CN217505602U

CN217505602U - Thrust detection device

Info

Publication number: CN217505602U
Application number: CN202123314343.XU
Authority: CN
Inventors: 徐贵君; 肖中建
Original assignee: Hongfujin Precision Electronics Chengdu Co Ltd
Current assignee: Hongfujin Precision Electronics Chengdu Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-09-27
Anticipated expiration: 2031-12-27

Abstract

The utility model provides a thrust detection device, includes fixed establishment, moving mechanism and thrust detection pen, fixed establishment includes that the tool is located slide rail on the tool, the slide rail extends along first direction. The movable mechanism comprises a sliding block, an installation component and a locking component, the sliding block is movably arranged on the sliding rail along a first direction, the installation component and the locking component are movably arranged on the sliding block along a second direction, the second direction is perpendicular to the first direction, and the locking component is used for locking the sliding block to move along the first direction. The thrust detection pen is arranged on the mounting assembly, and the mounting assembly is used for driving the thrust detection pen to move along the second direction. The application provides a thrust detection device has the test accuracy height, advantage with low costs.

Description

Thrust detection device

Technical Field

The present application relates to a thrust detection device.

Background

The thrust test is an important item for product function test, and particularly in the assembly of electronic product structural parts, a plurality of adhesive dispensing or laser welding golden fingers are needed to judge whether the adhesive force or the welding force reaches the standard or not by using the thrust test.

Generally, the thrust test includes two methods, one of which is: the special push-pull force jig is used for testing in cooperation with the push-pull force equipment, however, different special push-pull force jigs need to be designed for different product structures, a special thrust push head needs to be designed for each thrust measurement position, and the test needs to be completed on the push-pull force equipment, so that the cost is high, and the efficiency is low. And the second step is as follows: the push pen is used for detection, however, the fact that the push head is concentric with the golden finger cannot be guaranteed, the fact that the push head is perpendicular to the surface of a product shell cannot be guaranteed, and consistency of detection conditions is affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the present application provides a thrust detection device.

The utility model provides a thrust detection device, includes fixed establishment, moving mechanism and thrust detection pen, fixed establishment includes that the tool is located slide rail on the tool, the slide rail extends along first direction. The movable mechanism comprises a sliding block, an installation component and a locking component, the sliding block is movably arranged on the sliding rail along a first direction, the installation component and the locking component are movably arranged on the sliding block along a second direction, the second direction is perpendicular to the first direction, and the locking component is used for locking the sliding block to move along the first direction. The thrust detection pen is arranged on the mounting assembly, and the mounting assembly is used for driving the thrust detection pen to move along the second direction.

Further, the locking assembly comprises a locking block and a cross pin. The locking piece is connected the installation component, the locking piece is equipped with storage tank and wedge groove, the wedge groove with the storage tank intercommunication, the wedge groove orientation the slide rail slope sets up. The cross round pin includes the first body of rod and wears to locate perpendicularly the second body of rod of the first body of rod, first body of rod movably passes the storage tank reaches the slider, second body of rod movably passes the wedge groove makes the locking piece is followed when the second direction removes, the wedge groove is spacing the second body of rod is close to or keeps away from the slide rail, the second body of rod drives the first body of rod is close to or keeps away from along the third direction the slide rail, the third direction is perpendicular the first direction reaches the second direction. The slide rail is provided with a positioning pin hole, and one end of the first rod body, which is far away from the first rod body, can extend into the positioning pin hole to lock the slide block.

Furthermore, the locking assembly further comprises a spring positioning column, the spring positioning column penetrates through the sliding block, the sliding rail is provided with a positioning groove, the positioning groove is arranged corresponding to the positioning pin hole, and the spring positioning column can be accommodated in the positioning groove.

Furthermore, the detection device also comprises a connecting rod and a pressure rod handle. The mounting assembly and the locking assembly are arranged on two opposite sides of the sliding block, and the connecting rod is connected with the mounting hole and the locking assembly. One end of the pressure lever handle is rotatably connected with the sliding block, a sliding groove is formed in the pressure lever handle in a penetrating mode, the connecting rod penetrates through the sliding groove, and the sliding groove extends along the axial direction of the pressure lever handle.

