CN210936739U

CN210936739U - Computer backplate auto-eject mould

Info

Publication number: CN210936739U
Application number: CN201921740281.9U
Authority: CN
Inventors: 谭志星
Original assignee: Suzhou Jiawang Precision Machinery Co ltd
Current assignee: Suzhou Jiawang Precision Machinery Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-07-07
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a computer backplate auto-eject mould. The utility model discloses, including last mould and lower mould, be provided with the lower mould under going up the mould, go up the mould and include the upper die base, the top fixed mounting of upper die base has last framed. The utility model discloses, the bearing block downwardly rotating and drive carousel anticlockwise rotation, rotation along with the carousel, the head rod is along with the rotation of carousel, under the cooperation of couple and first stator, the first spring of couple one end installation is elongated, recycle the contractile action of first spring, stimulate the second connecting rod to the left side, in the motion of second connecting rod, the fore-set moves left along with the motion orbit synchronization of second connecting rod, again because the one end and the carousel fixed connection of transfer line, consequently the fore-set still need upwards top and move, let the fore-set contact with the material board, earlier upwards top with fashioned backplate, recycle the frictional force between fore-set and the backplate and promote the backplate to the left side, promote out the mould with the backplate, realize the auto-eject of backplate.

Description

Computer backplate auto-eject mould

Technical Field

The utility model relates to the technical field, specifically be a computer backplate auto-eject mould.

Background

Backplanes have been specialized quality products in the PCB manufacturing industry. The backplane is thicker and heavier than conventional PCB boards and correspondingly has a greater thermal capacity, which acts as a circuit board or frame to support other circuit boards, devices and interconnections between the devices, and to provide power and data signals to the supported devices.

When current backplate was makeed, the mode of adopting the punching press carries out more, and then is accomplishing the punching press back, and the shaping side can be stayed to the fashioned backplate, when making to the backplate of small-scale, need collect through the manual work, consequently leads to the punching press action to need longer standby action, nevertheless if the staff fails in time to take off the backplate, can bury comparatively serious potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a computer backplate auto-eject mould to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a computer backplate auto-eject mould, includes mould and lower mould, be provided with the lower mould under going up the mould.

The upper die comprises an upper die base, an upper die frame is fixedly mounted at the top of the upper die base, and two sides of the upper die frame are connected with limiting columns through threads.

The lower die comprises a lower die base, a lower die frame is fixedly mounted at the top of the lower die base, an insert is fixedly mounted in the lower die frame, a rotary disc is movably mounted in the insert through a rotary shaft, a bearing block is fixedly mounted on the front surface of the rotary disc, a first connecting rod is fixedly mounted on the front surface of the rotary disc, a first stator is fixedly mounted on the front surface of the first connecting rod, a hook is sleeved on the periphery of the first stator, a connecting block is fixedly mounted at one end of the hook, a first spring is fixedly mounted on the side wall of the connecting block, a mounting cylinder is sleeved on the periphery of the connecting rod, a second connecting rod is movably mounted on the right side of the first connecting rod through a rotary shaft, a second stator is fixedly mounted on the front surface of the second connecting rod, a top column is movably mounted at the top of the second connecting rod, and a transmission, and a second spring is sleeved on the periphery of the bearing block.

Preferably, one end of the first connecting rod, which is far away from the turntable, is movably mounted inside the insert through a rotating shaft.

Preferably, the bottom of the first connecting rod and the bottom of the second connecting rod are fixedly provided with arc blocks with equal radians and are in contact with each other, and the side walls of the arc blocks are provided with inner arc grooves with equal radians.

Preferably, the number of the hooks is two, and the hooks are respectively sleeved on the first stator and the second stator.

Preferably, one end, far away from the top column, of the transmission rod is fixedly connected with the side wall of the rotary table in a welded mode.

Preferably, the circle center of the first stator and the circle center of the second stator are located on the same horizontal line, and a rubber layer is fixedly mounted at the top of the top column.

