Straight conductive godet wheel assembly
By designing a straight-in conductive wire guide wheel assembly, the rotational speed and axial offset of the wire guide wheel can be monitored in real time, solving the problem of the inability to adjust in time in the existing technology, improving the working accuracy and stability of the piercing machine, and reducing production costs.
Patent Information
- Application Number
- CN202423295518.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2034-12-30
AI Technical Summary
The existing wire guide wheel assembly cannot monitor its working status in real time, such as rotational speed and axial offset, resulting in untimely adjustment of the working status of the piercing machine.
A straight-in conductive wire guide wheel assembly was designed, comprising a wire guide wheel, a guide wheel seat, a rotating connection mechanism, and a detection limit ring. The wire guide wheel speed and axial offset are detected in real time through a detection notch, and the status is monitored by forming a circuit with the detection component and carbon brush.
It enables precise monitoring of the working status of the guide wheel, provides timely adjustment basis, improves the working accuracy and stability of the piercing machine, and reduces production costs.
Smart Images
Figure CN223946979U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the field of machining equipment, in particular to a straight -in type conductive guide wire wheel subassembly. BACKGROUND
[0002] The numerical control perforating machine generally includes base, mobile platform, electrode wire expanding mechanism installed in the head, the expanding mechanism generally has weight assembly or guide wire wheel subassembly, the guide wire wheel subassembly has important influence on the perforating precision of the perforating machine, therefore, the detection of the working state of the guide wire wheel subassembly is particularly important, the existing guide wire wheel subassembly cannot detect the working state in the work, such as: the rotating speed of guide wire wheel and its axial direction deviation amplitude in the work, which leads to the inability to make timely adjustment to the working state of the perforating machine, such as the inability to send instructions to remind the operator to adjust in time when the deviation is too large. SUMMARY
[0003] The utility model discloses a kind of straight -in type conductive guide wire wheel subassembly capable of real-time monitoring guide wire wheel subassembly working state.
[0004] To achieve the above object, the technical scheme adopted by the utility model is as follows: a kind of straight -in type conductive guide wire wheel subassembly, it includes:
[0005] Guide wire wheel, it includes wheel body, wheel shaft formed on the rear end surface of the wheel body and coaxially arranged with the wheel body, the circumferential surface of the wheel body is equipped with guide wire groove;
[0006] Guide wheel seat, it is sleeved on the wheel shaft outside for installing the guide wire wheel;
[0007] Rotary connection mechanism, it is connected between the guide wire wheel and the guide wheel seat and makes both rotary connection;
[0008] The circumferential surface of the front end of the guide wheel seat is provided with the first detection gap penetrating through its circumferential surface, and the guide wire wheel further includes a detection limit ring for being detected by the detection component outside the first detection gap, so that the detection component knows the state of the guide wire wheel, and the detection limit ring is arranged on the rear end surface of the wheel body and located on the outer circumferential surface of the wheel shaft. The detection component can detect the position speed and other information of the detection limit ring through the first detection gap.
[0009] In another embodiment, the detection range of the first detection gap covers the rear end surface of the detection limit ring. The axial deviation amplitude of the guide wire wheel can be detected, and the marks with marking effect, such as protrusions, provided on the detection limit ring can detect the rotating speed of the guide wire wheel.
[0010] In another embodiment, the guide wheel base comprises an outer sleeve, an insulating sleeve fixedly arranged in the outer sleeve and capable of insulation, and an inner sleeve fixedly arranged in the insulating sleeve, and the rotating connection mechanism is arranged in the inner sleeve.
[0011] In another embodiment, the front end of the insulating sleeve is provided with an outwardly extending flared ring abutting against the front end surface of the outer sleeve.
[0012] In another embodiment, the first detection gap is formed in the flared ring, and the straight guide wire wheel assembly comprises a protective sleeve arranged on the flared ring and having a rear end surface abutting against the front end surface of the outer sleeve, and the protective sleeve is provided with a second detection gap at a position corresponding to the first detection gap in the radial direction. The detection component can detect the position and speed of the limiting ring through the first and second detection gaps.
[0013] In another embodiment, the rotating connection mechanism comprises a plurality of bearings arranged on the wheel shaft and installed in the guide wheel base, and at least one spacer ring group separating the bearings into two groups.
[0014] In another embodiment, the spacer ring group comprises an inner spacer ring having end surfaces abutting against the inner rings of two adjacent bearings, and an outer spacer ring arranged on the inner spacer ring and having end surfaces abutting against the outer rings of the two adjacent bearings. The spacer ring group not only reduces the use amount of bearings and production cost, but also provides better support for the inner sleeve and better limiting for the wheel shaft. Preferably, the front side of the spacer ring group has two deep groove ball bearings, and the rear side of the spacer ring group has one deep groove ball bearing.
[0015] In another embodiment, the rotating connection mechanism comprises an electricity connection sleeve fixed to the rear end of the wheel shaft, an insulating nut sleeve arranged on the rear end of the inner sleeve and surrounding the outer periphery of the electricity connection sleeve, a carbon brush arranged in the insulating nut sleeve and having a front end surface abutting against the rear end surface of the electricity connection sleeve, and the rear end surface of the electricity connection sleeve and the front end surface of the carbon brush are smooth contact surfaces. The carbon brush is a copper graphite carbon brush.
[0016] In another embodiment, the insulating nut sleeve is provided with an inner lining tube, the inner lining tube is formed with a rectangular mounting hole extending in the axial direction of the insulating nut sleeve, and the front end of the carbon brush has a cross section in the shape of a rectangle matching the mounting hole. The inner lining tube limits the rotational freedom of the carbon brush.
