CN213986576U

CN213986576U - A go up pressfitting board adjusting device for test machine

Info

Publication number: CN213986576U
Application number: CN202023138433.3U
Authority: CN
Inventors: 张艾林
Original assignee: FLEX PLUS (XIAMEN) CO LTD
Current assignee: FLEX PLUS (XIAMEN) CO LTD
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-08-17
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses an upper pressing plate adjusting device for a testing machine, which comprises a movable plate, an upper pressing plate and a fastening bolt, wherein the upper pressing plate is in threaded connection with the lower part of the movable plate through the fastening bolt; a through groove penetrates through the movable plate, a gear is arranged in the through groove, racks are respectively meshed with two sides of the gear, lantern rings are arranged on the two racks, and the two lantern rings can horizontally move in the through groove in the directions close to or far away from each other through the gear; the fastening bolts are at least two and are respectively inserted into the two sleeve rings. This an go up pressfitting board adjusting device for test machine has convenient operation, improves operating efficiency's advantage.

Description

A go up pressfitting board adjusting device for test machine

Technical Field

The utility model relates to a circuit board test technical field, concretely relates to go up pressboard adjusting device for test machine.

Background

A Flexible Printed Circuit board (FPC), which is also called a Flexible Printed Circuit board, or a Flexible Printed Circuit board (FPC), is a special Printed Circuit board. It features light weight, thin thickness, softness and flexibility. The method is mainly used for a plurality of products such as mobile phones, notebook computers, PDAs, digital cameras, liquid crystal display screens and the like.

The testing machine is used for testing the open circuit and short circuit conditions of the circuit board in the production process of the flexible circuit board, the circuit board to be tested is placed on the lower pressing plate of the testing frame in the production process, and then the upper pressing plate and the lower pressing plate are pressed and pressed together and then are tested through the testing pin and the electric control device.

The upper pressing plates of the traditional flexible circuit board testing machines are fixed on the testing frame, so that the upper templates with different sizes cannot be replaced, and the application range of the testing machine is limited. In the prior art, as disclosed in chinese patent CN206281927U, a flexible printed circuit board inspection machine includes a base, a seat plate, a support frame, and a computer, wherein the computer is placed in the middle of the bottom of the base, the seat plate is installed on the top of the base, the rear end of the seat plate is connected to the bottom of the support frame, a bottom plate is fixed on the seat plate, the bottom plate is sequentially connected to a movable plate and a top plate through four guide posts, the top plate is connected to the upper end of the support frame, a cylinder is installed in the middle of the top plate, a connecting seat is installed in the middle of the movable plate, a connecting rod is installed on the top of the connecting seat and connected to a pneumatic rod of the cylinder, sensors are installed at both ends of the movable plate, an adjusting groove is further installed on the movable plate, an adjusting screw is installed in the adjusting groove, the adjusting screw is connected to a pressing frame installed at the lower end of the movable plate, a flexible printed circuit board inspection mounting frame is installed at the upper end of the bottom plate, the flexible circuit board test mounting frame is composed of an upper plate and a lower plate connected with the upper plate through a connecting column, a plurality of conductive contact pins are arranged on the upper plate, and the conductive contact pins are connected with a computer through leads.

In the prior art, the detection machine can be provided with the pressing frames with different sizes through the adjusting grooves and the adjusting screws, so that the application range of the detection machine can be effectively enlarged; but each adjusting screw needs to be adjusted separately when the adjusting screw is replaced so as to adapt to the pressing frames with different sizes, and the problem of inconvenient operation exists.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a go up compressed particleboard adjusting device for test machine has solved effectively at least and need adjust every adjusting screw alone when changing compressed particleboard to adapt to not equidimension last compressed particleboard, there is the inconvenient problem of operation.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: an upper pressing plate adjusting device for a testing machine comprises a movable plate, an upper pressing plate and a fastening bolt, wherein the upper pressing plate is in threaded connection with the lower portion of the movable plate through the fastening bolt; a through groove penetrates through the movable plate, a gear is arranged in the through groove, racks are respectively meshed with two sides of the gear, lantern rings are arranged on the two racks, and the two lantern rings can horizontally move in the through groove in the directions close to or far away from each other through the rotation of the gear; the number of the fastening bolts is at least two, and the two fastening bolts are respectively inserted into the two lantern rings.

The arrangement is that one of the fastening bolts is manually operated to enable the fastening bolt to move in the through groove, the movement of the fastening bolt can drive the gear to rotate through the rack, and the rotation of the gear can simultaneously drive the other fastening bolt to start moving, so that the two fastening bolts can synchronously move horizontally in the through groove in the directions close to or far away from each other under the drive of the one fastening bolt; only need like this to operate arbitrary fastening bolt, can adjust the distance between two fastening bolt simultaneously to adapt to the last pressfitting board of equidimension not, have convenient operation, improve operating efficiency's advantage.

