CN212910253U

CN212910253U - Chip mounter PCB board mounting fixture

Info

Publication number: CN212910253U
Application number: CN202022129016.6U
Authority: CN
Inventors: 刘金全; 刘章琼
Original assignee: Chengdu Fusheng Electronic Technology Co ltd
Current assignee: Chengdu Fusheng Electronic Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-04-06
Anticipated expiration: 2030-09-25

Abstract

The utility model relates to a mounting fixture technical field specifically is chip mounter PCB board mounting fixture, including PMKD, the fixed boss of one side fixedly connected with of PMKD, the inside of fixed boss is through the first shank of bolt of screw thread fixedly connected with, the first handle that rotates of one side fixedly connected with of first shank of bolt, the opposite side of first shank of bolt rotates and is connected with first bearing, the first splint of one side fixedly connected with of first bearing, one side fixedly connected with that PMKD is close to fixed boss settles the boss. The utility model has the advantages that: this chip mounter PCB board mounting fixture through PMKD to and the cooperation setting between fixed boss, first shank of bolt, first rotation handle, first bearing and the first splint, through the effect of first rotation handle, makes first shank of bolt drive first bearing and the first splint inwards slip, reaches the first fixed to the not unidimensional PCB board.

Description

Chip mounter PCB board mounting fixture

Technical Field

The utility model relates to a mounting fixture technical field, especially chip mounter PCB board mounting fixture.

Background

Electronic circuit surface assembly techniques, known as surface mount or surface mount techniques. The surface-mounted component without pins or short leads is mounted on the surface of a printed circuit board or the surface of other substrates, the surface mounting is usually completed in the modes of reflow soldering, dip soldering and the like through a chip mounter, and when the chip mounter is used for mounting the PCB, the PCB needs to be fixed, so that the displacement of the PCB is prevented from occurring in the surface mounting process.

Most of the existing products are fixed-size clamps.

The existing product has the defects that the application range of the clamp with fixed size is single, the production cost is increased, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art's shortcoming, provide chip mounter PCB board mounting fixture.

The purpose of the utility model is realized through the following technical scheme: chip mounter PCB board mounting fixture, including PMKD, one side fixedly connected with fixed boss of PMKD, the inside of fixed boss is through the first shank of bolt of screw thread fixedly connected with, the first handle that rotates of one side fixedly connected with of first shank of bolt, the opposite side of first shank of bolt rotates and is connected with first bearing, the first splint of one side fixedly connected with of first bearing, one side fixedly connected with that PMKD is close to fixed boss settles the boss.

The slide has been seted up to the inside of first splint, the inside sliding connection of first splint has the slide bar, one side fixedly connected with guide bar of slide bar, one side fixedly connected with second splint of guide bar, the opposite side fixedly connected with connecting plate of guide bar, the inside of connecting plate is through screw thread fixedly connected with second shank of bolt, the handle is rotated to one side fixedly connected with second of second shank of bolt.

Optionally, a notch is formed in the guide rod, a second bearing is fixedly connected to one side, away from the second rotating handle, of the second bolt rod, and a third clamping plate is fixedly connected to the outer surface of the second bearing.

Optionally, the center point of the mounting boss and the center point of the fixed base plate are located on the same vertical line, the number of the fixed bosses is two, and the two fixed bosses are symmetrical about the center of the mounting boss.

Optionally, the thread pitch of the thread arranged on the outer surface of the first bolt rod is matched with the thread pitch of the thread arranged inside the fixing boss, and the thread pitch of the thread arranged on the outer surface of the second bolt rod is matched with the thread pitch of the thread arranged inside the connecting plate.

Optionally, the size of the slide bar is matched with the size of the slide way, the length of the slide way is smaller than that of the first clamping plate, and the size of the guide rod is matched with that of the connecting plate.

Optionally, the diameter of the second bearing is matched with the diameter of the notch, and the axis of the second bearing coincides with the axis of the second bolt rod.

Optionally, one side of the mounting boss, which is far away from the fixed base plate, and one side of the second clamping plate, which is far away from the fixed base plate, are located on the same plane, and the length of the first clamping plate is equal to that of the fixed base plate.

