Double-valve dispensing machine

Abstract

The utility model relates to the technical field of dispensing equipment, in particular to a double-valve dispensing machine which comprises a mounting frame, a Y-axis compensation mechanism and an auxiliary dispensing mechanism, the output end of the Y-axis compensation mechanism is in transmission connection with the mounting frame, and the Y-axis compensation mechanism is used for providing power for the auxiliary dispensing mechanism to move in the Y-axis direction so as to compensate the position of the auxiliary dispensing mechanism. The auxiliary dispensing mechanism is fixedly connected with the mounting frame, and the Y-axis compensation mechanism is arranged on the auxiliary dispensing mechanism, so that the position of the auxiliary dispensing mechanism can be adjusted after a to-be-dispensed workpiece is subjected to dispensing and detection of the main dispensing mechanism, dispensing arrangement is overall uniform, the dispensing accuracy is improved, and it is ensured that each dispensing position is accurate and errorless.

Description

TECHNICAL FIELD

[0001] The utility model relates to dispensing equipment technical field especially is related to a double valve dispensing machine. BACKGROUND

[0002] The double valve dispensing machine has two independent control valves, usually equipped with two independent metering pumps. The two metering pumps are used to accurately deliver two kinds of glue into the mixing pipe according to the preset ratio, and complete mixing in the mixing pipe. By controlling the opening and closing of the valve, the flow and mixing ratio of the glue can be accurately controlled, thereby realizing accurate control of dispensing. In the prior art, the workpiece to be dispensed is placed on the transmission belt of the double valve dispensing machine and transported to the dispensing mechanism. Due to the error during placement or transportation, the workpiece to be dispensed may have an angle deflection, causing the dispensing position of the main and auxiliary dispensing mechanisms to deviate. SUMMARY

[0003] The technical problem to be solved by the utility model is that in the prior art, the workpiece to be dispensed is placed on the transmission belt of the double valve dispensing machine and transported to the dispensing mechanism. Due to the error during placement or transportation, the workpiece to be dispensed may have an angle deflection, causing the dispensing position of the main and auxiliary dispensing mechanisms to deviate. The utility model provides a double valve dispensing machine.

[0004] The utility model adopts the technical scheme that a double valve dispensing machine comprises a mounting frame, a Y-axis compensation mechanism and an auxiliary dispensing mechanism. The output end of the Y-axis compensation mechanism is drivingly connected to the mounting frame. The Y-axis compensation mechanism is used to provide power for the movement of the auxiliary dispensing mechanism along the Y-axis direction to compensate for the position of the auxiliary dispensing mechanism. The auxiliary dispensing mechanism is fixedly connected to the mounting frame. By arranging the Y-axis compensation mechanism on the auxiliary dispensing mechanism, the position of the auxiliary dispensing mechanism can be adjusted after the workpiece to be dispensed passes through the dispensing and detection of the main dispensing mechanism, so that the overall dispensing arrangement is uniform, thereby improving the accuracy of dispensing and ensuring the accuracy of each dispensing position.

[0005] In order to solve the problem of how to arrange the Y-axis compensation mechanism, the Y-axis compensation mechanism further comprises a Y-axis bracket, a Y-axis motor, a Y-axis screw, a Y-axis nut seat and a connecting plate. The Y-axis bracket is slidingly connected to the mounting frame. The Y-axis motor is fixedly connected to the Y-axis bracket. The output end of the Y-axis motor is drivingly connected to the input end of the Y-axis screw. The Y-axis screw is threadedly connected to the Y-axis nut seat. The connecting plate is fixedly connected to the Y-axis nut seat and the mounting frame.

[0006] In order to solve the problem of low stability of the connecting plate, the Y-axis compensation mechanism further comprises a Y-axis sliding rail and a Y-axis sliding block matched with the Y-axis sliding rail. The extension direction of the Y-axis sliding rail is the same as the extension direction of the Y-axis screw. The Y-axis sliding rail is fixedly connected to the Y-axis bracket. The Y-axis sliding rail is slidingly connected to the Y-axis sliding block.

