CN210465173U

CN210465173U - Fin precision detection device

Info

Publication number: CN210465173U
Application number: CN201921157324.0U
Authority: CN
Inventors: 王峰
Original assignee: Zhenjiang City Changhong Heatsink Co ltd
Current assignee: Zhenjiang City Changhong Heatsink Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-05-05
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a cooling fin precision detection device, the structure of which comprises a clamping device, in order to solve the problems of poor detection precision and low efficiency caused by the easy sliding of the cooling fin in the cooling fin precision detection device process, a fixed disc is fixedly connected with a bottom plate by arranging the clamping device on the top of the bottom plate, the top of a placing disc is aligned with a heavy hammer, a first gas injection hole and a second gas injection hole are connected with an external gas pump, then the external cooling fin is placed in the placing disc, gas is introduced through the first gas injection hole by the external gas pump to cause a fixture to simultaneously slide inwards along a slide rail to clamp the periphery of the cooling fin, the heavy hammer falls down conveniently to cause a telescopic rod to compress, the pressure borne by the cooling fin is detected by gravity sensors on the left side and the right side of the bottom of the placing disc, after detection, the external gas pump introduces gas through the second gas injection hole to cause the fixture to simultaneously slide, the cooling fin is prevented from sliding, and the cooling fin precision detection efficiency is improved.

Description

Fin precision detection device

Technical Field

The utility model relates to a precision detection device technical field, concretely relates to fin precision detection device.

Background

The radiating fin is a device for radiating heat of an electronic element which is easy to generate heat in an electrical appliance, and is mostly made of aluminum alloy, brass or bronze into a plate shape, a sheet shape, a plurality of sheet shapes and the like, for example, a CPU (central processing unit) in a computer needs to use a relatively large radiating fin, a power tube, a travelling tube and a power amplifier tube in a power amplifier need to use the radiating fin, a layer of heat-conducting silicone grease is coated on the contact surface of the electronic element and the radiating fin when the radiating fin is used, so that heat generated by the electronic element is more effectively conducted to the radiating fin and then is radiated to the surrounding air through the radiating fin, the hardness of the radiating fin is often required to be detected in the production process of: the cooling fin precision detection device can not effectively fix the cooling fin, and the cooling fin is easy to slide, and has poor detection precision and low efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the cooling fin precision detection device is provided, the problems that the cooling fin cannot be effectively fixed, the cooling fin is easy to slide, the detection precision is poor, and the efficiency is low are solved, the cooling fin is effectively fixed, the cooling fin is prevented from sliding, and the cooling fin precision detection efficiency is improved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a heat sink precision detection device, which comprises a bottom plate, a control cabinet, a clamping device, a mounting seat, an electric push rod, a heavy hammer and a power line, wherein the left side of the bottom plate is welded with the control cabinet, the left end of the top of the bottom plate is connected with the mounting seat through a fixing bolt, the top end of the mounting seat is vertically welded with the electric push rod, the right side of the top end of the electric push rod is fixed with the heavy hammer bolt, the front end of the control cabinet is spliced with the power line, the electric push rod is electrically connected with the control cabinet, the control cabinet is electrically connected with the power line, the bottom end of the clamping device is welded with the top of the bottom plate, the clamping device consists of a fixed disc, an arc-shaped plate, a connecting bolt, a slide rail, a fixture, a gravity detection device, a first gas injection hole and a second gas injection hole, slide rail middle part and fixture horizontal slip, the fixed disk middle part is pegged graft with gravity detection device, fixed disk top left side is provided with first gas injection hole, fixed disk top right side is provided with the second gas injection hole, fixed disk bottom and bottom plate welding, gravity detection device comprises putting thing dish, protection pad, telescopic link and gravity sensor, it bonds with the protection pad to put thing dish top, it welds with the telescopic link to put thing dish bottom, it is provided with gravity sensor to put thing dish bottom left and right sides, telescopic link bottom and the inboard welding of fixed disk bottom, gravity sensor is connected with the switch board electricity.

Further, the arc is fan-shaped, and the arc left and right sides all is provided with 2 connecting bolt.

Furthermore, the slide rail and the fixture are provided with 4, and the slide rail is matched with the fixture.

Furthermore, the inner side of the fixture is provided with an adhesive pad, and the outer surface of the adhesive pad is provided with a layer of anti-skid grains.

Furthermore, the top of the object placing disc is vertically aligned with the heavy hammer, and the object placing disc is cylindrical.

Furthermore, a pressure spring is arranged on the inner side of the telescopic rod, and the compression range of the telescopic rod is 8 cm-3 cm.

Furthermore, the inner side of the top of the control cabinet is embedded with the display, and the bottom of the display is provided with a control key.

Further, the electric push rod is a DT50 electric push rod.

Further, the gravity sensor is a BMA223 gravity sensor.

