CN214358514U

CN214358514U - Vacuum cavity with rear-mounted transmission mechanism motor

Info

Publication number: CN214358514U
Application number: CN202022902457.5U
Authority: CN
Inventors: 张孝平; 文青松; 汪毅
Original assignee: Shenzhen Dacheng Precision Equipment Co ltd
Current assignee: Shenzhen Dacheng Precision Equipment Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-10-08
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a rearmounted vacuum cavity of drive mechanism motor, including the vacuum cavity body, be equipped with the dolly on the front end side cavity shrouding of vacuum cavity body and import and export, the inside dolly guide rail that is equipped with of vacuum cavity body, the dolly drive mechanism who is connected with the dolly transmission, carry out the contact board of power supply of contact electricity connection to the dolly, and the jacking drive mechanism who is connected with the contact board transmission, dolly drive mechanism's first drive motor and jacking drive mechanism's second drive motor all set up outside the rear end side cavity shrouding of vacuum cavity body, be equipped with the axostylus axostyle of being convenient for dolly drive mechanism and jacking drive mechanism on the rear end side cavity shrouding of vacuum cavity body respectively and draw forth the diaxon hole outside the rear end side cavity shrouding, be equipped with sealed axle sleeve on the shaft hole. The utility model discloses a set up dolly drive mechanism's first drive motor and jacking drive mechanism's second drive motor outside rear end side cavity shrouding, compare current side and set up the structure, it does not receive the space restriction on the side of the vacuum cavity.

Description

Vacuum cavity with rear-mounted transmission mechanism motor

Technical Field

The utility model relates to an electrical components vacuum heating equipment field, concretely relates to rearmounted vacuum cavity of drive mechanism motor.

Background

In the production process of some electronic components, in order to achieve more stable performance, the electronic components with plated films or plating solutions on the surfaces are often required to be heated and cured in a vacuum environment. At present, the conventional operation mode is to integrally place the electric components to be heated on a heating tray, and then to convey the heating tray carrying the electric components to be heated into a vacuum chamber together for vacuum heating through a trolley capable of reciprocating. The method can greatly improve the heating efficiency of the electric components, but because the motors which are used for driving the trolley to move and driving the contact plate to lift in the existing vacuum cavity are uniformly arranged on the left side wall and the right side wall of the vacuum cavity, when the side space of the vacuum cavity is limited, the arrangement of the motors can be influenced, and the passing performance of the vacuum cavity is not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the technology, the utility model provides a rear-mounted vacuum cavity of a transmission mechanism motor.

The utility model discloses realize that the technical scheme that above-mentioned technological effect adopted is:

a rear-mounted vacuum cavity of a transmission mechanism motor comprises a vacuum cavity body, wherein a trolley inlet and a trolley outlet are formed in a front end side cavity sealing plate of the vacuum cavity body, a trolley guide rail, a trolley transmission mechanism connected with the trolley in a transmission mode, a contact plate electrically connected with the trolley in a contact mode for supplying power to the trolley, and a jacking transmission mechanism connected with the contact plate in a transmission mode are arranged inside the vacuum cavity body, a first transmission motor of the trolley transmission mechanism and a second transmission motor of the jacking transmission mechanism are arranged outside a rear end side cavity sealing plate of the vacuum cavity body, two shaft holes facilitating leading-out of the trolley transmission mechanism and a shaft rod of the jacking transmission mechanism to the outside the rear end side cavity sealing plate are formed in the rear end side cavity sealing plate of the vacuum cavity body respectively, and sealing shaft sleeves are arranged on the shaft holes.

Preferably, in the vacuum cavity with the rear transmission mechanism motor, the trolley transmission mechanism comprises a trolley transmission shaft, a 90-degree corner speed reducer and a gear transmission assembly, the outer end of the trolley transmission shaft penetrates through the corresponding shaft hole on the rear end side cavity sealing plate and is in transmission connection with the first external transmission motor, the inner end of the trolley transmission shaft is in transmission connection with the 90-degree corner speed reducer, the power transmission end of the gear transmission assembly is in transmission connection with the power output end of the 90-degree corner speed reducer, and the power output end of the gear transmission assembly is in transmission engagement with the guide rail rack on the trolley.

Preferably, in the vacuum cavity with the rear transmission mechanism motor, the jacking transmission mechanism includes a contact plate jacking transmission shaft, a jacking cam and a jacking cam seat, the jacking cam seat is fixed on the vacuum cavity body, the outer end of the contact plate jacking transmission shaft penetrates through the corresponding shaft hole on the rear end side cavity sealing plate and is in transmission connection with the external second transmission motor, and the inner end of the contact plate jacking transmission shaft is rotatably connected to the jacking cam seat and the jacking cam.

