Feeding mechanism capable of being used for conveying belt

Abstract

The feeding mechanism comprises a left stand column and a right stand column, a rodless air cylinder is fixedly installed between the left stand column and the right stand column, the top of an air cylinder sliding block of the rodless air cylinder is fixedly connected with an installation plate, and the top of the installation plate is provided with a first linear guide rail through a bolt. A first sliding table is slidably connected to the top of the first linear guide rail, a connecting plate is fixedly connected to the top of the first sliding table, a guide rail clamping device matched with the first linear guide rail is installed at the bottom of the connecting plate, an adapter plate is fixedly connected to the side wall of the connecting plate, and a lifting air cylinder is fixedly installed on the side wall of the adapter plate; the output end of the lifting air cylinder is fixedly connected with a pushing claw mounting plate, a buffering assembly is arranged at the bottom of the pushing claw mounting plate, and the pushing claw mounting plate is movably connected with a pushing claw through the buffering assembly. According to the utility model, the rodless cylinder, the lifting cylinder and the push pawl are arranged, so that the PCB can be conveyed to the pin inserting station from the transmission belt.

Description

TECHNICAL FIELD

[0001] The utility model relates to a feeding mechanism field especially relates to a feeding mechanism for conveying belt. BACKGROUND

[0002] As one of the key equipment of electronic equipment assembly, the pin inserting machine undertakes the heavy responsibility of inserting the pin into the preset hole of the printed circuit board (PCB) accurately. The traditional pin inserting operation often relies on manual feeding and discharging, which is low in efficiency. With the continuous progress of industrial automation technology, more and more pin inserting machines begin to use conveying belts as the main component of the feeding and discharging system to realize the continuous and automatic transmission of PCB materials. This transmission method greatly improves the production efficiency and ensures the stability and reliability of the production process.

[0003] In the prior art, the feeding and discharging system of the pin inserting machine is conveyed by the conveying belt. During the pin inserting operation, the PCB material is first sent to the pin inserting station, and then the pin inserting work is carried out after the station detects and positions the PCB material. After the pin inserting is completed, it is pushed onto the conveying belt and transferred to the next station.

[0004] However, there is a key problem in the actual operation process of the pin inserting operation: the pin inserting station itself does not directly set the conveying belt. Therefore, how to send the PCB board to the pin inserting station has become a problem to be solved. INVENTION CONTENTS

[0005] In order to solve the problem that there is no device in the prior art that can send the PCB board on the conveying belt to the pin inserting station, the utility model provides a feeding mechanism for conveying belt;

[0006] The utility model provides a feeding mechanism for conveying belt adopts the following technical scheme:

[0007] A feeding mechanism for conveying belt, comprising a left stand and a right stand, a rodless cylinder is fixedly installed between the left stand and the right stand, a cylinder sliding block of the rodless cylinder is fixedly connected with a mounting plate, a first linear guide rail is installed on the top of the mounting plate through bolts, a first sliding table is slidably connected to the top of the first linear guide rail, a connecting plate is fixedly connected to the top of the first sliding table, a guide rail clamp is installed at the bottom of the connecting plate and matched with the first linear guide rail, an adapter plate is fixedly connected to the side wall of the connecting plate, a lifting cylinder is fixedly installed on the side wall of the adapter plate, a push claw mounting plate is fixedly connected to the output end of the lifting cylinder, a buffer assembly is arranged at the bottom of the push claw mounting plate, and a push claw is movably connected to the push claw mounting plate through the buffer assembly.

[0008] Further, the buffer assembly comprises a second linear guide rail, a second sliding table, a sliding plate, a screw, a support column and a spring; the bottom of the push claw mounting plate is provided with the second linear guide rail through bolts, the bottom of the second linear guide rail is slidably connected with the second sliding table, the bottom of the second sliding table is fixedly connected with the sliding plate, the sidewall of the sliding plate is provided with the push claw through bolts, the bottom of the sliding plate is threadedly connected with the screw, the bottom of the push claw mounting plate is provided with the support column, one end of the spring is sleeved on the support column, and the other end of the spring is sleeved on the screw.

[0009] Further, the top of the sliding plate is provided with a limiting sliding rod, and the sidewall of the push claw mounting plate is provided with a limiting sliding groove matched with the limiting sliding rod.

[0010] Further, the left stand column and the right stand column are fixedly provided with a drag chain groove, and the drag chain groove is provided with a mute drag chain.

[0011] Further, the moving end of the mute drag chain is connected with the cylinder sliding block of the rodless cylinder through a drag chain connecting plate, and the top of the drag chain connecting plate is provided with a line distributor.

[0012] Further, the rodless cylinder is a magnetic coupling type rodless cylinder.

