Test bench for glass tube traction

Abstract

The utility model discloses a test bench for glass tube traction, which comprises a traction machine and a glass tube passing through the traction machine, the advancing direction of the glass tube is used as the front end, supporting devices matched with the glass tube are arranged, the supporting devices are arranged along the length direction of the glass tube, and the supporting devices are arranged on a supporting table; the supporting device comprises a guide wheel which is in rolling fit with the glass tube; the front end of the glass tube is provided with a traction resistance generator, and the traction resistance generator is used for simulating the pulling force borne by the glass tube; the traction resistance generator is connected with the front end of the glass tube through the glass tube fixer; the traction resistance generators are arranged on the corresponding supporting tables. On the premise that actual production is not affected, the glass tube movement process in production can be simulated, so that production parameter adjustment is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of glass tube traction, in particular to a test bench for glass tube traction. Background Art

[0002] In the process of glass forming and drawing, parameters such as the rotational speed of the traction wheel, the length of the glass tube track, the traction resistance of the glass tube, and the diameter of the glass tube directly affect the forming quality of the glass tube. In the process of glass tube production, in order to improve the production quality of the glass tube, relevant production parameters need to be adjusted.

[0003] At present, most of the relevant parameters in glass tube production rely on manual experience, resulting in long parameter adjustment time and high waste rate of glass tubes. Therefore, a test bench for glass tube traction is needed to study the force and movement process during glass tube traction. Content of the Utility Model

[0004] The utility model provides a test bench for glass tube traction to study the force and movement process during glass tube traction in order to solve the problems in the prior art.

[0005] To solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A test bench for glass tube traction includes a traction machine and a glass tube passing through the traction machine. Taking the forward direction of the glass tube as the front end, a support device is arranged in cooperation with the glass tube. The support device is arranged along the length direction of the glass tube and is installed on a support platform; the support device includes guide wheels, and the guide wheels are in rolling cooperation with the glass tube.

[0007] A traction resistance generator is arranged at the front end of the glass tube, and the traction resistance generator is used to simulate the pulling force received by the glass tube; the traction resistance generator is connected to the front end of the glass tube through a glass tube fixator; the traction resistance generator is arranged on the corresponding support platform.

[0008] Preferably, support legs are arranged on the lower side of the support platform, and the support legs are support legs with adjustable height.

[0009] Preferably, the support leg includes a fixed leg fixedly connected to the main body of the support platform and a movable leg slidably inserted into the fixed leg. A plurality of adjustment holes are arranged on the movable leg along the height direction, a fixed hole is arranged on the fixed leg, and an adjustment bolt passes through the fixed hole and the corresponding adjustment hole.

[0010] Preferably, the support device includes a height adjustment rod, and the height adjustment rod is of an inverted U-shaped structure, including a horizontal section and two vertical sections;

[0011] The guide wheel is installed on the horizontal section through a bearing, and the lower ends of the two vertical sections are threadedly connected to magnetic legs, and the magnetic legs are adsorbed and connected to the support platform.

[0012] Preferably, the glass tube holder includes a glass tube fastening ring, a traction rod, a support plate, a tension sensor, and a holder traction hook;

[0013] The glass tube fastening ring is fixedly sleeved on the front end of the glass tube. The traction rods are horizontally arranged with the glass tube and are respectively arranged on the left and right sides of the glass tube. The rear end of the traction rod is fixedly connected to the glass tube fastening ring, the front end of the traction rod is fixedly connected to the support plate, a tension sensor is fixedly arranged on the front side of the support plate, a holder traction hook is arranged at the front end of the tension sensor, and the holder traction hook is connected to the traction resistance generator.

[0014] Preferably, the center of the glass tube fastening ring coincides with the center of the glass tube. The glass tube fastening ring includes two semi-cylindrical fastening ring bodies. A fastening ring fixing plate is fixedly arranged at the butt joint of the two fastening ring bodies. A fastening hole is arranged on the fastening ring fixing plate, and a fastening bolt and a matching fastening nut pass through the fastening hole to fixedly sleeve the two fastening ring bodies on the glass tube;

[0015] Outwardly protruding fastening ring stress plates are arranged at the crown positions of the two fastening ring bodies. The rear end of the traction rod passes through the fastening ring stress plate and is locked by a nut; the front end of the traction rod passes through the support plate and is locked by a nut.

[0016] Preferably, a flexible gasket is additionally installed on the inner side of the fastening ring body.

