CN210115838U

CN210115838U - Tensile automatic clamping device

Info

Publication number: CN210115838U
Application number: CN201920821956.6U
Authority: CN
Inventors: 陈兴峰
Original assignee: NANJING UNITED PRECISION MACHINERY MANUFACTURING Co Ltd
Current assignee: NANJING UNITED PRECISION MACHINERY MANUFACTURING Co Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-02-28
Anticipated expiration: 2029-06-03

Abstract

The utility model belongs to the technical field of mechanical production, especially, tensile self-holding device need change the chuck to the part of current anchor clamps frock to the difference according to sample diameter size shape, need install repeatedly and dismantle, has delayed the time of production undoubtedly, has increased workman's work burden, reduces production efficiency's problem simultaneously, now proposes following scheme, and it includes the base, the top fixed mounting of base has the storage seat, the groove of accomodating has been seted up at the top of storage seat, accomodate inslot sliding connection has the drive plate, and drive plate fixedly connected with power component. The utility model discloses simple structure can drive the mounting through utilizing power component and move downwards, and goes up the fixed sample that the chuck on mounting and the lower mounting can adapt to different diameters, passes through automatic fixed sample behind the load atress when the chuck, dies the sample lock, reduces intensity of labour, has improved production efficiency.

Description

Tensile automatic clamping device

Technical Field

The utility model relates to a mechanical production technical field especially relates to a tensile automatic clamping device.

Background

In the mechanical production process, all the shapes, sizes, positions, properties and the like of the production objects are changed to form finished products or semi-finished products, and the production process can be divided into casting, forging, stamping, welding, machining, assembling and other processes.

Along with the continuous promotion of mechanization degree, the product kind that people processed is more and more, the clamping mode of part also demonstrates the diversification, but current anchor clamps frock is single plane clamping or face of cylinder clamping, its fixed mode is more single, need change the chuck according to sample diameter size shape to the part of difference, need install and dismantle repeatedly, the time of production has been delayed undoubtedly, workman's work burden has been increased, reduce production efficiency simultaneously, so we have proposed a tensile self-holding device, be used for solving the above-mentioned problem that puts forward.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having the anchor clamps frock among the prior art and need change the chuck according to sample diameter size shape to the part of difference, need install repeatedly and dismantle, has delayed the time of production undoubtedly, has increased workman's work burden, reduces production efficiency's shortcoming simultaneously, and the tensile self-holding device who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a tensile self-holding device, includes the base, the top fixed mounting of base has the storage seat, the storage groove has been seted up at the top of storage seat, it has the drive plate to accomodate inslot sliding connection, and drive plate fixedly connected with power component, the top of drive plate extends to the top and the fixed mounting of storage seat has the movable plate, one side fixed mounting of movable plate has the pressure movable plate, the bottom fixed mounting of pressure movable plate has last mounting, one side sliding connection of storage seat has the buffer board, the bottom fixedly connected with buffering subassembly of buffer board, the mounting under the top fixedly connected with of buffer board, it all is provided with the fixing base with lower mounting to go up the mounting, and two chucks that the symmetry set up are all rotated to the one side that two fixing bases are close to each other.

Preferably, fixed mounting has the bolt on the chuck, and the one end of bolt extends to in the fixing base and rotates with the fixing base and be connected, puts into the sample between two chucks of symmetry setting, and the chuck is because can rotate, so the chuck can adapt to the sample of different diameters.

Preferably, the threaded guide rods are fixedly mounted on one sides, away from each other, of the two fixing seats, one side, away from each other, of the two threaded guide rods is fixedly connected with the threads on one side, close to the mounting plate and the buffer plate, of the mounting plate and the lower mounting plate respectively, and the upper mounting piece and the lower mounting piece are replaced through the threaded guide rods.

Preferably, power component is including installing the band-type brake motor in storage seat one side, the welding has the drive shaft on the output shaft of band-type brake motor, the drive shaft extends to accomodate the inslot and with accomodate one side inner wall rotation connection in groove, the fixed cover in the outside of drive shaft is equipped with the gear, one side fixed mounting of drive plate has the rack, and gear and rack mesh mutually, when needs promote the drive plate and remove, starts the band-type brake motor this moment, alright carry out longitudinal movement with driving plate.

Preferably, one side fixed mounting of storage seat has two telescopic links that the symmetry set up, and two telescopic links all with one side fixed connection of movable plate, utilize the telescopic link to move the movable plate and carry on spacingly, can not take place the skew when making its longitudinal movement.