Preferably, in the vacuum chamber behind the transmission motor, a magnetic fluid is arranged in the inner shaft sleeve of the sealing shaft sleeve.

Preferably, in the vacuum chamber in which the transmission motor is disposed rearward, the contact plate is provided with an electrically connecting contact point, and the electrically connecting contact point is connected to an external power supply through a power supply line having a stretching amount.

Preferably, in the vacuum chamber behind the transmission mechanism motor, a buffer mechanism is connected to the bottom of the contact plate.

Preferably, in the vacuum chamber behind the transmission mechanism motor, the buffer mechanism is an elastic support column arranged at the bottom of the contact plate.

Preferably, in the vacuum cavity with the rear-mounted transmission mechanism motor, the trolley guide rail is arranged on the left and right side cavity sealing plates of the vacuum cavity body, and a limiting block is arranged at one end of the trolley guide rail close to the rear side cavity sealing plate.

Preferably, in the vacuum cavity with the rear-mounted transmission mechanism motor, the front-end side cavity sealing plate is provided with a sealant frame at the periphery of the inlet and outlet of the trolley.

Preferably, in the vacuum chamber with the rear transmission mechanism motor, a vacuum pumping valve port is arranged on the top-end side chamber sealing plate of the vacuum chamber body.

The utility model has the advantages that: the utility model discloses a vacuum cavity sets up outside the rear end side cavity shrouding of vacuum cavity body through the first drive motor with dolly drive mechanism and jacking drive mechanism's second drive motor, compares current side and sets up the structure, and it can not receive the space restriction on vacuum cavity left and right sides.

Drawings

Fig. 1 is a three-dimensional structure view of the vacuum chamber of the present invention;

FIG. 2 is a three-dimensional structure diagram of the transmission mechanism of the trolley of the present invention;

fig. 3 is a three-dimensional structure diagram of the contact plate and the jacking transmission mechanism of the present invention;

fig. 4 is a schematic side view of the contact plate of the present invention.

Detailed Description

For a further understanding of the invention, reference is made to the following description taken in conjunction with the accompanying drawings and specific examples, in which:

in the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Referring to fig. 1, as shown in the drawings, an embodiment of the present invention provides a vacuum chamber with a rear transmission motor, which includes a vacuum chamber body 100, and a cart inlet/outlet 110 is disposed on a front side chamber sealing plate of the vacuum chamber body 100. The vacuum chamber body 100 is internally provided with a trolley guide rail 200, a trolley transmission mechanism 300 in transmission connection with the trolley, a contact board 400 for performing contact type electric connection and power supply on the trolley, and a jacking transmission mechanism 500 in transmission connection with the contact board 400. The cart carrying the electronic components to be heat-treated can be driven by the cart transmission mechanism 300 to enter the chamber of the vacuum chamber body 100 through the cart entrance/exit 110. After the cart is put into place, the cart inlet/outlet 110 is closed by a sealing valve cover (not shown), and then the vacuum chamber body 100 is evacuated. After the trolley enters the position, the contact plate 400 can be driven by the jacking transmission mechanism 500 to be electrically connected with the trolley in a contact manner, the trolley is powered, and the electric components on the trolley are subjected to batch heating treatment by the heating devices on the trolley. Specifically, as shown in fig. 1, a vacuum valve port 130 is provided in the top-side chamber sealing plate of the vacuum chamber body 100, and the vacuum valve port 130 is a one-way valve, so that the sealed vacuum chamber body 100 can be evacuated through the vacuum valve port 130. After the electrical components are heated, the contact board 400 is driven by the jacking transmission mechanism 500 to be electrically disconnected with the trolley, the sealing valve cover at the inlet/outlet 110 of the trolley is opened, the trolley transmission mechanism 300 is started, and the trolley is driven by the trolley transmission mechanism 300 to be sent out from the opened inlet/outlet 110 of the trolley.

Specifically, as an improvement of the vacuum chamber of the present invention, as shown in fig. 1, the first driving motor 340 of the cart driving mechanism 300 and the second driving motor 540 of the lift driving mechanism 500 are both disposed outside the rear end side chamber sealing plate of the vacuum chamber body 100. Two shaft holes for leading out the shaft rods of the trolley transmission mechanism 300 and the jacking transmission mechanism 500 to the outside of the rear end side cavity sealing plate are respectively arranged on the rear end side cavity sealing plate of the vacuum cavity body 100, and a sealing shaft sleeve 600 is arranged on the shaft hole.

