sleeve, it has the dwang to rotate telescopic left end and the inboard equal sliding connection of right-hand member, it has spacing slide bar to rotate telescopic inboard sliding connection, spacing slide bar and dwang fixed connection, the outside of dwang is provided with the fixed plate, the top and the disc fixed connection of fixed plate.

Preferably, be located the left side the left end of dwang and the equal fixedly connected with gear of right-hand member of dwang that is located the right side, the gear sets up the inboard at the slide bar, the tooth's socket has been seted up to the inboard of slide bar, the gear passes through tooth's socket and slide bar meshing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the biax motor that sets up, the screw rod, the thread bush, components such as telescopic link, can drive the rotation of screw rod through the biax motor, make the thread bush can drive the disc and slide in the inboard of the seat that punches, thereby realize adjusting the distance between the disc of the left and right sides and the hole center holding ring, the convenience is to the centre gripping and the fixing of part, and the disc that makes the left and right sides through the telescopic link avoids the independent rotation of one side disc after the motion, thereby make the hole center holding ring of the left and right sides correspond each other, the concentricity between the hole when guaranteeing to punch the part.

2. The utility model discloses in, through the disc that sets up, the slide bar, components such as gear, hole heart holding ring when one side drives the slide bar slip back, can drive the dwang through the gear and rotate, the dwang passes through spacing slide bar and drives the rotating sleeve and rotate, when rotating sleeve rotates, can drive the inboard dwang in both ends and rotate simultaneously about, thereby realize the hole heart holding ring synchronous stretching of the left and right sides, through the synchronous adjustment to the hole heart holding ring position of the left and right sides, the position of punching that can treat the part of punching adjusts, and can guarantee the concentricity between two sets of holes when punching.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1-punching seat, 2-disc, 3-double-shaft motor, 4-screw rod, 5-threaded sleeve, 6-limiting block, 7-rotating ring, 8-fixing frame, 9-telescopic rod, 10-sliding rod, 11-hole center positioning ring, 12-clamping block, 13-spring, 14-fixing plate, 15-rotating rod, 16-gear, 17-limiting sliding rod and 18-rotating sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a concentric punching tool comprises a punching seat 1 and a hole center positioning ring 11, wherein the inner side of the top end of the punching seat 1 is rotatably connected with a disc 2, the inner side of the punching seat 1 is fixedly connected with a double-shaft motor 3, the tail end of a main shaft of the double-shaft motor 3 is fixedly connected with a screw rod 4, the screw rods 4 are symmetrically distributed on the left side and the right side of the double-shaft motor 3, the screw rods 4 on the left side and the right side can be driven to rotate simultaneously through the operation of the double-shaft motor 3, the outer side of the left end of the screw rod 4 on the left side and the outer side of the right end of the screw rod 4 on the right side are both in threaded connection with a threaded sleeve 5, the threaded sleeve 5 is rotatably connected with the disc 2, when the threaded sleeve 5 and the screw rod 4 rotate relatively, the threaded sleeve 5 can slide along the direction of the screw rod 4, so as to, the rotating ring 7 sets up in the outside of biax motor 3, the bottom fixedly connected with mount 8 of rotating ring 7, this kind of setting can drive mount 8 through rotating ring 7 and rotate, the left end and the equal fixedly connected with telescopic link 9 of right-hand member of mount 8, the other end and the 2 fixed connection of disc of telescopic link 9, the inboard sliding connection of disc 2 has slide bar 10, the top fixedly connected with hole heart holding ring 11 of slide bar 10, the hole heart that both ends punched about this kind of setting is passed through hole heart holding ring 11 to the part is fixed a position.