[0017] Preferably, a sensor fastening screw is fixed at the rear end of the tension sensor. The sensor fastening screw passes through the support plate and is locked by a nut.

[0018] Preferably, the traction resistance generator includes a traction rod and a traction shaft sleeve. The traction shaft sleeve is fixed on the support platform. A traction hook is arranged at the rear end of the traction rod. The traction hook is connected to the holder traction hook. A traction rod piston is arranged at the front end of the traction rod. The traction rod piston is located in the traction shaft sleeve and is in sliding and sealing cooperation with it; a sealed space is formed between the traction rod piston and the front end of the traction shaft sleeve;

[0019] A negative pressure suction nozzle is arranged at the front end of the traction shaft sleeve. The negative pressure suction nozzle communicates with the sealed space, and at the same time, the negative pressure suction nozzle is externally connected to a negative pressure air source.

[0020] Preferably, a traction shaft sleeve base is arranged on the lower side of the traction shaft sleeve. A traction resistance generator installation hole is arranged on the support platform. The traction shaft sleeve base is fixed on the support platform at the traction resistance generator installation hole.

[0021] The beneficial effects of the present utility model are as follows:

[0022] 1. Without affecting actual production, the present utility model can be used to simulate the movement process of the glass tube in production to assist in adjusting production parameters.

[0023] 2. In the traction resistance generator of the present utility model, according to the actual production situation, by adjusting the external negative pressure, the pulling force received during the traction of the glass tube can be adjusted in real time.

[0024] 3. In the present utility model, the heights of the supporting device and the supporting platform can both be quickly adjusted to adapt to various working environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is a schematic diagram of the whole of the present utility model;

[0026] Figure 2 is a schematic diagram of the supporting platform;

[0027] Figure 3 is a schematic diagram of the supporting device;

[0028] Figure 4 is a schematic diagram of the glass tube fixator;

[0029] Figure 5 is a schematic diagram of the glass tube fastening ring;

[0030] Figure 6 is a schematic diagram of the pull rod;

[0031] Figure 7 is a schematic diagram of the traction resistance generator;

[0032] Figure 8 is a schematic diagram of the traction rod;

[0033] Figure 9 is a schematic diagram of the traction bushing.

[0034] The drawings are only for illustrative purposes and should not be construed as a limitation of this patent; for better illustration of this embodiment, some components in the drawings may be omitted, enlarged or reduced, and do not represent the dimensions of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0035] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model.

[0036] As Figures 1 to 9 shown, this embodiment provides a test bench for glass tube traction, including a traction machine 4, and a glass tube 2 passing through the traction machine. Taking the forward direction of the glass tube 2 as the front end, a supporting device 3 is provided in cooperation with the glass tube 2. A plurality of supporting devices 3 are arranged along the length direction of the glass tube, and the supporting devices are installed on the supporting platform 1. There are two supporting platforms 1, which are respectively located on the front and rear sides of the traction machine 4.

[0037] At the front end of the glass tube 2, a traction resistance generator 6 is provided, and the traction resistance generator 6 is used to simulate the pulling force on the glass tube; the traction resistance generator 6 is connected to the front end of the glass tube 2 through a glass tube holder; the traction resistance generator 6 is arranged on the corresponding support platform 1.

[0038] In this embodiment, support legs are provided on the lower side of the support platform 1, and the support legs are height-adjustable support legs. The support legs include fixed legs fixedly connected to the main body of the support platform, and movable legs 102 slidably inserted into the fixed legs. A plurality of adjustment holes are provided on the movable legs 102 in the height direction, and fixing holes are provided on the fixed legs. An adjustment bolt passes through the fixing hole and the corresponding adjustment hole. By installing the adjustment bolt in different adjustment holes, the up and down position of the main body of the support platform is adjusted.

[0039] In this embodiment, the support device 3 includes a height adjustment rod 302. The height adjustment rod 302 is of an inverted U-shaped structure and includes a horizontal section and two vertical sections. A guide wheel 303 is installed on the horizontal section through a bearing, and the guide wheel 303 is in rolling cooperation with the glass tube. The guide wheel 303 can be a graphite guide wheel.

[0040] The lower ends of the two vertical sections are threadedly connected to the magnetic legs 301, and the magnetic legs 301 are adsorbed and connected to the support platform 1. By using the threads on the vertical sections of the height adjustment rod 302, the overlapping distance between the height adjustment rod 302 and the magnetic legs 301 can be adjusted, thereby adjusting the up and down position of the guide wheel 303.

