A polyurethane roller coaxiality detection device

Abstract

The invention discloses a polyurethane roller coaxiality detection device, comprising: a first bearing is installed on a groove wheel shaft, the groove wheel shaft comprises: a rod-shaped structure and a wheel disc, a first slide groove is provided on the wheel disc; a plurality of first through holes are provided on a clamp body, a plurality of transverse grooves are provided on the clamp body; a first handle; a plurality of second handles are provided with second through holes; each connecting rod passes through a transverse groove; each first pin passes through one end of a connecting rod, a plurality of first pins are matched with the first slide groove; each swing claw is connected with the other end of a first pin; a shaft sleeve; a fixed seat; a second bearing; and a shaft retaining ring. The invention solves the technical problem that the outer cylindrical surface of the polyurethane layer of the manufactured polyurethane roller and the hole of the wheel core have a certain coaxiality error.

Description

Technical Field

[0001] The invention relates to the field of polyurethane roller detection, and in particular to a polyurethane roller coaxiality detection device. Background Art

[0002] Polyurethane rollers are made by pouring polyurethane raw materials on the outer surface of the wheel core. Due to operational factors and mold factors in the manufacturing process, there will be a certain coaxiality error between the outer surface of the polyurethane layer of the polyurethane roller and the hole of the wheel core. During the working process, the coaxiality error of the polyurethane roller will affect the normal operation of the equipment and produce vibration, especially when used in high-speed occasions. Therefore, it is necessary to perform coaxiality detection on the polyurethane roller. Summary of the invention

[0003] In view of this, an object of the present invention is to provide a polyurethane roller coaxiality detection device.

[0004] In order to achieve the above object, the technical solution adopted by the present invention is:

[0005] A polyurethane roller coaxiality detection device, comprising:

[0006] A sheave shaft and a first bearing, the sheave shaft is provided with the first bearing, the sheave shaft comprises: a rod-shaped structure and a wheel disc, the rod-shaped structure passes through the wheel disc, a first slide groove is provided on the wheel disc, the first bearing is provided on both sides of the wheel disc, and both the first bearings are provided on the sheave shaft;

[0007] A clamp body, wherein the grooved wheel shaft passes through the clamp body, the clamp body covers the wheel disc, the clamp body covers at least a portion of the rod-shaped structure, the two first bearings are both arranged in the clamp body, the two first bearings are respectively arranged at both ends of the clamp body, the clamp body is provided with a plurality of first through holes, and the clamp body is provided with a plurality of transverse grooves;

[0008] a first handle, the first handle being mounted on the upper end of the sheave shaft;

[0009] A plurality of second handles, wherein a second through hole is formed on the plurality of second handles, each of the second through holes is directly opposite to a first through hole, and the plurality of second handles and the clamp body are connected through the first through holes and the second through holes;

[0010] A plurality of connecting rods, each of which passes through one of the transverse grooves, one end of each connecting rod is disposed inside the clamp body, and the other end of each connecting rod is disposed outside the clamp body;

[0011] A plurality of first pins, wherein the plurality of first pins are disposed in the clamp body, each of the first pins penetrates one end of a connecting rod, and the plurality of first pins are matched with the first sliding groove;

[0012] A plurality of swing claws, each of which is connected to one of the first pins;

[0013] A shaft sleeve, the sheave shaft passes through the shaft sleeve, and the upper end of the shaft sleeve abuts against the lower end of the first bearing located below the wheel disc;

[0014] A fixing seat, the sheave shaft passes through the fixing seat, and the fixing seat is arranged below the shaft sleeve;

[0015] Two second bearings, the sheave shaft passes through the two second bearings, the two second bearings are respectively arranged at two ends of the fixing seat, and the lower end of the sleeve abuts against the upper end of the second bearing located at the upper end of the fixing seat;

[0016] Two shaft retaining rings, one shaft retaining ring is installed at the lower end of the groove wheel shaft, and the other shaft retaining ring is installed between the first handle and the first bearing close to the first handle.

[0017] The above-mentioned polyurethane roller coaxiality detection device, wherein each of the connecting rods includes: a first end, a bending portion and a second end, the bending portion connects the first end and the second end, there is a first angle between the first end and the second end, and at least a portion of the first end is arranged in the clamp body.