The right end of the threaded sleeve 5 positioned on the left side and the left end of the threaded sleeve 5 positioned on the right side are fixedly connected with limit blocks 6, the limit blocks 6 are symmetrically distributed on the upper side and the lower side of the screw rod 4, the limit blocks 6 are connected to the inner side of the punching seat 1 in a sliding manner, the sliding of the threaded sleeve 5 on the inner side of the punching seat 1 can be located through the limit blocks 6, the rotation of the threaded sleeve 5 on the inner side of the punching seat 1 is avoided, the inner side of the disc 2 is connected with a clamping block 12 in a sliding manner, one end of the clamping block 12 is fixedly connected with a spring 13, the spring 13 is fixedly connected to the inner side of the disc 2, a clamping groove is formed in one end face of the sliding rod 10, the clamping block 12 is clamped with the sliding rod 10 through the clamping groove, the clamping block 12 can be driven by the elasticity of the spring 13 to be clamped with the clamping groove on, the inner sides of the left end and the right end of the rotating sleeve 18 are both slidably connected with a rotating rod 15, the inner side of the rotating sleeve 18 is slidably connected with a limit slide rod 17, the limit slide rod 17 is fixedly connected with the rotating rod 15, the outer side of the rotating rod 15 is provided with a fixed plate 14, the top end of the fixed plate 14 is fixedly connected with the disc 2, the rotating rod 15 is positioned by the fixed plate 14, thereby realizing the fixation of the gear 16 on the inner side of the sliding rod 10, the rotating rod 15 and the rotating sleeve 18 can rotate simultaneously by the limit slide rod 17, the left end of the rotating rod 15 on the left side and the right end of the rotating rod 15 on the right side are both fixedly connected with a gear 16, the gear 16 is arranged on the inner side of the sliding rod 10, the gear 16 is provided with a tooth socket on the inner side of the sliding rod 10, the gear 16 is engaged with the sliding rod 10 by the, thereby effecting rotation of the rotating lever 15.