Further, the protection pad is made of nitrile rubber.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

in order to solve the problems that a radiating fin precision detection device cannot effectively fix a radiating fin, the radiating fin is easy to slide, the detection precision is poor and the efficiency is low, a clamping device is arranged at the top of a bottom plate, a fixed disc is fixedly connected with the bottom plate, the top of a placing disc is aligned with a heavy hammer, a first gas injection hole and a second gas injection hole are connected with an external gas pump, then the external radiating fin is placed in the placing disc, gas is introduced through the external gas pump through the first gas injection hole to enable a clamping tool to simultaneously slide inwards along a slide rail to clamp the periphery of the radiating fin, the heavy hammer falls to enable a telescopic rod to compress, the gravity sensors on the left side and the right side of the bottom of the placing disc are used for detecting the pressure borne by the radiating fin, after the detection is finished, the external gas is introduced through the second gas injection hole to enable the clamping tool to simultaneously slide, the beneficial effect of fin precision detection efficiency is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

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

FIG. 2 is a schematic structural view of the clamping device of the present invention;

FIG. 3 is a schematic cross-sectional view of the clamping device of the present invention;

FIG. 4 is a schematic structural view of the gravity detecting device of the present invention;

fig. 5 is a schematic view of the sectional structure of the gravity detecting device of the present invention.

In the figure: the device comprises a bottom plate-1, a control cabinet-2, a clamping device-3, a mounting seat-4, an electric push rod-5, a heavy hammer-6, a power line-7, a fixed disc-31, an arc plate-32, a connecting bolt-33, a slide rail-34, a clamp-35, a gravity detection device-36, a first air injection hole-37, a second air injection hole-38, a storage disc-361, a protective pad-362, a telescopic rod-363 and a gravity sensor-364.

Detailed Description

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

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a device for detecting the accuracy of a heat sink: the clamping device comprises a bottom plate 1, a control cabinet 2, a clamping device 3, a mounting seat 4, an electric push rod 5, a heavy hammer 6 and a power cord 7, wherein the left side of the bottom plate 1 is welded with the control cabinet 2, the left end of the top of the bottom plate 1 is in bolted connection with the mounting seat 4 through a fixing bolt, the top end of the mounting seat 4 is vertically welded with the electric push rod 5, the right side of the top end of the electric push rod 5 is in bolted connection with the heavy hammer 6, the front end of the control cabinet 2 is in plug connection with the power cord 7, the electric push rod 5 is electrically connected with the control cabinet 2, the control cabinet 2 is electrically connected with the power cord 7, the bottom end of the clamping device 3 is welded with the top of the bottom plate 1, the clamping device 3 comprises a fixed plate 31, an arc-shaped plate 32, a connecting bolt 33, a slide rail 34, a clamp 35, a gravity detection device 36, the middle of the sliding rail 34 horizontally slides with the fixture 35, the middle of the fixed disk 31 is inserted into the gravity detection device 36, the left side of the top of the fixed disk 31 is provided with a first gas injection hole 37, the right side of the top of the fixed disk 31 is provided with a second gas injection hole 38, the bottom end of the fixed disk 31 is welded with the bottom plate 1, the gravity detection device 36 is composed of a storage disk 361, a protection pad 362, an expansion link 363 and a gravity sensor 364, the top end of the storage disk 361 is bonded with the protection pad 362, the bottom end of the storage disk 361 is welded with the expansion link 363, the left side and the right side of the bottom end of the storage disk 361 are provided with the gravity sensor 364, the bottom end of.

Wherein, arc 32 is fan-shaped, and the arc 32 left and right sides all is provided with 2 connecting bolt 33, is favorable to arc 32's fixed.

The number of the sliding rails 34 and the number of the clamping devices 35 are 4, and the sliding rails 34 are matched with the clamping devices 35, so that the clamping devices 35 can clamp the inner side radiating fins.

Wherein, the fixture 35 inboard is provided with the sticky pad, and the sticky pad surface is provided with one deck antiskid line, is favorable to preventing that the fin from sliding.

The top of the storage plate 361 is vertically aligned with the weight 6, and the storage plate 361 is cylindrical, so that the storage of the cooling fins is facilitated.

The inner side of the telescopic rod 363 is provided with a pressure spring, and the compression range of the telescopic rod 363 is 8 cm-3 cm, so that the downward pressure of the equipment can be relieved.

Wherein, 2 top inboards of switch board and display gomphosis, and the display bottom is provided with the control key, is favorable to the record to detect numerical value.

The protective pad 362 is made of nitrile rubber, and has the advantages of excellent oiliness, high wear resistance, high heat resistance, high bonding force and high elasticity.

The electric push rod 5 is a DT50 electric push rod, and is flexible and smooth.

Wherein, the gravity sensor model is BMA223 gravity sensor, detects accurately.

According to the table, the novel protective pad 362 is made of nitrile rubber, and has the characteristics of excellent oiliness, high wear resistance, high heat resistance, high bonding force and high elasticity.