The utility model has the advantages of it is following:

the PCB fixing clamp of the chip mounter is characterized in that through the matching arrangement of a fixing bottom plate, a fixing boss, a first bolt rod, a first rotating handle, a first bearing and a first clamping plate, the first bolt bar drives the first bearing and the first clamping plate to slide inwards under the action of the first rotating handle, so as to achieve the first fixation of the PCB plates with different sizes, then the guide rod and the second clamping plate are tightly contacted with the PCB board by the matching arrangement of the first clamping plate, the arrangement lug boss, the slide way, the slide rod, the guide rod, the second clamping plate, the connecting plate, the second bolt rod, the second rotating handle, the notch, the second bearing and the third clamping plate through the sliding slide rod, then through the effect of second rotation handle for second shank of bolt drives second bearing and third splint and moves down, reaches the second fixed to the PCB board, has not only reduced manufacturing cost, has also guaranteed production efficiency.

Drawings

Fig. 1 is a schematic view of a first perspective structure of the assembled electric appliance of the present invention;

fig. 2 is a schematic view of a second perspective structure of the assembled device of the present invention;

fig. 3 is a schematic sectional structure view of the assembly body of the present invention.

In the figure: 1-fixed bottom plate, 2-fixed boss, 3-first bolt rod, 4-first rotating handle, 5-first bearing, 6-first clamping plate, 7-mounting boss, 8-slideway, 9-sliding rod, 10-guide rod, 11-second clamping plate, 12-connecting plate, 13-second bolt rod, 14-second rotating handle, 15-notch, 16-second bearing and 17-third clamping plate.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-3, a PCB fixing clamp of a chip mounter includes a fixing base plate 1, a fixing boss 2 is fixedly connected to one side of the fixing base plate 1, a first bolt bar 3 is fixedly connected to the inside of the fixing boss 2 through a screw thread, a first rotating handle 4 is fixedly connected to one side of the first bolt bar 3, a first bearing 5 is rotatably connected to the other side of the first bolt bar 3, a first clamping plate 6 is fixedly connected to one side of the first bearing 5, through the action of the first bolt bar 3 and the first rotating handle 4, fixing of PCBs of different sizes can be performed, and a boss 7 is fixedly connected to one side of the fixing base plate 1 close to the fixing boss 2.

Slide 8 has been seted up to the inside of first splint 6, the inside sliding connection of first splint 6 has slide bar 9, one side fixedly connected with guide bar 10 of slide bar 9, one side fixedly connected with second splint 11 of guide bar 10, through sliding slide bar 9, make guide bar 10 and second splint 11 and required fixed PCB board in close contact with, the opposite side fixedly connected with connecting plate 12 of guide bar 10, screw thread fixedly connected with second shank of bolt 13 is passed through to the inside of connecting plate 12, handle 14 is rotated to one side fixedly connected with second of second shank of bolt 13.

As an optimal technical solution of the utility model: notch 15 has been seted up to the inside of guide bar 10, and one side fixedly connected with second bearing 16 that second rotation handle 14 was kept away from to second shank of bolt 13, and the outer fixed surface of second bearing 16 is connected with third splint 17, through the effect of second rotation handle 14 for second shank of bolt 13 drives second bearing 16 and third splint 17 and moves down, reaches the effect of fixed PCB board.

As an optimal technical solution of the utility model: the central point of the mounting boss 7 and the central point of the fixing base plate 1 are located on the same vertical line, the number of the fixing bosses 2 is two, and the two fixing bosses 2 are symmetrical about the circle center of the mounting boss 7, so that the PCB to be fixed is located at the center of the fixing base plate 1.

As an optimal technical solution of the utility model: the screw pitch of the screw thread that 3 surfaces of first bolt pole set up and the screw pitch looks adaptation of the inside screw thread that sets up of fixed boss 2, the screw pitch of the screw thread that 13 surfaces of second bolt pole set up and the screw pitch looks adaptation of the inside screw thread that sets up of connecting plate 12 for the work of fixed PCB board can be better goes on.

As an optimal technical solution of the utility model: the size of the sliding rod 9 is matched with that of the sliding rail 8, the length of the sliding rail 8 is smaller than that of the first clamping plate 6, the size of the guide rod 10 is matched with that of the connecting plate 12, and the PCB boards with different sizes are fixed through sliding of the sliding rod 9.

As an optimal technical solution of the utility model: the diameter of the second bearing 16 is matched with that of the notch 15, and the axis of the second bearing 16 is overlapped with that of the second bolt rod 13, so that the third clamping plate 17 can be in close contact with a PCB to be fixed during operation.

As an optimal technical solution of the utility model: one side of the boss 7 far away from the fixed base plate 1 and one side of the second clamping plate 11 far away from the fixed base plate 1 are arranged on the same plane, and the length of the first clamping plate 6 is equal to that of the fixed base plate 1, so that the PCB plates with different sizes can be fixed.