[0041] In this embodiment, the glass tube holder 5 includes a glass tube fastening ring 501, a traction rod 504, a support plate 506, a tensile force sensor 507, and a holder traction hook 508.

[0042] The glass tube fastening ring 501 is fixedly sleeved on the front end of the glass tube 2. The traction rod 504 is horizontally arranged with the glass tube 2 and is respectively arranged on the left and right sides of the glass tube. The rear end of the traction rod 504 is fixedly connected to the glass tube fastening ring 504, the front end of the traction rod 504 is fixedly connected to the support plate 506, a tensile force sensor 507 is fixedly arranged on the front side of the support plate 506, and a holder traction hook 508 is arranged at the front end of the tensile force sensor 507. The holder traction hook 508 is connected to the traction resistance generator 6.

[0043] Specifically, the center of the glass tube fastening ring 501 should coincide with the center of the glass tube 2. The glass tube fastening ring 501 includes two semi-cylindrical fastening ring bodies 5012. At the butt joint of the two fastening ring bodies 5012, a fastening ring fixing plate 5011 is fixedly provided. Fastening holes are provided on the fastening ring fixing plate 5011, and a fastening bolt 502 and a matching fastening nut 503 pass through the fastening holes to fixedly sleeve the two fastening ring bodies 5012 on the glass tube 2.

[0044] A flexible gasket is installed inside the two fastening ring bodies 5012 to prevent the glass tube from breaking.

[0045] On the top arc positions of the two fastening ring bodies 5012, there are fastening ring force plates 5013 protruding outward. The rear end of the traction rod 504 passes through the fastening ring force plate 5013 and is locked by a nut; the front end of the traction rod 504 passes through the support plate 506 and is locked by a nut. To facilitate the installation and positioning of the traction rod 504, there are bosses at both ends of the traction rod 504, and the bosses are in limit fit with the support plate 506 and the fastening ring force plate 5013 respectively, which is convenient for the nut to be tightened.

[0046] During specific installation, a sensor fastening screw 505 is fixed to the rear end of the tension sensor 507. The sensor fastening screw 505 passes through the support plate 506 and is locked by a nut.

[0047] In this embodiment, the traction resistance generator 6 includes a traction rod 601 and a traction bushing 602. A traction bushing base 6023 is provided on the lower side of the traction bushing 602. There is a traction resistance generator installation hole 103 on the support table 1, and the traction bushing base 6023 is fixed to the support table 1 at the traction resistance generator installation hole 103.

[0048] A traction hook 6011 is provided at the rear end of the traction rod 601. The traction hook 6011 is connected to the fixator traction hook 508. A traction rod piston 6013 is provided at the front end of the traction rod 304. The traction rod piston 6013 is located inside the traction bushing 602 and is in sliding seal fit with it; a sealed space is formed between the traction rod piston 6013 and the front end of the traction bushing 602.

[0049] A negative pressure suction nozzle 6021 is provided at the front end of the traction bushing 602. The negative pressure suction nozzle 6021 communicates with the sealed space. At the same time, the negative pressure suction nozzle 6021 is externally connected to a negative pressure air source so that the traction rod piston 6013 is subjected to a traction force. At the same time, by adjusting the externally connected negative pressure, the magnitude of the traction force can be adjusted in real time.

[0050] The working principle of the present utility model is as follows:

[0051] First, according to the surface undulation, the height of the support table 1 is adjusted; a plurality of support devices 3 are respectively installed on the support table 1 to support the linear movement of the glass tube 2; the support devices 3 adjust the up and down positions of the guide wheels 303 and the support table 1 through the height adjustment rod 302, so that the support devices 3 on the support table 1 are in the same horizontal position.

[0052] The glass tube fixator 5 is installed on the glass tube, and a tension sensor 507 is installed on the glass tube fixator 5 to display the resistance received by the glass tube. The traction resistance generator 6 is hooked on the tension sensor 507 through the traction hook 6011 and the fixator traction hook 508.

[0053] During the operation process, by adjusting the pressure of the external negative pressure air source, the pulling force received by the piston 6013 of the traction rod is adjusted to simulate the pulling force exerted on the glass tube by the glass solution, etc. during the actual traction process. The pressure of the external negative pressure air source can be adjusted according to the pulling force value displayed by the pulling force sensor 507.

[0054] Without affecting the actual production, the utility model can be used to simulate the movement process of the glass tube during production to assist in adjusting the production parameters.

[0055] The above embodiments are only used to illustrate rather than limit the technical solutions of the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present utility model can still be modified or equivalently replaced, and any modification or partial replacement without departing from the spirit and scope of the present utility model shall be covered by the scope of the claims of the present utility model.

