CN211210080U

CN211210080U - Fixing mechanism for soldering paste printer

Info

Publication number: CN211210080U
Application number: CN201922460659.6U
Authority: CN
Inventors: 丁永贵
Original assignee: Nanjing Susen Electronic Co ltd
Current assignee: Nanjing Susen Electronic Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-07
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a fixed establishment for soldering paste printing machine, locate the compression leg of fixed plate top both sides including fixed plate, symmetry, the equal coaxial connecting rod that is fixed with of both ends face of compression leg, the end of every connecting rod all is fixed with the rocking arm, the other end of rocking arm is connected with L sliding plate that appears through the round pin axle rotation, the horizontal section and the fixed plate sliding connection of sliding plate, sliding connection has the extrusion piece on the top surface of sliding plate, the one end and the rocking arm surface contact of extrusion piece, the vertical end of sliding plate set up threaded hole, the ejector pin is worn to be equipped with by the screw in the screw hole, and the ejector pin is the bolt form, and the end of ejector pin is used for supporting one side that the rocking arm was kept away from to the extrusion piece tightly, and wherein the ejector pin rotates, and drive extrusion piece slides on the sliding plate, drives the rocking arm and rotates to make the compression leg be close to the.

Description

Fixing mechanism for soldering paste printer

Technical Field

The utility model relates to a soldering paste printing machine technical field especially relates to a fixing mechanism for soldering paste printing machine.

Background

At present, the application of electronic products has penetrated the aspects of life, and the manufacturing requirements of people on the electronic products are higher and higher, because the electronic products are increasingly small and precise, the production of the printed circuit board of the electronic products is necessarily completed by surface assembly technical equipment, and the solder paste printing of the first procedure of the production is completed by a solder paste printer, so the processing of the first procedure determines the production quality of the printed circuit board to a great extent.

The existing solder paste printing machine generally comprises a mounting table, a fixing frame fixedly connected to the mounting table, and a solder paste spray head slidably connected to the fixing frame, wherein the fixing frame is fixedly connected to the mounting table, the supporting plate is fixedly connected to the fixing frame and used for supporting a circuit board, and the clamping device is fixedly connected to the supporting plate and used for clamping the circuit board.

The conventional clamping device is generally provided with a support on a support plate, the support is connected with a plurality of bolts through threads, a circuit board is arranged between the bolts and the support plate, the circuit board is fixed through screwing of the bolts, the number of the bolts is large in the actual use process, the circuit board is inconvenient to adjust according to the size of the circuit board, and the circuit board is not convenient and quick enough to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soldering paste is fixed establishment for printing machine 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:

the utility model provides a fixed establishment for soldering paste printing machine, includes fixed plate, symmetry locates the compression leg of fixed plate top both sides, the both ends face of compression leg all is coaxially fixed with the connecting rod, and the end of every connecting rod all is fixed with the rocking arm, the other end of rocking arm is connected with L shape sliding plate through the round pin hub rotation, the horizontal section and the fixed plate sliding connection of sliding plate.

The top surface of the sliding plate is connected with an extrusion block in a sliding mode, one end of the extrusion block is in surface contact with the rocker arm, a threaded hole is formed in the longitudinal end of the sliding plate, an ejector rod penetrates through the threaded hole in a spiral mode, the ejector rod is in a bolt shape, the tail end of the ejector rod is used for abutting against one side, away from the rocker arm, of the extrusion block, the ejector rod rotates, the extrusion block is driven to slide on the sliding plate, the rocker arm is driven to rotate, and therefore the compression column is enabled to be close to the.

And the sliding plate is also provided with a return mechanism for driving the compression leg to move towards the direction far away from the fixed plate.

Further, the return mechanism comprises an arc plate, a spring and a guide block, wherein the arc plate is fixed on the sliding plate, a guide hole is formed in the sliding plate, the curvature axis of the guide hole and the rotation axis of the rocker arm are collinear, the guide block is arranged in the guide hole in a sliding mode, one side of the guide block and one side of the rocker arm, which is far away from the compression leg, are fixedly connected, the spring is arranged in the guide hole, one end of the spring is connected with the guide block, and the other end of the spring is connected with the inner wall of the guide.