The gravity sensor 364 described in this patent operates according to the principle of the piezoelectric effect, the so-called piezoelectric effect is that "external force applied to the crystal by a heteropolar crystal without a symmetric center not only deforms the crystal, but also changes the polarization state of the crystal, and establishes an electric field inside the crystal, and this phenomenon that the medium is polarized due to mechanical force action is called the positive piezoelectric effect", the gravity sensor utilizes the characteristic that the crystal is deformed due to acceleration inside the gravity sensor, and since this deformation generates voltage, the acceleration can be converted into voltage output as long as the relationship between the generated voltage and the applied acceleration is calculated, of course, there are many other methods to manufacture acceleration sensors, such as the capacitance effect, the thermal bubble effect, and the optical effect, but the most basic principle is that the acceleration generates a certain medium to generate deformation, by measuring the deformation and converting the deformation into voltage output by using a relevant circuit.

The working principle is as follows: firstly, moving a heat sink precision detection device to a proper position to contact with the ground through a bottom plate 1, fixing a mounting seat 4 with the bottom plate 1 through a fixing bolt, connecting a power cord 7 with an external power supply to provide sufficient kinetic energy for equipment operation, respectively connecting a first gas injection hole 37 and a second gas injection hole 38 with an external gas pump, when the hardness of the heat sink needs to be detected, arranging a clamping device 3 at the top of the bottom plate 1, connecting and fixing a fixed disc 31 with the bottom plate 1, aligning the top of a storage disc 361 with a heavy hammer 6, then placing the external heat sink into the storage disc 361, introducing gas through the first gas injection hole 37 through the external gas pump to enable a clamping device 35 to simultaneously slide inwards along a slide rail 34 to clamp the periphery of the heat sink, then controlling a control cabinet 2 to control an electric push rod 5 to move downwards to enable the heat sink to be knocked down by the heavy hammer 6 so that the heavy hammer 361 is compressed by an inner side compression spring to relieve downward pressure, and detecting the pressure, the detection data is displayed through the display screen on the inner side of the control cabinet 2, after detection, the external air pump leads in air through the second air injection hole 38 to enable the clamping apparatus 35 to slide outwards along the slide rail 34 to loosen the radiating fins, so that the radiating fins are effectively fixed, the sliding of the radiating fins is prevented, and the precision detection efficiency of the radiating fins is improved.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A cooling fin precision detection device comprises a bottom plate (1), a control cabinet (2), a mounting seat (4), an electric push rod (5), a heavy hammer (6) and a power line (7), wherein the left side of the bottom plate (1) is welded with the control cabinet (2), the left end of the top of the bottom plate (1) is in bolt connection with the mounting seat (4) through a fixing bolt, the top end of the mounting seat (4) is vertically welded with the electric push rod (5), the right side of the top end of the electric push rod (5) is in bolt connection with the heavy hammer (6), the front end of the control cabinet (2) is inserted into the power line (7), the electric push rod (5) is electrically connected with the control cabinet (2), and the control cabinet (2) is electrically connected with the power line (7);

the method is characterized in that: still include clamping device (3), clamping device (3) bottom and bottom plate (1) top welding, clamping device (3) comprises fixed disk (31), arc (32), connecting bolt (33), slide rail (34), fixture (35), gravity detection device (36), first gas injection hole (37) and second gas injection hole (38), fixed disk (31) top four corners is through connecting bolt (33) and arc (32) threaded fixation, both contained angles of arc (32) are provided with slide rail (34), slide rail (34) middle part and fixture (35) horizontal slip, fixed disk (31) middle part and gravity detection device (36) are pegged graft, fixed disk (31) top left side is provided with first gas injection hole (37), fixed disk (31) top right side is provided with second gas injection hole (38), fixed disk (31) bottom and bottom plate (1) welding, gravity detection device (36) comprises putting thing dish (361), protection pad (362), telescopic link (363) and gravity sensor (364), it bonds with protection pad (362) to put thing dish (361) top, it welds with telescopic link (363) to put thing dish (361) bottom, it is provided with gravity sensor (364) to put thing dish (361) bottom left and right sides, telescopic link (363) bottom and fixed disk (31) bottom inboard welding, gravity sensor (364) are connected with switch board (2) electricity.

2. The apparatus for detecting the accuracy of a heat sink according to claim 1, wherein: the arc-shaped plate (32) is fan-shaped, and the left side and the right side of the arc-shaped plate (32) are provided with 2 connecting bolts (33).

3. The apparatus for detecting the accuracy of a heat sink according to claim 1, wherein: the number of the sliding rails (34) and the number of the fixtures (35) are 4, and the sliding rails (34) are matched with the fixtures (35).

4. The apparatus for detecting the accuracy of a heat sink according to claim 1, wherein: the inner side of the fixture (35) is provided with a sticky pad, and the outer surface of the sticky pad is provided with a layer of anti-skid lines.

5. The apparatus for detecting the accuracy of a heat sink according to claim 1, wherein: the top of the object placing plate (361) is vertically aligned with the heavy hammer (6), and the object placing plate (361) is cylindrical.

6. The apparatus for detecting the accuracy of a heat sink according to claim 1, wherein: the inner side of the telescopic rod (363) is provided with a pressure spring, and the compression range of the telescopic rod (363) is 8 cm-3 cm.

7. The apparatus for detecting the accuracy of a heat sink according to claim 1, wherein: the inner side of the top of the control cabinet (2) is embedded with the display, and the bottom of the display is provided with a control key.