Pipe clamping device for PVC pipe production

Abstract

The utility model belongs to the technical field of pipe production, and particularly relates to a PVC pipe production pipe clamping device which comprises a base. Sliding seats are slidably mounted at the two ends of the base, supports are fixedly mounted on the upper portions of the sliding seats, sliding holes are formed in the tops of the supports, mounting seats are slidably mounted in the two ends of the sliding holes, two through holes are formed in one sides of the lower ends of the mounting seats in parallel, sliding rods are slidably mounted in the through holes, and clamping plates are fixedly mounted at the opposite ends of the sliding rods. Arc-shaped grooves are formed in the inner sides of the clamping plates correspondingly, roller plates are fixedly installed on the two sides of the upper portion of the base correspondingly, a plurality of conveying rollers are arranged between the roller plates in parallel, the two ends of each conveying roller are rotationally installed on the roller plates through bearings correspondingly, and a first motor is fixedly installed on the outer side of one end of each roller plate. The front end of a rotating shaft of the first motor is fixedly connected with one end of a conveying roller; and the produced PVC pipes are fed through rotation of the conveying rollers, so that the operation time is shortened, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe production, in particular to a pipe clamping device for producing PVC pipes. Background Art

[0002] PVC pipe is a plastic pipe material widely used in construction, industry, agriculture and household fields. It is mainly composed of polyvinyl chloride, and other ingredients may be added to enhance its heat resistance, toughness and ductility. The tightening device is to provide a stable clamping force during the pipe production process to ensure that the pipe is not easy to shake or move during processing, cutting or transportation.

[0003] The pipe clamping device usually consists of a fixed part and a movable part. The fixed part is usually connected to the machine or work platform to provide a stable reference for the clamping operation. The movable part is moved relative to the fixed part through a mechanical mechanism.

[0004] The existing pipe clamping device lacks a conveying mechanism, so a non-automatic method is required to transport the pipe, which will greatly increase the operation time and reduce production efficiency; therefore, a PVC pipe production pipe clamping device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, the existing pipe clamping device lacks a conveying mechanism, which requires a non-automatic method to transport the pipe, which will greatly increase the operation time and reduce production efficiency. The utility model proposes a PVC pipe production pipe clamping device.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: a PVC pipe production pipe clamping device described in the utility model comprises a base; sliding seats are slidably installed at both ends of the base, a bracket is fixedly installed on the upper part of the sliding seat, a sliding block is fixedly installed on the bottom of the sliding seat, a threaded hole is opened on one side of the sliding block, a sliding hole is opened on the top of the bracket, and mounting seats are slidably installed in both ends of the sliding hole, a threaded hole is opened on one side of the upper end of the mounting seat, two through holes are opened in parallel on one side of the lower end of the mounting seat, a sliding rod is slidably installed in the through hole, a clamping plate is fixedly installed on the opposite end of the sliding rod, an arc groove is opened on the inner side of the clamping plate, roller plates are fixedly installed on both sides of the upper part of the base, a plurality of conveying rollers are arranged in parallel between the roller plates, both ends of the conveying rollers are rotatably installed on the roller plates through bearings, a first motor is fixedly installed on the outer side of one end of the roller plate, and the front end of the rotating shaft of the first motor is fixedly connected to one end of the conveying roller, and the produced PVC pipe is fed by the rotation of the conveying roller, which reduces the operation time and improves the production efficiency.

[0007] Preferably, the same end of the conveying rollers passes through the roller plate, and the front ends are fixedly mounted with rotating wheels, the rotating wheels rotate in coordination with belts, and the transmission rollers are driven to rotate by the belts to feed the pipes.

[0008] Preferably, a bidirectional screw is provided on the top of the bracket, and both ends of the bidirectional screw are rotatably mounted on the top of the bracket through bearings. The mounting seat is slidably mounted on both ends of the bidirectional screw. A second motor is fixedly mounted on one side of the top of the bracket, and the front end of the rotating shaft of the second motor is fixedly connected to one end of the bidirectional screw. The bidirectional screw is driven to rotate by the second motor, thereby driving the clamp to clamp the two ends of pipes of different diameters.

[0009] Preferably, brackets are provided at both ends of the upper part of the base, and a through hole is opened on the upper part of the base below one end of the bracket, and a limit rod is slidably installed in the through hole. The upper end of the limit rod is fixedly connected to one end of the bottom of the bracket, and a cylinder is fixedly installed on the other side of the bottom of the base, and the front end of the cylinder piston rod is fixedly connected to the other end of the bottom of the bracket. The bracket is pushed by the cylinder to lift the pipe for clamping.