Further, the installation component includes installation body, guide post and elastic component, the elastic component is located the installation body with between the slider, the thrust detection pen is located the installation body, the installation body runs through and is equipped with the guiding hole, the guide post is followed the first direction extends, the guide post movably passes the guiding hole with the elastic component, the guide post is fixed in the slider.

Further, the installation body includes first installation department and second installation department, the concave first recess that forms in one side of first installation department, the concave second recess that forms in one side of second installation department, first recess with the second recess corresponds the setting in order to form the mounting hole, thrust detection pen is fixed in the mounting hole.

Further, the mounting assembly further comprises a limiting boss, the limiting boss is arranged on one side, facing the sliding block, of the mounting body, and the limiting boss is used for adjusting the stroke of the thrust detection pen.

Furthermore, the fixing mechanism further comprises a base, the base comprises a substrate and a plurality of supporting columns, the substrate is arranged on the jig, the supporting columns are arranged on one side, deviating from the jig, of the base at intervals, and the sliding rails are arranged between the supporting columns.

Furthermore, the jig is provided with a limiting groove and a plurality of space avoiding areas communicated with the limiting groove, the limiting groove is used for containing a workpiece to be tested, and the space avoiding areas are used for conveniently taking and placing the workpiece.

Further, fixed establishment still includes a plurality of rag bolts, rag bolt locates the tool deviates from one side of moving mechanism, rag bolt is used for the leveling the tool.

The thrust detection device that this application provided is through setting up the locking subassembly, makes thrust detection pen butt in the position is accurate before the golden finger, is favorable to standardizing the test condition, improves the precision of test and the credibility of result, and simultaneously, the thrust detection device that this application provided simple structure, the cost is low.

Drawings

Fig. 1 is a schematic view of a thrust force detection device according to an embodiment of the present disclosure in use.

Fig. 2 is a schematic view of another angle of the thrust force detecting device shown in fig. 1.

Fig. 3 is an exploded view of the thrust force detecting device shown in fig. 1 in use.

Fig. 4 is an exploded view of the thrust force detecting device shown in fig. 1 at another angle in use.

Fig. 5 is a partial schematic view of the thrust detecting device shown in fig. 1 (the locking assembly does not lock the slide and the slide rail).

Fig. 6 is a sectional view of the partial thrust detecting device shown in fig. 5 taken along line VI-VI.

Fig. 7 is a partial schematic view of the thrust detecting device shown in fig. 1 (the locking assembly has locked the slider and the slide rail).

Fig. 8 is a sectional view of the partial thrust detecting apparatus shown in fig. 7 taken along line VIII-VIII.

Description of the main elements

Thrust detection device 100

Fastening means 10

Jig 11

First surface 111

Second surface 112

Limiting groove 113

Keep away empty area 114

Anchor bolt 115

Base 12

Substrate 121

Support column 122

Slide rail 13

Positioning pin hole 131

Positioning groove 132

Movable mechanism 20

Slider 21

First sliding groove 211a

Positioning hole 211b

Slider body 211

Spring locating post 212

First end surface 213

Second end face 214

Pivoting part 215

Mounting assembly 22

Mounting body 221

First mounting part 221a

Second mounting portion 221b

Limiting boss 221c

First groove 221d

Second groove 221e

Mounting hole 221f

Guide hole 221g

Guide post 222

Spring 223

Locking assembly 23

Locking block 231

Cross pin 232

First rod 232a

Second rod 232b

Wedge-shaped groove 233

First end 233a

Second end 233b

Accommodation groove 234

Thrust detecting pen 30

Pressure lever handle 40

Connecting rod 41

Tablet computer 200

Golden finger 201

Predetermined position P

First direction A

Second direction B

Third direction C

Distances D1, D2

The following detailed description will further illustrate the present application in conjunction with the above description of the drawings.