Preferably, the buffering subassembly includes the U-shaped plate of fixed mounting at the base top, the top sliding connection of U-shaped plate has two sliding plates that the symmetry set up, the top of sliding plate is rotated and is connected with the connecting axle, and the top of two connecting axles is crossed and is rotated with the bottom of buffer board and be connected, the top fixed mounting of U-shaped plate has the locating plate, and the equal fixed mounting in one side that two locating plates kept away from each other has spacing spring, and the one end that two spacing springs kept away from each other respectively with two connecting axle fixed connection, the buffering subassembly can cushion the buffer board through utilizing connecting axle, sliding plate and spacing spring, prevents to go up fixing piece and down fixing piece add how big and cause deformation to the outside of fixed sample of holding.

Preferably, the telescopic link includes first sleeve and second sleeve, and the slip cap of one side that first sleeve and first sleeve are close to each other is equipped with the slide bar, and the telescopic link is when needs extension or shorten, can drive same slide bar in first sleeve and the second sleeve and remove, and then can change the length of telescopic link.

In the utility model, the clamp tooling in the prior art needs to replace the clamping head for different parts according to the size and the shape of the sample diameter, therefore, the repeated installation and disassembly are required, the production time is delayed, the workload of workers is increased, meanwhile, the production efficiency is reduced, the technical proposal is improved aiming at the prior technical problem, when the fixed sample needs to be fixedly clamped, the fixed sample is firstly placed on the lower fixing piece, then the contracting brake motor is started, the contracting brake motor drives the upper fixing piece to move downwards, when the upper fixing piece is contacted with a fixed sample, the chuck is forced to rotate, so the chuck is through the automatic fixed sample after the load atress, dies the sample lock, therefore this clamping device body need not follow according to the sample diameter in the use and trade the chuck, and the simple operation is laborsaving.

The utility model discloses in, when last mounting to fixed sample laminating and move downwards, can stretch reset spring, under reset spring's elasticity, can cushion the decurrent impact force of buffer board, prevented that fixed sample can not take place deformation because of adding the holding power too big.

The utility model discloses in, through setting up screw thread guide arm convenient to detach and change mounting and lower mounting.

The utility model discloses in, can remove the movable plate through setting up the telescopic link and carry on spacingly, can not take place the skew when making its longitudinal movement.

The utility model discloses simple structure can drive the mounting through utilizing power component and move downwards, and goes up the fixed sample that the chuck on mounting and the lower mounting can adapt to different diameters, passes through automatic fixed sample behind the load atress when the chuck, dies the sample lock, reduces intensity of labour, has improved production efficiency.

Drawings

Fig. 1 is a schematic structural front view of an automatic stretching clamping device provided by the present invention;

fig. 2 is an enlarged schematic structural view of a portion a of the automatic stretching clamping device according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a storage seat of the automatic stretching clamping device of the present invention;

fig. 4 is a schematic three-dimensional structure diagram of an upper fixing member and a lower fixing member of the automatic stretching clamping device of the present invention.

In the figure: the device comprises a base 1, a storage seat 2, a storage groove 3, a drive plate 4, a rack 5, a band-type brake motor 6, a drive shaft 7, a gear 8, a movable plate 9, an expansion rod 10, a pressing plate 11, a mounting plate 12, an upper fixing part 13, a buffer plate 14, a lower fixing part 15, a connecting shaft 16, a sliding plate 17, a U-shaped plate 18, a positioning plate 19, a limiting spring 20, a screw rod guide rod 21, a fixing seat 22, a bolt 23 and a chuck 24.

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.

Example one

Referring to fig. 1-4, a tensile self-holding device, including base 1, the top fixed mounting of base 1 has storage seat 2, storage groove 3 has been seted up at storage seat 2's top, sliding connection has drive plate 4 in storage groove 3, and drive plate 4 fixed connection has a power component, the top of drive plate 4 extends to storage seat 2's top and fixed mounting has movable plate 9, one side fixed mounting of movable plate 9 has pressure movable plate 11, the bottom fixed mounting of pressure movable plate 11 has last mounting 13, one side sliding connection of storage seat 2 has buffer board 14, the bottom fixed connection of buffer board 14 has buffering component, mounting 15 under buffer board 14's the top fixed connection of buffer board 14, it all is provided with fixing base 22 to go up mounting 13 and lower mounting 15, one side that two fixing base 22 are close to each other all rotates and is connected with two chucks 24 that the symmetry set up.

In this embodiment, the clamping head 24 is fixedly installed with the plug 23, and one end of the plug 23 extends into the fixing seat 22 and is rotatably connected with the fixing seat 22.

In this embodiment, the two fixing seats 22 are fixedly provided with the threaded guide rods 21 on the sides far away from each other, and the two threaded guide rods 21 are fixedly connected with the mounting plate 12 and the buffer plate 14 on the sides near to each other through threads.