[0010] Preferably, two springs are arranged in parallel between the clamping plate and the mounting seat, and the springs are slidably mounted on the slide rod, so that the clamping plate is prevented from exerting excessive clamping pressure on the pipe and causing damage to the pipe through spring buffering.

[0011] Preferably, a third motor is fixedly installed at one end of the bottom of the base, a bidirectional screw is arranged under the base, both ends of the bidirectional screw are rotatably installed on the bottom of the base through bearings, the slider is slidably installed at both ends of the bidirectional screw, the rotating shaft of the third motor is fixedly connected to one end of the bidirectional screw, and the distance between the two clamping devices is adjusted by rotating the bidirectional screw to clamp pipes of different lengths.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model places the pipe to be processed on the conveying roller between the two roller plates when using the clamping device, starts the first motor to drive the conveying roller to rotate, and the conveying roller starts to feed the pipe through the rotating wheel and the belt, so that the pipe moves to the middle above the base, starts the third motor to drive the bidirectional screw to rotate, the bidirectional screw drives the slider to move, the slider drives the bracket to move through the slide seat, so that the bracket moves to above both ends of the pipe, starts the cylinder, the cylinder piston rod and the limit rod push the bracket to rise, the bracket lifts the pipe and moves it to the middle of the two clamping plates, starts the second motor to drive the bidirectional screw to rotate, drives the mounting seat to move relatively, so that the clamping plate clamps both ends of the pipe, and at the same time the clamping plate pushes the slide bar to slide in the mounting seat, and at the same time compresses the spring, the spring deformation buffers the clamping pressure, and the structural design of clamping the pipe above the base for processing realizes the function of automatic feeding, solves the problem that the existing pipe clamping device lacks a conveying mechanism, and needs a non-automatic method to transport the pipe, which will greatly increase the operation time and reduce the production efficiency, thereby improving the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a schematic diagram of the structure of one end of the clamping device viewed from above;

[0016] Figure 2 It is a schematic diagram of the structure of the other end of the clamping device viewed from above;

[0017] Figure 3 It is a schematic diagram of the protective structure of the clamping device;

[0018] Figure 4 It is a schematic diagram of the lifting device structure;

[0019] Figure 5 It is a schematic diagram of the cross-sectional structure of the clamping device.

[0020] In the figure: 1. base; 2. roller plate; 3. conveying roller; 4. first motor; 5. rotating wheel; 6. belt; 7. slide seat; 8. bracket; 9. bidirectional screw; 10. mounting seat; 11. second motor; 12. clamping plate; 13. slide rod; 14. spring; 15. bracket; 16. limit rod; 17. cylinder; 18. bidirectional screw; 19. slider; 20. third motor. 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] See also Figure 1-5 As shown, a PVC pipe production pipe clamping device includes a base 1; a slide seat 7 is slidably installed at both ends of the base 1, a bracket 8 is fixedly installed on the upper part of the slide seat 7, a slider 19 is fixedly installed at the bottom of the slide seat 7, a threaded hole is opened on one side of the slider 19, a sliding hole is opened on the top of the bracket 8, and a mounting seat 10 is slidably installed in both ends of the sliding hole, a threaded hole is opened on one side of the upper end of the mounting seat 10, and two through holes are opened in parallel on one side of the lower end of the mounting seat 10, and a slide rod is slidably installed in the through hole 13, the sliding rod 13 is fixedly installed with a clamping plate 12 at one opposite end, and an arc groove is opened on the inner side of the clamping plate 12, and roller plates 2 are fixedly installed on both sides of the upper part of the base 1, and a plurality of conveying rollers 3 are arranged in parallel between the roller plates 2, and both ends of the conveying rollers 3 are rotatably installed on the roller plates 2 through bearings, and a first motor 4 is fixedly installed on the outer side of one end of the roller plate 2, and the front end of the rotating shaft of the first motor 4 is fixedly connected with one end of the conveying roller 3; when working, the existing pipe clamping device lacks a conveying mechanism, and a non-automatic method is required to transport the pipe, which will greatly increase the operation time and reduce the production efficiency. When using the clamping device, the pipe to be processed is placed on the conveying roller 3 between the two roller plates 2, and the first motor 4 is started to drive the conveying roller 3 to rotate. The conveying roller 3 starts to feed the pipe through the rotating wheel 5 and the belt 6, so that the pipe moves to the middle above the base 1, and the third motor 20 is started to drive the bidirectional screw 18 to rotate, and the bidirectional screw 18 drives the slider 19 to move, and the slider 19 drives the bracket 8 to move through the slide seat 7. , so that the bracket 8 moves to the top of the two ends of the pipe, and the cylinder 17 is started. The piston rod of the cylinder 17 and the limit rod 16 push the bracket 15 to rise. The bracket 15 lifts the pipe and moves it to the middle of the two clamps 12. The second motor 11 is started to drive the bidirectional screw 9 to rotate, and the mounting seat 10 is driven to move relatively, so that the clamps 12 clamp the two ends of the pipe. At the same time, the clamps 12 push the slide rod 13 to slide in the mounting seat 10, and at the same time compress the spring 14. The spring 14 deforms to buffer the clamping pressure, and the pipe is clamped above the base 1 for processing.