Detailed Description

The technical solution of the present application will be clearly and completely described below with reference to the accompanying drawings of specific embodiments. It should be apparent that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Referring to fig. 1, the present application provides a thrust detection apparatus 100, where the thrust detection apparatus 100 may be used to detect whether a soldering force of a gold finger 201 on a tablet computer 200 meets a requirement. In other embodiments of the present application, the thrust detection apparatus 100 may also be used to detect whether the welding force of the golden finger of a display screen, a smart watch, or a mobile phone, for example, meets a requirement.

Referring to fig. 1, the thrust detecting apparatus 100 includes a fixing mechanism 10, a moving mechanism 20, and a thrust detecting pen 30. Fixed establishment 10 can be used to fix and await measuring panel computer 200, moving mechanism 20 movably locates on the fixed establishment 10, thrust detection pen 30 locates on the moving mechanism 20, moving mechanism 20 can drive thrust detection pen 30 extremely with the position that the golden finger 201 of panel computer 200 corresponds, thrust detection pen 30 can be right the golden finger 201 carries out thrust detection.

Referring to fig. 1, the fixing mechanism 10 includes a fixture 11, a base 12 and a slide rail 13, the base 12 is disposed on the fixture 11, and the slide rail 13 is disposed on the base 12.

Referring to fig. 1 and 2, the jig 11 is substantially square, the jig 11 includes a first surface 111 and a second surface 112 opposite to the first surface 111, a limiting groove 113 is formed in the first surface 111, the tablet computer 200 to be detected is accommodated in the limiting groove 113, a plurality of clearance areas 114 are further formed in the first surface 111, the clearance areas 114 are disposed at corners of the limiting groove 113, the clearance areas 114 are communicated with the limiting groove 113, and the clearance areas 114 are used for facilitating an operator or a mechanical arm to grasp and take the tablet computer 200. The second surface 112 is provided with a plurality of anchor bolts 115, and the length of the anchor bolts 115 is adjustable, so that the jig 11 can be conveniently adjusted to be parallel to the horizontal plane.

Referring to fig. 1 and 2, the base 12 is substantially U-shaped, the base 12 includes a substrate 121 and two supporting pillars 122, the substrate 121 is disposed adjacent to the first surface 111 of the limiting groove 113, the supporting pillars 122 are disposed at two opposite ends of the substrate 121, the two supporting pillars 122 extend away from the first surface 111, the sliding rail 13 is connected to the two supporting pillars 122, and the sliding rail 13 extends along a first direction a, which is substantially parallel to the horizontal plane.

Referring to fig. 1, 2 and 3, the movable mechanism 20 includes a sliding block 21, a mounting assembly 22 and a locking assembly 23, the sliding block 21 is slidably disposed on the sliding rail 13, and the thrust detection pen 30 is disposed on the mounting assembly 22. The slide rail 13 can drive the mounting assembly 22 and the locking assembly 23 to move along the first direction a, and meanwhile, the mounting assembly 22 and the locking assembly 23 are movably arranged on the slide block 21 along the second direction B.

Referring to fig. 1 and fig. 2, when the thrust detection apparatus 100 is used, firstly, the slider 21 drives the mounting assembly 22 and the locking assembly 23 to move to a predetermined position P, and in the predetermined position P, a projection of the thrust detection pen 30 along the second direction B is located in an area where the golden finger 201 is located. Then, the locking component 23 locks the sliding block 21, and prevents the sliding block 21 from moving or shaking on the sliding rail 13. Finally, the mounting assembly 22 drives the thrust detection pen 30 to move towards the golden finger 201, and the thrust detection pen 30 abuts against the golden finger 201 with a preset acting force, so that the strength of the welding force of the golden finger 201 is detected.

