CN210388208U

CN210388208U - Sectional type pressing mechanism

Info

Publication number: CN210388208U
Application number: CN201920798542.6U
Authority: CN
Inventors: 何昭燊; 聂晓刚; 周金祥
Original assignee: Dongguan Huabei Electronic Technology Co Ltd
Current assignee: Dongguan Huabei Electronic Technology Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-24
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a sectional type pressing mechanism, including the organism, locate the weight of the bottom die block of organism lower extreme and a plurality of the compression fittings who locates the organism upper end side by side, compression fittings includes the driving piece and orders about and the briquetting that goes up and down in the organism by the driving piece, and a plurality of briquettings are located the weight of the bottom die block top, still are equipped with a plurality of selected buttons on the organism. The sectional pressing mechanism can select a plurality of driving parts through selecting the keys according to the actual shape of the shielding cover, so that the shape formed by a plurality of pressing blocks driven by the selected driving parts can correspond to the shielding cover. After the selected pressing block synchronously moves downwards, the shielding cover can be accurately and well pressed on the main board. After different products and shielding covers with different shapes are replaced, the corresponding of the pressing block and a new shielding cover can be ensured only by selecting the key to select different pressing blocks again, the universal property is high, meanwhile, the time for stopping and replacing the die can be saved due to the fact that the upper die and the lower die are not required to be replaced, and the efficiency is improved.

Description

Sectional type pressing mechanism

Technical Field

The utility model relates to an electronic equipment rigging equipment especially relates to a sectional type pressing mechanism.

Background

The main board of electronic equipment such as mobile phones and tablet computers is generally provided with a shielding cover which shields important electronic components such as circuit boards and the like, and the shielding cover is used for shielding the influence of external electromagnetic waves on internal circuits and preventing the electromagnetic waves generated inside from radiating outwards to a certain extent.

Have the slot or buckle isotructure that are used for fixed shielding lid on the mainboard, place the shielding lid in the corresponding position on the mainboard during the equipment, then push down the shielding lid and just can make it fixed. In the past, the operation of manually pressing the shielding cover is time-consuming and labor-consuming, the labor intensity is high, the shielding cover is eliminated, and a mechanism capable of automatically performing pressing operation appears in the industry at present. However, under the influence of the circuit layout on the motherboard, the shielding cover is generally in a non-regular irregular structure, and the pressing head of the existing pressing mechanism is pressed down integrally and cannot be matched with the irregular shielding cover, so that the pressing precision is not high. In addition, the upper die and the bottom die of the pressing mechanism are replaced correspondingly after different products are replaced, so that the efficiency is low.

In order to solve the above problems, it is necessary to provide a pressing mechanism capable of adapting to different products.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can adapt to the pressing mechanism of different products.

In order to realize the above object, the utility model provides a sectional type pressing mechanism, include the organism, locate the weight of organism lower extreme die block and a plurality of locating side by side the pressing components of organism upper end, each pressing components includes the driving piece and by the driving piece orders about and the briquetting of going up and down in the organism is a plurality of the briquetting is located bear the die block top, still be equipped with respectively on the organism with a plurality of selected button that pressing components corresponds.

This sectional type pressing mechanism has changed the whole push down among the prior art into the sectional piece push down, drives a plurality of briquettings lift respectively through a plurality of driving pieces. After the main board and the shielding cover or other products are placed on the bearing bottom die, the plurality of driving pieces are selected through the selected keys according to the actual shape of the shielding cover or the products, and the shape formed by the plurality of pressing blocks driven by the selected driving pieces can correspond to the shielding cover. Therefore, the shielding cover can be accurately and well pressed on the main board after the selected pressing block synchronously moves downwards. In addition, after the shielding covers of different products and different shapes are replaced, the corresponding of the pressing block and the new shielding cover can be ensured only by selecting the key to select different pressing blocks again, the universality is high, meanwhile, the time for stopping and replacing the die can be saved due to the fact that the upper die and the lower die do not need to be replaced, and the efficiency is improved.

