Drilling and reaming machine for needle plate of sewing machine

Abstract

The utility model discloses a drilling and reaming machine for a needle plate of a sewing machine, which belongs to the technical field of drilling and reaming, and comprises a base and a workpiece, the top end of the base is provided with a first chute, the inner wall of the first chute is slidably provided with a first sliding seat, the top end of the first sliding seat is fixedly provided with a machine body, and one side of the machine body is rotatably provided with two groups of tool bits. A supporting base is fixedly installed on one side of the top end of the base, a first air cylinder is fixedly installed at the bottom end of the supporting base, the output end of the first air cylinder penetrates through the supporting base and is fixedly provided with a supporting plate, a containing frame is slidably installed at the top end of the supporting plate, and a second air cylinder is fixedly installed at the top end of the supporting plate. A workpiece is movably clamped to the containing frame, a plurality of first supporting blocks matched with the workpiece are fixedly installed at the top end of the supporting seat, a clamping assembly is installed at the top end of the supporting seat, and the device can conduct automatic fixed reaming on the workpiece, so that the working speed is increased, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of needle plate drilling and reaming machines, in particular to a needle plate drilling and reaming machine for a sewing machine. Background Art

[0002] At present, the circular hole inside the needle plate of a sewing machine needs to be reamed twice during processing, and each workpiece needs to be reamed twice before subsequent processing can be carried out. However, the holes can only be processed one by one during the reaming, which is time-consuming and leads to low work efficiency. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a sewing machine needle plate drilling and reaming machine, aiming to improve the problem that the holes can only be processed one by one, which wastes time and leads to low work efficiency.

[0004] The utility model is implemented as follows: a sewing machine needle plate drilling and reaming machine, comprising a base and a workpiece, a first slide groove is arranged at the top of the base, a first slide seat is slidably installed on the inner wall of the first slide groove, a machine body is fixedly installed on the top of the first slide seat, two groups of cutter heads are rotatably installed on one side of the machine body, a support seat is fixedly installed on one side of the top of the base, a first cylinder is fixedly installed on the bottom end of the support seat, an output end of the first cylinder passes through the support seat and is fixedly installed on the support plate, a placement frame is slidably installed on the top of the support plate, a second cylinder is fixedly installed on the top of the support plate, an output end of the second cylinder is fixedly connected to one side of the inner wall of the placement frame, the workpiece is movably clamped on the placement frame, a plurality of first support blocks cooperating with the workpiece are fixedly installed on the top of the support seat, and a clamping assembly is installed on the top of the support seat.

[0005] In the preferred technical solution of the utility model, a protective shell is installed on the top of the base, sliding doors are hinged on both sides of the protective shell, a controller is installed on one side of the protective shell, and the controller is electrically connected to all electrical devices inside the device.

[0006] In the preferred technical solution of the utility model, a first threaded rod is rotatably installed between the two sides of the inner wall of the first slide seat, a first motor is fixedly installed at one end of the first threaded rod, the first slide seat is threadedly installed on the first threaded rod, and a driving motor matching the cutter head is installed inside the machine body.

[0007] In the preferred technical solution of the utility model, the clamping assembly includes a top plate, a support column and a clamping block. The support columns are fixedly installed at the four corners of the top end of the support seat, the top plate is fixedly installed at the top end of the support column, and a plurality of third cylinders are fixedly installed at the top end of the top plate. The output end of the third cylinder passes through the top plate and fixedly installs the clamping block, and the clamping block is U-shaped.

[0008] In the preferred technical solution of the present utility model, an air intake plate is symmetrically fixedly installed on the top of the support seat, the first support block is hollow and has an air outlet on the top, the bottom end of the first support block is connected to the air intake plate, the workpiece is movably connected to the air outlet, a pressure sensor is installed in the first support block, and the pressure sensor is electrically connected to the controller. After the workpiece is placed on the first support block, the air outlet is blocked, the air pressure in the first support block increases, and the pressure sensor detects the pressure increase to determine that the workpiece is accurately installed and transmits the information to the controller, and an air intake pipe is installed on one side of the air intake plate.