[0007] In order to solve the problem of how to arrange the auxiliary dispensing mechanism, further comprising the auxiliary dispensing mechanism comprising a dispensing head, a dispensing cylinder and a plug, the plug is provided with an air channel, the plug is provided with an air inlet connector connected with the air channel, the plug is embedded in the cylinder port of the dispensing cylinder, the dispensing cylinder is embedded with the dispensing head at the bottom end, and the dispensing head and the mounting frame are fixedly connected.

[0008] In order to solve the problem of inconvenient replacement and unstable installation of the auxiliary dispensing mechanism, further comprising the auxiliary dispensing mechanism and the mounting frame are connected through the glue replacement mechanism, the glue replacement mechanism comprises a lifting driving element, a first clamping assembly and a second clamping assembly, the lifting driving element and the mounting frame are fixedly connected, the output end of the lifting driving element is in transmission connection with the first clamping assembly, the lifting driving element is used for providing power for the first clamping assembly to move away from or close to the dispensing cylinder, the first clamping assembly is used for clamping the plug, and the second clamping assembly is used for clamping the dispensing cylinder and the plug, and the first clamping assembly is located above the second clamping assembly.

[0009] In order to solve the problem that the first clamping assembly and the second clamping assembly occupy a large space in the X-axis direction, so that the distance between the two main dispensing mechanisms and the auxiliary dispensing mechanism is large, that is, the dispensing distance is large, further comprising that the first clamping assembly comprises a first pneumatic clamping jaw, and the first pneumatic clamping jaw clamps the plug; the first clamping assembly comprises a second pneumatic clamping jaw, and the second pneumatic clamping jaw clamps the dispensing cylinder and the plug, and the length direction of the first pneumatic clamping jaw and the length direction of the second pneumatic clamping jaw extend along the Y-axis direction.

[0010] In order to solve the problem of how to realize the Z-axis direction movement of the auxiliary dispensing mechanism, further comprising that the mounting frame is provided with a Z-axis movement mechanism, the Z-axis movement mechanism is used for providing power for the Z-axis movement of the auxiliary dispensing mechanism, and the Z-axis movement mechanism comprises a Z-axis support, a Z-axis motor, a Z-axis screw and a Z-axis nut seat, the Z-axis motor and the Z-axis support are fixedly connected, the output end of the Z-axis motor is in transmission connection with the input end of the Z-axis screw, the Z-axis screw is in threaded connection with the Z-axis nut seat, and the mounting frame and the Z-axis nut seat are fixedly connected.

[0011] The beneficial effects of the double-valve dispensing machine are as follows: the Y-axis compensation mechanism is arranged on the auxiliary dispensing mechanism, so that after the workpiece to be dispensed passes through the dispensing and detection of the main dispensing mechanism, the position of the auxiliary dispensing mechanism can be adjusted, the dispensing arrangement is uniform as a whole, the precision of dispensing is improved, and the accuracy of each dispensing position is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model is further described below in combination with the drawings and examples.

[0013] Figure 1 is the structural schematic diagram of the utility model;

[0014] Figure 2is the front view structural schematic diagram of the utility model,

[0015] Figure 3 is the utility model Figure 2 A-A section view structural schematic diagram.

[0016] In the figure: 1, mounting frame, 2, Y axis compensation mechanism, 21, Y axis support, 22, Y axis motor, 23, Y axis screw, 24, Y axis nut seat, 25, connecting plate, 26, Y axis slide rail, 27, Y axis sliding block, 3, sub dispensing mechanism, 31, dispensing head, 32, dispensing cylinder, 33, plug, 4, glue changing mechanism, 41, lifting driving part, 42, first clamping assembly, 43, second clamping assembly, 5, Z axis moving mechanism, 51, Z axis support, 52, Z axis motor, 53, Z axis screw, 54, Z axis nut seat. DETAILED DESCRIPTION

[0017] The utility model will be explained in further detail now in combination with the drawings. These drawings are all simplified schematic diagrams, just with the schematic way of expression of the basic structure of the utility model, thus it just shows the relevant constitution of the utility model.