Preferably, the plurality of pressing components are arranged in a matrix and densely arranged at the upper end of the machine body, and the adjacent pressing blocks located at the same horizontal position are spliced together.

Preferably, the machine body includes a base and a frame spanning the base, the bearing bottom die is fixed to the base, the driving member is fixed to the top of the frame, and the pressing block is located in the frame.

Specifically, the rack comprises a top plate, two side plates and a pair of vertical photoelectric protectors, wherein the pair of vertical photoelectric protectors are fixed at one ends of the two side plates.

Preferably, the driving member includes a driving rod sliding up and down, a fixed block is fixed at the lower end of the driving rod, the pressing block is connected below the fixed block, and a pressure sensor is arranged between the pressing block and the fixed block.

Specifically, the fixed block and the pressing block are of quadrilateral structures, and the four pressure sensors are respectively arranged at four corners of the fixed block and the pressing block.

Specifically, the driving part is an air cylinder, and the driving rod is a piston rod of the air cylinder.

Preferably, the top of the driving member has a number label, and a plurality of the selected keys have corresponding number labels.

Preferably, the two ends of the machine body are respectively provided with a start button, and the driving piece drives the pressing block to descend when the two start buttons are triggered simultaneously.

Preferably, the machine body is further provided with a stop key with the highest priority, a lock key for locking the plurality of selected keys, and an unlock key for unlocking the plurality of selected keys.

Drawings

Fig. 1 is a perspective view of the block pressing mechanism of the present invention.

Fig. 2 is a schematic view of the pressure sensor 6 connected between the fixed block 32 and the pressure block.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1, the utility model provides a sectional type pressing mechanism can be used to accurately pressfitting the shielding lid of various dysmorphism to the mainboard that corresponds, or be used for carrying out pressfitting to other products and handle. This sectional type pressing mechanism includes organism 1, bears die block 2 and a plurality of pressing components. The bearing bottom die 2 is fixed at the lower end of the machine body 1 and used for bearing a mainboard to be pressed and a shielding cover, the bearing bottom die 2 can be made of hard materials such as metal and can also be made of elastic materials such as rubber and the like so as to provide buffering during pressing. A plurality of pressing components are arranged at the upper end of the machine body 1 side by side, each pressing component comprises a driving piece 3 and a pressing block 4 driven by the driving piece 3 to lift in the machine body 1, the pressing blocks 4 are located above the bearing bottom die 2, structural connection relations do not exist among the pressing components, and any one pressing block 4 can be independent of the lifting of other pressing blocks 4.

Specifically, the machine body 1 includes a base 11 and a gantry type frame spanning the base 11, the frame includes a top plate 12 and two side plates 14 fixed at two ends of the top plate 12, and bottoms of the side plates 14 are fixed on the base 11. The bearing bottom die 2 is fixed on the base 11 and positioned between the two side plates 14, the driving part 3 is fixed on the top plate 12, the driving part 3 comprises a driving rod 31 capable of sliding up and down, the driving rod 31 penetrates through the top plate 12 and is positioned between the two side plates 14, and the pressing block 4 is installed at the lower end of the driving rod 31 and is positioned in the rack. The driving member 3 in this embodiment is a cylinder, and the driving rod 31 is a piston rod of the cylinder. The driving member 3 may also be an electric push rod or the like, or a gear driven by a motor and driving a rack engaged therewith as a driving rod to slide up and down.

The plurality of pressing components are arranged in a matrix and densely arranged at the upper end of the machine body 1, and the specific number of the pressing components in the embodiment is 18, and the pressing components are arranged in a 3 × 6 manner. In the frame, adjacent pressing blocks 4 located at the same horizontal position are spliced together, wherein the splicing refers to that the adjacent pressing blocks 4 are close to each other until the gap is very small or are in direct contact with each other. When the briquetting 4 and the briquetting 4 are in direct contact, the side surface of the briquetting 4 is set to be a smooth surface, so that the up-and-down sliding of the briquetting 4 cannot be influenced by another briquetting 4 spliced with the briquetting 4.