[0013] In conclusion, the beneficial effects of the present application are as follows:

[0014] The present application realizes that the PCB board is sent to the pin insertion station and is sent back to the transmission belt after pin insertion by setting the rodless cylinder, the lifting cylinder and the push claw. The hard connection is converted into soft connection when the push claw pushes the PCB board by setting the buffer assembly between the push claw mounting plate and the push claw, so that the impact force generated when the push claw pushes the PCB board is effectively reduced, and the PCB board is well protected. The feeding of PCB boards of different sizes is realized by setting the first linear guide rail, the first sliding table and the guide rail clamp, so that the universality and adaptability of the feeding mechanism are improved. The PCB board is sent to the pin insertion station and is sent back to the transmission belt after pin insertion by setting one present feeding mechanism in each of the feeding and discharging areas. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view structural schematic diagram of the present application;

[0016] Figure 2 It is a front view structural schematic diagram of the present application;

[0017] Figure 3 It is a top mechanism structural schematic diagram of the rodless cylinder of the present application;

[0018] Figure 4 It is a buffer assembly structural schematic diagram of the present application.

[0019] As shown in Figure: 1 - left column, 2 - right column, 3 - rodless cylinder, 31 - mounting plate, 32 - first linear guide rail, 33 - first sliding table, 34 - connecting plate, 35 - guide rail clamp, 36 - adapter plate, 37 - lifting cylinder, 38 - push claw mounting plate, 39 - push claw, 41 - second linear guide rail, 42 - second sliding table, 43 - sliding plate, 431 - sliding limiting rod, 432 - sliding limiting groove, 44 - screw, 45 - support column, 46 - spring, 51 - silent drag chain, 52 - drag chain connecting plate, 53 - wire distributor, 54 - drag chain groove. DETAILED DESCRIPTION

[0020] The following description will be made in conjunction with the accompanying drawings: Figure 1 - the accompanying drawings Figure 4 Further detailed description of the utility model is made as follows:

[0021] The utility model discloses a kind of feeding mechanism for conveying belt, such as Figure 1 、 Figure 2The utility model discloses a feeding mechanism for conveying belt, including left stand 1 and right stand 2, and the fixed installation of no rod air cylinder 3 between left stand 1 and right stand 2, the top fixed connection of no rod air cylinder 3's air cylinder sliding block has installation board 31, and the top of installation board 31 is equipped with the first linear guide rail 32 through bolt, and the top sliding connection of first linear guide rail 32 has first sliding table 33, and the top fixed connection of first sliding table 33 has connecting plate 34, and the bottom of connecting plate 34 is equipped with the guide rail clamp ware 35 that cooperates with first linear guide rail 32, and the lateral wall fixed connection of connecting plate 34 has adapter plate 36, and the fixed installation of adapter plate 36's lateral wall has lifting cylinder 37, and the output fixed connection of lifting cylinder 37 has push claw installation board 38, and the bottom of push claw installation board 38 is provided with buffer assembly, and push claw installation board 38 is movably connected with push claw 39 through buffer assembly, in this embodiment, left stand 1, right stand 2 two stand supports the no rod air cylinder 3 of upper end, makes this feeding mechanism present gantry shape, and the structure of gantry is stable and reliable, and no rod air cylinder 3 can also reduce installation space. The first linear guide rail 32 on installation board 31 top can cooperate with first sliding table 33, guide rail clamp ware 35, realizes the feeding of PCB board of different sizes. The first sliding table 33 on first linear guide rail 32 is fixed with guide rail clamp ware 35 through connecting plate 34, and the combination of first linear guide rail 32 and guide rail clamp ware 35 facilitates manual adjustment push position. Guide rail clamp ware 35 can lock the position required at any time, adjusts the position of first sliding table 33 according to the size of PCB board, and through guide rail clamp ware 35, first sliding table 33 is locked, namely, can make push claw 39 cooperate with the feeding of PCB board of different sizes, improves the versatility and adaptability of feeding mechanism. Through setting buffer assembly between push claw installation board 38 and push claw 39, can convert hard connection into soft connection when push claw 39 pushes PCB board, this design effectively reduces the impact force generated when push claw 39 pushes PCB board, and plays a good protection effect to PCB board. Adapter plate 36 and connecting plate 34 are fixedly connected through bolt, and connecting plate 34 is horizontally arranged, and adapter plate 36 is vertically arranged, and the function of adapter plate 36 is to provide convenience for installing lifting cylinder 37. Preferably, no rod air cylinder 3 is magnetic coupling type no rod air cylinder 3. Preferably, lifting cylinder 37 adopts the structure with guide rod, which saves the space for installing guide rail, and runs stably.