Further, as a preferred embodiment of the present invention, as shown in fig. 2, the cart transmission mechanism 300 includes a cart transmission shaft 310, a 90 ° corner reducer 320, and a gear transmission assembly 330. The outer end of the trolley drive shaft 310 penetrates through the corresponding shaft hole on the rear end side cavity sealing plate and then is in drive connection with the first drive motor 340 on the outside. The trolley transmission shaft 310 is sleeved on the sealing shaft sleeve 600 on the corresponding shaft hole, and the shaft hole is sealed through the sealing shaft sleeve 600, so that when the trolley transmission shaft 310 rotates, air outside the vacuum chamber body 100 cannot enter the vacuum chamber body 100 through the shaft hole. The inner end of the trolley transmission shaft 310 is in transmission connection with the 90-degree corner speed reducer 320 through a universal joint, wherein the power transmission end of the gear transmission assembly 330 is in transmission connection with the power output end of the 90-degree corner speed reducer 320, and the power output end of the gear transmission assembly 330 is in transmission engagement with the guide rail rack on the trolley. By controlling the forward and reverse rotation and angular displacement of the first drive motor 340, the direction of travel and travel of the cart can be controlled.

Further, as a preferred embodiment of the present invention, as shown in fig. 3 and 4, the jacking transmission mechanism 500 includes a contact plate jacking transmission shaft 510, a jacking cam 520, and a jacking cam seat 530. Wherein the jacking cam 520 is disposed on the lower surface of the contact plate 400 and is in rolling contact with the lower surface thereof. The lift-up cam seat 530 is fixed to the vacuum chamber body 100 below the contact plate 400. The outer end of the contact plate jacking transmission shaft 510 penetrates through a corresponding shaft hole on the rear end side cavity sealing plate and is in transmission connection with an external second transmission motor 540. This contact board jacking transmission shaft 510 cup joints on this sealed axle sleeve 600 that corresponds on the shaft hole, seals this department shaft hole through sealed axle sleeve 600, guarantees that this contact board jacking transmission shaft 510 when rotating, and the outside air of vacuum chamber body 100 can not enter into the inside of vacuum chamber body 100 through this department shaft hole. The inner end of the contact plate jacking transmission shaft 510 is rotatably connected to the jacking cam seat 530 and the jacking cam 520, and the rotation angle of the convex end of the jacking cam 520 towards the contact plate 400 can be controlled by controlling the forward and reverse rotation and angular displacement of the second transmission motor 540, so that the height of the horizontal plane of the contact plate 400 in the vacuum chamber body 100 is adjusted by the lifting height of the convex end of the jacking cam 520, and the contact type electric connection or separation with the trolley is realized.

In the preferred embodiment of the present invention, the inner sleeve of the seal sleeve 600 is provided with a magnetic fluid, and the sealing property of the magnetic fluid can ensure that the shaft hole is not communicated with the outside air. As shown in fig. 4, the contact board 400 is provided with an electrical connection contact 410, and the electrical connection contact 410 is connected to an external power supply through a power supply line 420 having a length of expansion and contraction. In order to increase the elastic buffer between the electrical connection contact 410 on the contact board 400 and the electrical connection contact at the bottom of the trolley during the electrical connection, the electrical connection contact 410 adopts an electrical connection contact with elastic expansion, which can avoid the rigid butt joint between the electrical connection contact 410 on the contact board 400 and the electrical connection contact at the bottom of the trolley during the electrical connection contact. In order to ensure a better verticality of the contact plate 400 during the lifting adjustment and prevent the lateral deviation thereof, a guiding mechanism for the contact plate 400 is further provided in the vacuum chamber body 100. As an alternative embodiment, the guiding mechanism may be a vertically arranged guiding rod, or may be a vertically arranged limit baffle provided on the four sides of the contact board 400.

Further, as a preferred embodiment of the present invention, as shown in fig. 4, a buffer mechanism is connected to the bottom of the contact plate 400 in order to prevent the contact plate 400 from coming into rigid contact with the bottom of the vacuum chamber body 100 when the contact plate 400 is lowered. As an alternative embodiment, the buffer mechanism is an elastic support 430 provided at the bottom of the contact board 400, and may be a spring, a spring telescopic column, or an elastic rubber column.

Further, as a preferred embodiment of the present invention, as shown in fig. 1, the cart guide rail 200 is disposed on the left and right end side cavity sealing plates of the vacuum chamber body 100, and a stopper 210 is disposed at one end of the cart guide rail close to the rear end side cavity sealing plate. The stopper 210 may be a solid stopper or an electronic stopper formed by a proximity sensor. The position of the trolley entering the vacuum chamber body 100 can be identified through the limiting block 210, so that the trolley transmission mechanism 300 can accurately stop the trolley at a station.