Referring to fig. 2, a fixing block 32 is fixed to a lower end of the driving rod 31, the pressing block 4 is connected below the fixing block 32, and a pressure sensor 6 is disposed between the pressing block 4 and the fixing block 32. When the pressing operation is carried out, the pressure sensor 6 can detect the pressure applied to the shielding cover, so that the inspection by workers is facilitated, and the automatic control of the system is realized. Preferably, the fixing block 32 and the pressing block 4 are both of a quadrilateral structure, and the four pressure sensors 6 are respectively arranged at four corners of the fixing block 32 and the pressing block 4. When the pressing block 4 is pressed against the shielding cover, if the values measured by the four pressure sensors 6 are consistent, it indicates that the parallelism between the pressing block 4 and the shielding cover is better, and a good pressing effect can be realized. If the shielding cover on the main board is not placed at the opposite position, the numerical values of the four sensors are inconsistent during pressing, and when the control system obtains inconsistent signals, the driving part 3 can be controlled to stop and retreat. By arranging the pressure sensor 6 in this way, the probability of crushing the product can be reduced, and the defective rate can be reduced.

Referring back to fig. 1, keys are provided on the front surface of the base 11, including a start key 71, a stop key 72, a lock key 73, an unlock key 74, and a select key 75.

The number of the selected keys 75 is the same as the number of the pressing components and is one-to-one corresponding, the number marks are arranged on the top of the driving member 3, and the corresponding number marks are also arranged on a plurality of the selected keys 75. When the selected key 75 is pressed, the corresponding driving member 3 will be actuated to lower the corresponding pressing block 4 when the mechanism starts to work, and the driving member 3 corresponding to the selected key 75 which is not pressed will not be actuated. This one-to-one correspondence between the selected key 75 and the stitching assembly is readily accomplished by those skilled in the art, such as by the selected key 75 controlling the on/off of a solenoid circuit connected to the air cylinder.

The locking key 73 and the unlocking key 74 are respectively located at two sides of the selected key 75 area, the locking key 73 is used for locking the selected key 75 which is pressed, and the operation of pressing the selected key 75 after triggering the locking key 73 is also invalid. The unlock key 74 is used to unlock the lock key 73, so that all the selected keys 75 can be pressed and activated.

The number of the start buttons 71 is two and is provided at both ends of the base 11, and the two start buttons 71 are connected in series, and the driving member 3 can be actuated only when the two start buttons 71 are simultaneously pressed. This arrangement improves safety and prevents depression of the pressure block 4 by accidental contact with a start button 71.

The stop button 72 is located between the two start buttons 71, the stop button 72 has the highest priority, the pressing of all the pressing components is stopped when the stop button 72 is pressed, and all the driving members 3 are automatically reset.

The setting positions of the keys are not the only setting modes, and the embodiment is only one setting mode which is convenient to operate.

A pair of vertical photoelectric protectors is fixed at the same end of the two side plates 14 and is electrically connected with the control system. The staff carries out the material loading of product, unloading from this end of being equipped with the photoelectric protector, if someone's hand puts in the frame, the correlation signal of photoelectric protector is sheltered from, even press start button 71 control system still can control driving piece 3 and do not move this moment, can ensure personnel's safety.