[0056] If terms such as "first" and "second" are used in this article to limit components, those skilled in the art should know that the use of "first" and "second" is only for the convenience of describing the present utility model and simplifying the description. Without additional statements, the above terms have no special meanings.

[0057] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0058] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

Claims

1. A test bench for glass tube traction, comprising a traction machine and a glass tube passing through the traction machine. Taking the forward direction of the glass tube as the front end, it is characterized in that: A support device is provided in cooperation with the glass tube. The support device is arranged along the length direction of the glass tube and is installed on the support platform. The support device includes guide wheels that are in rolling cooperation with the glass tube. A traction resistance generator is provided at the front end of the glass tube. The traction resistance generator is used to simulate the tensile force received by the glass tube. The traction resistance generator is connected to the front end of the glass tube through a glass tube fixator. The traction resistance generator is arranged on the corresponding support platform.

2. The test bench for glass tube traction according to claim 1, characterized in that: Support legs are provided on the lower side of the support platform. The support legs are height-adjustable support legs.

3. The test bench for glass tube traction according to claim 2, characterized in that: The support legs include fixed legs fixedly connected to the main body of the support platform and movable legs slidably inserted into the fixed legs. A plurality of adjustment holes are provided on the movable legs in the height direction, and a fixed hole is provided on the fixed legs. An adjustment bolt passes through the fixed hole and the corresponding adjustment hole.

4. The test bench for glass tube traction according to claim 1, characterized in that: The support device includes a height adjustment rod. The height adjustment rod is of an inverted U-shaped structure and includes a horizontal section and two vertical sections. The guide wheels are installed on the horizontal section through bearings. The lower ends of the two vertical sections are threadedly connected to magnetic legs, and the magnetic legs are adsorbed and connected to the support platform.

5. The test bench for glass tube traction according to claim 1, characterized in that: The glass tube fixator includes a glass tube fastening ring, a traction rod, a support plate, a tension sensor, and a fixator traction hook. The glass tube fastening ring is fixedly clamped around the front end of the glass tube. The traction rod is horizontally arranged with the glass tube and is respectively arranged on the left and right sides of the glass tube. The rear end of the traction rod is fixedly connected to the glass tube fastening ring, and the front end of the traction rod is fixedly connected to the support plate. A tension sensor is fixedly provided on the front side of the support plate, and a fixator traction hook is provided at the front end of the tension sensor. The fixator traction hook is connected to the traction resistance generator.

6. The test bench for glass tube traction according to claim 5, characterized in that: The center of the glass tube fastening ring coincides with the center of the glass tube. The glass tube fastening ring includes two semi-cylindrical fastening ring bodies. A fastening ring fixing plate is fixedly provided at the butt joint of the two fastening ring bodies. Fastening holes are provided on the fastening ring fixing plate, and a fastening bolt and a matching fastening nut pass through the fastening holes to fixedly clamp the two fastening ring bodies around the glass tube. Outwardly protruding fastening ring stress plates are provided at the crown positions of the two fastening ring bodies. The rear end of the traction rod passes through the fastening ring stress plate and is locked by a nut. The front end of the traction rod passes through the support plate and is locked by a nut.

7. The test bench for glass tube traction according to claim 6, characterized in that: A flexible gasket is additionally installed on the inner side of the fastening ring body.

8. The test bench for glass tube traction according to claim 5, characterized in that: A sensor fastening screw is fixed at the rear end of the tension sensor. The sensor fastening screw passes through the support plate and is locked by a nut.

9. The test bench for glass tube traction according to claim 1, characterized in that: The traction resistance generator includes a traction rod and a traction bushing. The traction bushing is fixed on the support platform. A traction hook is provided at the rear end of the traction rod. The traction hook is connected to the fixator traction hook. A traction rod piston is provided at the front end of the traction rod. The traction rod piston is located inside the traction bushing and is in sliding and sealing cooperation with it. A sealed space is formed between the traction rod piston and the front end of the traction bushing. A negative pressure suction nozzle is provided at the front end of the traction bushing. The negative pressure suction nozzle communicates with the sealed space, and at the same time, the negative pressure suction nozzle is externally connected to a negative pressure air source.

10. The test bench for glass tube traction according to claim 9, characterized in that: A traction bushing base is provided on the lower side of the traction bushing. A traction resistance generator installation hole is provided on the support platform. The traction bushing base is fixed on the support platform at the traction resistance generator installation hole.

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