In some embodiments, in order to ensure a better vacuum degree inside the vacuum chamber body 100, as shown in fig. 1, the front side chamber body sealing plate is provided with a sealant frame 120 at the periphery of the cart inlet/outlet 110, and the cart inlet/outlet 110 can be firmly sealed by the sealant frame 120.

To sum up, the utility model discloses a vacuum cavity sets up outside the rear end side cavity shrouding of vacuum cavity body through the second drive machine with dolly drive mechanism's first drive machine and jacking drive mechanism, compares current side and sets up the structure, and it can not receive the space restriction on the vacuum cavity side of a left side and a right side.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the foregoing embodiments and the description with reference to the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended that all such changes and modifications fall within the scope of the invention as claimed, which is defined by the claims appended hereto and their equivalents.

Claims

1. A vacuum cavity with a rear-mounted transmission mechanism motor comprises a vacuum cavity body (100), wherein a trolley inlet and a trolley outlet (110) are formed in a front end side cavity sealing plate of the vacuum cavity body (100), a trolley guide rail (200), a trolley transmission mechanism (300) in transmission connection with a trolley, a contact plate (400) for carrying out contact type electric connection power supply on the trolley and a jacking transmission mechanism (500) in transmission connection with the contact plate (400) are arranged in the vacuum cavity body (100), and the vacuum cavity is characterized in that a first transmission motor (340) of the trolley transmission mechanism (300) and a second transmission motor (540) of the jacking transmission mechanism (500) are both arranged outside the rear end side cavity sealing plate of the vacuum cavity body (100), two shaft holes which are convenient for leading out of the trolley transmission mechanism (300) and a shaft rod of the jacking transmission mechanism (500) to the outside the rear end side cavity sealing plate are respectively arranged on the rear end side cavity sealing plate of the vacuum cavity body (100), and a sealing shaft sleeve (600) is arranged on the shaft hole.

2. The vacuum chamber with the rear-mounted transmission mechanism motor according to claim 1, wherein the trolley transmission mechanism (300) comprises a trolley transmission shaft (310), a 90-degree corner reducer (320) and a gear transmission assembly (330), the outer end of the trolley transmission shaft (310) penetrates through the corresponding shaft hole on the rear end side cavity sealing plate and is in transmission connection with the first transmission motor (340) outside, the inner end of the trolley transmission shaft (310) is in transmission connection with the 90-degree corner reducer (320), the power transmission end of the gear transmission assembly (330) is in transmission connection with the power output end of the 90-degree corner reducer (320), and the power output end of the gear transmission assembly (330) is in transmission engagement with the guide rail rack on the trolley.

3. The vacuum chamber with the rear-mounted transmission mechanism motor according to claim 1, wherein the jacking transmission mechanism (500) comprises a contact plate jacking transmission shaft (510), a jacking cam (520) and a jacking cam seat (530), the jacking cam seat (530) is fixed on the contact plate (400), the outer end of the contact plate jacking transmission shaft (510) penetrates through the corresponding shaft hole on the rear end side cavity sealing plate and is in transmission connection with the second external transmission motor (540), and the inner end of the contact plate jacking transmission shaft (510) is in rotary connection with the jacking cam seat (530) and the jacking cam (520).

4. The vacuum chamber after the transmission motor according to claim 1, wherein the inner shaft sleeve of the sealing shaft sleeve (600) is provided with a magnetic fluid.

5. The vacuum chamber with the rear-mounted transmission motor according to claim 1, wherein the contact plate (400) is provided with an electrical connection contact point (410), and the electrical connection contact point (410) is connected with an external power source through a power supply line (420) having a telescopic amount.

6. Vacuum chamber with rear-mounted transmission motor according to claim 1, characterized in that a buffer mechanism is connected to the bottom of the contact plate (400).

7. The vacuum chamber behind the transmission motor according to claim 6, wherein the buffer mechanism is an elastic strut (430) provided at the bottom of the contact plate (400).

8. The vacuum chamber with the rear-mounted transmission motor according to claim 1, wherein the cart guide rail (200) is provided on the left and right end side chamber sealing plates of the vacuum chamber body (100), and a stopper (210) is provided at an end thereof close to the rear end side chamber sealing plate.

9. The vacuum chamber with the rear-mounted transmission mechanism motor as claimed in claim 1, wherein the front side chamber body sealing plate is provided with a sealant frame (120) at the periphery of the trolley inlet/outlet (110).

10. The vacuum chamber with the rear-mounted transmission motor according to claim 1, wherein the vacuum chamber body (100) has a vacuum valve opening (130) on a top-end side chamber closing plate.