Further, the fastening bolt comprises a handle piece and a screw rod which are connected with each other, the handle piece is connected above the movable plate in an abutting mode, and the screw rod is inserted into the sleeve ring and connected with the upper pressing plate in a threaded mode.

So set up, improve the simple operation nature to fastening bolt through hand (hold) spare.

The clamping device is further arranged, a clamping piece is arranged in the sleeve ring and comprises two oppositely-arranged clamping pieces, the surfaces of the two clamping pieces are provided with radians matched with the surface of the screw rod, an inserting space is formed between the two clamping pieces, the screw rod is in interference fit with the inserting space, and the screw rod is inserted into the inserting space.

So set up, improved the tightness of being connected between screw rod and the lantern ring through the clamping piece to strengthen the firm in connection nature of fastening bolt and the lantern ring, and then indirectly improve fastening bolt and last compressed particleboard's the steadiness of being connected.

The handle piece is characterized in that the supporting part is formed by extending one end of the lantern ring outwards from the through groove, the supporting part is located between the handle piece and the movable plate, one end face of the supporting part is attached to the lower portion of the handle piece, and the other end face of the supporting part is attached to the upper portion of the movable plate.

So set up, because fastening bolt spiro union is in last pressfitting board, and under the effect of clamping piece for the lantern ring need bear certain load, in order to avoid the lantern ring under long-time load effect, influences its life, consequently can play the supporting role to the lantern ring through the supporting part, and then effectively improve the bearing capacity of the lantern ring.

Further, a rubber gasket is arranged between the supporting part and the handle part.

So set up, because hand (hold) spare can constantly rub with the surface of supporting part in the rotation process to cause wearing and tearing each other, therefore can avoid the friction between hand (hold) spare and the supporting part through the rubber gasket.

The electric expansion board is characterized by further comprising a controller and an electric expansion rod used for driving the movable board, wherein the movable board is provided with an inductor used for sensing the entrance of a hand of a person below the upper pressing board, and the inductor and the electric expansion rod are electrically connected with the controller.

So set up, come the perception through the inductor and have nobody's hand to get into the pressfitting board below, get into the back when the staff, through the inductor response, then give the controller with signal generation, the electric telescopic handle stop work is then controlled to the controller to can effectively avoid the staff to take place by the condition of wrong pressfitting, improve the security of using.

The movable plate is provided with a slot hole for adjusting the position of the screw connection.

So set up, through the hookup location of adjusting inductor and fly leaf to be convenient for adjust the response scope of inductor, improve the suitability of inductor.

(III) advantageous effects

Compared with the prior art, the utility model provides an go up pressfitting board adjusting device for test machine possesses following beneficial effect:

the upper pressing plate adjusting device for the testing machine can enable one fastening bolt to move in the through groove through manual operation, the movement of the fastening bolt can drive the gear to rotate through the rack, the rotation of the gear can simultaneously drive the other fastening bolt to start moving, and therefore the two fastening bolts can synchronously move horizontally in the through groove in the directions close to or far away from each other under the driving of one fastening bolt; only need like this to operate arbitrary fastening bolt, can adjust the distance between two fastening bolt simultaneously to adapt to the last pressfitting board of equidimension not, have convenient operation, improve operating efficiency's advantage.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the movable plate;

FIG. 4 is a schematic cross-sectional view of FIG. 3;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 6 is an enlarged view of the structure at B in FIG. 4;

FIG. 7 is a schematic block diagram of the controller, the electric telescopic rod and the sensor.

In the drawings: 1. a movable plate; 11. a through groove; 2. pressing the plywood upwards; 3. fastening a bolt; 31. a handle member; 32. a screw; 4. a gear; 5. a rack; 6. a collar; 61. a support portion; 601. a clamping member; 6011. a clamping piece; 602. a plug space; 7. a rubber gasket; 8. a controller; 9. an electric telescopic rod; 10. an inductor; 1001. a slot hole.

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.

Fig. 1 to 7 show a schematic diagram of a front structure of the present invention, fig. 1 is a schematic diagram of a side structure of the present invention, fig. 2 is a schematic diagram of a top structure of a movable plate, fig. 3 is a schematic diagram of a sectional structure of fig. 3, fig. 5 is an enlarged structural diagram of a point a in fig. 1, fig. 6 is an enlarged structural diagram of a point B in fig. 4, and fig. 7 is a schematic diagram of a controller, an electric telescopic rod, and an inductor.