[0009] In the preferred technical solution of the present utility model, a positioning plate is installed between the support seat and the top plate, the top of the top plate is fixedly installed, a fourth cylinder is fixedly installed on the top of the positioning plate, the output end of the fourth cylinder passes through the top plate and is fixedly connected to the top of the positioning plate, a plurality of guide seats are fixedly installed on the bottom end of the positioning plate, a circular hole matching the cutter head is provided on the guide seat, and the cutter head is slidably connected to the inner wall of the circular hole.

[0010] In the preferred technical solution of the utility model, guide rods are fixedly installed at the four corners of the top end of the positioning plate, the top end of the guide rods slides through the top plate and extends to the outside, and the clamping block slides through the positioning plate.

[0011] In the preferred technical solution of the utility model, a second support block is symmetrically fixedly installed on the top of the positioning plate, the second support block has the same structure as the first support block, and a third support block that cooperates with the second support block is installed on the bottom end of the positioning plate. When the second support block is in contact with the third support block, the cutter head slides along the same axis as the circular hole.

[0012] In the preferred technical solution of the utility model, a plurality of limiting protrusions are fixedly installed on the top of the placement frame, and the workpiece is clamped with the top of the placement frame through the limiting protrusions.

[0013] In the preferred technical solution of the present utility model, a discharging assembly is installed on one side of the base, and the discharging assembly includes a support platform, a guide rail and a slide seat. The support platform is installed on one side of the base, and the guide rail is installed on one side of the support platform. The slide seat is slidably installed on the guide rail, and the top of the slide seat is movably connected with the workpiece. A conveyor belt is installed on one side of the top of the support platform, and a protective cover is installed on the top of the conveyor belt. A fifth cylinder is fixedly installed on one side of the protective cover, and the output end of the fifth cylinder passes through the protective cover and fixedly installed with a scraper, and the scraper is slidably connected to the top of the slide seat. Only one slide seat is installed on the guide rail, and the bottom end of the slide seat is moved by the cooperation of a driving thread and a second motor.

[0014] The beneficial effects of the utility model are as follows: the needle plate drilling and reaming machine of a sewing machine obtained by the above-mentioned design of the utility model, when in use, opens the sliding door, places the workpiece to be processed on the placement frame, at this time, starts the first cylinder to drive the support plate and drives the workpiece to move up, starts the second cylinder to drive the placement frame to move, then starts the first cylinder to shrink until the workpiece is placed on the first support block and separated from the placement frame, at this time, starts the first cylinder to drive the support plate to move back and can continue to discharge the material, starts the fourth cylinder to drive the clamping block to move down to squeeze and fix the workpiece, starts the third cylinder to drive the positioning plate to move down to the second support block and the third support block to fit, starts the first motor and the first threaded rod to cooperate to drive the machine body to move, the machine body moves to drive the cutter head to pass through the guide seat and then through the workpiece for processing, and repeatedly drives the workpiece to move to process again, after the workpiece processed twice slides onto the slide seat, the slide seat is driven to move to one side of the conveyor belt by driving the screw thread and the second motor, starts the fifth cylinder to drive the scraper to move, and the scraper pushes the workpiece to move to the conveyor belt for recycling, and this equipment can automatically fix and reame the workpiece, thereby speeding up the working speed and improving the working efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a structural schematic diagram of a sewing machine needle plate drilling and reaming machine provided by the embodiment of the utility model;

[0017] Figure 2 A top view of a sewing machine needle plate drilling and reaming machine is provided for an embodiment of the utility model;

[0018] Figure 3 A schematic diagram of the structure of a workpiece is provided for the implementation mode of the utility model;

[0019] Figure 4 A schematic diagram of the internal structure of the base is provided for the embodiment of the utility model;

[0020] Figure 5 A partial structural schematic diagram of a sewing machine needle plate drilling and reaming machine is provided for an embodiment of the utility model;

[0021] Figure 6 A structural schematic diagram of a support base is provided for an embodiment of the utility model;

[0022] Figure 7 A structural schematic diagram of a support plate is provided for an embodiment of the utility model;

[0023] Figure 8 A structural schematic diagram of a discharging assembly is provided for an embodiment of the utility model.

