Screw feeding equipment for screw machining

Abstract

The utility model discloses a screw feeding device for screw processing, particularly relates to the technical field of screw processing, and mainly comprises a support plate, a support block is fixedly connected in front of the support plate, a slide bar is fixedly mounted on the upper surface of the support block, and a multi-point limiting mechanism is mounted at the top end of the slide bar; the multi-point limiting mechanism comprises a sleeving block fixedly installed at the top end of the sliding rod, the outer wall of the sliding rod is slidably connected with a sleeving frame, and an electric cylinder is fixedly installed on the inner wall of the sleeving block. A multi-point limiting mechanism is adopted, a plurality of screws are inserted into a plurality of locking barrels to be locked, the electric cylinder pushes the sleeving frame to move downwards, the sleeving frame drives the two limiting groove plates to move downwards, and the limiting groove plates and the supporting groove plates can achieve limiting operation on the multiple machining screws. The multiple machining screws are subjected to limiting operation in a circular gap between the limiting groove plate and the supporting groove plate, and feeding and moving operation is achieved on the multiple machining screws.

Description

Technical Field

[0001] The utility model relates to the technical field of screw processing, and more specifically, to a screw feeding device used for screw processing. Background Art

[0002] The screw feeding device can accurately control the feed amount of the screw during the processing, that is, the depth or length of cutting per revolution, thereby avoiding processing errors caused by unstable feed amount. Through stable feeding, the screw feeding device can also help maintain the constant cutting force, reduce vibration and impact during the cutting process, and further improve processing accuracy.

[0003] After searching the existing published technical documents, the Chinese patent announcement number CN221270450U discloses a screw rotor processing equipment with axial feeding, which is located at an angle of 5-45° in the horizontal direction through a guide rail and a rotating rod, and the slide is slidably connected to the guide rail. Side plates are provided on both sides of the slide, and chucks are rotatably provided on the inner sides of the side plates, which can realize the screw rotor with a gradual gap, thereby reducing the leakage and improving the efficiency of the compressor host, and the equipment is particularly suitable for the processing of the screw rotor with a gradual gap. However, the screw feeding equipment has the following defects.

[0004] When the screw feeding equipment is in use, although it can realize the processing operation of the screw, it does not firmly limit the processing of a single screw, which causes the single screw to shake easily during processing, and the shaking amplitude of multiple screws is greater, and the processing is more time-consuming and labor-intensive. It is difficult to realize the simultaneous limiting processing of multiple screws. Therefore, a screw feeding equipment for screw processing is needed. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a screw feeding device for screw processing.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a screw feeding device for screw processing, comprising a support plate, a support block is fixedly connected to the front of the support plate, a sliding rod is fixedly installed on the upper surface of the support block, and a multi-point limiting mechanism is installed on the top of the sliding rod; the multi-point limiting mechanism includes a sleeve block fixedly installed on the top of the sliding rod, a sleeve frame is slidably connected to the outer wall of the sliding rod, and an electric cylinder is fixedly installed on the inner wall of the sleeve block, and the electric cylinder is used to push the sleeve frame to move; both ends of the sleeve frame are fixedly connected to the limiting slot plates, and a supporting slot plate is provided under each of the limiting slot plates, and the two supporting slot plates are fixedly connected to the support plates.

[0007] Preferably, the output end of the electric cylinder is fixedly connected to the sleeve frame, and the outer wall of the slide rod and the inner wall of the sleeve frame are both set to smooth surfaces, the right side of the limit slot plate and the left side of the support slot plate are in the same vertical plane, and the outer wall of the limit slot plate and the outer wall of the support slot plate are both set to smooth surfaces, a sleeve sliding bar is installed behind the limit slot plate, the two limit slot plates are fixedly connected to the sleeve sliding bar, the inner wall of the sleeve sliding bar is slidably connected to a guide column, and a support block is installed at the bottom end of the guide column; the guide column and the support plate are fixedly connected to the support block, a plurality of support frames are provided on one side of one of the support slot plates, and the plurality of support frames are fixedly connected to the support plates, and a rotating motor is fixedly installed on the top of each support frame; the output end of the rotating motor is fixedly connected to a locking cylinder, and a threaded locking bolt is embedded in the top of the outer wall of the locking cylinder.