[0018] As Figure 1 It is the structural schematic diagram of the utility model, a double valve dispensing machine, including mounting frame 1, Y axis compensation mechanism 2 and sub dispensing mechanism 3, the output end of Y axis compensation mechanism 2 and mounting frame 1 transmission connection, Y axis compensation mechanism 2 is used for providing power for the movement of sub dispensing mechanism 3 along Y axis direction to compensate the position of sub dispensing mechanism 3, sub dispensing mechanism 3 and mounting frame 1 fixed connection, by arranging Y axis compensation mechanism 2 on sub dispensing mechanism 3, after the workpiece to be dispensed passes the dispensing and detection of main dispensing mechanism, the position of sub dispensing mechanism 3 can be adjusted, makes the dispensing arrangement whole even, thereby improves the precision of dispensing, ensures the precision of each dispensing position.

[0019] As Figure 1 , 2 , 3 shows, Y axis compensation mechanism 2 includes Y axis support 21, Y axis motor 22, Y axis screw 23, Y axis nut seat 24 and connecting plate 25, Y axis support 21 and mounting frame 1 sliding connection, can increase the stability of mounting frame 1 movement, Y axis motor 22 and Y axis support 21 fixed connection, the output end of Y axis motor 22 and the input end of Y axis screw 23 transmission connection, Y axis screw 23 and Y axis nut seat 24 are threadedly connected, connecting plate 25 and Y axis nut seat 24 fixed connection, connecting plate 25 and mounting frame 1 fixed connection, in another embodiment, Y axis compensation mechanism 2 can also be for air cylinder.

[0020] The Y-axis compensation mechanism 2 comprises a Y-axis sliding rail 26 and a Y-axis sliding block 27 matched with the Y-axis sliding rail 26, the extending direction of the Y-axis sliding rail 26 is the same as the extending direction of the Y-axis screw rod 23, the Y-axis sliding rail 26 is fixedly connected with the Y-axis support 21, the Y-axis sliding rail 26 and the Y-axis sliding block 27 are slidingly connected, and the cooperation of the Y-axis sliding rail 26 and the Y-axis sliding block 27 can improve the stability of the movement of the connecting plate 25.

[0021] As shown in Figure 1 , Figure 2 , the auxiliary dispensing mechanism 3 comprises a dispensing head 31, a dispensing cylinder 32 and a plug 33, the plug 33 is provided with an air channel, the plug 33 is provided with an air inlet connector connected with the air channel, the plug 33 is fitted in the cylinder port of the dispensing cylinder 32, the dispensing cylinder 32 is fitted with the dispensing head 31 at the bottom end, the dispensing head 31 is fixedly connected with the mounting frame 1, the auxiliary dispensing mechanism 3 of the present application adopts a pneumatic dispensing mechanism, the air inlet connector is connected with the gas source, the gas is pumped into the dispensing cylinder 32 through the air inlet connector and the air channel, so that the glue is squeezed out of the dispensing cylinder 32 into the dispensing head 31, and the glue is dispensed on the workpiece through the dispensing head 31.

