Rotary positioning clamp for polytetrafluoroethylene pipeline

Abstract

The utility model discloses a polytetrafluoroethylene pipeline rotary positioning clamp which comprises a base, a first supporting plate, a second supporting plate and a third supporting plate are sequentially arranged on the upper surface of the base, a rotating mechanism is arranged between the first supporting plate and the second supporting plate, an auxiliary mechanism is arranged on the third supporting plate, and the first supporting plate and the second supporting plate are arranged on the base. And rotation and lifting of the polytetrafluoroethylene pipeline are achieved through the rotating mechanism and the auxiliary mechanism. Along with pushing of the polytetrafluoroethylene pipeline, a first rotating wheel, a second rotating wheel and an auxiliary wheel can be driven to rotate through rotation of a first rotating shaft and a second rotating shaft, so that the polytetrafluoroethylene pipeline is driven to rotate, and after inspection is finished, a limiting bolt penetrates through a through hole and is inserted into an insertion hole to fix the first rotating shaft; and the first rotating wheel and the second rotating wheel stop rotating, so that the worker does not need to spend more strength, and the labor cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a polytetrafluoroethylene pipeline rotation positioning fixture. BACKGROUND

[0002] Polytetrafluoroethylene is a kind of high molecular polymer prepared by polymerization of tetrafluoroethylene as monomer, and its chemical formula is (C2F4) n It can be used for a long time at-180~260 DEG C. This material has the characteristics of resisting acid, alkali and various organic solvents, and is almost insoluble in all solvents. At the same time, polytetrafluoroethylene has the characteristics of high temperature resistance, and its friction coefficient is extremely low.

[0003] At present, the surface of polytetrafluoroethylene pipe needs to be checked after production to ensure that the pipe surface has no serious cracks, but during the inspection process, the staff needs to manually rotate the polytetrafluoroethylene pipe, which reduces the work efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of polytetrafluoroethylene pipeline rotation positioning fixture to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of polytetrafluoroethylene pipeline rotation positioning fixture, including base, the upper surface of the base is sequentially provided with first support plate, second support plate and third support plate, rotation mechanism is provided between the first support plate and second support plate, auxiliary mechanism is provided on the third support plate, rotation of polytetrafluoroethylene pipeline and lifting are realized by rotation mechanism and auxiliary mechanism.

[0006] Preferably, the first support plate and the second support plate are spaced apart by a cavity, the first rotating wheel and the second rotating wheel are arranged in the cavity, and a gap is reserved between the first rotating wheel and the second rotating wheel.

[0007] Preferably, the first rotating wheel is inserted with a first rotating shaft, one end of the first rotating shaft penetrates through the first support plate and extends to the outside of the first support plate.

[0008] Preferably, the surface of the first rotating shaft at one end outside the first support plate is provided with a bushing, and the outside of the first rotating shaft is sleeved with a shell, and the shell is provided with a through hole matched with the bushing.

[0009] Preferably, the second rotating wheel is inserted with a second rotating shaft, and the second rotating shaft is inserted into the first support plate and the second support plate at both ends.

[0010] Preferably, the auxiliary mechanism comprises two third rotating shafts inserted into the third support plate, the third rotating shafts extend towards the second support plate, and auxiliary wheels are arranged on the third rotating shafts.

[0011] Preferably, the upper surface of the base is further provided with two handles.

[0012] The technical effects and advantages of the utility model are as follows: the polytetrafluoroethylene pipeline rotary positioning clamp is placed on the work site by pulling the handle, one end of the polytetrafluoroethylene pipeline to be inspected is placed between the first rotary wheel and the second rotary wheel, the other end is placed between the two auxiliary wheels, grooves for supporting and positioning the polytetrafluoroethylene pipeline are formed between the first rotary wheel and the second rotary wheel and between the two auxiliary wheels, the first rotary wheel and the second rotary wheel and the auxiliary wheels are driven to rotate by the rotation of the first rotating shaft and the second rotating shaft when the polytetrafluoroethylene pipeline is pushed, thereby driving the rotation of the polytetrafluoroethylene pipeline, and when the inspection is completed, the limiting bolt is inserted into the insertion hole through the through hole, the first rotating shaft is fixed, and the first rotary wheel and the second rotary wheel stop rotating, so that the workers do not need to spend more effort and labor cost is saved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the utility model as a whole;

[0014] Figure 2 It is a structural schematic view of the auxiliary wheel of the utility model;

[0015] Figure 3 It is a structural schematic view of the limiting bolt of the utility model;

[0016] Figure 4 It is a structural schematic view of the insertion hole of the utility model.

