Sliding feeding type workpiece vacuum drying device

Abstract

The utility model relates to the field of machinery. A sliding feeding type workpiece vacuum drying device comprises a rack and a drying box installed on the rack, the drying box comprises a cover body and a lower supporting groove which are arranged up and down, and an opening of the cover body faces downwards; the interior of the lower supporting groove is detachably connected with a supporting roller mechanism. The lifting mechanism is used for driving the cover body to ascend and descend, the lifting mechanism is installed on the rack, and the lifting end of the lifting mechanism is detachably connected with the cover body; and the feeding and discharging mechanism comprises a swing arm movement mechanism used for switching the overturning angle of the swing arm and a transverse pushing mechanism used for driving the swing arm to push the workpiece to transversely slide, the transverse pushing mechanism is installed on the rack, and the swing arm movement mechanism is detachably installed on a sliding platform of the transverse pushing mechanism. Through the arrangement of the feeding and discharging mechanism, the air tightness of the drying box is not interfered while the feeding and discharging movement of workpieces is conveniently realized.

Description

Technical Field

[0001] The utility model relates to the technical field of machinery, in particular to a vacuum drying device. Background Art

[0002] Vacuum drying device is a kind of equipment used for drying.

[0003] Existing vacuum drying devices, such as a tunnel-type vacuum drying device disclosed in publication number CN202304296U, have the following defects: 1) a door panel for feeding and discharging materials is provided on the side of the drying box, which makes it inconvenient to maintain the inside of the box. 2) The workpiece is generally conveyed by a motor-driven roller. Since the movement of the roller requires the drive shaft of the motor located outside the drying box to drive the roller inside the drying box, this transmission structure will cause the vacuum drying chamber to have a risk of leakage, which will eventually affect the drying effect of the workpiece. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides a sliding-feeding workpiece vacuum drying device, which has solved at least one of the above-mentioned technical problems.

[0005] The technical solution of the utility model is: a sliding feeding type workpiece vacuum drying device, comprising a frame and a drying box installed on the frame, characterized in that the drying box comprises a cover body and a lower supporting groove arranged up and down, and the opening of the cover body faces downward;

[0006] The interior of the lower support groove is detachably connected with a support roller mechanism;

[0007] It also includes a lifting mechanism for driving the cover body to lift up and down, the lifting mechanism is installed on the frame, and the lifting end of the lifting mechanism is detachably connected to the cover body;

[0008] It also includes a feeding and discharging mechanism, which includes a swing arm movement mechanism for switching the flipping angle of the swing arm and a lateral pushing mechanism for driving the swing arm to push the workpiece to slide horizontally. The lateral pushing mechanism is installed on the frame, and the swing arm movement mechanism is detachably installed on the sliding platform of the lateral pushing mechanism.

[0009] The utility model is convenient for realizing the in-and-out movement of the workpiece without interfering with the air tightness of the drying box through the setting of the feeding and discharging mechanism. When the swing arm is in a horizontal state, the lateral pushing mechanism pushes the workpiece to move onto the supporting roller mechanism, and the swing arm movement mechanism swings to a vertical state to avoid interfering with the descent of the cover body. After the swing arm is flipped into place, the lifting mechanism drives the cover body to descend, and the vacuum drying device performs drying work. When the drying is completed, the swing arm movement mechanism swings to a horizontal state, the swing arm contacts the workpiece, and the lateral pushing mechanism drives the workpiece to exit the supporting roller mechanism.

[0010] Further preferably, the support roller mechanism comprises a front support plate and a rear support plate arranged front and rear, and the front support plate is connected to the rear support plate via a connecting rod;

[0011] The front support plate is detachably connected to the lower support groove;

[0012] The rear support plate is detachably connected to the lower support groove;

[0013] The adjacent sides of the front support plate and the rear support plate are rotatably connected with support rollers arranged from left to right.

[0014] It is convenient to support the workpiece.

[0015] Further preferably, the lateral pushing mechanism includes a slide cylinder, the sliding direction of the sliding platform of the slide cylinder is left and right, and the swing arm motion mechanism is detachably connected to the sliding platform of the slide cylinder.

[0016] Further preferably, the swing arm movement mechanism comprises a mounting frame, a swing arm cylinder and a swing frame, the swing frame comprises a rotating shaft and the swing arm, and the swing arm and the connecting rod are detachably mounted on the rotating shaft;

[0017] The rotating shaft and the cylinder body of the swing arm cylinder can be rotatably mounted on the mounting frame, and the mounting frame can be detachably mounted on the sliding platform of the lateral pushing mechanism;

[0018] The telescopic rod of the swing arm cylinder is hinged to the connecting rod.