[0022] As shown in Figure 1 , Figure 2 , the auxiliary dispensing mechanism 3 and the mounting frame 1 are connected through the glue changing mechanism 4, the glue changing mechanism 4 comprises a lifting driving part 41, a first clamping assembly 42 and a second clamping assembly 43, the lifting driving part 41 is fixedly connected with the mounting frame 1, the lifting driving part 41 can be a pneumatic cylinder or a screw driving mechanism or an electric cylinder, the output end of the lifting driving part 41 is drivingly connected with the first clamping assembly 42, the lifting driving part 41 is used to provide power for the first clamping assembly 42 to move away from or close to the dispensing cylinder 32, the first clamping assembly 42 is used to clamp the plug 33, the second clamping assembly 43 is used to clamp the dispensing cylinder 32 and the plug 33, the first clamping assembly 42 is located above the second clamping assembly 43, through the design of the glue changing mechanism 4, the components in the auxiliary dispensing mechanism 3 can be replaced quickly and conveniently, and the movable design of the first clamping assembly 42 can complete the pulling of the plug 33 and the dispensing cylinder 32, thereby assisting the replacement of the dispensing cylinder 32.

[0023] The first clamping assembly 42 comprises a first pneumatic clamping jaw, and the first pneumatic clamping jaw clamps the plug 33; the first clamping assembly 42 comprises a second pneumatic clamping jaw, and the second pneumatic clamping jaw clamps the dispensing cylinder 32 and the plug 33, in another clamping mode, the second pneumatic clamping jaw only clamps the dispensing cylinder 32, and the length direction of the first pneumatic clamping jaw and the length direction of the second pneumatic clamping jaw both extend along the Y-axis direction.

[0024] The mounting frame 1 is provided with a Z-axis moving mechanism 5 for providing power for Z-axis movement of the secondary glue dispensing mechanism 3, the Z-axis moving mechanism 5 comprises a Z-axis support 51, a Z-axis motor 52, a Z-axis screw rod 53 and a Z-axis nut seat 54, the Z-axis motor 52 is fixedly connected with the Z-axis support 51, the output end of the Z-axis motor 52 is in transmission connection with the input end of the Z-axis screw rod 53, the Z-axis screw rod 53 is in threaded connection with the Z-axis nut seat 54, the mounting frame 1 is fixedly connected with the Z-axis nut seat 54, and through the design of the Z-axis moving mechanism 5, power can be provided for the movement of the secondary glue dispensing mechanism 3 along the Z-axis direction.

[0025] Working principle:

[0026] In use, after the workpiece passes through the primary glue dispensing mechanism, if there is deviation in the placement position of the workpiece, at this time, the Y-axis motor 22 is started to drive the Y-axis screw rod 23 to rotate, the Y-axis screw rod 23 drives the Y-axis nut seat 24 to move, the Y-axis nut seat 24 drives the connecting plate 25 to move, the connecting plate 25 drives the secondary glue dispensing mechanism 3 on the mounting frame 1 to move along the Y-axis direction, and through the forward and reverse rotation control of the Y-axis motor 22, the secondary glue dispensing mechanism 3 moves along the positive direction or the negative direction of the Y-axis, so that the glue points of the primary glue dispensing mechanism and the secondary glue dispensing mechanism 3 on the workpiece are in a straight line.

[0027] When the glue dispensing cylinder 32 is replaced, the second clamping assembly 43 is loosened, the lifting driving part 41 is started to drive the first clamping assembly 42 to move, and since the first clamping assembly 42 clamps the plug 33, the glue dispensing cylinder 32 and the plug 32 are separated from the glue dispensing head 31, thereby assisting in replacing the glue dispensing cylinder 32, after the glue dispensing cylinder 32 is replaced, the lifting driving part 41 is started to drive the plug 33 clamped by the first clamping assembly 41 to descend and be embedded into the cylinder port of the glue dispensing cylinder 33, and the second clamping assembly 42 is started to clamp the glue dispensing cylinder 32 and the plug 33.

[0028] Based on the above ideal embodiment of the present application, through the above description, relevant personnel can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content in the specification, and must be determined according to the scope of claims.

Claims

1. A dual valve dispenser characterized by, The device comprises a mounting frame (1), a Y-axis compensation mechanism (2) and a secondary dispensing mechanism (3), the output end of the Y-axis compensation mechanism (2) is in transmission connection with the mounting frame (1), the Y-axis compensation mechanism (2) is used for providing power for the movement of the secondary dispensing mechanism (3) along the Y-axis direction to compensate the position of the secondary dispensing mechanism (3), and the secondary dispensing mechanism (3) is in fixed connection with the mounting frame (1).