[0008] When the technical scheme is in use, a plurality of processed screw rods can be synchronously locked. The sleeve frame is pushed downward by the electric cylinder, the support plate supports the support block, the support block supports the slide rod, and the sleeve frame drives the two limit slot plates to move downward. The limit slot plate and the support slot plate can realize limit operation on the plurality of processed screw rods. The plurality of processed screw rods are limited in the circular gap between the limit slot plate and the support slot plate. The sleeve slide rod slides down along the outer wall of the guide column, and the guide column can guide the sleeve slide rod to move downward. The rotating motor drives the locking cylinder to rotate, and the locking cylinder carries the locking bolt to rotate. The locking cylinder carries the processing screw to rotate, and the rotation operation of the plurality of processing screws is realized.

[0009] Preferably, a threaded sleeve is fixedly installed at the bottom end of the support plate and near the middle position thereof, and a guide transmission assembly is provided on the inner wall of the threaded sleeve; the guide transmission assembly includes a screw threadedly arranged on the inner wall of the threaded sleeve, and a sleeve shaft block is rotatably connected to the outer wall of the screw and located at a position on one side of the threaded sleeve, and a support base plate is fixedly installed on the bottom end of the sleeve shaft block; one end of the screw is coaxially connected to a driving motor, and the driving motor is fixedly connected to the support base plate; sleeve sliders are provided in front and rear of the threaded sleeve, and a sliding rod is slidably connected to the inner wall of each sleeve slider, and the two sliding rods are fixedly connected to the support base plate, the two sleeve sliders are symmetrically arranged about the threaded sleeve, and the outer wall of the threaded sleeve is set to a smooth surface.

[0010] When the technical solution is in use, the driving motor drives the screw to rotate, the screw rotates inside the sleeve shaft block, the threaded sleeve block carries the support plate to move left, the support plate drives the two sleeve sliding blocks to move left, and the support bottom plate supports the two sliding rods, thereby increasing the stability of the two sliding rods.

[0011] Technical effects and advantages of the utility model:

[0012] 1. The utility model adopts a multi-point limit mechanism. Multiple screws are inserted into multiple locking cylinders for locking. The sleeve frame is pushed down by the electric cylinder. The sleeve frame slides down along the outer wall of the slide rod. The sleeve frame drives two limit slot plates to move down. The limit slot plates move downward. The limit slot plates and the support slot plates can realize the limit operation of multiple processing screws. Multiple processing screws are limited in the circular gap between the limit slot plates and the support slot plates to ensure that the multiple processing screws rotate, and the feeding movement operation is realized for the multiple processing screws at the same time;

[0013] 2. The utility model adopts a guide transmission component. The driving motor drives the screw to rotate. The screw rotates inside the sleeve shaft block. The screw carries the threaded sleeve block to move left under the action of the thread transmission force. The threaded sleeve block carries the support plate to move left, and the sleeve slider slides left along the outer wall of the sliding rod, which greatly improves the stability of the two sliding rods. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the screw feeding device used for screw processing of the utility model.

[0015] Figure 2 It is a schematic diagram of the local structure of the connection between the support plate and the support block of the utility model.

[0016] Figure 3 It is a schematic diagram of the local structure of the connection between the support frame and the rotating motor of the utility model.

[0017] Figure 4 The utility model is a schematic diagram of the top view of the screw feeding device used for screw processing.

[0018] Figure 5 It is a schematic diagram of a partial structure of the connection between the slide rod and the sleeve block of the utility model.

[0019] Figure 6 The utility model is a schematic diagram of the structure of a screw feeding device used for screw processing when viewed from above.

[0020] The accompanying drawings are marked as follows: 1. support plate; 2. support block; 3. slide rod; 4. socket frame; 5. electric cylinder; 6. socket block; 7. limit slot plate; 8. support slot plate; 9. socket slide rod; 10. guide column; 11. support block; 12. support frame; 13. rotating motor; 14. locking cylinder; 15. locking bolt; 16. threaded sleeve block; 17. screw; 18. socket shaft block; 19. support base plate; 20. drive motor; 21. socket slider; 22. slide rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] As attached Figure 1-6 A screw feeding device for screw processing is shown, and a multi-point limiting mechanism is arranged on the screw feeding device for screw processing. The setting of the multi-point limiting mechanism can enable multiple processing screws to be limited in the circular gap between the limiting slot plate and the supporting slot plate, thereby ensuring that the multiple processing screws can rotate and realize feeding and moving operations on the multiple processing screws at the same time. The specific structural setting of the multi-point limiting mechanism is as follows.