[0019] It is convenient to drive the swing arm to flip through the extension and contraction of the swing arm cylinder.

[0020] Further preferably, at least three square rods are provided on the rotating shaft;

[0021] A notch for embedding the square rod portion is formed at the end of the swing arm, and the notch of the swing arm is detachably connected to the limit block.

[0022] This facilitates the detachable connection of the swing arm to the rotating shaft.

[0023] Further preferably, a notch for embedding the square rod portion is formed at the end of the connecting rod, and the notch of the connecting rod is detachably connected to the limit block.

[0024] This facilitates the detachable connection of the connecting rod to the rotating shaft.

[0025] Further preferably, the lifting mechanism comprises a lifting cylinder, and a lifting frame is hinged on the telescopic rod of the lifting cylinder;

[0026] The lifting cylinder is installed on the frame;

[0027] The frame is provided with a guide rail for guiding the lifting frame to slide longitudinally;

[0028] The lifting frame is detachably connected to the top of the cover body.

[0029] Further preferably, the lifting frame comprises a first connecting plate arranged horizontally and a second connecting plate arranged vertically, and a sliding block slidably connected to the guide rail is mounted on the second connecting plate;

[0030] The first connecting plate and the second connecting plate are connected via reinforcing ribs.

[0031] It is convenient to improve the strength of the lifting frame.

[0032] Further preferably, the inner wall of the lower supporting groove is a guide groove which is wider at the top and narrower at the bottom.

[0033] Further preferably, a sealing ring for resisting against the bottom edge of the cover body is embedded in the lower supporting groove.

[0034] Further preferably, an outlet is provided at the bottom of the lower support groove, the outlet is connected to the vacuum pump through the first branch channel, and the outlet and the second branch channel are connected to the atmosphere through a channel;

[0035] A pneumatic control valve is installed on the first branch channel;

[0036] The second branch channel is provided with an air-breaking valve.

[0037] The pneumatic control valve opens, the air-breaking valve closes, and the vacuum pump starts working. Under vacuum conditions, the water in the material evaporates by reducing the pressure, thereby achieving the purpose of drying. After vacuum drying is completed, the pneumatic control valve closes, the air-breaking valve opens, and the atmosphere is released into the vacuum chamber.

[0038] Compared with the prior art, the beneficial effects of the utility model are:

[0039] The utility model realizes the feeding and discharging of workpieces through the swing arm movement mechanism and the horizontal pushing mechanism.

[0040] The utility model can greatly reduce the leakage risk of vacuum drying and ensure the stability of the process. Compared with the traditional scheme, the utility model has low cost, simple maintenance and obvious effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] Figure 1 It is a structural schematic diagram of the cover body of the utility model in a raised state;

[0042] Figure 2 It is a structural schematic diagram of the utility model in another viewing angle when the cover body is in a raised state;

[0043] Figure 3 It is a schematic diagram of the local structure of the utility model when the swing arm is in a horizontal state;

[0044] Figure 4 A structural schematic diagram of the lower support groove of the utility model;

[0045] Figure 5 It is a structural schematic diagram of the cover body of the utility model in a descending state;

[0046] Figure 6 It is a schematic diagram of the local structure of the swing arm of the utility model in a vertical state;

[0047] Figure 7 The utility model is a structural schematic diagram of the feeding and discharging mechanism.

[0048] In the figure, 1 is the lower supporting groove, 2 is the cover body, 3 is the supporting roller mechanism, 4 is the lifting mechanism, 5 is the lateral pushing mechanism, 6 is the swing arm movement mechanism, 61 is the swing arm cylinder, 62 is the swing arm, 63 is the rotating shaft, 64 is the connecting rod, and 65 is the mounting frame. DETAILED DESCRIPTION

[0049] See also Figures 1 to 7 , Specific embodiment 1, a sliding feeding type workpiece vacuum drying device, including a frame and a drying box installed on the frame, the drying box includes a cover body 2 and a lower support groove 1 arranged up and down, the cover body 2 opens downward; the lower support groove 1 is detachably connected to a support roller mechanism 3 inside; it also includes a lifting mechanism 4 for driving the cover body 2 to rise and fall, the lifting mechanism 4 is installed on the frame, and the lifting end of the lifting mechanism 4 is detachably connected to the cover body 2; it also includes an in-and-out material mechanism, the in-and-out material mechanism includes a swing arm movement mechanism for switching the flip angle of the swing arm 62 and a lateral pushing mechanism 5 for driving the swing arm 62 to push the workpiece to slide horizontally, the lateral pushing mechanism 5 is installed on the frame, and a swing arm movement mechanism 6 is detachably installed on the sliding platform of the lateral pushing mechanism 5. The utility model facilitates the in-and-out movement of the workpiece without interfering with the air tightness of the drying box through the setting of the in-and-out material mechanism.

