CN215320602U

CN215320602U - Original point stretching device

Info

Publication number: CN215320602U
Application number: CN202120975460.1U
Authority: CN
Inventors: 谭建华; 司徒毅贤
Original assignee: GUANGZHOU POTOP EXPERIMENTAL ANALYSIS INSTRUMENT CO Ltd
Current assignee: GUANGZHOU POTOP EXPERIMENTAL ANALYSIS INSTRUMENT CO Ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-28
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses an original point stretching device which comprises a machine base, four clamps, a transverse moving structure, a longitudinal moving structure, a first supporting plate and a second supporting plate, wherein two ends of the first supporting plate are arranged on two sides of the machine base in a sliding mode, two ends of the second supporting plate are arranged on the other two sides of the machine base in a sliding mode and are perpendicular to the first supporting plate, the transverse moving structure is arranged on the left side of the machine base, a moving end of the transverse moving structure is connected with the first supporting plate, the longitudinal moving structure is arranged on the front side of the machine base, a moving end of the longitudinal moving structure is connected with the second supporting plate, two of the four clamps are fixed on the right side and the rear side of the machine base, the other two clamps are respectively arranged on the first supporting plate and the second supporting plate, and the front ends of the four clamps enclose a square area. The utility model leads the original point of the film to be fixed and to be stretched towards the left side and the front side, thereby realizing good stretching efficiency, simultaneously, only two directions are needed for stretching, the whole stretching device only needs two moving structures, the structure is simpler, and the stretching quality is favorably improved.

Description

Original point stretching device

Technical Field

The utility model relates to the technical field of thin stretching equipment, in particular to an original point stretching device.

Background

In the conventional film stretching apparatus, a film is stretched in four directions by holding the film with a jig. Although the film stretching device can meet the use requirements to a certain extent, the film stretching device has the following disadvantages: the four-direction stretching needs a plurality of moving structures to drive the clamp to move, and the structure is complex.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides an origin stretching device.

The technical scheme of the utility model is as follows:

the utility model provides an original point stretching device, includes frame, four anchor clamps, lateral shifting structure, longitudinal movement structure, first backup pad and second backup pad, the both ends of first backup pad slide and set up the both sides of frame, the both ends of second backup pad slide and set up the other both sides of frame and with first backup pad is perpendicular, the lateral shifting structure is installed on the left side of frame, its removal end with first backup pad is connected, the longitudinal movement structure is installed on the front side of frame, its removal end with the second backup pad is connected, four two in the anchor clamps are fixed on the right side and the rear side of frame, other two install respectively on first backup pad and the second backup pad, four the front end of anchor clamps encloses into square region.

Preferably, four of the clamps are located on the same horizontal plane.

Preferably, the lateral shifting structure includes first motor and first lead screw, first motor is installed the left side of frame, the one end of first lead screw is passed the left side of frame with first motor drive is connected, its other end with first backup pad threaded connection.

Preferably, the longitudinal moving structure comprises a second motor and a second screw rod, the second motor is installed on the front side of the base, one end of the second screw rod penetrates through the front side of the base to be in transmission connection with the second motor, and the other end of the second screw rod is in threaded connection with the second supporting plate.

Preferably, the fixture comprises an upper clamp plate, a lower clamp plate, an elastic sheet, a movable column and a press plate, wherein the lower clamp plate is fixed on the right side and the rear side of the base respectively, the other two lower clamp plates are fixed on the first support plate and the second support plate respectively, the upper clamp plate is fixed on the lower clamp plate, a pressure cavity is formed between the upper clamp plate and the front end of the lower clamp plate, the press plate is arranged in the pressure cavity, the movable column vertically penetrates through the front end of the upper clamp plate, the lower end of the movable column is fixed on the press plate, the upper end of the movable column extends out of the upper clamp plate, the elastic sheet is fixed on the upper clamp plate, and the front end of the elastic sheet is pressed on the upper end of the movable column.

Preferably, the clamp further comprises a top pillar and a swing rod, the top pillar vertically penetrates through the front end of the upper clamping plate, the upper end of the top pillar is pressed against the bottom of the pressing plate, the middle of the swing rod is hinged to the bottom of the lower clamping plate, and the top of the front end of the swing rod is pressed against the lower end of the top pillar.

Preferably, a pulley is arranged at the front end shaft of the swing rod, and the lower end of the top column is pressed on the pulley.

Preferably, the front end of the lower clamping plate is vertically provided with a first through hole, and the top column is arranged in the first through hole in a sliding manner.

Preferably, a second through hole is vertically formed in the front end of the upper clamping plate, and the movable column is arranged in the second through hole in a sliding mode.