[0024] In the figure: 110-base; 111-protective shell; 112-sliding door; 120-first slide; 121-machine body; 122-cutter head; 123-first threaded rod; 130-support seat; 131-first cylinder; 132-support plate; 133-placing frame; 134-second cylinder; 140-first support block; 150-top plate; 151-support column; 152-clamping block; 153-third cylinder; 160-positioning plate; 161-fourth cylinder; 162-guide seat; 163-second support block; 170-discharging assembly; 171-support table; 172-guide rail; 173-slide; 174-conveyor belt; 175-fifth cylinder; 176-scraper; 200-workpiece. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 7 The utility model provides a technical solution: a sewing machine needle plate drilling and reaming machine, including a base 110 and a workpiece 200, a first slide groove is arranged at the top of the base 110, a first slide seat 120 is slidably installed on the inner wall of the first slide groove, a machine body 121 is fixedly installed on the top of the first slide seat 120, two sets of cutter heads 122 are rotatably installed on one side of the machine body 121, a support seat 130 is fixedly installed on one side of the top of the base 110, a first cylinder 131 is fixedly installed on the bottom of the support seat 130, an output end of the first cylinder 131 passes through the support seat 130 and is fixedly installed on a support plate 132, and a top of the support plate 132 slides and slides A placement frame 133 is movably installed, a second cylinder 134 is fixedly installed on the top of the support plate 132, an output end of the second cylinder 134 is fixedly connected to one side of the inner wall of the placement frame 133, the workpiece 200 is movably clamped on the placement frame 133, a plurality of first support blocks 140 cooperating with the workpiece 200 are fixedly installed on the top of the support seat 130, a clamping assembly is installed on the top of the support seat 130, a protective shell 111 is installed on the top of the base 110, sliding doors 112 are hinged on both sides of the protective shell 111, a controller is installed on one side of the protective shell 111, and the controller is electrically connected to all electrical equipment inside the device.

[0027] In some specific implementation schemes, the first threaded rod 123 is rotatably installed between the two sides of the inner wall of the first slide 120, the first motor is fixedly installed at one end of the first threaded rod 123, and the first slide 120 is threadedly installed on the first threaded rod 123, which is convenient for driving the first slide 120 to move, thereby driving the tool head 122 to move for processing.

[0028] In some specific implementation schemes, a plurality of limiting protrusions are fixedly installed on the top of the placement frame 133 , and the workpiece 200 is clamped with the top of the placement frame 133 through the limiting protrusions, so as to facilitate positioning of the workpiece 200 .

[0029] See also Figure 5 and Figure 6 The clamping assembly includes a top plate 150, a support column 151 and a clamping block 152. The support columns 151 are fixedly installed at the four corners of the top of the support seat 130, the top plate 150 is fixedly installed on the top of the support column 151, and a plurality of third cylinders 153 are fixedly installed on the top of the top plate 150. The output end of the third cylinder 153 passes through the top plate 150 and is fixedly installed with the clamping block 152. The clamping block 152 is U-shaped.

[0030] In some specific embodiments, an air intake plate is symmetrically fixedly installed on the top of the support seat 130, the first support block 140 is hollow and has an air outlet on the top, the bottom end of the first support block 140 is connected to the air intake plate, the workpiece 200 is movably connected to the air outlet, a pressure sensor is installed in the first support block 140, and the pressure sensor is electrically connected to the controller. After the workpiece 200 is placed on the first support block 140, the air outlet is blocked, the air pressure in the first support block 140 increases, and the pressure sensor detects the pressure increase to determine that the workpiece 200 is installed accurately and transmits the information to the controller, and an air intake pipe is installed on one side of the air intake plate.