In this embodiment, power component has drive shaft 7 including installing the band-type brake motor 6 in storage seat 2 one side, and the welding has on the output shaft of band-type brake motor 6, and drive shaft 7 extends to and accomodates in the groove 3 and with accomodate one side inner wall rotation connection of groove 3, and the fixed cover in outside of drive shaft 7 is equipped with gear 8, and one side fixed mounting of drive plate 4 has rack 5, and gear 8 and rack 5 mesh mutually.

In this embodiment, two telescopic rods 10 symmetrically arranged are fixedly installed on one side of the storage seat 2, and the two telescopic rods 10 are both fixedly connected with one side of the moving plate 9.

In this embodiment, the buffering subassembly includes U-shaped plate 18 of fixed mounting at base 1 top, the top sliding connection of U-shaped plate 18 has two sliding plates 17 that the symmetry set up, sliding plate 17's top is rotated and is connected with connecting axle 16, and the top of two connecting axles 16 is crossed and is rotated with the bottom of buffer plate 14 and be connected, U-shaped plate 18's top fixed mounting has locating plate 19, and the equal fixed mounting in one side that two locating plates 19 kept away from each other has spacing spring 20, and the one end that two spacing springs 20 kept away from each other respectively with two connecting axles 16 fixed connection.

In this embodiment, the telescopic rod 10 includes a first sleeve and a second sleeve, and a sliding rod is slidably sleeved on a side where the first sleeve and the first sleeve are close to each other.

Example two

Referring to fig. 1-4, a stretching automatic clamping device comprises a base 1, a receiving seat 2 is welded on the top of the base 1, a receiving groove 3 is formed on the top of the receiving seat 2, a driving plate 4 is slidably connected in the receiving groove 3, a power assembly is fixedly connected to the driving plate 4, the top of the driving plate 4 extends to the upper side of the receiving seat 2, a moving plate 9 is welded on the top of the driving plate 4, a pressing plate 11 is welded on one side of the moving plate 9, an upper fixing member 13 is welded on the bottom of the pressing plate 11, a buffer plate 14 is slidably connected on one side of the receiving seat 2, a buffer assembly is fixedly connected on the bottom of the buffer plate 14, a lower fixing member 15 is welded on the top of the buffer plate 14, the upper fixing member 13 and the lower fixing member 15 are both provided with fixing seats 22, two symmetrically arranged chucks 24 are rotatably connected on the side of the, the clamping heads 24 on the upper fixing piece 13 and the lower fixing piece 15 can be suitable for fixing samples with different diameters, and when the clamping heads 24 are stressed by loads, the samples are automatically fixed, so that the samples are locked, the labor intensity is reduced, and the production efficiency is improved.

In this embodiment, the clamping heads 24 are welded with the bolts 23, one ends of the bolts 23 extend into the fixing seats 22 and are rotatably connected with the fixing seats 22, the samples are placed between the two symmetrically arranged clamping heads 24, and the clamping heads 24 can rotate, so that the clamping heads 24 can adapt to samples with different diameters.

In this embodiment, the threaded guide rods 21 are welded to the sides of the two fixing bases 22 away from each other, and the sides of the two threaded guide rods 21 away from each other are respectively welded to the side of the mounting plate 12 and the side of the buffer plate 14 close to each other by threads, so that the upper fixing member 13 and the lower fixing member 15 are conveniently detached and replaced by using the threaded guide rods 21.

In this embodiment, power component is including installing the band-type brake motor 6 in storage seat 2 one side, the welding has drive shaft 7 on the output shaft of band-type brake motor 6, drive shaft 7 extends to accomodate in the groove 3 and with accomodate one side inner wall rotation connection of groove 3, the fixed cover in outside of drive shaft 7 is equipped with gear 8, the welding of one side of drive plate 4 has rack 5, and gear 8 and rack 5 mesh mutually, when needs promote drive plate 4 and remove, start band-type brake motor 6 this moment, alright carry out longitudinal movement with driving plate 4.

In this embodiment, two telescopic links 10 that the welding of one side of storage seat 2 set up symmetrically, and two telescopic links 10 all weld with one side of movable plate 9 mutually, utilize telescopic link 10 can move movable plate 9 and carry on spacingly, can not take place the skew when making its longitudinal movement.

In this embodiment, the buffering subassembly is including welding the U-shaped plate 18 at base 1 top, the top sliding connection of U-shaped plate 18 has two sliding plates 17 that the symmetry set up, sliding plate 17's top is rotated and is connected with connecting axle 16, and the top of two connecting axles 16 is crisscross and is rotated with the bottom of buffer plate 14 and be connected, the top welding of U-shaped plate 18 has locating plate 19, and two locating plates 19 one side of keeping away from each other all welds spacing spring 20, and the one end that two spacing springs 20 kept away from each other welds with two connecting axles 16 respectively, the buffering subassembly is through utilizing connecting axle 16, sliding plate 17 and spacing spring 20 can cushion buffer plate 14, prevent that how big and the outside to fixed sample of the clamping force of upper fixing piece 13 and lower fixing piece 15 from causing deformation.