[0023] The same end of the conveying rollers 3 passes through the roller plate 2, and the front end is fixedly installed with a rotating wheel 5, and the rotating wheels 5 rotate in coordination with each other through belts 6; when working, when the clamping device is used, the first motor 4 is started to drive the conveying roller 3 to rotate, and the conveying roller 3 drives the rotating wheel 5 to rotate, and the rotating wheel 5 drives all the conveying rollers 3 to rotate through the belt 6 to feed the pipe.

[0024] A bidirectional screw 9 is provided on the top of the bracket 8, and both ends of the bidirectional screw 9 are rotatably mounted on the top of the bracket 8 through bearings. The mounting seat 10 is slidably mounted on both ends of the bidirectional screw 9. A second motor 11 is fixedly mounted on one side of the top of the bracket 8, and the front end of the rotating shaft of the second motor 11 is fixedly connected to one end of the bidirectional screw 9; during operation, when the clamping device is used, the pipe is lifted to the upper end of the inside of the bracket 8, and the second motor 11 is started to drive the bidirectional screw 9 to rotate, and the bidirectional screw 9 drives the mounting seat 10 to move relatively, and the mounting seat 10 drives the clamping plate 12 to move relatively to clamp pipes of different diameters.

[0025] Both ends of the upper part of the base 1 are provided with a bracket 15, and a through hole is opened on the upper part of the base 1 below one end of the bracket 15, and a limit rod 16 is slidably installed in the through hole, and the upper end of the limit rod 16 is fixedly connected to one end of the bottom of the bracket 15, and a cylinder 17 is fixedly installed on the other side of the bottom of the base 1, and the front end of the piston rod of the cylinder 17 is fixedly connected to the other end of the bottom of the bracket 15; during operation, when the clamping device is used, the conveying roller 3 transports the pipe to the central position above the base 1, and the cylinder 17 is started. The cylinder 17 pushes the bracket 15 to lift both ends of the pipe, and at the same time, the limit rod 16 slides in the through hole on the base 1, and the bracket 15 lifts the pipe to the middle of the two clamping plates 12 at the upper end of the bracket 8.

[0026] Two springs 14 are arranged in parallel between the clamping plate 12 and the mounting seat 10, and the springs 14 are slidably mounted on the slide rod 13; during operation, when the clamping device is used, the clamping plate 12 clamps the two ends of the pipe, and at the same time, under the action of pressure, the clamping plate 12 pushes the slide rod 13 to slide in the mounting seat 10, and at the same time compresses the spring 14. The deformation of the spring 14 generates a reaction force to buffer the impact force of the clamping plate 12 when clamping the pipe, thereby preventing damage to the pipe.

[0027] A third motor 20 is fixedly installed at one end of the bottom of the base 1, and a bidirectional lead screw 18 is arranged below the base 1. Both ends of the bidirectional lead screw 18 are rotatably installed at the bottom of the base 1 through bearings, and the slider 19 is slidably installed at both ends of the bidirectional lead screw 18. The rotating shaft of the third motor 20 is fixedly connected to one end of the bidirectional lead screw 18; during operation, when the clamping device is used, the pipe is moved to the center above the base 1 through the conveying roller 3, and the third motor 20 is started to drive the bidirectional lead screw 18 to rotate, and the bidirectional lead screw 18 drives the slider 19 to move. The slider 19 drives the bracket 8 to move above the two ends of the pipe through the slide seat 7 to clamp pipes of different lengths.