[0023] In this technical solution, as shown in the attached Figure 1-5 As shown, a multi-point limit mechanism is installed at the top of the slide bar 3; the multi-point limit mechanism includes a sleeve block 6 fixedly installed at the top of the slide bar 3, the outer wall of the slide bar 3 is slidably connected with a sleeve frame 4, and the inner wall of the sleeve block 6 is fixedly installed with an electric cylinder 5, and the electric cylinder 5 is used to push the sleeve frame 4 to move; both ends of the sleeve frame 4 are fixedly connected to the limit slot plate 7, and each limit slot plate 7 is provided with a support slot plate 8 below, and the two support slot plates 8 are fixedly connected to the support plate 1. The output end of the electric cylinder 5 is fixedly connected to the sleeve frame 4, and the outer wall of the slide bar 3 and the inner wall of the sleeve frame 4 are both set as smooth surfaces. The right side of the limit slot plate 7 and the left side of the support slot plate 8 are in the same vertical plane, and the outer wall of the limit slot plate 7 and the outer wall of the support slot plate 8 are both set as smooth surfaces.

[0024] In this technical solution, as shown in the attached Figure 2-3 As shown, a sleeve slide bar 9 is installed at the rear of the limit slot plate 7, and the two limit slot plates 7 are fixedly connected to the sleeve slide bar 9. The inner wall of the sleeve slide bar 9 is slidably connected with a guide column 10, and a support block 11 is installed at the bottom end of the guide column 10; the guide column 10 and the support plate 1 are fixedly connected to the support block 11, so that the limit slot plate 7 drives the sleeve slide bar 9 to move downward, and the sleeve slide bar 9 slides down along the outer wall of the guide column 10, the support plate 1 supports the support block 11, and the support block 11 supports the guide column 10, and the support frame 12 is supported by the support plate 1, thereby increasing the stability of the support frame 12.

[0025] A plurality of support frames 12 are provided on one side of one of the support slot plates 8, and the plurality of support frames 12 are fixedly connected to the support plate 1, and a rotating motor 13 is fixedly installed on the top of each support frame 12; a locking cylinder 14 is fixedly connected to the output end of the rotating motor 13, and a threaded locking bolt 15 is embedded in the top of the outer wall of the locking cylinder 14, so that the support frame 12 is supported by the support plate 1, and the support frame 12 supports the rotating motor 13, and the rotating motor 13 drives the locking cylinder 14 to rotate, and the locking cylinder 14 carries the locking bolt 15 to rotate, and at the same time, the locking cylinder 14 carries the processing screw to rotate, which greatly increases the stability of the rotation of the locking cylinder 14.

[0026] When the present technology is in use, multiple screw rods are inserted into multiple locking cylinders 14, and the locking bolts 15 are rotated. The locking bolts 15 are inside the locking cylinders 14, and the bottom ends of the locking bolts 15 are squeezed on the screw rods, so that the multiple processed screw rods are synchronously locked. The sleeve frame 4 is pushed down by the electric cylinder 5, and the sleeve frame 4 slides down along the outer wall of the slide bar 3. The support plate 1 supports the support block 2, and the support block 2 supports the slide bar 3, and the sleeve frame 4 drives the two limit slot plates 7 to move down. The limit slot plate 7 moves downward, and the limit slot plate 7 and the support slot plate 8 can realize the limit operation of multiple processed screw rods. Multiple processed screw rods are in the limit slot The limiting operation is performed in the circular gap between the plate 7 and the supporting slot plate 8. At the same time, the limiting slot plate 7 drives the sleeve slide bar 9 to move downward, and the sleeve slide bar 9 slides down along the outer wall of the guide column 10. The support plate 1 supports the support block 11, and the support block 11 supports the guide column 10. The guide column 10 can guide the sleeve slide bar 9 to move downward, and the support frame 12 is supported by the support plate 1, and the support frame 12 supports the rotating motor 13. The rotating motor 13 drives the locking cylinder 14 to rotate, and the locking cylinder 14 carries the locking bolt 15 to rotate. At the same time, the locking cylinder 14 carries the processing screw to rotate, and can realize the rotation operation of multiple processing screws.

[0027] In this technical solution, as shown in the attached Figure 6 As shown, a threaded sleeve 16 is fixedly installed at the bottom end of the support plate 1 and near the middle thereof, and a guide transmission assembly is provided on the inner wall of the threaded sleeve 16; the guide transmission assembly includes a screw 17 threadedly arranged on the inner wall of the threaded sleeve 16, and a sleeve shaft block 18 is rotatably connected to the outer wall of the screw 17 and located at one side of the threaded sleeve 16, and a support base plate 19 is fixedly installed at the bottom end of the sleeve shaft block 18; a drive motor 20 is coaxially connected to one end of the screw 17, and the drive motor 20 is fixedly connected to the support base plate 19; sleeve sliders 21 are provided in front and rear of the threaded sleeve 16, and a sliding rod 22 is slidably connected to the inner wall of each sleeve slider 21, and both sliding rods 22 are fixedly connected to the support base plate 19. The two sleeve sliders 21 are symmetrically arranged about the threaded sleeve 16, and the outer wall of the threaded sleeve 16 is set as a smooth surface.