In this embodiment, telescopic link 10 includes first sleeve and second sleeve, and the slip cap of one side that first sleeve and first sleeve are close to each other is equipped with the slide bar, and telescopic link 10 is when needs extension or shorten, can drive same slide bar in first sleeve and the second sleeve and remove, and then can change telescopic link 10's length.

In the embodiment, when a fixed sample needs to be fixed and clamped, the fixed sample is firstly placed on the lower fixing piece 15, then the band-type brake motor 6 is started, the band-type brake motor 6 can drive the driving shaft 7 to rotate anticlockwise, and the gear 8 is meshed with the rack 5, so that the driving plate 4 can be driven to descend, the driving plate 4 can drive the upper fixing piece 13 to move downwards, when the upper fixing piece 13 is in contact with the fixed sample, the chuck 24 can be stressed to rotate, so that the chuck 24 can automatically fix the sample after the load is stressed, and the sample is locked;

when the upper fixing member 13 fits and moves the fixed sample downward, pressing the two connecting shafts 16 will push the two sliding plates 17 to slide toward the sides away from each other, so as to stretch the return spring 20, and under the elastic force of the return spring 20, the downward impact force of the buffer plate 14 can be buffered, thereby preventing the fixed sample from being deformed due to too large clamping force.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a tensile self-holding device, includes base (1), its characterized in that, the top fixed mounting of base (1) has storage seat (2), storage groove (3) have been seted up at the top of storage seat (2), sliding connection has drive plate (4) in storage groove (3), and drive plate (4) fixed connection has power component, the top of drive plate (4) extends to the top of storage seat (2) and fixed mounting has movable plate (9), one side fixed mounting of movable plate (9) has pressure board (11), the bottom fixed mounting of pressure board (11) has upper mounting (13), one side sliding connection of storage seat (2) has buffer board (14), the bottom fixed connection of buffer board (14) has buffer component, top fixed connection of buffer board (14) has lower mounting (15), go up mounting (13) and lower mounting (15) and all be provided with fixing base (22), two fixing base (22) are close to each other one side equal swivelling joint have two chucks (24) that the symmetry set up.

2. The stretching automatic clamping device as claimed in claim 1, wherein the clamping head (24) is fixedly provided with a bolt (23), and one end of the bolt (23) extends into the fixed seat (22) and is rotatably connected with the fixed seat (22).

3. The stretching automatic clamping device as claimed in claim 1, characterized in that the two fixed seats (22) are fixedly provided with a threaded guide rod (21) at the side far away from each other, and the two threaded guide rods (21) are fixedly connected with the mounting plate (12) and the buffer plate (14) at the side close to each other by threads.

4. The automatic stretching clamping device as claimed in claim 1, wherein the power assembly comprises a band-type brake motor (6) installed on one side of the storage seat (2), a driving shaft (7) is welded on an output shaft of the band-type brake motor (6), the driving shaft (7) extends into the storage groove (3) and is rotatably connected with an inner wall of one side of the storage groove (3), a gear (8) is fixedly sleeved on the outer side of the driving shaft (7), a rack (5) is fixedly installed on one side of the driving plate (4), and the gear (8) is meshed with the rack (5).

5. The stretching automatic clamping device as claimed in claim 1, characterized in that two symmetrically arranged telescopic rods (10) are fixedly installed on one side of the receiving seat (2), and both telescopic rods (10) are fixedly connected with one side of the moving plate (9).

6. The automatic stretching clamping device according to claim 1, wherein the buffer assembly comprises a U-shaped plate (18) fixedly mounted on the top of the base (1), the top of the U-shaped plate (18) is slidably connected with two sliding plates (17) symmetrically arranged, the top of each sliding plate (17) is rotatably connected with a connecting shaft (16), the tops of the two connecting shafts (16) are crossed and rotatably connected with the bottom of the buffer plate (14), a positioning plate (19) is fixedly mounted on the top of the U-shaped plate (18), a limiting spring (20) is fixedly mounted on one side, away from each other, of each positioning plate (19), and one end, away from each other, of each limiting spring (20) is fixedly connected with each connecting shaft (16).

7. The stretching automatic clamping device as claimed in claim 5, wherein the telescopic rod (10) comprises a first sleeve and a second sleeve, and a sliding rod is slidably sleeved on the side where the first sleeve and the first sleeve are close to each other.