[0028] Working principle: when using the clamping device, the pipe to be processed is placed on the conveying roller 3 between the two roller plates 2, the first motor 4 is started to drive the conveying roller 3 to rotate, and the conveying roller 3 starts to feed the pipe through the rotating wheel 5 and the belt 6, so that the pipe moves to the middle above the base 1, and the third motor 20 is started to drive the bidirectional screw 18 to rotate, and the bidirectional screw 18 drives the slider 19 to move, and the slider 19 drives the bracket 8 to move through the slide seat 7, so that the bracket 8 moves to the top of the two ends of the pipe, and the cylinder 17 is started, and the piston rod of the cylinder 17 and the limit rod 16 push the bracket 15 to rise, and the bracket 15 will The pipe is lifted and moved to the middle of the two clamps 12. The second motor 11 is started to drive the bidirectional screw 9 to rotate, and the mounting seat 10 is driven to move relatively, so that the clamps 12 clamp the two ends of the pipe. At the same time, the clamps 12 push the slide bar 13 to slide in the mounting seat 10, and at the same time compress the spring 14. The spring 14 deforms and buffers the clamping pressure, and the pipe is clamped above the base 1 for processing. After the processing is completed, the support seat 15 is lifted by the cylinder 17 to support the bottom of the pipe, and then the second motor 11 is reversed to release the clamping state of the two ends of the pipe. The cylinder 17 pulls the support seat 15 down, and the pipe is placed on the upper part of the conveying roller 3 for unloading.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A PVC pipe production pipe clamping device, characterized in that: The invention comprises a base (1); a slide seat (7) is slidably mounted on both ends of the base (1); a bracket (8) is fixedly mounted on the upper part of the slide seat (7); a slider (19) is fixedly mounted on the bottom of the slide seat (7); a threaded hole is formed on one side of the slider (19); a sliding hole is formed on the top of the bracket (8); mounting seats (10) are slidably mounted in both ends of the sliding hole; a threaded hole is formed on one side of the upper end of the mounting seat (10); two through holes are formed in parallel on one side of the lower end of the mounting seat (10); a slider is slidably mounted in the through holes. A rod (13) is provided, and a clamping plate (12) is fixedly installed at one opposite end of the sliding rod (13), and an arc groove is opened on the inner side of the clamping plate (12). Roller plates (2) are fixedly installed on both sides of the upper part of the base (1), and a plurality of conveying rollers (3) are arranged in parallel between the roller plates (2). Both ends of the conveying rollers (3) are rotatably installed on the roller plates (2) through bearings. A first motor (4) is fixedly installed on the outer side of one end of the roller plate (2), and the front end of the rotating shaft of the first motor (4) is fixedly connected to one end of the conveying roller (3).

2. A PVC pipe production pipe clamping device according to claim 1, characterized in that: The same end of the conveying roller (3) passes through the roller plate (2), and the front end is fixedly mounted with a rotating wheel (5), and the rotating wheels (5) rotate in coordination with each other via a belt (6).

3. A PVC pipe production pipe clamping device according to claim 1, characterized in that: A bidirectional screw (9) is arranged on the top of the bracket (8), and both ends of the bidirectional screw (9) are rotatably mounted on the top of the bracket (8) through bearings. The mounting seat (10) is slidably mounted on both ends of the bidirectional screw (9). A second motor (11) is fixedly mounted on one side of the top of the bracket (8), and the front end of the rotating shaft of the second motor (11) is fixedly connected to one end of the bidirectional screw (9).

4. A PVC pipe production pipe clamping device according to claim 1, characterized in that: Support seats (15) are arranged at both ends of the upper part of the base (1); a through hole is opened on the upper part of the base (1) below one end of the support seat (15); a limit rod (16) is slidably installed in the through hole; the upper end of the limit rod (16) is fixedly connected to one end of the bottom of the support seat (15); a cylinder (17) is fixedly installed on the other side of the bottom of the base (1); and the front end of the piston rod of the cylinder (17) is fixedly connected to the other end of the bottom of the support seat (15).

5. A PVC pipe production pipe clamping device according to claim 1, characterized in that: Two springs (14) are arranged in parallel between the clamping plate (12) and the mounting seat (10), and the springs (14) are slidably mounted on the sliding rod (13).

6. A PVC pipe production pipe clamping device according to claim 1, characterized in that: A third motor (20) is fixedly mounted at one end of the bottom of the base (1); a bidirectional lead screw (18) is arranged below the base (1); both ends of the bidirectional lead screw (18) are rotatably mounted at the bottom of the base (1) via bearings; the slider (19) is slidably mounted at both ends of the bidirectional lead screw (18); and the rotating shaft of the third motor (20) is fixedly connected to one end of the bidirectional lead screw (18).

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