[0031] In some specific implementation schemes, a positioning plate 160 is installed between the support seat 130 and the top plate 150, and the top plate 150 is fixedly installed. The fourth cylinder 161 is fixedly installed on the top of the positioning plate 160, and the output end of the fourth cylinder 161 passes through the top plate 150 and is fixedly connected to the top of the positioning plate 160. A plurality of guide seats 162 are fixedly installed at the bottom of the positioning plate 160. A circular hole matching the cutter head 122 is provided on the guide seat 162. The cutter head 122 is slidably connected to the inner wall of the circular hole to prevent the cutter head 122 from positional displacement during long processing, and to support and guide the cutter head 122 to make the process more precise.

[0032] In some specific implementation schemes, guide rods are fixedly installed at the four corners of the top of the positioning plate 160, and the top of the guide rods slides through the top plate 150 and extends to the outside, the clamping block 152 slides through the positioning plate 160, and the second support block 163 is symmetrically fixedly installed on the top of the positioning plate 160. The second support block 163 has the same structure as the first support block 140, and a third support block that cooperates with the second support block 163 is installed at the bottom of the positioning plate 160. When the second support block 163 is in contact with the third support block, the cutter head 122 slides on the same axis as the circular hole, which is convenient for positioning the positioning plate 160 when it moves, to prevent the inaccurate movement of the positioning plate 160 from causing deviation in the fit between the cutter head 122 and the circular hole.

[0033] See also Figure 8 A discharging assembly 170 is installed on one side of the base 110, and the discharging assembly 170 includes a support platform 171, a guide rail 172 and a slide 173. A support platform 171 is installed on one side of the base 110, and a guide rail 172 is installed on one side of the support platform 171. A slide 173 is slidably installed on the guide rail 172, and the top of the slide 173 is movably connected with the workpiece 200. A conveyor belt 174 is installed on one side of the top of the support platform 171, and a protective cover is installed on the top of the conveyor belt 174. A fifth cylinder 175 is fixedly installed on one side of the protective cover, and the output end of the fifth cylinder 175 passes through the protective cover and is fixedly installed with a scraper 176. The scraper 176 is slidably connected to the top of the slide 173. Only one slide 173 is installed on the guide rail 172, and the bottom end of the slide 173 is moved by the driving thread and the second motor.

[0034] Working principle: When in use, open the sliding door 112, and place the workpiece 200 to be processed on the placement frame 133. At this time, start the first cylinder 131 to drive the support plate 132 and the workpiece 200 to move upward. After starting the second cylinder 134 to drive the placement frame 133 to move, start the first cylinder 131 again to shrink until the workpiece 200 is placed on the first support block 140 and separated from the placement frame 133. At this time, start the first cylinder 131 to drive the support plate 132 to move back and continue to discharge the material. Start the fourth cylinder 161 to drive the clamping block 152 to move downward to squeeze and fix the workpiece 200. Start the third cylinder 153 to drive the positioning plate 16 0 moves down until the second support block 163 and the third support block are fitted together, the first motor is started to cooperate with the first threaded rod 123 to drive the body 121 to move, the body 121 moves to drive the cutter head 122 to pass through the guide seat 162 and then through the workpiece 200 for processing, and the workpiece 200 is repeatedly driven to move to be processed again. After the workpiece 200 has been processed twice, it slides onto the slide 173, and the slide 173 is driven to move to one side of the conveyor belt 174 by driving the thread and the second motor, and the fifth cylinder 175 is started to drive the scraper 176 to move, and the scraper 176 pushes the workpiece 200 to move to the conveyor belt 174 for recycling.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A sewing machine needle plate drilling and reaming machine, comprising a base and a workpiece, characterized in that: The top of the base is provided with a first slide groove, the inner wall of the first slide groove is slidably installed with a first slide seat, the top of the first slide seat is fixedly installed with a machine body, two groups of cutter heads are rotatably installed on one side of the machine body, a support seat is fixedly installed on one side of the top of the base, a first cylinder is fixedly installed on the bottom end of the support seat, the output end of the first cylinder passes through the support seat and is fixedly installed with a support plate, the top of the support plate is slidably installed with a placement frame, the top of the support plate is fixedly installed with a second cylinder, the output end of the second cylinder is fixedly connected to one side of the inner wall of the placement frame, the workpiece is movably clamped on the placement frame, a plurality of first support blocks cooperating with the workpiece are fixedly installed on the top of the support seat, and a clamping assembly is installed on the top of the support seat.