[0022] As Figure 4As shown, the buffer assembly includes a second linear guide rail 41, a second slide 42, a sliding plate 43, a screw 44, a pillar 45 and a spring 46; the bottom of the push claw mounting plate 38 is installed with the second linear guide rail 41 by bolts, the bottom of the second linear guide rail 41 is slidably connected to the second slide 42, the bottom of the second slide 42 is fixedly connected to the sliding plate 43, the side wall of the sliding plate 43 is installed with a push claw 39 by bolts, the bottom of the sliding plate 43 is threadedly connected to the screw 44, and the bottom of the push claw mounting plate 38 is provided with a pillar 45, one end of the spring 46 is sleeved on the pillar 45, and the other end of the spring 46 is sleeved on the screw 44; in this embodiment, the structure of the buffer assembly is as shown in FIG. Figure 4 As shown, the push claw 39 is mounted on the side wall of the sliding plate 43 and can slide along the second linear guide rail 41 along with the sliding plate 43 and the second slide 42. It is worth noting that the default working state of the spring 46 should be in a state that is both compressible and stretchable, so as to ensure that the buffer assembly can provide a buffering effect when the push claw 39 pushes the PCB board in any direction. Preferably, a limited sliding rod 431 is provided on the top of the sliding plate 43, and a limited sliding groove 432 that cooperates with the limited sliding rod 431 is provided on the side wall of the push claw mounting plate 38. The limited sliding rod 431 is cylindrical, and the inner wall of the limited sliding groove 432 is processed into an arc. By providing the limited sliding rod 431 and the limited sliding groove 432, the push claw 39 will not move excessively in the direction of the lifting cylinder 37.

[0023] like Figure 2 As shown, a drag chain groove is fixedly installed between the left column 1 and the right column 2, and a silent drag chain 51 is arranged in the drag chain groove; in this embodiment, by setting the drag chain groove and the silent drag chain 51, the noise and confusion generated by the cables and air pipes during the movement are effectively reduced, making the working environment more tidy and quiet.

[0024] like Figure 1 As shown, the moving end of the silent drag chain 51 is connected to the cylinder slider of the rodless cylinder 3 through the drag chain connecting plate 52, and a splitter 53 is provided on the top of the drag chain connecting plate 52; in this embodiment, by providing the splitter 53, the cables in the silent drag chain 51 can be stably connected to various electrical equipment.

[0025] The implementation principle of the embodiment of the present utility model is:

[0026] First, determine the position to be pushed and adjust the first slide 33, and manually lock the guide rail clamp 35;

[0027] Then, the rodless cylinder 3 is started, the rodless cylinder 3 moves horizontally to the required position, the lifting cylinder 37 is lowered, the push claw 39 is in contact with the PCB board, the rodless cylinder 3 drives the push claw 39 to push the PCB board to the pin inserting station, the lifting cylinder 37 is raised, the rodless cylinder 3 retreats to the original position, and the next cycle is prepared.

[0028] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. The various components mentioned in the utility model are common techniques in the prior art, which should be understood by the skilled person in the art. The utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A feeding mechanism for a conveyor belt, comprising a left upright (1) and a right upright (2), between which a rodless cylinder (3) is fixedly mounted, characterized in that: The rodless air cylinder (3) is fixedly connected with a mounting plate (31) at the top of the cylinder slider, a first linear guide rail (32) is mounted on the top of the mounting plate (31) through bolts, a first sliding table (33) is slidably connected to the top of the first linear guide rail (32), a connecting plate (34) is fixedly connected to the top of the first sliding table (33), a guide rail clamp (35) matched with the first linear guide rail (32) is mounted on the bottom of the connecting plate (34), an adapter plate (36) is fixedly connected to the side wall of the connecting plate (34), a lifting air cylinder (37) is fixedly mounted on the side wall of the adapter plate (36), a push jaw mounting plate (38) is fixedly connected to the output end of the lifting air cylinder (37), and a buffer assembly is arranged on the bottom of the push jaw mounting plate (38).

2. A feed mechanism for a conveyor belt according to claim 1, characterized in that: The buffer assembly comprises a second linear guide rail (41), a second sliding table (42), a sliding plate (43), a screw (44), a support column (45) and a spring (46), the bottom of the push jaw mounting plate (38) is provided with the second linear guide rail (41) mounted through bolts, the bottom of the second linear guide rail (41) is slidably connected with the second sliding table (42), the bottom of the second sliding table (42) is fixedly connected with the sliding plate (43), the side wall of the sliding plate (43) is provided with the push jaw (39) mounted through bolts, the bottom of the sliding plate (43) is threadedly connected with the screw (44), the bottom of the push jaw mounting plate (38) is provided with the support column (45), one end of the spring (46) is sleeved on the support column (45), and the other end of the spring (46) is sleeved on the screw (44).

3. A feed mechanism for a conveyor belt according to claim 2, wherein: The top of the sliding plate (43) is provided with a limiting sliding rod (431), and the side wall of the push jaw mounting plate (38) is provided with a limiting sliding groove (432) matched with the limiting sliding rod (431).

4. A feed mechanism for a conveyor belt according to claim 1, wherein: The left stand column (1) and the right stand column (2) are fixedly provided with a drag chain groove, and the drag chain groove is provided with a mute drag chain (51).

5. A feed mechanism for a conveyor belt according to claim 4, wherein: The movable end of the mute drag chain (51) is connected with the cylinder slider of the rodless air cylinder (3) through a drag chain connecting plate (52), and the top of the drag chain connecting plate (52) is provided with a line splitter (53).

6. A feed mechanism for a conveyor belt according to claim 1, characterized in that: The rodless air cylinder (3) is a magnetic coupling type rodless air cylinder (3).

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