[0028] When the present technology is in use, the driving motor 20 is supported by the supporting base plate 19, and the driving motor 20 drives the screw 17 to rotate, and the screw 17 rotates inside the sleeve shaft block 18. At the same time, the screw 17 carries the threaded sleeve block 16 to move left under the action of the thread transmission force, and the threaded sleeve block 16 carries the support plate 1 to move left, and the support plate 1 drives the two sleeve sliding blocks 21 to move left, and the sleeve sliding blocks 21 slide to the left along the outer wall of the sliding rod 22. At the same time, the supporting base plate 19 supports the two sliding rods 22 to increase the stability of the two sliding rods 22.

[0029] The contents not described in detail in the specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used. In this technical solution, the electrical control components not mentioned are not shown in the figure because they belong to the prior art and will not be described here.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A screw feeding device for screw processing, comprising a support plate (1), a support block (2) fixedly connected to the front of the support plate (1), a slide bar (3) fixedly mounted on the upper surface of the support block (2), characterized in that: A multi-point limiting mechanism is installed on the top end of the slide rod (3); The multi-point position limiting mechanism comprises a sleeve block (6) fixedly mounted on the top of the slide rod (3); the outer wall of the slide rod (3) is slidably connected to a sleeve frame (4); and the inner wall of the sleeve block (6) is fixedly mounted with an electric cylinder (5); the electric cylinder (5) is used to push the sleeve frame (4) to move; Both ends of the sleeve frame (4) are fixedly connected to the limiting slot plates (7), a supporting slot plate (8) is provided below each limiting slot plate (7), and the two supporting slot plates (8) are fixedly connected to the support plate (1).

2. A screw feeding device for screw processing according to claim 1, characterized in that: The output end of the electric cylinder (5) is fixedly connected to the sleeve frame (4), and the outer wall of the sliding rod (3) and the inner wall of the sleeve frame (4) are both configured as smooth surfaces.

3. A screw feeding device for screw processing according to claim 1, characterized in that: The right side of the limiting slot plate (7) and the left side of the supporting slot plate (8) are located on the same vertical plane, and the outer wall of the limiting slot plate (7) and the outer wall of the supporting slot plate (8) are both configured as smooth surfaces.

4. A screw feeding device for screw processing according to claim 1, characterized in that: A sleeve sliding rod (9) is installed behind the limit slot plate (7), and the two limit slot plates (7) are fixedly connected to the sleeve sliding rod (9). A guide column (10) is slidably connected to the inner wall of the sleeve sliding rod (9), and a support block (11) is installed at the bottom end of the guide column (10); The guide column (10) and the support plate (1) are both fixedly connected to the support block (11).

5. The screw feeding device for screw processing according to claim 1, characterized in that: A plurality of support frames (12) are provided on one side of one of the support slot plates (8), the plurality of support frames (12) are fixedly connected to the support plate (1), and a rotating motor (13) is fixedly mounted on the top of each support frame (12); The output end of the rotating motor (13) is fixedly connected to a locking cylinder (14), and a threaded locking bolt (15) is embedded in the top end of the outer wall of the locking cylinder (14).

6. A screw feeding device for screw processing according to claim 1, characterized in that: A threaded sleeve (16) is fixedly mounted at the bottom end of the support plate (1) and near the middle thereof, and a guide transmission component is provided on the inner wall of the threaded sleeve (16); The guide transmission assembly comprises a screw rod (17) threadedly arranged on the inner wall of a threaded sleeve block (16); a sleeve shaft block (18) is rotatably connected to the outer wall of the screw rod (17) and located at one side of the threaded sleeve block (16); and a supporting base plate (19) is fixedly mounted on the bottom end of the sleeve shaft block (18); One end of the screw rod (17) is coaxially connected to a drive motor (20), and the drive motor (20) is fixedly connected to the support base plate (19); A sleeve sliding block (21) is provided at the front and rear of the threaded sleeve block (16), and a sliding rod (22) is slidably connected to the inner wall of each sleeve sliding block (21), and the two sliding rods (22) are fixedly connected to the supporting bottom plate (19).

7. A screw feeding device for screw processing according to claim 6, characterized in that: The two sleeve sliding blocks (21) are symmetrically arranged with respect to the threaded sleeve block (16), and the outer wall of the threaded sleeve block (16) is configured as a smooth surface.

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