[0018] The above-mentioned polyurethane roller coaxiality detection device, wherein the first end is horizontally arranged, the second end is vertically arranged, the first pin is vertically arranged, the first pin passes through the first end, and at least a part of the first pin is embedded in the first slide groove.

[0019] The above-mentioned polyurethane roller coaxiality detection device further includes: a second pin, wherein the second pin connects the second end portion and the swing claw.

[0020] The above-mentioned polyurethane roller coaxiality detection device, wherein, further comprises: a third pin, wherein the third pin is vertically arranged, wherein the third pin passes through the connecting rod, and wherein the third pin passes through at least a portion of the clamp body.

[0021] The above-mentioned polyurethane roller coaxiality detection device, wherein the clamp specifically includes: a first annular portion and a first cylindrical portion, the upper end of the first annular portion and the lower end of the first cylindrical portion are connected, the first through hole is opened on the first annular portion, and the transverse groove is opened on the first cylindrical portion.

[0022] The above-mentioned polyurethane roller coaxiality detection device further includes: a screw, wherein the screw connects the second handle and the first annular portion.

[0023] The above-mentioned polyurethane roller coaxiality detection device, wherein the fixed seat includes: a second annular portion and the second cylindrical portion, the upper end of the second cylindrical portion is connected to the lower end of the second annular portion, and the two second bearings are installed in the second cylindrical portion.

[0024] In the above-mentioned polyurethane roller coaxiality detection device, the connecting rods are arranged in a circular array with the grooved wheel shaft as the axis.

[0025] The above-mentioned polyurethane roller coaxiality detection device, wherein the second handles are arranged in a circular array with the grooved wheel shaft as the axis.

[0026] Due to the adoption of the above technology, the present invention has the following positive effects compared with the prior art:

[0027] (1) The present invention solves the technical problem that the outer circumferential surface of the polyurethane layer of the manufactured polyurethane roller and the hole of the wheel core have a certain coaxiality error. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is an exploded schematic diagram of the polyurethane roller coaxiality detection device of the present invention.

[0029] Figure 2 It is a top view schematic diagram of the polyurethane roller coaxiality detection device of the present invention.

[0030] Figure 3 It is a cross-sectional schematic diagram of a polyurethane roller coaxiality detection device of the present invention.

[0031] In the accompanying drawings: 1. first handle; 2. first bearing; 3. swing claw; 4. first pin; 5. second pin; 6. connecting rod; 7. third pin; 8. clamping body; 9. second handle; 10. screw; 11. grooved wheel shaft; 12. bushing; 13. second bearing; 14. fixing seat; 15. shaft retaining ring. DETAILED DESCRIPTION

[0032] The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but they are not intended to limit the present invention. Figure 1 It is an exploded schematic diagram of the polyurethane roller coaxiality detection device of the present invention; Figure 2 It is a top view schematic diagram of the polyurethane roller coaxiality detection device of the present invention; Figure 3 is a cross-sectional schematic diagram of the polyurethane roller coaxiality detection device of the present invention, see Figures 1 to 3 As shown, a polyurethane roller coaxiality detection device according to a preferred embodiment is shown, comprising:

[0033] The sheave shaft 11 and the first bearing 2 are installed on the sheave shaft 11. The sheave shaft 11 includes a rod-shaped structure and a wheel disc. The rod-shaped structure passes through the wheel disc. The wheel disc is provided with a first slide groove. The first bearing 2 is arranged on both sides of the wheel disc. Both first bearings 2 are installed on the sheave shaft 11.

[0034] A clamp body 8, a grooved wheel shaft 11 passes through the clamp body 8, the clamp body 8 covers the wheel disc, the clamp body 8 covers at least a portion of the rod-shaped structure, two first bearings 2 are arranged in the clamp body 8, the two first bearings 2 are respectively arranged at both ends of the clamp body 8, a plurality of first through holes are opened on the clamp body 8, and a plurality of transverse grooves are opened on the clamp body 8;

[0035] A first handle 1, which is mounted on the upper end of the grooved wheel shaft 11;

[0036] A plurality of second handles 9, wherein a second through hole is formed on the plurality of second handles 9, each second through hole is directly opposite to a first through hole, and the plurality of second handles 9 and the clamp body 8 are connected via the first through hole and the second through hole;