Furthermore, one side of the extrusion block, which is in contact with the tail end of the ejector rod, is provided with a protection pad.

Furthermore, the top surface of the fixed plate is provided with a sliding chute corresponding to the sliding plate, the sliding chute is arranged along the length direction of the fixed plate, and the bottom of the sliding plate is fixed with a sliding block which is connected with the corresponding sliding chute in a matching way.

Furthermore, the pull rod of U-shaped is fixed in the outside of compression leg, and when the compression leg rotated and pushed down, its one side that is close to the fixed plate distributed the recess, all is connected with the depression bar through restoring spring in every recess.

The utility model has the advantages that:

the utility model discloses a fixed plate can fixed mounting on the backup pad on soldering paste printing machine, the circuit board size of centre gripping as required, adjust the sliding plate position at every compression leg both ends, position accessible bolt fastening between sliding plate and the fixed plate, before clamping circuit board, the fixed plate is kept away from under the pulling force effect of spring to the compression leg, place the circuit board at the fixed plate middle part, through rotating the ejector pin on every sliding plate, it promotes the extrusion piece and is close to the rocking arm that corresponds gradually to drive the ejector pin, the extrusion rocking arm rotates to middle part one side that is close to the fixed plate, each depression bar compress tightly circuit board on the compression leg can clamping circuit board, and easy operation is quick, and convenient the regulation, and wide applicability.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

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

FIG. 2 is an enlarged view of a portion of the structure of the present invention;

in the figure: the device comprises a fixed plate 1, a compression column 2, a pull rod 3, a push rod 5, an extrusion block 6, a sliding plate 7, a rocker arm 8, a compression bar 9, a guide block 10, an arc-shaped plate 11, a spring 12 and a guide hole 13.

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. 1-2, a fixing mechanism for a solder paste printer comprises a fixing plate 1 and compression columns 2 symmetrically arranged on two sides above the fixing plate 1, wherein two end faces of each compression column 2 are coaxially fixed with a connecting rod, the tail end of each connecting rod is fixed with a rocker arm 8, the other end of each rocker arm 8 is rotatably connected with an L-shaped sliding plate 7 through a pin shaft, and the transverse section of each sliding plate 7 is slidably connected with the fixing plate 1.

The top surface of the sliding plate 7 is connected with an extrusion block 6 in a sliding mode, one end of the extrusion block 6 is in surface contact with the rocker arm 8, a threaded hole is formed in the longitudinal end of the sliding plate 7, an ejector rod 5 penetrates through the threaded hole in a spiral mode, the ejector rod 5 is in a bolt shape, the tail end of the ejector rod 5 is used for abutting against one side, away from the rocker arm 8, of the extrusion block 6, the ejector rod 5 rotates to drive the extrusion block 6 to slide on the sliding plate 7 and drive the rocker arm 8 to rotate, and therefore the compression column 2 is gradually close to the fixed plate 1 and compresses.

The sliding plate 7 is also provided with a return mechanism for driving the compression leg 2 to move towards the direction far away from the fixed plate 1; the pressing column can automatically return to the initial position, so that the circuit board is convenient to use and place.

Further, the return mechanism comprises an arc plate 11, a spring 12 and a guide block 10, the arc plate 11 is fixed on the sliding plate 7, a guide hole 13 is formed in the sliding plate 7, the curvature axis of the guide hole 13 and the rotation axis of the rocker arm 8 are collinear, the guide block 10 is arranged in the guide hole 13 in a sliding mode, the guide block 10 and the rocker arm 8 are fixedly connected to one side, away from the compression leg 2, of the guide block 10, the spring 12 is arranged in the guide hole 13, one end of the spring 12 is connected with the guide block 10, and the other end of the spring 12 is connected with the inner wall of the guide hole 13.

Furthermore, one side of the extrusion block 6, which is in contact with the tail end of the mandril 5, is provided with a protection pad.