Compared with the prior art, the beneficial effects of the utility model are that:

the computer backboard automatically pops out of the die, the bearing block rotates downwards and drives the turntable to rotate anticlockwise, the first connecting rod rotates along with the turntable and rotates to the left under the action of the bottom rotating shaft along with the rotation of the turntable, the first spring arranged at one end of the hook is stretched under the matching of the hook and the first stator along with the rotation of the first connecting rod, the second connecting rod is pulled to the left under the matching of the hook and the second stator by utilizing the contraction action of the first spring, the top column moves leftwards along with the movement track of the second connecting rod synchronously while the second connecting rod moves, and the backboard is pushed out of the die by fixedly connecting one end of the transmission rod with the turntable so that the top column is contacted with a material plate to push the formed backboard upwards firstly and then push the backboard to the left by utilizing the friction force between the top column and the backboard, and the automatic ejection of the back plate is realized.

Drawings

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

FIG. 2 is a front view of the inner structure of the insert of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: the device comprises an upper die 1, an upper die holder 101, an upper die frame 102, a 103 limiting column, a lower die 2, a lower die holder 201, a lower die frame 202, an insert 203, a turntable 204, a pressure bearing block 205, a first connecting rod 206, a first stator 207, a hook 208, a connecting block 209, a first spring 210, an installation cylinder 211, a second connecting rod 212, a second stator 213, a top column 214, a transmission rod 215 and a second spring 216.

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.

Referring to fig. 1-2, the present invention provides an embodiment: the utility model provides a computer backplate auto-eject mould, includes mould 1 and lower mould 2, is provided with lower mould 2 under going up mould 1.

The upper die 1 comprises an upper die base 101, an upper die frame 102 is fixedly mounted at the top of the upper die base 101, and two sides of the upper die frame 102 are connected with limiting columns 103 through threads.

The lower die 2 comprises a lower die base 201, a lower die frame 202 is fixedly installed at the top of the lower die base 201, an insert 203 is fixedly installed inside the lower die frame 202, a die core is arranged inside the lower die frame 202, the installation position of the insert 203 is located inside the die core, a large area exists no matter how the shape of a back plate is, the insert 203 can be arranged according to the shape of the back plate, a corresponding hole groove is formed in the die core, the insert can be installed by matching screws, a rotating disc 204 is movably installed inside the insert 203 through a rotating shaft, the rotating shaft is arranged on the side wall of the inner cavity of the insert 203, a pressure bearing block 205 is fixedly installed on the front surface of the rotating disc 204, a first connecting rod 206 is fixedly installed on the front surface of the rotating disc 204, one end, far away from the rotating disc 204, of the first connecting rod 206 is movably installed inside the insert 203 through the rotating shaft, the peripheral cover of first stator 207 is equipped with couple 208, the quantity of couple 208 is two, two couples 208 overlap respectively and overlap on first stator 207 and second stator 213, the one end fixed mounting of couple 208 has connecting block 209, the lateral wall fixed mounting of connecting block 209 has first spring 210, the peripheral cover of connecting rod 209 is equipped with the installation section of thick bamboo 211, through the time difference that spring 210 elongates to shrink existence, in order to the time difference when mould 1 opens and shuts, let this mould realize continuous automatic backplate preparation, the right side of first connecting rod 206 has second connecting rod 212 through pivot movable mounting, the bottom of first connecting rod 206 and second connecting rod 212 all fixed mounting arc piece that the radian is equal and mutual contact, the lateral wall of above-mentioned arc piece is seted up the inner arc groove that the radian is equal, the inner arc groove is when first connecting rod 206 and second connecting rod 212 are in the swing, let the arc piece of opposite side have the position to place, the connection between the first connecting rod 206 and the second connecting rod 212 is kept compact, the second stator 213 is fixedly installed on the front surface of the second connecting rod 212, the top of the second connecting rod 212 is movably provided with the top pillar 214, the circle center of the first stator 207 and the circle center of the second stator 213 are positioned on the same horizontal line, the top of the top pillar 214 is fixedly provided with a rubber layer, the side wall of the top pillar 214 is fixedly provided with a transmission rod 215, one end, far away from the top pillar 214, of the transmission rod 215 is fixedly connected with the side wall of the turntable 204 in a welded mode, and the periphery of the pressure-bearing block is sleeved with the second spring.