The working process is as follows: the utility model supplies power through an external power supply before use, controls the device through a device internal control system, firstly places the rotation to be punched on the top of the punching seat 1, then starts the double-shaft motor 3, the double-shaft motor 3 can drive the screw rod 4 to rotate on the inner side of the punching seat 1, under the limit of the limit block 6, the screw sleeve 5 can not rotate on the inner side of the punching seat 1, thereby realizing the relative rotation between the screw rod 4 and the screw sleeve 5, through the meshing between the screw rod 4 and the screw sleeve 5, the screw rod 4 can drive the screw sleeve 5 to slide along the direction of the screw rod 4 in the rotating process, thereby the screw sleeve 5 drives the disc 2, the disc 2 slides on the inner side of the punching seat 1, the distance between the discs 2 on the left side and the right side is adjusted, thereby the disc 2 and the hole center positioning ring 11 can clamp the part to be punched, the hole center positions of the punched holes of the part can be determined through the hole center positioning rings 11 on the left side and the right side, so that the concentricity between two groups of holes is ensured when the punched positions are required to be changed, the hole center positioning rings 11 can rotate, the hole center positioning rings 11 drive the disc 2 to rotate on the inner side of the punching seat 1 through the sliding rods 10, the corresponding positions of the hole center positioning rings 11 on the part can be adjusted through the rotation of the disc 2, after the disc 2 on one side rotates, the disc 2 can drive the fixing frame 8 to move through the telescopic rods 9, the fixing frame 8 moves along the direction of the rotating ring 7, the telescopic rods 9 on the left side and the right side of the fixing frame 8 can be driven to move together by the fixing frame 8 after moving, so that the telescopic rods 9 can drive the discs 2 on the left side and the right side to move together, and the synchronous adjustment of the hole center positioning rings, the hole center positioning ring 11 is pulled to enable the hole center positioning ring 11 to drive the sliding rod 10 to slide on the inner side of the disc 2, the sliding rod 10 can be meshed with the gear 16 through the sliding groove on the inner side of the sliding rod 10 after sliding, the gear 16 is driven to rotate, the gear 16 can drive the rotating rod 15 to rotate after rotating, the rotating rod 15 can drive the rotating sleeve 18 to rotate through the limit sliding rod 17, when the rotating sleeve 18 rotates, the rotating sleeve 18 can enable the rotating rod 15 on the inner sides of the left end and the right end of the rotating sleeve 18 to rotate simultaneously, the gears 16 on the left side and the right side can be rotated, under the meshing of the gear 16 and the sliding rod 10, the sliding rods 10 on the left side and the right side can be driven to move simultaneously, so that the hole center positioning rings 11 on the left side and the right side can be stretched synchronously, through synchronous adjustment of the positions of the hole center positioning rings 11 on the left side and, after the sliding rod 10 slides on the inner side of the disc 2, the sliding rod 10 can firstly drive the fixture block 12 to enable the fixture block 12 to be accommodated in the inner side of the disc 2 and compress the spring 13, and then the sliding rod 10 can conveniently slide on the inner side of the disc 2, and after the sliding rod 10 does not move, under the elastic force of the spring 13, the fixture block 12 can be driven to pop out from the inner side of the disc 2, so that the fixture block 12 is clamped with the clamping groove in the inner side of the sliding rod 10, the fixing of the sliding rod 10 on the inner side of the disc 2 is realized, and the possibility of movement of the hole center positioning ring 11 is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concentric frock of punching, includes punching seat (1) and centre of hole holding ring (11), its characterized in that: the punching machine is characterized in that a disc (2) is rotatably connected to the inner side of the top end of the punching seat (1), a double-shaft motor (3) is fixedly connected to the inner side of the punching seat (1), a screw rod (4) is fixedly connected to the tail end of a main shaft of the double-shaft motor (3), the screw rods (4) are symmetrically distributed on the left side and the right side of the double-shaft motor (3), a threaded sleeve (5) is in threaded connection with the outer side of the left end of the screw rod (4) on the left side and the outer side of the right end of the screw rod (4) on the right side, the threaded sleeve (5) is rotatably connected with the disc (2), a rotating ring (7) is rotatably connected to the inner side of the punching seat (1), the rotating ring (7) is arranged on the outer side of the double-shaft motor (3), a fixing frame (8) is fixedly connected to the, the other end and disc (2) fixed connection of telescopic link (9), the inboard sliding connection of disc (2) has slide bar (10), the top fixedly connected with hole center holding ring (11) of slide bar (10).

2. The concentric punching tool according to claim 1, characterized in that: be located the left screw sleeve (5) right-hand member and the equal fixedly connected with stopper (6) in the left end of the screw sleeve (5) that is located the right side, stopper (6) are the upper and lower both sides of symmetric distribution at screw rod (4), stopper (6) sliding connection is in the inboard of seat (1) of punching a hole.

3. The concentric punching tool according to claim 1, characterized in that: the disc-type clamping device is characterized in that a clamping block (12) is slidably connected to the inner side of the disc (2), a spring (13) is fixedly connected to one end of the clamping block (12), the spring (13) is fixedly connected to the inner side of the disc (2), a clamping groove is formed in the inner side of one end face of the sliding rod (10), and the clamping block (12) is clamped with the sliding rod (10) through the clamping groove.

4. The concentric punching tool according to claim 1, characterized in that: the inboard of swivel becket (7) is rotated and is connected with and rotates sleeve (18), the left end and the inboard equal sliding connection of right-hand member of rotating sleeve (18) have dwang (15), the inboard sliding connection who rotates sleeve (18) has spacing slide bar (17), spacing slide bar (17) and dwang (15) fixed connection, the outside of dwang (15) is provided with fixed plate (14), the top and disc (2) fixed connection of fixed plate (14).

5. The concentric punching tool according to claim 4, characterized in that: be located the left side the left end of dwang (15) and the equal fixedly connected with gear (16) of right-hand member of dwang (15) that is located the right side, gear (16) set up the inboard at slide bar (10), the tooth's socket has been seted up to the inboard of slide bar (10), gear (16) pass through tooth's socket and slide bar (10) meshing.