Buffer type conveying device for screen printing machine

Abstract

The utility model relates to the field of conveying equipment, and discloses a buffering type conveying device for a screen printing machine, which comprises a main body, a conveying belt, a baffle plate, a driving mechanism and a driven mechanism, the conveying belt is mounted on the inner side of the main body; the baffle is arranged on the right side of the upper portion of the conveying belt, a vertical sliding groove is formed in the inner side of the main body, and a sliding block in sliding connection with the vertical sliding groove is fixedly connected to the side face of the baffle; the driving mechanism and the driven mechanism are both arranged in the main body, the driven mechanism is driven by the driving mechanism to operate, and the driven mechanism is used for driving the baffle to vertically move. Products are limited through intermittent up-and-down movement of the baffles, the products tend to be horizontal under the combined action of thrust of the conveying belt and the limiting effect of the baffles, the products are prevented from inclining, workers only need to directly place the products on the conveying belt, the products do not need to be manually arranged, and therefore the purposes of reducing the labor amount and improving the production efficiency are achieved. And the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to conveying equipment field especially is related to a buffering type conveying device for silk screen printing machine. BACKGROUND

[0002] The silk screen printing machine is a kind of equipment that solder paste or patch glue is printed to PCB pad by silk screen, has the advantages such as high efficiency, good ink adhesion, thick ink layer, no color drop, good weather resistance, bright color, etc., and working process is automation, and the product to be printed is transported by conveying belt and other conveying devices. In order to prevent the product to be printed from tilting and causing the printing accuracy to drop, the product is usually manually arranged by workers and then placed on the conveying belt for transportation, so as to increase the labor amount and reduce the working efficiency. SUMMARY

[0003] The utility model solves the technical problem in the above background art, and provides a buffering type conveying device for silk screen printing machine.

[0004] The utility model adopts the technical scheme that:

[0005] A buffering type conveying device for silk screen printing machine, including main part, conveying belt, baffle, drive mechanism, driven mechanism;

[0006] The conveying belt is installed on the inner side of the main part;

[0007] The baffle is arranged on the right side above the conveying belt, the inner side of the main part is provided with a vertical sliding slot, and the side surface of the baffle is fixedly connected with a sliding block connected with the vertical sliding slot;

[0008] The drive mechanism and the driven mechanism are arranged in the interior of the main part, the driven mechanism is driven to operate by the drive mechanism, and the driven mechanism is used to drive the baffle to move vertically.

[0009] Preferably, the drive mechanism includes a drive wheel, a sprocket and a driven wheel.

[0010] The drive wheel is used to drive the conveying belt to operate, the number of sprockets is two, the two sprockets are fixedly connected with the drive wheel and the driven wheel respectively, the two sprockets are connected by a chain, and the driven wheel is rotatably connected in the interior of the main part.

[0011] Preferably, the driven mechanism includes a movable frame, a limiting block, a first pawl, a limiting peg, a second pawl, a third pawl, a rotating rod, a rotating block, a first push rod and a second push rod.

[0012] The limiting block is fixedly connected in the interior of the main part, the movable frame is slidably connected between the limiting block, and the movable frame is fixedly connected with the sliding block on the side surface of the baffle.

[0013] The first clamping tooth is arranged on the right side of the movable frame, and a limiting pin is arranged below the first clamping tooth and fixedly connected to the inside of the main body;

[0014] The second clamping tooth and the third clamping tooth are both arranged on the left side of the movable frame.

[0015] The rotating rod is rotatably connected to the inside of the main body through a torsional spring, is arranged on the left side of the movable frame, and is fixedly connected with a rotating block at one end close to the rotating shaft.

[0016] The first push rod and the second push rod are both fixedly connected to the outer wall of the driven wheel, the first push rod is used for pushing the second clamping tooth, and the second push rod is used for pushing the rotating rod.

[0017] Preferably, the left side and the bottom of the baffle are both arc surfaces, and the outer part of the arc surface is provided with a rubber buffer pad.