[0017] In the figure: 1, base; 2, first support plate; 3, second support plate; 4, third support plate; 5, first rotary wheel; 6, second rotary wheel; 7, first rotating shaft; 8, insertion hole; 9, shell; 10, limiting bolt; 11, second rotating shaft; 12, third rotating shaft; 13, auxiliary wheel; 14, handle. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model.

[0019] In order to improve the overall work efficiency, reference is made to Figure 1 , Figure 2 and Figure 3As shown, including base 1, the upper surface of the base 1 is provided with a first support plate 2, second support plate 3 and third support plate 4, the first support plate 2 and second support plate 3 between the rotation mechanism is provided with, the third support plate 4 is provided with auxiliary mechanism, through the rotation mechanism and auxiliary mechanism to realize the rotation of the polytetrafluoroethylene pipeline and lift, by pulling the handle 14 will be placed in the work site base 1, and the end of the polytetrafluoroethylene pipe to be checked is placed between the first rotating wheel 5 and the second rotating wheel 6, the other end is placed between the two auxiliary wheel 13, the first rotating wheel 5 and the second rotating wheel 6 and two auxiliary wheel 13 between the groove is formed for supporting and positioning the polytetrafluoroethylene pipe, with the polytetrafluoroethylene pipe is pushed, through the first rotating shaft 7 and the second rotating shaft 11 rotation, can drive the first rotating wheel 5 and the second rotating wheel 6 and auxiliary wheel 13 rotation, thereby driving the rotation of the polytetrafluoroethylene pipe, without staff to spend more effort, saving labor costs, and when the inspection is completed, the use of limiting bolt 10 through the hole, and plug in the jack 8, the first rotating shaft is fixed, the first rotating wheel 5 and the second rotating wheel 6 stop rotating, improve the overall work efficiency.

[0020] In order to facilitate the inspection of polytetrafluoroethylene pipeline, with reference to Figure 1 、 Figure 2 、 Figure 3 and Figure 4As shown, the first support plate 2 and the second support plate 3 are spaced apart, and the first rotating wheel 5 and the second rotating wheel 6 are arranged in the cavity, and the first rotating wheel 5 and the second rotating wheel 6 are spaced apart, and when the first rotating wheel 5 and the second rotating wheel 6 rotate, they will not collide, and can simultaneously drive the rotation of the polytetrafluoroethylene pipeline. The first rotating wheel 5 is inserted with the first rotating shaft 7, one end of the first rotating shaft 7 penetrates the first support plate 2 and extends to the outside of the first support plate 2, and the first rotating shaft 7 and the second rotating shaft 11 rotate to drive the first rotating wheel 5 and the second rotating wheel 6 to rotate. The surface of the first rotating shaft 7 at one end outside the first support plate 2 is provided with a insertion hole 8, and the first rotating shaft 7 is sleeved with a shell 9 outside, the shell 9 is provided with a through hole matched with the insertion hole 8, the limiting bolt 10 is inserted into the shell 9 through the through hole, and then inserted into the insertion hole 8, so that the first rotating shaft 7 is limited and cannot rotate, and then the first rotating wheel 5 is fixed, and the rotation of the polytetrafluoroethylene pipeline is stopped. The second rotating wheel 6 is inserted with the second rotating shaft 11, and the second rotating shaft 11 is inserted into the first support plate 2 and the second support plate 3 at both ends, when the first rotating wheel 5 rotates, the friction between the first rotating wheel 5 and the polytetrafluoroethylene pipeline drives the polytetrafluoroethylene pipeline to rotate, and the friction between the polytetrafluoroethylene pipeline and the second rotating wheel 6 drives the second rotating wheel 6 to rotate under the rotation of the second rotating shaft 11. The auxiliary mechanism includes two third rotating shafts 12 inserted into the third support plate 4, the third rotating shaft 12 extends towards the second support plate 3, and the third rotating shaft 12 is provided with an auxiliary wheel 13, which rotates to drive the auxiliary wheel 13 to rotate, on one hand, the auxiliary wheel 13 can support the polytetrafluoroethylene pipeline, and on the other hand, it can cooperate with the rotation of the polytetrafluoroethylene pipeline to facilitate the observation of the surface thereof. The upper surface of the base 1 is also provided with two handles 14, which are pulled to facilitate the movement of the whole device.