Compare in prior art, the thrust detection device 100 that this application provided is through setting up locking subassembly 23, makes thrust detection pen 30 butt in position before the golden finger 201 is accurate, is favorable to standardizing the test condition, improves the precision of test and the credibility of result, and simultaneously, the thrust detection device 100 that this application provided simple structure, the cost is low.

Referring to fig. 2 and fig. 3, in the present embodiment, the locking assembly 23 includes a locking block 231 and a cross pin 232, and the locking block 231 is connected to the mounting assembly 22, so that the mounting assembly 22 and the locking assembly 23 move along the second direction B at the same time.

The locking block 231 is substantially square, the locking block 231 is provided with a receiving groove 234 and a wedge-shaped groove 233, the receiving groove 234 penetrates through two opposite surfaces of the locking block 231, and the wedge-shaped groove 233 penetrates through the other two opposite surfaces of the locking block 231. The wedge-shaped groove 233 is disposed obliquely along the second direction B, the wedge-shaped groove 233 includes a first end 233a and a second end 233B opposite to the first end 233a, and a distance D1 (see fig. 2) between the first end 233a and the slide rail 13 is smaller than a distance D2 (see fig. 2) between the second end 233B and the slide rail 13.

Referring to fig. 3 and 4, the cross pin 232 includes a first rod 232a and a second rod 232b vertically passing through the first rod 232a, the first rod 232a movably passes through the receiving groove 234 and the slider 21, an end of the first rod 232a far from the second rod 232b is insertable into the positioning pin hole 131 of the slide rail 13, and the second rod 232b movably passes through the wedge-shaped groove 233.

Referring to fig. 5 and 6, when the locking block 231 moves upward along the second direction B, the wedge-shaped groove 233 drives the second rod 232B to move away from the slide rail 13 along a third direction C until the second rod 232B is accommodated in the second end 233B, at this time, the first rod 232a is not inserted into the positioning pin hole 131, the locking assembly 23 does not lock the slider 21, and the slider 21 and the slide rail 13 can slide relative to each other, wherein the third direction C is perpendicular to the first direction a and the second direction B.

Referring to fig. 7 and 8, when the locking block 231 moves downward along the second direction B, the wedge-shaped groove 233 drives the second rod 232B to move along the third direction C close to the slide rail 13 until the second rod 232B is accommodated in the first end 233a, at this time, the first rod 232a is inserted into the positioning pin hole 131 ni, the locking assembly 23 locks the slider 21, and the slider 21 and the slide rail 13 cannot slide relatively. Therefore, during the use of the thrust force detection device 100, the slide block 21 and the slide rail 13 can be locked during the downward movement of the mounting assembly 22, thereby providing positioning stability during the detection process.

Referring to fig. 4 and fig. 6 again, in the present embodiment, the slider 21 includes a slider body 211 and a spring positioning post 212, the slider body 211 is provided with a first sliding slot 211a and a positioning hole 211B (fig. 6), the first sliding slot 211a penetrates through the slider body 211, the positioning hole 211B is communicated with the first sliding slot 211a, the sliding rail 13 passes through the first sliding slot 211a, a portion of the spring positioning post 212 is accommodated in the positioning hole 211B, another portion of the spring positioning post 212 flexibly abuts against the sliding rail 13, the sliding rail 13 is provided with a positioning slot 132 along the second direction B, the positioning slot 132 corresponds to the predetermined position P, an end of the spring positioning post 212 can be accommodated in the positioning slot 132, so that the slider 21 can be pre-positioned, an operator can find the predetermined position P (fig. 1) conveniently, and the spring positioning post 212 flexibly abuts against the positioning slot 132, when the slide block 21 is pushed, the spring positioning post 212 can exit the positioning groove 132.

Referring to fig. 3 and 4, in the present embodiment, three gold fingers 201 are disposed at intervals, the predetermined position P can assist in positioning the middle gold finger 201, the slider 21 further includes a first end surface 213 and a second end surface 214 opposite to the first end surface 213, the first end surface 213 can support one of the supporting pillars 122 to assist in positioning one of the gold fingers 201 on the outer side, and the second end surface 214 can support the other of the supporting pillars 122 to assist in positioning the other of the gold fingers 201 on the outer side. Therefore, all the positioning aids for the three gold fingers 201 can be realized through the positioning grooves 132, the first end surface 213 and the second end surface 214.