[0037] A plurality of connecting rods 6, each connecting rod 6 passes through a transverse groove, one end of the connecting rod 6 is arranged inside the clamp body 8, and the other end of the connecting rod 6 is arranged outside the clamp body 8;

[0038] A plurality of first pins 4, wherein the plurality of first pins 4 are all disposed in the clamp body 8, each first pin 4 penetrates one end of a connecting rod 6, and the plurality of first pins 4 are all matched with the first sliding groove;

[0039] A plurality of swing claws 3, each swing claw 3 is connected to a first pin 4;

[0040] A shaft sleeve 12, through which the sheave shaft 11 passes, and an upper end of the shaft sleeve 12 abuts against a lower end of a first bearing 2 located below the wheel disc;

[0041] A fixed seat 14, through which the sheave shaft 11 passes, and the fixed seat 14 is arranged below the shaft sleeve 12;

[0042] Two second bearings 13, the sheave shaft 11 passes through the two second bearings 13, the two second bearings 13 are respectively arranged at both ends of the fixed seat 14, and the lower end of the sleeve 12 abuts against the upper end of the second bearing 13 located at the upper end of the fixed seat 14;

[0043] Two shafts use retaining rings 15 , one shaft uses retaining ring 15 to be installed at the lower end of the groove wheel shaft 11 , and the other shaft uses retaining ring 15 to be installed between the first handle 1 and the first bearing 2 close to the first handle 1 .

[0044] In a preferred embodiment, each connecting rod 6 includes: a first end, a bending portion and a second end, the bending portion connects the first end and the second end, there is a first angle between the first end and the second end, and at least a portion of the first end is disposed in the clamp body 8.

[0045] In a preferred embodiment, the first end is horizontally arranged, the second end is vertically arranged, the first pin 4 is vertically arranged, the first pin 4 passes through the first end, and at least a portion of the first pin 4 is embedded in the first slide groove.

[0046] In a preferred embodiment, the first end of the connecting rod 6 is in a "U" shape, the first end clamps the wheel disc, and the first pin 4 passes through the first end and the first slide groove portion of the wheel disc.

[0047] In a preferred embodiment, it further comprises: a second pin 5 , which connects the second end portion and the swing claw 3 .

[0048] The above are only preferred embodiments of the present invention, and are not intended to limit the implementation and protection scope of the present invention.

[0049] The present invention also has the following implementation modes based on the above:

[0050] In a further embodiment of the present invention, it further comprises: a third pin 7 , which is vertically arranged, passes through the connecting rod 6 , and passes through at least a portion of the clamp body 8 .

[0051] In a further embodiment of the present invention, the clamp body 8 includes: a first annular portion and a first cylindrical portion, the upper end of the first annular portion is connected to the lower end of the first cylindrical portion, the first through hole is opened on the first annular portion, and the transverse groove is opened on the first cylindrical portion.

[0052] In a further embodiment of the present invention, it further comprises: a screw 10, wherein the screw 10 connects the second handle 9 and the first annular portion.

[0053] In a further embodiment of the present invention, the fixing seat 14 includes: a second annular portion and a second cylindrical portion, the upper end of the second cylindrical portion is connected to the lower end of the second annular portion, and the two second bearings 13 are both installed in the second cylindrical portion.

[0054] In a further embodiment of the present invention, the connecting rods 6 are arranged in a circular array with the grooved wheel shaft 11 as the axis.

[0055] In a further embodiment of the present invention, the second handles 9 are arranged in a circular array with the grooved wheel shaft 11 as the axis.

[0056] In a preferred embodiment, the first handle 1 is rotated clockwise to drive the grooved wheel shaft 11 to rotate clockwise, and the groove on the wheel disc in the middle of the grooved wheel shaft 11 pushes the connecting rod 6 to swing, driving the swing claw 3 to clamp the body 8 along the radial direction of the clamp body 8, and the swing claw 3 expands the inner hole of the polyurethane wheel core.

[0057] In a preferred embodiment, a magnetic base equipped with a dial indicator is adsorbed on a workbench, the measuring rod of the dial indicator is pressed against the surface of the polyurethane wheel, and the second handle 9 is rotated to drive the clamp body 8 to rotate one circle, and the coaxiality deviation value can be read from the dial indicator.

[0058] In a preferred embodiment, the first handle 1 is rotated counterclockwise and removed to remove the polyurethane wheel.