[0018] The beneficial effects of the utility model are as follows:

[0019] The utility model discloses an intermittent up-down movement of the baffle is positioned to the product, makes the product tend to horizontal under the joint action of the pushing force of the conveying belt and the limiting effect of the baffle, prevents the product from inclining, and staff only needs to put the product directly on the conveying belt, does not need to discharge the product manually, thereby reduces the labor amount, and further improves work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of the buffer type conveying device for the silk screen printing machine.

[0021] Figure 2 It is the driving mechanism schematic diagram of the buffer type conveying device for the silk screen printing machine.

[0022] Mark explanation: 1, main body, 2, conveying belt, 3, baffle, 4, movable frame, 5, limiting block, 6, first clamping tooth, 7, limiting pin, 8, second clamping tooth, 9, third clamping tooth, 10, rotating rod, 11, rotating block, 12, driven wheel, 13, first push rod, 14, second push rod. PREFERRED EMBODIMENT

[0023] The conception and the technical effect of the utility model will be described clearly and completely in the following in combination with embodiments, so that the purpose, features and effects of the utility model can be fully understood.

[0024] The application designs a buffer type conveying device for a silk screen printing machine, as shown in the accompanying drawings. Figure 1 As shown in the drawings, it comprises a main body 1, a conveying belt 2, a baffle 3, a driving mechanism, a driven mechanism.

[0025] The conveying belt 2 is installed on the inside of the main body 1.

[0026] The baffle 3 is arranged on the right side above the conveying belt 2, and the inner side of the main body 1 is provided with a vertical sliding groove, and the side surface of the baffle 3 is fixedly connected with a sliding block in sliding connection with the vertical sliding groove;

[0027] The driving mechanism and the driven mechanism are both arranged in the interior of the main body 1, and the driven mechanism is driven to operate by the driving mechanism, and the driven mechanism is used for driving the baffle 3 to move vertically.

[0028] The left side and the bottom of the baffle 3 are both arc surfaces, and the outer part of the arc surface is provided with a rubber buffer pad.

[0029] As shown in the accompanying drawings, Figure 2 The driving mechanism comprises a driving wheel, a chain wheel and a driven wheel 12.

[0030] The driving wheel is used for driving the conveying belt 2 to operate, and the driving wheel is driven by a motor, the number of the chain wheels is two, the two chain wheels are fixedly connected with the driving wheel and the driven wheel 12 respectively, and the two chain wheels are connected by a chain, and the driven wheel 12 is rotatably connected in the interior of the main body 1.

[0031] The driven mechanism comprises a movable frame 4, a limiting block 5, a first clamping tooth 6, a limiting pin 7, a second clamping tooth 8, a third clamping tooth 9, a rotating rod 10, a rotating block 11, a first push rod 13 and a second push rod 14.

[0032] The limiting block 5 is fixedly connected in the interior of the main body 1, the movable frame 4 is in sliding connection with the limiting block 5, and the movable frame 4 is fixedly connected with the sliding block on the side surface of the baffle 3.

[0033] The first clamping tooth 6 is arranged on the right side of the movable frame 4, the limiting pin 7 is arranged below the first clamping tooth 6, and the limiting pin 7 is fixedly connected in the interior of the main body 1.

[0034] The second clamping tooth 8 and the third clamping tooth 9 are both arranged on the left side of the movable frame 4.

[0035] The rotating rod 10 is rotatably connected in the interior of the main body 1 through a torsional spring, the rotating rod 10 is arranged on the left side of the movable frame 4, one end of the rotating rod 10 close to the rotating shaft is fixedly connected with the rotating block 11, and the rotating block 11 is used for limiting the third clamping tooth 9.

[0036] The first push rod 13 and the second push rod 14 are both fixedly connected to the outer wall of the driven wheel 12, the first push rod 13 is used for pushing the second clamping tooth 8, and the second push rod 14 is used for pushing the rotating rod 10.