Compared with the prior art, the utility model has the beneficial effects that: the two clamps are driven to move by the transverse moving structure and the longitudinal moving structure, the other two clamps are not moved, the original point of the film is not moved, and the film is stretched towards the left side and the front side, so that good stretching efficiency is realized.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of an origin stretching apparatus according to the present invention;

FIG. 2 is a schematic view of the overall structure of the jig of the present invention;

FIG. 3 is an exploded view of the clip of the present invention;

the device comprises a base 1, a clamp 2, a transverse moving structure 3, a longitudinal moving structure 4, a first supporting plate 5, a second supporting plate 6, an upper clamping plate 21, a lower clamping plate 22, a spring plate 23, a movable column 24, a pressing plate 25, a pressing cavity 26, a top column 27, a swing rod 28, a pulley 29, a first through hole 210, a second through hole 211, a first motor 31 and a first screw rod 32.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In order to explain the technical means of the present invention, the following description will be given by way of specific examples.

Example 1

As shown in fig. 1 to 3, the original stretching apparatus of this embodiment includes a base 1, four clamps 2, a lateral moving structure 3, a longitudinal moving structure 4, a first support plate 5 and a second support plate 6, wherein two ends of the first support plate 5 are slidably disposed on two sides of the base 1, two ends of the second support plate 6 are slidably disposed on the other two sides of the base 1 and perpendicular to the first support plate 5, the lateral moving structure 3 is mounted on the left side of the base 1, a moving end thereof is connected to the first support plate 5, the longitudinal moving structure 4 is mounted on the front side of the base 1, a moving end thereof is connected to the second support plate 6, two of the four clamps 2 are fixed on the right side and the rear side of the base 1, the other two clamps are respectively mounted on the first support plate 5 and the second support plate 6, front ends of the four clamps 2 enclose a square area, the four clamps 2 are positioned on the same horizontal plane. The during operation, four anchor clamps 2 are cliied the film material, the anchor clamps 2 that are located the right side of frame 1 and rear side are motionless, lateral shifting structure 3 drives first backup pad 5 lateral shifting on frame 1, it carries out lateral shifting to the film to drive anchor clamps 2 that are located on first backup pad 5, and simultaneously, longitudinal shifting structure 4 drives second backup pad 6 longitudinal shifting on frame 1, it carries out longitudinal shifting to the film to drive anchor clamps 2 that are located on second backup pad 6, thereby make the original point of film motionless and to left side and front side tensile, realize good tensile efficiency, and simultaneously, it is tensile only to need two directions, whole stretching device only needs two moving structure, the structure is simpler, convenient control, be favorable to promoting tensile quality.

In the present embodiment, since the longitudinal moving structure 4 and the lateral moving structure 3 are the same in structure, only the moving direction and the acting object are different, the longitudinal moving structure 4 drives the second supporting plate 6 to move longitudinally, and the lateral moving structure 3 drives the first supporting plate 5 to move laterally, and here, only the lateral moving structure 3 will be described. Lateral shifting structure 3 includes first motor 31 and first lead screw 32, first motor 31 is installed the left side of frame 1, the one end of first lead screw 32 is passed the left side of frame 1 with first motor 31 transmission is connected, its other end with 5 threaded connection of first backup pad. The nut can be welded on the first supporting plate 5, the other end of the first screw rod 32 is screwed with the nut to form threaded connection, and in operation, the first motor 31 rotates to drive the first screw rod 32 to rotate, so that the first supporting plate 5 is driven to move transversely, and the fixture on the first supporting plate 5 is driven to transversely stretch the film. The lateral movement structure 3 and the longitudinal movement structure 4 may also adopt other structures as long as the first support plate 5 and the second support plate 6 are driven to move.

In this embodiment, as shown in fig. 2 and 3, the fixture 2 includes an upper clamp plate 21, a lower clamp plate 22, an elastic sheet 23, a movable column 24, and a pressing plate 25, two of the four fixture 2, the lower clamp plate 22 is fixed to the right side and the rear side of the base 1, the other two fixture 2, the lower clamp plate 22 is fixed to the first support plate 5 and the second support plate 6, the upper clamp plate 21 is fixed to the lower clamp plate 22, a pressing cavity 26 is formed between the upper clamp plate 21 and the front end of the lower clamp plate 22, the pressing plate 25 is disposed in the pressing cavity 26, the movable column 24 vertically penetrates through the front end of the upper clamp plate 21, the lower end of the movable column is fixed to the pressing plate 24, the upper end of the movable column extends out of the upper clamp plate 21, the elastic sheet 23 is fixed to the upper clamp plate 21, and the front end of the elastic sheet is pressed to the upper end of the movable column 24. When materials such as a thin film are to be clamped, the pressing plate 25 is pushed upwards, the materials such as the thin film are placed between the pressing plate 25 and the lower clamping plate 22, the acting force of the elastic sheet 23 is utilized to enable the movable column 24 to move downwards to drive the pressing plate 25 to press the thin film on the lower clamping plate 22, the clamping function can be rapidly realized, the problems that the structure is complex and the like caused by the fact that a traditional pneumatic clamp is attached to an external pneumatic system are effectively solved, and the clamp is more convenient and effective to use. To release the film, the pressing plate 25 is pushed upward, and the film is taken out from between the pressing plate 25 and the lower plate 22.