[0059] In a preferred embodiment, the first handle 1 is rotated clockwise to an extreme position, and the swing claw 3 can clamp a maximum aperture.

[0060] The above are only preferred embodiments of the present invention, and are not intended to limit the implementation methods and protection scope of the present invention. Those skilled in the art should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A polyurethane roller coaxiality detection device, characterized in that: include: A sheave shaft and a first bearing, the sheave shaft is provided with the first bearing, the sheave shaft comprises: a rod-shaped structure and a wheel disc, the rod-shaped structure passes through the wheel disc, a first slide groove is provided on the wheel disc, the first bearing is provided on both sides of the wheel disc, and both the first bearings are provided on the sheave shaft; A clamp body, wherein the grooved wheel shaft passes through the clamp body, the clamp body covers the wheel disc, the clamp body covers at least a portion of the rod-shaped structure, the two first bearings are both arranged in the clamp body, the two first bearings are respectively arranged at both ends of the clamp body, the clamp body is provided with a plurality of first through holes, and the clamp body is provided with a plurality of transverse grooves; a first handle, the first handle being mounted on the upper end of the sheave shaft; A plurality of second handles, wherein a second through hole is formed on the plurality of second handles, each of the second through holes is directly opposite to a first through hole, and the plurality of second handles and the clamp body are connected through the first through holes and the second through holes; A plurality of connecting rods, each of which passes through one of the transverse grooves, one end of each connecting rod is disposed inside the clamp body, and the other end of each connecting rod is disposed outside the clamp body; A plurality of first pins, wherein the plurality of first pins are disposed in the clamp body, each of the first pins penetrates one end of a connecting rod, and the plurality of first pins are matched with the first sliding groove; A plurality of swing claws, each of which is connected to one of the first pins; A shaft sleeve, the sheave shaft passes through the shaft sleeve, and the upper end of the shaft sleeve abuts against the lower end of the first bearing located below the wheel disc; A fixing seat, the sheave shaft passes through the fixing seat, and the fixing seat is arranged below the shaft sleeve; Two second bearings, the sheave shaft passes through the two second bearings, the two second bearings are respectively arranged at two ends of the fixing seat, and the lower end of the sleeve abuts against the upper end of the second bearing located at the upper end of the fixing seat; Two shaft retaining rings, one shaft retaining ring is installed at the lower end of the groove wheel shaft, and the other shaft retaining ring is installed between the first handle and the first bearing close to the first handle.

2. The polyurethane roller coaxiality detection device according to claim 1, characterized in that: Each of the connecting rods includes: a first end, a bending portion and a second end, the bending portion connects the first end and the second end, a first angle is formed between the first end and the second end, and at least a portion of the first end is disposed in the clamp body.

3. The polyurethane roller coaxiality detection device according to claim 2, characterized in that: The first end is arranged horizontally, the second end is arranged vertically, the first pin is arranged vertically, the first pin passes through the first end, and at least a part of the first pin is embedded in the first sliding groove.

4. The polyurethane roller coaxiality detection device according to claim 3, characterized in that: Also includes: A second pin is provided, wherein the second pin connects the second end portion and the swing claw.

5. The polyurethane roller coaxiality detection device according to claim 1, characterized in that: Also includes: A third pin is vertically arranged, passes through the connecting rod, and passes through at least a portion of the clamp body.

6. The polyurethane roller coaxiality detection device according to claim 1, characterized in that: The clamp specifically includes: a first annular portion and a first cylindrical portion, the upper end of the first annular portion is connected to the lower end of the first cylindrical portion, the first through hole is formed on the first annular portion, and the transverse groove is formed on the first cylindrical portion.

7. The polyurethane roller coaxiality detection device according to claim 6, characterized in that: Also includes: A screw connects the second handle and the first annular portion.

8. The polyurethane roller coaxiality detection device according to claim 1, characterized in that: The fixing seat comprises: a second annular portion and a second cylindrical portion, the upper end of the second cylindrical portion is connected to the lower end of the second annular portion, and the two second bearings are both installed in the second cylindrical portion.

9. The polyurethane roller coaxiality detection device according to claim 1, characterized in that: The connecting rods are arranged in a circular array with the grooved wheel shaft as the axis.

10. The polyurethane roller coaxiality detection device according to claim 1, characterized in that: The second handles are arranged in a circular array with the grooved wheel shaft as an axis.

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