The utility model provides a pair of go up pressfitting board adjusting device for test machine, including the workstation that sets gradually, pressfitting board down, go up pressfitting board 2, fly leaf 1, stationary cabinet and fastening bolt 3 and install four guide rails on the workstation perpendicularly, pressfitting board fixed mounting is on the workstation down, go up pressfitting board 2 and lower pressfitting board adaptation, and be located the top of pressfitting board down, and go up pressfitting board 2 then through fastening bolt 3 spiro union in fly leaf 1 below, the top at four guide rails is installed to the stationary cabinet, install electric telescopic handle 9 in the stationary cabinet, electric telescopic handle 9's output passes stationary cabinet and spiro union on fly leaf 1, electric telescopic handle 9 drives fly leaf 1 and slides on the guide rail. Two parallel through grooves 11 penetrate through the movable plate 1, protection plates which are integrally formed with the movable plate 1 are arranged on the upper and lower surfaces of the middle part of each through groove 11, and a gear 4 is arranged between the upper and lower protection plates of each through groove 11, so that the gear 4 can be protected; the left side and the right side of each gear 4 are respectively engaged with one rack 5, two track grooves are respectively formed in the two sides of the through groove 11 and positioned in the movable plate 1, the racks 5 on the two sides of the gear 4 are respectively positioned in the track grooves on the two sides of the through groove 11, one end of each rack 5 is integrally formed with a lantern ring 6, the lantern rings 6 are positioned between the through grooves 11, and the two lantern rings 6 in the same through groove 11 are simultaneously moved in the through groove 11 in the horizontal direction in the direction of approaching to or separating from each other through the rotation of the gear 4 in each through groove 11; the number of the fastening bolts 3 is four, two fastening bolts 3 are inserted into each through groove 11, and the two fastening bolts 3 positioned in the same through groove 11 are respectively inserted into the two lantern rings 6 in the through groove 11. In this way, one of the fastening bolts 3 is manually pulled, so that the fastening bolt 3 horizontally moves in the through groove 11, the movement of the fastening bolt 3 drives the gear 4 to rotate through the rack 5, and the rotation of the gear 4 simultaneously drives the other fastening bolt 3 to start moving, so that the two fastening bolts 3 synchronously move horizontally in the through groove 11 in the directions close to or far away from each other under the driving of the one fastening bolt 3; only need like this to operate arbitrary fastening bolt 3, can adjust the distance between two fastening bolt 3 simultaneously to adapt to not equidimension last pressfitting board 2, have convenient operation, improve operating efficiency's advantage.

The fastening bolt 3 comprises a handle member 31 and a screw rod 32 which are integrally formed, the handle member 31 is connected above the movable plate 1 in an abutting mode, and the screw rod 32 is inserted into the lantern ring 6 and is in threaded connection with the upper press plate 2. The handle 31 improves the ease of handling the fastening bolt 3.

Clamping piece 601 is integrally formed in the lantern ring 6, the clamping piece 601 comprises two arc-shaped clamping pieces 6011 which are arranged oppositely, the lower ends of the two clamping pieces 6011 are integrally formed on the inner wall of the lantern ring 6, the upper ends of the two clamping pieces 6011 are free ends, the surfaces of the two clamping pieces 6011 are provided with radians matched with the surfaces of the screw rods 32, an inserting space 602 is formed between the two clamping pieces 6011, the screw rods 32 are in interference fit with the inserting space 602, and the screw rods 32 are inserted into the inserting space 602. Specifically, when the screw 32 is inserted into the inserting space 602, the screw 32 simultaneously extrudes the two clamping pieces 6011, so that the free ends of the two clamping pieces 6011 approach the inner wall of the collar 6 and are finally tightly attached to the inner wall of the collar 6, and because the two clamping pieces 6011 are extruded, the screw 32 is tightly clamped under the reaction force of the two clamping pieces 6011, so that the connection tightness between the screw 32 and the collar 6 is improved through the clamping piece 601, the connection firmness between the fastening bolt 3 and the collar 6 is enhanced, and further, the connection firmness between the fastening bolt 3 and the upper press plate 2 is indirectly improved.

One end of the collar 6 extends out of the through slot 11 and is bent to form a supporting portion 61, the supporting portion 61 is located between the handle 31 and the movable plate 1, one end face of the supporting portion 61 is attached below the handle 31, and the other end face is attached above the movable plate 1. Because the fastening bolt 3 spiro union is in last pressfitting board 2, and under the effect of clamping piece 601 for lantern ring 6 need bear certain load that comes from screw rod 32, in order to avoid lantern ring 6 under long-time load effect, influence its life, consequently plays the supporting role to lantern ring 6 through supporting part 61, and then effectively improves the bearing capacity of lantern ring 6.