2. A dual valve dispenser as claimed in claim 1, wherein: The Y-axis compensation mechanism (2) comprises a Y-axis support (21), a Y-axis motor (22), a Y-axis screw rod (23), a Y-axis nut seat (24) and a connecting plate (25), the Y-axis support (21) is in sliding connection with the mounting frame (1), the Y-axis motor (22) is in fixed connection with the Y-axis support (21), the output end of the Y-axis motor (22) is in transmission connection with the input end of the Y-axis screw rod (23), the Y-axis screw rod (23) is in threaded connection with the Y-axis nut seat (24), the connecting plate (25) is in fixed connection with the Y-axis nut seat (24), and the connecting plate (25) is in fixed connection with the mounting frame (1).

3. A dual valve dispenser as claimed in claim 2, wherein: The Y-axis compensation mechanism (2) comprises a Y-axis sliding rail (26) and a Y-axis sliding block (27) matched with the Y-axis sliding rail (26), the extension direction of the Y-axis sliding rail (26) is the same as the extension direction of the Y-axis screw rod (23), the Y-axis sliding rail (26) is in fixed connection with the Y-axis support (21), and the Y-axis sliding rail (26) is in sliding connection with the Y-axis sliding block (27).

4. The dual valve dispenser of claim 1, wherein: The secondary dispensing mechanism (3) comprises a dispensing head (31), a dispensing cylinder (32) and a plug (33), an air passage is formed in the plug (33), an air inlet joint connected with the air passage is arranged on the plug (33), the plug (33) is embedded in the cylinder port of the dispensing cylinder (32), the bottom end of the dispensing cylinder (32) is embedded with the dispensing head (31), and the dispensing head (31) is in fixed connection with the mounting frame (1).

5. A dual valve dispenser as claimed in claim 4, wherein: The secondary dispensing mechanism (3) and the mounting frame (1) are connected through a glue changing mechanism (4), the glue changing mechanism (4) comprises a lifting driving element (41), a first clamping assembly (42) and a second clamping assembly (43), the lifting driving element (41) is in fixed connection with the mounting frame (1), the output end of the lifting driving element (41) is in transmission connection with the first clamping assembly (42), the lifting driving element (41) is used for providing power for the first clamping assembly (42) to move away from or close to the dispensing cylinder (32), the first clamping assembly (42) is used for clamping the plug (33), the second clamping assembly (43) is used for clamping the dispensing cylinder (32) and the plug (33), and the first clamping assembly (42) is located above the second clamping assembly (43).

6. A dual valve dispenser as claimed in claim 5, wherein: The first clamping assembly (42) comprises a first pneumatic clamping jaw, the first pneumatic clamping jaw clamps the plug (33); the first clamping assembly (42) comprises a second pneumatic clamping jaw, the second pneumatic clamping jaw clamps the dispensing cylinder (32) and the plug (33), and the length direction of the first pneumatic clamping jaw and the length direction of the second pneumatic clamping jaw both extend along the Y-axis direction.

7. A dual valve dispenser as defined in claim 1, wherein: The mounting frame (1) is provided with a Z-axis moving mechanism (5) for powering the Z-axis movement of the secondary glue dispensing mechanism (3), which comprises a Z-axis support (51), a Z-axis motor (52), a Z-axis screw (53) and a Z-axis nut seat (54), the Z-axis motor (52) and the Z-axis support (51) are fixedly connected, the output end of the Z-axis motor (52) and the input end of the Z-axis screw (53) are drivingly connected, the Z-axis screw (53) and the Z-axis nut seat (54) are threadedly connected, and the mounting frame (1) and the Z-axis nut seat (54) are fixedly connected.

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