[0021] In use, first pull the handle 14 to place the base 1 on the work site, and place one end of the polytetrafluoroethylene pipeline to be inspected between the first rotating wheel 5 and the second rotating wheel 6, and the other end between the two auxiliary wheels 13, and form a groove between the first rotating wheel 5 and the second rotating wheel 6 and between the two auxiliary wheels 13 for supporting and positioning the polytetrafluoroethylene pipeline, and with the pushing of the polytetrafluoroethylene pipeline, the first rotating wheel 5 and the second rotating wheel 6 and the auxiliary wheel 13 can be driven to rotate by the rotation of the first rotating shaft 7 and the second rotating shaft 11, thereby driving the rotation of the polytetrafluoroethylene pipeline, and when the inspection is completed, the limiting bolt 10 is inserted into the insertion hole 8 through the through hole to fix the first rotating shaft, so that the first rotating wheel 5 and the second rotating wheel 6 stop rotating.

[0022] It should be noted that the above only the preferred embodiments of the present application, and is not intended to limit the present application.

Claims

1. A polytetrafluoroethylene (PTFE) pipe rotary positioning clamp, characterized in that, Includes a base (1), on the upper surface of which a first support plate (2), a second support plate (3) and a third support plate (4) are arranged in sequence. A rotating mechanism is arranged between the first support plate (2) and the second support plate (3), and an auxiliary mechanism is arranged on the third support plate (4). The rotation and lifting of the polytetrafluoroethylene pipe are realized through the rotating mechanism and the auxiliary mechanism.

2. The polytetrafluoroethylene pipe rotary positioning clamp according to claim 1, characterized in that: A cavity is provided between the first support plate (2) and the second support plate (3), and a first rotating wheel (5) and a second rotating wheel (6) are provided in the cavity, with a gap reserved between the first rotating wheel (5) and the second rotating wheel (6).

3. The polytetrafluoroethylene pipe rotary positioning clamp according to claim 2, characterized in that: The first rotating wheel (5) has a first rotating shaft (7) inserted inside it. One end of the first rotating shaft (7) passes through the first support plate (2) and extends to the outside of the first support plate (2).

4. The polytetrafluoroethylene pipe rotary positioning clamp according to claim 3, characterized in that: The first rotating shaft (7) has an insertion hole (8) on the surface of the outer end of the first support plate (2), and a housing (9) is sleeved on the outer side of the first rotating shaft (7). The outer side of the housing (9) has a through hole that matches the insertion hole (8).

5. The polytetrafluoroethylene pipe rotary positioning clamp according to claim 4, characterized in that: The second rotating wheel (6) has a second rotating shaft (11) inserted inside it. The two ends of the second rotating shaft (11) are respectively inserted into the first support plate (2) and the second support plate (3).

6. The polytetrafluoroethylene pipe rotary positioning clamp according to claim 1, characterized in that: The auxiliary mechanism includes two third rotating shafts (12) inserted into the third support plate (4), the third rotating shafts (12) extending toward the second support plate (3), and the third rotating shafts (12) are provided with auxiliary wheels (13).

7. The polytetrafluoroethylene pipe rotary positioning clamp according to claim 1, characterized in that: Two handles (14) are also provided on the upper surface of the base (1).

Images