When the fastening bolt 3 is screwed or detached with the upper pressing plate 2, the handle member 31 continuously rubs against the surface of the support portion 61 during rotation, so that the surfaces of the handle member and the support portion are abraded, and the service life of the handle member and the support portion is affected; therefore, the rubber gasket 7 is sleeved between the supporting portion 61 and the handle member 31, and friction between the handle member 31 and the supporting portion 61 can be effectively avoided through the rubber gasket 7.

Install controller 8 in the stationary cabinet, controller 8 is external to have the power, and two front ends on the fly leaf 1 are installed respectively and are used for perception staff to get into infrared inductor 10 of last pressboard 2 below, and inductor 10 and electric telescopic handle 9 all are connected with controller 8 electricity. Can come the perception like this through inductor 10 and have nobody's hand to get into in the pressfitting board 2 below, specifically, get into the back as the staff, get into promptly in the staff and go up the pressfitting board 2 and down between the pressfitting board after, through the response of inductor 10, then give controller 8 with signal generation, controller 8 then controls electric telescopic handle 9 stop work to can effectively avoid the staff to take place by the condition of wrong pressfitting, improve the security of using.

The inductor 10 is arranged on a connecting plate which is screwed on the movable plate 1, so that the replacement and maintenance of the inductor 10 are convenient; meanwhile, the connecting plate is provided with a slotted hole 1001 for adjusting the screwing position, so that the connecting position of the inductor 10 and the movable plate 1 can be adjusted by matching the slotted hole 1001 with an external bolt, and the induction range of the inductor 10 can be adjusted, so that the inductor 10 can better exert the induction function, and the applicability of the inductor 10 is improved.

The working principle is as follows: when need change not the last compressed particleboard of equidimension 2, twist fastening bolt 3 through hand (hold) piece 31, make four fastening bolt 3 break away from with last compressed particleboard 2 respectively, then stimulate arbitrary fastening bolt 3 of every logical groove 11 department respectively, make two fastening bolt 3 synchronous toward the direction horizontal migration that is close to each other or keeps away from in every logical groove 11, can carry out the installation of compressed particleboard 2 after four bolts are transferred suitable distance.

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. An upper pressing plate adjusting device for a testing machine comprises a movable plate (1) and an upper pressing plate (2), and is characterized by further comprising a fastening bolt (3), wherein the upper pressing plate (2) is in threaded connection with the lower portion of the movable plate (1) through the fastening bolt (3); a through groove (11) penetrates through the movable plate (1), a gear (4) is arranged in the through groove (11), racks (5) are respectively meshed with two sides of the gear (4), lantern rings (6) are respectively arranged on the two racks (5), and the two lantern rings (6) can horizontally move in the through groove (11) in the directions of approaching to or separating from each other simultaneously through the rotation of the gear (4); the number of the fastening bolts (3) is at least two, and the two fastening bolts (3) are respectively inserted into the two lantern rings (6).

2. The upper pressing plate adjusting device for the testing machine as claimed in claim 1, wherein the fastening bolt (3) comprises a handle member (31) and a screw rod (32) which are connected with each other, the handle member (31) is connected above the movable plate (1) in an interference manner, and the screw rod (32) is inserted into the collar (6) and is in threaded connection with the upper pressing plate (2).

3. The upper laminated plate adjusting device for the testing machine is characterized in that a clamping piece (601) is arranged in the sleeve ring (6), the clamping piece (601) comprises two oppositely arranged clamping pieces (6011), the surfaces of the two clamping pieces (6011) are provided with radians matched with the surface of the screw rod (32), an insertion space (602) is formed between the two clamping pieces (6011), the screw rod (32) is in interference fit with the insertion space (602), and the screw rod (32) is inserted into the insertion space (602).

4. The upper pressing plate adjusting device for the testing machine as claimed in claim 3, wherein one end of the collar (6) extends out of the through slot (11) to form a supporting portion (61), the supporting portion (61) is located between the handle member (31) and the movable plate (1), and one end face of the supporting portion (61) is attached below the handle member (31) and the other end face is attached above the movable plate (1).

5. The upper platen adjustment device for a testing machine as claimed in claim 4, wherein a rubber gasket (7) is provided between the support portion (61) and the handle member (31).

6. The upper pressing plate adjusting device for the testing machine as claimed in claim 1, further comprising a controller (8) and an electric telescopic rod (9) for driving the movable plate (1), wherein the movable plate (1) is provided with a sensor (10) for sensing the entry of a human hand below the upper pressing plate (2), and both the sensor (10) and the electric telescopic rod (9) are electrically connected with the controller (8).

7. The upper pressboard adjusting device for the testing machine as claimed in claim 6, wherein said inductor (10) is screwed on said movable plate (1), and said inductor (10) is provided with a slot (1001) for adjusting the screwing position.