[0050] The support roller mechanism 3 includes a front support plate and a rear support plate arranged front and back, the front support plate and the rear support plate are connected by a connecting rod; the front support plate is detachably connected to the lower support groove 1; the rear support plate is detachably connected to the lower support groove 1; the adjacent sides of the front support plate and the rear support plate are rotatably connected with support rollers arranged from left to right, so as to facilitate the support of the workpiece.

[0051] The left and right sides of the lower support groove are both equipped with butt rollers for butting the left and right ends of the support roller mechanism. This facilitates the support of the feeding and discharging of the workpiece. The butt rollers are not shown in the figure.

[0052] The lateral pushing mechanism 5 includes a slide cylinder, the sliding direction of the sliding platform of the slide cylinder is left and right, and the sliding platform of the slide cylinder is detachably connected to a swing arm motion mechanism 6.

[0053] At least three square rods are arranged on the rotating shaft 63; a notch for embedding the square rods is provided at the end of the swing arm, and the notch of the swing arm is detachably connected to the limit block, so as to facilitate the detachable connection of the swing arm on the rotating shaft 63.

[0054] The end of the connecting rod 64 is provided with a notch for embedding the square rod portion, and the notch of the connecting rod 64 is detachably connected to the limit block, so as to facilitate the detachable connection of the connecting rod 64 on the rotating shaft 63 .

[0055] The lifting mechanism includes a lifting cylinder, and a lifting frame is hinged on the telescopic rod of the lifting cylinder; the lifting cylinder is installed on the frame; the guide rail for guiding the longitudinal sliding of the lifting frame is installed on the frame; the lifting frame is detachably connected to the top of the cover body. The lifting frame includes a horizontally arranged first connecting plate and a vertically arranged second connecting plate, and a slider slidably connected to the guide rail is installed on the second connecting plate; the first connecting plate and the second connecting plate are connected by a reinforcing rib plate, which is convenient for improving the strength of the lifting frame.

[0056] The inner wall of the lower support groove 1 is a guide groove which is wide at the top and narrow at the bottom. The lower support groove 1 is embedded with a sealing ring for resisting the bottom edge of the cover body.

[0057] An outlet is provided at the bottom of the lower support groove 1, and the outlet is connected to the vacuum pump through the first branch channel, and the outlet is connected to the atmosphere through the second branch channel; a pneumatic control valve is installed on the first branch channel; and a piercing valve is installed on the second branch channel. The pneumatic control valve is opened, the piercing valve is closed, and the vacuum pump starts to work. Under the vacuum environment, the water in the material is evaporated by reducing the pressure, thereby achieving the purpose of drying. After the vacuum drying is completed, the pneumatic control valve is closed, and the piercing valve is opened to release the atmosphere into the vacuum chamber. The outlet is connected to the L-shaped outlet, and the L-shaped outlet is connected to a vertically arranged channel, and the side wall of the channel is connected to the second branch channel. A drain valve is installed at the bottom of the channel. The L-shaped outlet is connected to the first branch channel.

[0058] The swing arm movement mechanism includes a mounting frame 65, a swing arm cylinder 61 and a swing frame. The swing frame includes a rotating shaft 63 and a swing arm. The swing arm and the connecting rod 64 are detachably mounted on the rotating shaft 63. The rotating shaft 63 and the cylinder body of the swing arm cylinder are rotatably mounted on the mounting frame 65. The mounting frame 65 is detachably mounted on the sliding platform of the horizontal pushing mechanism. The telescopic rod of the swing arm cylinder is hinged with the connecting rod 64. It is convenient to drive the swing arm to flip through the telescopic movement of the swing arm cylinder. Three swing arms can be provided, and the three swing arms are respectively arranged from left to right in sequence, namely, a first swing arm for pushing the workpiece from left to right, a second swing arm for preventing the workpiece from slipping, and a third swing arm for pushing the workpiece from left to right. The second swing arm can prevent the workpiece from slipping during pushing.