The working principle is as follows: after an upper die 1 and a lower die 2 are installed on a punching machine, the lower die 2 is punched along with the descending of the upper die 1, at the moment, after the pressure bearing block 205 is pressed by the upper die 1, the pressure bearing block 205 rotates downwards and drives the turntable 204 to rotate anticlockwise, along with the rotation of the turntable 204, the first connecting rod 206 rotates towards the left side under the action of the bottom end rotating shaft, along with the rotation of the first connecting rod 206, under the matching of the hook 208 and the first stator 207, the first spring 210 installed at one end of the hook 208 is stretched, and then by utilizing the contraction action of the first spring 210, under the matching between the hook 208 and the second stator 213, the second connecting rod 212 is pulled towards the left side, while the second connecting rod 212 moves, the top column 214 moves towards the left synchronously along with the moving track of the second connecting rod 212, and because one end of the transmission rod 215 is fixedly connected with the turntable 204, therefore, the top pillar 214 needs to be pushed upwards to contact the top pillar 214 with the material plate, the formed back plate is pushed upwards first, the back plate is pushed to the left side by using the friction force between the rubber layer arranged on the top pillar 214 and the back plate, the back plate is pushed out of the mold, the back plate is automatically ejected, and after the upper mold 1 moves upwards and returns, the pressure-bearing block 205 resets under the action of the second spring 216.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that 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.

Claims

1. The utility model provides a computer backplate auto-eject mould, includes mould (1) and lower mould (2), its characterized in that: a lower die (2) is arranged right below the upper die (1);

the upper die (1) comprises an upper die holder (101), an upper die frame (102) is fixedly mounted at the top of the upper die holder (101), and two sides of the upper die frame (102) are connected with limiting columns (103) through threads;

the lower die (2) comprises a lower die base (201), a lower die frame (202) is fixedly mounted at the top of the lower die base (201), an insert (203) is fixedly mounted inside the lower die frame (202), a rotating disc (204) is movably mounted inside the insert (203) through a rotating shaft, a pressure bearing block (205) is fixedly mounted on the front surface of the rotating disc (204), a first connecting rod (206) is fixedly mounted on the front surface of the rotating disc (204), a first stator (207) is fixedly mounted on the front surface of the first connecting rod (206), a hook (208) is sleeved on the periphery of the first stator (207), a connecting block (209) is fixedly mounted at one end of the hook (208), a first spring (210) is fixedly mounted on the side wall of the connecting block (209), a mounting cylinder (211) is sleeved on the periphery of the connecting block (209), and a second connecting rod (212) is movably mounted on the right side of the first connecting rod (206) through, the positive fixed surface of second connecting rod (212) installs second stator (213), the top movable mounting fore-set (214) of second connecting rod (212), the lateral wall fixed mounting of fore-set (214) has transfer line (215), the peripheral cover of bearing block is equipped with second spring (216).

2. The computer backplate auto-eject mold of claim 1, wherein: one end, far away from the turntable (204), of the first connecting rod (206) is movably arranged inside the insert (203) through a rotating shaft.

3. The computer backplate auto-eject mold of claim 1, wherein: the bottom of the first connecting rod (206) and the bottom of the second connecting rod (212) are fixedly provided with arc blocks with equal radians and are in contact with each other, and the side walls of the arc blocks are provided with inner arc grooves with equal radians.

4. The computer backplate auto-eject mold of claim 1, wherein: the number of the hooks (208) is two, and the two hooks (208) are respectively sleeved on the first stator (207) and the second stator (213).

5. The computer backplate auto-eject mold of claim 1, wherein: one end of the transmission rod (215) far away from the top column (214) is fixedly connected with the side wall of the turntable (204) in a welding mode.

6. The computer backplate auto-eject mold of claim 1, wherein: the circle center of the first stator (207) and the circle center of the second stator (213) are located on the same horizontal line, and a rubber layer is fixedly mounted at the top of the top column (214).