[0037] Working principle: the driving wheel drives the conveying belt 2 to run, and drives the driven wheel 12 to rotate through the chain wheel and the chain, the driven wheel 12 drives the push rod one 13 and the push rod two 14 to rotate, the push rod one 13 pushes the tooth two 8 to move upwards, the tooth two 8 drives the movable frame 4 to move upwards, the movable frame 4 drives the baffle 3 to move upwards through the sliding block, the tooth three 9 pushes and extrudes the rotating rod 10 to rotate, then the rotating rod 10 rebounds under the action of the torsional spring, so that the rotating block 11 clamps the tooth three 9, prevents the movable frame 4 from falling, so as to facilitate the product to pass through the baffle 3, then the push rod two 14 rotates to the position of the rotating rod 10 and drives the rotating rod 10 to rotate, the rotating rod 10 drives the rotating block 11 to rotate, the movable frame 4 and the baffle 3 move downwards under the action of gravity, so that the baffle 3 blocks the product, the bottom rubber buffer pad prevents the baffle 3 from impacting the conveying belt 2 and causing the conveying belt 2 to be damaged, when the product moves to the position of the baffle 3, then the conveying belt 2 continuously provides a pushing force while the baffle 3 limits, so that the right side of the product gradually fits the baffle 3, so as to change the direction of the product to horizontal, prevent the product from being inclined, therefore the worker only needs to put the product directly on the conveying belt 2, without manually discharging the product, thereby reducing the labor amount, and further improving the work efficiency.

[0038] The above embodiments are only part of the embodiments of the utility model, not all embodiments, based on the embodiments of the utility model, other embodiments obtained by the person skilled in the art without creative labor all belong to the protection scope of the utility model.

Claims

1. A buffer-type conveying device for a screen printing machine, characterized in that: Includes main body (1), conveyor belt (2), baffle (3), drive mechanism, and driven mechanism; The conveyor belt (2) is installed inside the main body (1); The baffle (3) is located on the right side above the conveyor belt (2), and a vertical groove is provided on the inner side of the main body (1). A slider that is slidably connected to the vertical groove is fixedly connected to the side of the baffle (3). Both the driving mechanism and the driven mechanism are located inside the main body (1). The driven mechanism is driven by the driving mechanism and is used to drive the baffle (3) to move vertically.

2. The buffer-type conveying device for a screen printing machine according to claim 1, characterized in that: The drive mechanism includes a drive wheel, a sprocket, and a driven wheel (12); The drive wheel is used to drive the conveyor belt (2) to run. There are two sprockets. The two sprockets are fixedly connected to the drive wheel and the driven wheel (12) respectively. The two sprockets are connected by a chain. The driven wheel (12) is rotatably connected inside the main body (1).

3. A buffer-type conveying device for a screen printing machine according to claim 2, characterized in that: The driven mechanism includes a movable frame (4), a limiting block (5), a first locking tooth (6), a limiting pin (7), a second locking tooth (8), a third locking tooth (9), a rotating rod (10), a rotating block (11), a first push rod (13), and a second push rod (14); The limiting block (5) is fixedly connected inside the main body (1), the movable frame (4) is slidably connected to the limiting block (5), and the movable frame (4) is fixedly connected to the slider on the side of the baffle (3). The first locking tooth (6) is located on the right side of the movable frame (4), and a limiting pin (7) is provided below the first locking tooth (6). The limiting pin (7) is fixedly connected to the inside of the main body (1). Both the second (8) and the third (9) of the locking teeth are located on the left side of the movable frame (4); The rotating rod (10) is rotatably connected to the inside of the main body (1) by a torsion spring. The rotating rod (10) is located on the left side of the movable frame (4). A rotating block (11) is fixedly connected to one end of the rotating rod (10) near the rotation axis. The rotating block (11) is used to limit the locking teeth (9). Both push rod one (13) and push rod two (14) are fixedly connected to the outer wall of the driven wheel (12). Push rod one (13) is used to push the locking tooth two (8), and push rod two (14) is used to push the rotating rod (10).

4. A buffer-type conveying device for a screen printing machine according to claim 3, characterized in that: The left side and bottom of the baffle (3) are both arc-shaped surfaces, and a rubber buffer pad is provided on the outside of the arc-shaped surface.

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