Referring to fig. 3 and 4, in the present embodiment, the thrust detecting device 100 further includes a press lever handle 40 and a connecting rod 41, the sliding block 21 further includes a pivoting portion 215, the pivoting portion 215 is convexly disposed on a side of the sliding block body 211 facing away from the fixing mechanism 10, an end of the press lever handle 40 is rotatably connected to the pivoting portion 215, the mounting component 22 and the locking component 23 are respectively disposed on opposite sides of the sliding block 21, the connecting rod 41 is connected between the locking component 23 and the mounting component 22, the press lever handle 40 is provided with a second sliding slot 43 (see fig. 3) in a penetrating manner, the second sliding slot 43 extends along an extending direction of the press lever handle 40, and the connecting rod 41 passes through the second sliding slot 43 (see fig. 4), so that the mounting component 22 and the locking component 23 can be moved by rotating the press lever handle 40, meanwhile, the device can also play a role in saving power.

Referring to fig. 1 and 3, in the present embodiment, the mounting assembly 22 includes a mounting body 221, a guide post 222 and a spring 223, the spring 223 is disposed between the mounting body 221 and the slider 21, the thrust detection pen 30 is disposed on the mounting body 221, the mounting body 221 is penetrated by a guide hole 221g, the guide post 222 extends along the first direction a, the guide post 222 is fixed on the slider 21, the guide post 222 passes through the spring 223 and extends into the guide hole 221g, so that the mounting body 221 is limited to move along the first direction a, and the spring 223 can provide a restoring force, so that the mounting body 221 can be restored to an original position after the pressure lever 40 is released from pressure. In other embodiments of the present disclosure, the spring 223 may also be an elastic member such as an elastic sheet or an elastically deformable plastic body.

Referring to fig. 3 and 4, in the present embodiment, the mounting body 221 includes a first mounting portion 221a, a second mounting portion 221b, and a limiting boss 221c (fig. 4), the first mounting portion 221a and the second mounting portion 221b are substantially square, a first semicircular groove 221d is formed in one side of the first mounting portion 221a in a concave manner, a second semicircular groove 221e is formed in one side of the second mounting portion 221b in a concave manner, the first groove 221d and the second groove 221e are matched to form a circular mounting hole 221f, and the thrust detecting pen 30 is fixed in the mounting hole 221 f. The limit boss 221c is disposed on one side of the second mounting portion 221b facing the slider 21, and the limit boss 221c may be used to adjust a stroke of the thrust detection pen 30, so as to conveniently adjust an acting thrust of the thrust detection pen 30. For example, the greater the stroke of the thrust detecting pen 30, the greater the acting thrust that the thrust detecting pen 30 can apply to the golden finger 201, and conversely, the smaller the acting thrust that the thrust detecting pen 30 can apply to the golden finger 201.

In this embodiment, the thrust detecting pen 30 is made of stainless steel, the pen point material can be made of metal or nonmetal according to the measurement requirement (product for preventing crush damage), the pen core, the pointer sleeve and the force adjusting sleeve are made of mold steel, and the pen cap as the grip portion is made of plastic steel. The spring used by the propelling pencil is 45mm long, and the spring constant is 2.0N/mm. When the device is matched with the thrust device for use, the magnitude of the thrust can be adjusted according to the thrust requirement of a tested product. The current project requires 40N of thrust, and when the thrust jig is pressed down, the compression stroke of the thrust pen core is 5mm, so that when the thrust pen is used for adjusting force, the spring needs to be pre-compressed by 15 mm.