In this embodiment, the fixture 2 further includes a top pillar 27 and a swing link 28, the top pillar 27 vertically penetrates through the front end of the upper clamp plate 21, the upper end of the top pillar is pressed against the bottom of the pressing plate 25, the middle portion of the swing link 28 is hinged to the bottom of the lower clamp plate 22, the top of the front end of the swing link is pressed on the lower end of the top pillar 27, the swing link 28 is utilized to drive the top pillar 27 to move upwards to push the pressing plate 25 open, and materials such as films and the like are conveniently placed between the pressing plate 25 and the lower clamp plate 22 to be clamped. The front end shaft of the swing rod 28 is provided with a pulley 29, and the lower end of the ejection column 27 is pressed on the pulley 29, so that the lower end of the ejection column 27 is in sliding contact with the pulley 29, the friction force between the lower end of the ejection column 27 and the pulley 29 is reduced, and the swing rod 28 is favorable for driving the ejection column 27 to move upwards. The front end of the lower clamping plate 22 is vertically provided with a first through hole 210, and the top column 27 is slidably arranged in the first through hole 210, so that the top column 27 can conveniently move vertically. The front end of the upper clamping plate 21 is vertically provided with a second through hole 211, and the movable column 24 is slidably arranged in the second through hole 211, so that the movable column 24 can move vertically conveniently. In order to enable the pressing plate 25 to press the film better, the bottom of the pressing plate 25 and the top of the lower clamping plate 22 are provided with pressing teeth.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An original point stretching device is characterized in that: including frame, four anchor clamps, lateral shifting structure, longitudinal shifting structure, first backup pad and second backup pad, the both ends of first backup pad slide and set up the both sides of frame, the both ends of second backup pad slide and set up the other both sides of frame and with first backup pad is perpendicular, the lateral shifting structure install on the left side of frame, its removal end with first backup pad is connected, the longitudinal shifting structure is installed on the front side of frame, its removal end with the second backup pad is connected, four two in the anchor clamps are fixed on the right side and the rear side of frame, other two install respectively on first backup pad and the second backup pad, four the front end of anchor clamps encloses into square region.

2. The origin stretching device according to claim 1, characterized in that: the four clamps are positioned on the same horizontal plane.

3. The origin stretching device according to claim 1, characterized in that: the lateral shifting structure includes first motor and first lead screw, first motor is installed the left side of frame, the one end of first lead screw is passed the left side of frame with first motor drive is connected, its other end with first backup pad threaded connection.

4. The origin stretching device according to claim 1, characterized in that: the longitudinal moving structure comprises a second motor and a second screw rod, the second motor is installed on the front side of the base, one end of the second screw rod penetrates through the front side of the base and is in transmission connection with the second motor, and the other end of the second screw rod is in threaded connection with the second supporting plate.

5. The origin stretching device according to any one of claims 1 to 4, characterized in that: the clamp comprises an upper clamp plate, a lower clamp plate, an elastic sheet, a movable column and a press plate, wherein the lower clamp plate is fixed on the right side and the rear side of the base respectively, the lower clamp plate is fixed on the first support plate and the second support plate respectively, the upper clamp plate is fixed on the lower clamp plate, a pressure cavity is formed between the upper clamp plate and the front end of the lower clamp plate, the press plate is arranged in the pressure cavity, the movable column vertically penetrates through the front end of the upper clamp plate, the lower end of the movable column is fixed on the press plate, the upper end of the movable column extends out of the upper clamp plate, the elastic sheet is fixed on the upper clamp plate, and the front end of the elastic sheet is pressed on the upper end of the movable column.

6. The origin stretching device according to claim 5, wherein: the clamp further comprises a top column and a swing rod, the top column vertically penetrates through the front end of the upper clamping plate, the upper end of the top column is pressed against the bottom of the pressing plate, the middle of the swing rod is hinged to the bottom of the lower clamping plate, and the top of the front end of the swing rod is pressed against the lower end of the top column.

7. The origin stretching device according to claim 6, characterized in that: the front end shaft of the swing rod is provided with a pulley, and the lower end of the ejection column is pressed on the pulley.

8. The origin stretching device according to claim 6, characterized in that: the front end of the lower clamping plate is vertically provided with a first through hole, and the top column is arranged in the first through hole in a sliding mode.

9. The origin stretching device according to claim 5, wherein: a second through hole is vertically formed in the front end of the upper clamping plate, and the movable column is arranged in the second through hole in a sliding mode.