Furthermore, the top surface of the fixed plate 1 is provided with a sliding chute corresponding to the sliding plate 7, the sliding chute is arranged along the length direction of the fixed plate 1, and the bottom of the sliding plate 7 is fixed with a sliding block which is in fit connection with the corresponding sliding chute; the installation is convenient, and the sliding groove and the sliding block are not shown in the figure.

Further, a U-shaped pull rod 3 is fixed on the outer side of the compression column 2, when the compression column 2 rotates and presses downwards, grooves are distributed on one side of the compression column close to the fixed plate 1, a compression rod 9 is connected in each groove through a return spring, and the grooves are not shown in the figure; so that the clamping is more stable and the buffer effect is achieved.

The utility model discloses during the use, with this device fixed mounting on the backup pad on the soldering paste printing machine, the circuit board size of centre gripping as required, adjust the sliding plate position at 2 both ends of every compression leg, position accessible bolt fastening between sliding plate 7 and the fixed plate, before clamping circuit board, the fixed plate is kept away from under spring 12's pulling force to compression leg 2, place the circuit board at the fixed plate middle part, through rotating the ejector pin on every sliding plate 7, it is close to corresponding rocking arm 8 gradually to drive ejector pin 5 promotion extrusion piece, the extrusion rocking arm rotates to middle part one side that is close to fixed plate 1, until each depression bar compress circuit board on compression leg 2 can, easy operation is quick.

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. A fixing mechanism for a soldering paste printer comprises a fixing plate (1) and compression columns (2) symmetrically arranged on two sides above the fixing plate (1), and is characterized in that connecting rods are coaxially fixed on two end faces of each compression column (2), a rocker arm (8) is fixed at the tail end of each connecting rod, the other end of each rocker arm (8) is rotatably connected with an L-shaped sliding plate (7) through a pin shaft, and the transverse section of each sliding plate (7) is slidably connected with the fixing plate (1);

the top surface of the sliding plate (7) is connected with an extrusion block (6) in a sliding mode, one end of the extrusion block (6) is in surface contact with the rocker arm (8), a threaded hole is formed in the longitudinal end of the sliding plate (7), a mandril (5) penetrates through the threaded hole in a spiral mode, the mandril (5) is in a bolt shape, the tail end of the mandril (5) is used for abutting against one side, away from the rocker arm (8), of the extrusion block (6), the mandril (5) rotates to drive the extrusion block (6) to slide on the sliding plate (7) and drive the rocker arm (8) to rotate, and therefore the compression column (2) is gradually close to the fixed plate (1) and compresses a;

and the sliding plate (7) is also provided with a return mechanism for driving the compression leg (2) to move towards the direction far away from the fixed plate (1).

2. A fixing mechanism for a paste printer according to claim 1, wherein: the restoring mechanism comprises an arc plate (11), a spring (12) and a guide block (10), wherein the arc plate (11) is fixed on a sliding plate (7), a guide hole (13) is formed in the sliding plate (7), the curvature axis of the guide hole (13) and the rotation axis of a rocker arm (8) are collinear, the guide block (10) is arranged in the guide hole (13) in a sliding mode, the guide block (10) and the rocker arm (8) are fixedly connected to one side of a pressure column (2), the spring (12) is arranged in the guide hole (13), one end of the spring (12) is connected with the guide block (10), and the other end of the spring (12) is connected with the inner wall of the guide hole (13).

3. A fixing mechanism for a paste printer according to claim 1, wherein: and one side of the extrusion block (6) contacting with the tail end of the ejector rod (5) is provided with a protection pad.

4. A fixing mechanism for a paste printer according to claim 1, wherein: the top surface of the fixed plate (1) is provided with a sliding chute corresponding to the sliding plate (7), the sliding chute is arranged along the length direction of the fixed plate (1), and the bottom of the sliding plate (7) is fixed with a sliding block which is connected with the corresponding sliding chute in a matching way.

5. A fixing mechanism for a paste printer according to claim 1, wherein: the pull rod (3) of the fixed U-shaped in the outside of compression leg (2), and when compression leg (2) rotated and pushed down, its one side that is close to fixed plate (1) distributes the recess, all is connected with depression bar (9) through the answer spring in every recess.