[0059] Working principle:

[0060] The workpiece is located at the position to be cleaned, the swing arm flips from the vertical state to the horizontal state, the lateral push mechanism 5 slides from left to right to the right limit position, and after the first swing arm pushes the workpiece to move onto the support roller mechanism 3, the swing arm movement mechanism swings to the vertical state to avoid interfering with the descent of the cover body 2. After the swing arm flips into place, the lifting mechanism 4 drives the cover body 2 to descend, and the vacuum drying device performs drying work. The lateral push mechanism 5 slides from right to left to the left limit position.

[0061] When drying is completed, the lifting mechanism 4 drives the cover body 2 to rise, the swing arm movement mechanism drives the swing arm to swing to a horizontal state, the lateral pushing mechanism 5 slides from left to right to the right extreme position, and the second swing arm pushes the workpiece in the lower support groove 1 to move from left to right and exit the support roller mechanism 3; the first swing arm pushes the workpiece located at the station to be cleaned to move onto the support roller mechanism 3.

[0062] The above are only preferred implementations of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A sliding feeding type workpiece vacuum drying device, comprising a frame and a drying box installed on the frame, characterized in that: The drying box comprises a cover body and a lower support groove arranged up and down, and the cover body opening faces downward; The interior of the lower support groove is detachably connected with a support roller mechanism; It also includes a lifting mechanism for driving the cover body to lift up and down, the lifting mechanism is installed on the frame, and the lifting end of the lifting mechanism is detachably connected to the cover body; It also includes a feeding and discharging mechanism, which includes a swing arm movement mechanism for switching the flipping angle of the swing arm and a lateral pushing mechanism for driving the swing arm to push the workpiece to slide horizontally. The lateral pushing mechanism is installed on the frame, and the swing arm movement mechanism is detachably installed on the sliding platform of the lateral pushing mechanism.

2. The sliding-feeding workpiece vacuum drying device according to claim 1, characterized in that: The support roller mechanism comprises a front support plate and a rear support plate arranged front and rear, and the front support plate is connected to the rear support plate by a connecting rod; The front support plate is detachably connected to the lower support groove; The rear support plate is detachably connected to the lower support groove; The adjacent sides of the front support plate and the rear support plate are rotatably connected with support rollers arranged from left to right.

3. The sliding-feeding workpiece vacuum drying device according to claim 1, characterized in that: The lateral pushing mechanism includes a slide cylinder, the sliding direction of the sliding platform of the slide cylinder is left and right, and the swing arm motion mechanism is detachably connected to the sliding platform of the slide cylinder.

4. The sliding-feeding workpiece vacuum drying device according to claim 1, characterized in that: The swing arm movement mechanism includes a mounting frame, a swing arm cylinder and a swing frame, the swing frame includes a rotating shaft and the swing arm, and the swing arm and the connecting rod are detachably mounted on the rotating shaft; The rotating shaft and the cylinder body of the swing arm cylinder can be rotatably mounted on the mounting frame, and the mounting frame can be detachably mounted on the sliding platform of the lateral pushing mechanism; The telescopic rod of the swing arm cylinder is hinged to the connecting rod.

5. The sliding-feeding workpiece vacuum drying device according to claim 4, characterized in that: At least three square rods are arranged on the rotating shaft; A notch for embedding the square rod portion is formed at the end of the swing arm, and the notch of the swing arm is detachably connected to the limit block.

6. The sliding-feeding workpiece vacuum drying device according to claim 5, characterized in that: A notch for embedding the square rod portion is formed at the end of the connecting rod, and the notch of the connecting rod is detachably connected to the limiting block.

7. The sliding-feeding workpiece vacuum drying device according to claim 1, characterized in that: The lifting mechanism comprises a lifting cylinder, and a lifting frame is hinged on the telescopic rod of the lifting cylinder; The lifting cylinder is installed on the frame; The frame is provided with a guide rail for guiding the lifting frame to slide longitudinally; The lifting frame is detachably connected to the top of the cover body.

8. The sliding-feeding workpiece vacuum drying device according to claim 7, characterized in that: The lifting frame comprises a first connecting plate arranged horizontally and a second connecting plate arranged vertically, wherein a sliding block slidably connected to the guide rail is mounted on the second connecting plate; The first connecting plate and the second connecting plate are connected via reinforcing ribs.

9. The sliding-feeding workpiece vacuum drying device according to claim 1, characterized in that: The inner wall of the lower supporting groove is a guide groove which is wider at the top and narrower at the bottom.

10. The sliding-feeding workpiece vacuum drying device according to claim 1, characterized in that: An outlet is provided at the bottom of the lower support groove, the outlet is connected to the vacuum pump through a first branch channel, and the outlet and the second branch channel are connected to the atmosphere; A pneumatic control valve is installed on the first branch channel; The second branch channel is provided with an air-breaking valve.

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