In addition, those skilled in the art should recognize that the foregoing embodiments are illustrative only, and not limiting, and that appropriate changes and modifications can be made without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A thrust force detection apparatus, characterized by comprising:

the fixing mechanism comprises a slide rail arranged on the jig, and the slide rail extends along a first direction;

the movable mechanism comprises a sliding block, an installation component and a locking component, the sliding block is movably arranged on the sliding rail along the first direction, the installation component and the locking component are movably arranged on the sliding block along a second direction, the second direction is vertical to the first direction, and the locking component is used for locking the sliding block to move along the first direction;

the thrust detection pen is arranged on the mounting assembly, and the mounting assembly is used for driving the thrust detection pen to move along the second direction.

2. The thrust force detection device of claim 1, wherein said locking assembly includes a locking block and a cross pin,

the locking block is connected with the mounting assembly and provided with an accommodating groove and a wedge-shaped groove, the wedge-shaped groove is communicated with the accommodating groove, and the wedge-shaped groove is obliquely arranged towards the slide rail;

the cross pin comprises a first rod body and a second rod body vertically penetrating through the first rod body, the first rod body movably penetrates through the accommodating groove and the sliding block, the second rod body movably penetrates through the wedge-shaped groove, so that when the locking block moves along the second direction, the wedge-shaped groove limits the second rod body to be close to or far away from the sliding rail, the second rod body drives the first rod body to be close to or far away from the sliding rail along a third direction, and the third direction is vertical to the first direction and the second direction;

the slide rail is provided with a positioning pin hole, and one end, far away from the first rod body, of the first rod body can stretch into the positioning pin hole to lock the slide block.

3. The thrust force detecting device according to claim 2, wherein the locking assembly further comprises a spring positioning post, the spring positioning post penetrates through the sliding block, the slide rail is provided with a positioning groove, the positioning groove is arranged corresponding to the positioning pin hole, and the spring positioning post is accommodated in the positioning groove.

4. The thrust force detecting device according to claim 1, wherein said detecting device further comprises a link and a strut handle,

the mounting assembly and the locking assembly are arranged on two opposite sides of the sliding block, and the connecting rod is connected with the mounting assembly and the locking assembly;

one end of the pressure lever handle is rotatably connected with the sliding block, a sliding groove is formed in the pressure lever handle in a penetrating mode, the connecting rod penetrates through the sliding groove, and the sliding groove extends along the axial direction of the pressure lever handle.

5. The thrust force detecting device according to claim 4, wherein the mounting assembly includes a mounting body, a guide post and an elastic member, the elastic member is disposed between the mounting body and the slider, the thrust force detecting pen is disposed on the mounting body, the mounting body has a guide hole formed therethrough, the guide post extends in the first direction, the guide post movably passes through the guide hole and the elastic member, and the guide post is fixed to the slider.

6. The thrust force detecting device according to claim 5, wherein the mounting body includes a first mounting portion and a second mounting portion, a side of the first mounting portion is recessed to form a first groove, a side of the second mounting portion is recessed to form a second groove, the first groove and the second groove are correspondingly disposed to form a mounting hole, and the thrust force detecting pen is fixed to the mounting hole.

7. The thrust force detection device of claim 5, wherein the mounting assembly further comprises a limit boss, the limit boss is disposed on a side of the mounting body facing the slider, and the limit boss is used for adjusting a stroke of the thrust force detection pen.

8. The thrust force detecting device according to claim 1, wherein the fixing mechanism further includes a base, the base includes a base plate and a plurality of support pillars, the base plate is disposed on the jig, the plurality of support pillars are disposed at intervals on a side of the base away from the jig, and the slide rail is disposed between the support pillars.

9. The thrust detection device according to claim 1, wherein the jig has a limiting groove and a plurality of clearance areas communicating with the limiting groove, the limiting groove is used for accommodating a workpiece to be detected, and the clearance areas are used for facilitating taking and placing of the workpiece.

10. The thrust force detection device according to claim 1, wherein the fixing mechanism further includes a plurality of anchor bolts, the anchor bolts are disposed on a side of the jig facing away from the movable mechanism, and the anchor bolts are used for leveling the jig.