Before the mechanism starts working, the pressing force and the pressing time are set in the control system, the corresponding serial number of the pressing block 4 is determined according to the shape of the shielding cover, the selected key 75 with the corresponding serial number is pressed, and then the locking key 73 is pressed. Put the mainboard on bearing die block 2, put the mainboard when the shielding lid, then the left and right hands press down start button 71 simultaneously, driving piece 3 actuates and promotes briquetting 4 and pushes down, and appointed briquetting 4 covers good pressfitting to the mainboard with the shielding, and driving piece 3 retrieves after the pressfitting time finishes makes briquetting 4 rise, and the workman can take away the product of pressing well, puts the next mainboard, reciprocal above flow. After the product type is changed, the unlocking key 74 is pressed to unlock, the selected key 75 is reselected and pressed, then the locking key 73 is pressed to lock

This sectional type pressing mechanism has changed the whole push down among the prior art into the sectional push down, drives a plurality of briquettings 4 through a plurality of driving piece 3 respectively and goes up and down. After the main board and the shielding cover or other products are placed on the bottom carrying mold 2, the plurality of driving members 3 are selected by the selection button 75 according to the actual shape of the shielding cover or the products, so that the shape formed by the plurality of pressing blocks 4 driven by the selected plurality of driving members 3 can correspond to the shielding cover. Therefore, the selected pressing block 4 can be accurately and well pressed on the main board after synchronously moving downwards. In addition, after the shielding covers of different products and different shapes are replaced, the corresponding of the pressing block 4 and the new shielding cover can be ensured only by selecting the pressing block 4 with different shapes again through the selection key 75, the universality is high, meanwhile, the time for line stopping and mold changing can be saved due to the fact that the upper mold and the lower mold do not need to be replaced, and the efficiency is improved.

The above disclosure is only a preferred embodiment of the present invention, and the function is to facilitate the understanding and implementation of the present invention, which is not to be construed as limiting the scope of the present invention, and therefore, the present invention is not limited to the claims.

Claims

1. A sectional type pressing mechanism which is characterized in that: including the organism, locate the bearing die block of organism lower extreme and a plurality of locate side by side the lamination assembly of organism upper end, each lamination assembly includes the driving piece and by the driving piece orders about and is in the briquetting of going up and down in the organism, it is a plurality of the briquetting is located bear the die block top, still be equipped with on the organism respectively with a plurality of selected button that lamination assembly corresponds.

2. The segmented stitching mechanism as set forth in claim 1, wherein: the press-fit components are arranged in a matrix and densely arranged at the upper end of the machine body, and the adjacent press blocks positioned at the same horizontal position are spliced together.

3. The segmented stitching mechanism as set forth in claim 1, wherein: the organism includes the base and spanes frame on the base, it is fixed in to bear the die block the base, the driving piece is fixed in the top of frame, the briquetting is located in the frame.

4. The segmented stitching mechanism as set forth in claim 3, wherein: the frame comprises a top plate, two side plates and a pair of vertical photoelectric protectors, wherein the pair of vertical photoelectric protectors are fixed at one ends of the two side plates.

5. The segmented stitching mechanism as set forth in claim 1, wherein: the driving piece comprises a driving rod which slides up and down, a fixed block is fixed at the lower end of the driving rod, the pressing block is connected below the fixed block, and a pressure sensor is arranged between the pressing block and the fixed block.

6. The segmented stitching mechanism as set forth in claim 5, wherein: the fixed block and the pressing block are of quadrilateral structures, and the four pressure sensors are respectively arranged at the four corners of the fixed block and the pressing block.

7. The segmented stitching mechanism as set forth in claim 5, wherein: the driving part is an air cylinder, and the driving rod is a piston rod of the air cylinder.

8. The segmented stitching mechanism as set forth in claim 1, wherein: the top of the driving piece is provided with a number label, and a plurality of the selected keys are also provided with corresponding number labels.

9. The segmented stitching mechanism as set forth in claim 1, wherein: two ends of the machine body are respectively provided with a start button, and the driving piece drives the pressing block to descend when the two start buttons are triggered simultaneously.

10. The segmented stitching mechanism as set forth in claim 1, wherein: the machine body is also provided with a stop key with the highest priority, a locking key for locking the selected keys and an unlocking key capable of unlocking the selected keys.