The working process of the utility model is as follows: to the PCB board mounting fixture of unidimensional not, when fixing, place the PCB board on settling boss 7, then through the effect of first rotation handle 4, make first shank of bolt 3 drive first bearing 5 and first splint 6 inward movement, until with required fixed PCB board in close contact with, reach first fixed effect, then through sliding slide 9, make guide bar 10 and second splint 11 and required fixed PCB board in close contact with, through the effect of second rotation handle 14, make second shank of bolt 13 drive second bearing 16 and third splint 17 move downwards, make third splint 17 and required fixed PCB board in close contact with, reach the fixed effect of second.

In summary, the following steps: the PCB fixing clamp of the chip mounter enables the first bolt rod 3 to drive the first bearing 5 and the first clamping plate 6 to slide inwards through the matching arrangement among the fixing base plate 1, the fixing boss 2, the first bolt rod 3, the first rotating handle 4, the first bearing 5 and the first clamping plate 6 under the action of the first rotating handle 4 so as to achieve the first fixing of PCBs with different sizes, then enables the guide rod 10 and the second clamping plate 11 to be in tight contact with the PCB through the matching arrangement among the first clamping plate 6, the mounting boss 7, the slide rail 8, the slide rod 9, the guide rod 10, the second clamping plate 11, the connecting plate 12, the second bolt rod 13, the second rotating handle 14, the notch 15, the second bearing 16 and the third clamping plate 17 through the sliding slide rod 9, and enables the second bolt rod 13 to drive the second bearing 16 and the third clamping plate 17 to move downwards through the action of the second rotating handle 14, the PCB is fixed secondly, so that the production cost is reduced, and the production efficiency is ensured.

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. Chip mounter PCB board mounting fixture, its characterized in that: comprises a fixed base plate (1), one side of the fixed base plate (1) is fixedly connected with a fixed boss (2), the inside of the fixed boss (2) is fixedly connected with a first bolt rod (3) through threads, one side of the first bolt rod (3) is fixedly connected with a first rotating handle (4), the other side of the first bolt rod (3) is rotatably connected with a first bearing (5), one side of the first bearing (5) is fixedly connected with a first clamping plate (6), one side of the fixed base plate (1) close to the fixed boss (2) is fixedly connected with a mounting boss (7),

slide (8) have been seted up to the inside of first splint (6), the inside sliding connection of first splint (6) has slide bar (9), one side fixedly connected with guide bar (10) of slide bar (9), one side fixedly connected with second splint (11) of guide bar (10), opposite side fixedly connected with connecting plate (12) of guide bar (10), screw thread fixedly connected with second shank of bolt (13) is passed through to the inside of connecting plate (12), handle (14) are rotated to one side fixedly connected with second of second shank of bolt (13).

2. The mounter PCB fixing jig according to claim 1, wherein: notch (15) have been seted up to the inside of guide bar (10), one side fixedly connected with second bearing (16) that second rotation handle (14) was kept away from in second shank of bolt (13), the surface fixed connection of second bearing (16) has third splint (17).

3. The mounter PCB fixing jig according to claim 1, wherein: the center point of the arrangement lug boss (7) and the center point of the fixed base plate (1) are located on the same vertical line, the number of the fixed lug bosses (2) is two, and the two fixed lug bosses (2) are symmetrical about the circle center of the arrangement lug boss (7).

4. The mounter PCB fixing jig according to claim 1, wherein: the screw pitch of the screw thread that first shank of bolt (3) surface set up and the screw pitch looks adaptation of the inside screw thread that sets up of fixed boss (2), the screw pitch of the screw thread that second shank of bolt (13) surface set up and the screw pitch looks adaptation of the inside screw thread that sets up of connecting plate (12).

5. The mounter PCB fixing jig according to claim 1, wherein: the size of slide bar (9) and the size looks adaptation of slide (8), the length of slide (8) is less than the length of first splint (6), the size of guide bar (10) and the size looks adaptation of connecting plate (12).

6. The mounter PCB fixing jig according to claim 2, wherein: the diameter of the second bearing (16) is matched with that of the notch (15), and the axis of the second bearing (16) is overlapped with that of the second bolt rod (13).

7. The mounter PCB fixing jig according to claim 1, wherein: one side of the mounting boss (7) far away from the fixed base plate (1) and one side of the second clamping plate (11) far away from the fixed base plate (1) are positioned on the same plane, and the length of the first clamping plate (6) is equal to that of the fixed base plate (1).