2. A sewing machine needle plate drilling and reaming machine according to claim 1, characterized in that: A protective shell is installed on the top of the base, sliding doors are hinged on both sides of the protective shell, and a controller is installed on one side of the protective shell.

3. A sewing machine needle plate drilling and reaming machine according to claim 1, characterized in that: A first threaded rod is rotatably mounted between two sides of the inner wall of the first slide seat, a first motor is fixedly mounted at one end of the first threaded rod, and the first slide seat is threadedly mounted on the first threaded rod.

4. A sewing machine needle plate drilling and reaming machine according to claim 2, characterized in that: The clamping assembly includes a top plate, a support column and a clamping block. The support columns are fixedly installed at the four corners of the top end of the support seat, the top plate is fixedly installed at the top end of the support column, a plurality of third cylinders are fixedly installed at the top end of the top plate, and the output end of the third cylinder passes through the top plate and fixes the clamping block.

5. A sewing machine needle plate drilling and reaming machine according to claim 4, characterized in that: An air intake plate is symmetrically fixedly installed on the top of the support seat, the first support block is hollow and has an air outlet on the top, the bottom end of the first support block is connected to the air intake plate, the workpiece is movably connected to the air outlet, a pressure sensor is installed in the first support block, and the pressure sensor is electrically connected to the controller.

6. A sewing machine needle plate drilling and reaming machine according to claim 5, characterized in that: A positioning plate is installed between the support seat and the top plate, the top of the top plate is fixedly installed, the fourth cylinder is fixedly installed on the top of the positioning plate, the output end of the fourth cylinder passes through the top plate and is fixedly connected to the top of the positioning plate, a plurality of guide seats are fixedly installed on the bottom end of the positioning plate, a circular hole matching the cutter head is provided on the guide seat, and the cutter head is slidably connected to the inner wall of the circular hole.

7. A sewing machine needle plate drilling and reaming machine according to claim 6, characterized in that: Guide rods are fixedly installed at the four corners of the top end of the positioning plate, and the top ends of the guide rods slide through the top plate and extend to the outside.

8. The sewing machine needle plate drilling and reaming machine according to claim 6, characterized in that: A second support block is symmetrically fixedly mounted on the top of the positioning plate. The second support block has the same structure as the first support block. A third support block that cooperates with the second support block is mounted on the bottom of the positioning plate.

9. The sewing machine needle plate drilling and reaming machine according to claim 1, characterized in that: A plurality of limiting protrusions are fixedly mounted on the top of the placement frame, and the workpiece is clamped with the top of the placement frame through the limiting protrusions.

10. The sewing machine needle plate drilling and reaming machine according to claim 1, characterized in that: A discharging assembly is installed on one side of the base, and the discharging assembly includes a supporting platform, a guide rail and a slide seat. The supporting platform is installed on one side of the base, and the guide rail is installed on one side of the supporting platform. The slide seat is slidably installed on the guide rail, and the top of the slide seat is movably connected to the workpiece. A conveyor belt is installed on one side of the top of the supporting platform, and a protective cover is installed on the top of the conveyor belt. A fifth cylinder is fixedly installed on one side of the protective cover, and the output end of the fifth cylinder passes through the protective cover and is fixedly installed with a scraper, and the scraper is slidably connected to the top of the slide seat.

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