[0017] In another embodiment, the inner side wall of the insulating nut sleeve is formed with a first protrusion extending radially inwardly, the front end of the inner liner tube extends outwardly beyond the front end of the insulating nut sleeve and forms a second protrusion extending radially outwardly, the rear end surface of the second protrusion abuts against the front end surface of the first protrusion, the rear end of the inner liner tube extends outwardly beyond the rear end of the insulating nut sleeve, the rotating connection mechanism comprises an electricity inlet nut threadedly connected with the rear end of the inner liner tube, and when the electricity inlet nut is screwed with the inner liner tube, the rear end of the carbon brush is pressed and pushed towards the electricity contact sleeve. The rear end of the carbon brush is provided with a U-shaped pressing plate, and the inner side wall of the inner liner tube is provided with wedge-shaped surfaces matched with the pressing plate, when the pressing plate is located between the wedge-shaped surfaces of the inner side wall of the inner liner tube, the pressing plate has a tendency to be bounced outwardly radially towards the insulating nut sleeve, so that the carbon brush always has a tendency to move forwardly, so that the carbon brush always abuts against the electricity contact sleeve, and the carbon brush, the electricity contact sleeve, the axle and the wire guide wheel can form a loop.
[0018] Due to the above technical scheme, compared with the prior art, the utility model has the following advantages: the detection part can detect the position, speed and other information of the detection limiting ring through the first detection gap; the axial deviation amplitude of the wire guide wheel can be detected; the speed of the wire guide wheel can be detected through the marking provided with the marking effect such as the protrusion on the detection limiting ring, so as to provide accurate basis for adjusting the working state of the wire guide wheel assembly. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is a front view of the utility model;
[0020] Figure 2 It is an A-A sectional view of Figure 1
[0021] Figure 3 It is an exploded view of the utility model. DETAILED DESCRIPTION
[0022] The utility model will be further described in connection with the embodiments shown in the drawings.
[0023] As Figures 1-3 shown, the straight type conductive wire guide wheel assembly comprises a wire guide wheel 3, a guide wheel seat 2, a rotating connection mechanism 1 and a protective sleeve 4.
[0024] Specifically,
[0025] The guide pulley 3 comprises a pulley body 31, a pulley shaft 32 coaxially arranged on the rear end surface of the pulley body 31, and a guide groove 33 arranged on the circumferential surface of the pulley body 31; the front end portion of the guide pulley base 2 is provided with a first detection gap 21 penetrating the circumferential surface thereof, and the guide pulley 3 further comprises a detection limiting ring 30 for being detected by the detection component outside the first detection gap 21 so that the detection component can know the state of the guide pulley 3, and the detection limiting ring 30 is arranged on the rear end surface of the pulley body 31 and located on the outer periphery of the pulley shaft 32. The detection range of the first detection gap 21 covers the rear end surface of the detection limiting ring 30. The axial deviation amplitude of the guide pulley 3 can be detected, and the rotation speed of the guide pulley 3 can be detected by providing a mark such as a protrusion on the detection limiting ring 30. The guide pulley base 2 is sleeved on the outer periphery of the pulley shaft 32 for mounting the guide pulley 3; the guide pulley base 2 comprises an outer sleeve 22, an insulating sleeve 23 fixedly sleeved in the outer sleeve 22 and capable of being insulated, and an inner sleeve 24 fixedly sleeved in the insulating sleeve 23, and the rotation connecting mechanism 1 is sleeved in the inner sleeve 24. The front end portion of the insulating sleeve 23 is provided with an outwardly extending flared ring 25 abutting against the front end surface of the outer sleeve 22. The first detection gap 21 is formed on the flared ring 25, and the straight guide conductive pulley assembly comprises a protective sleeve 4 sleeved on the flared ring 25 and having a rear end surface abutting against the front end surface of the outer sleeve 22, and the protective sleeve 4 is provided with a second detection gap 41 penetrating the corresponding position of the first detection gap 21 in the radial direction.
[0026] The rotation connecting mechanism 1 is connected between the guide pulley 3 and the guide pulley base 2 to rotationally connect the two; the rotation connecting mechanism 1 comprises a plurality of bearings 11 sleeved on the pulley shaft 32 and mounted in the guide pulley base 2, and at least one spacer ring set for dividing the bearings 11 into two groups. The spacer ring set comprises an inner spacer ring 12 having end surfaces abutting against the inner rings of two adjacent bearings 11, and an outer spacer ring 13 annularly arranged on the inner spacer ring 12 and having end surfaces abutting against the outer rings of two adjacent bearings 11.
[0027] The rotating connecting mechanism 1 further comprises an electricity receiving sleeve 14 fixed to the rear end of the wheel shaft 32, an insulating nut sleeve 15 fixed to the rear end of the inner sleeve 24 and annularly arranged outside the electricity receiving sleeve 14, and a carbon brush 16 arranged in the insulating nut sleeve 15 and with the front end surface abutting against the rear end surface of the electricity receiving sleeve 14, wherein the rear end surface of the electricity receiving sleeve 14 and the front end surface of the carbon brush 16 are smooth contact surfaces. The carbon brush 16 is a copper graphite carbon brush. The insulating nut sleeve 15 is internally provided with an inner liner tube 17, the inner liner tube 17 is formed with a rectangular mounting hole 18 extending along the axial direction of the insulating nut sleeve 15, and the cross section of the front end of the carbon brush 16 is rectangular and matched with the mounting hole 18. The inner liner tube 17 limits the rotation freedom of the carbon brush 16. The inner wall of the insulating nut sleeve 15 is formed with a first boss 19 extending radially inward, the front end of the inner liner tube 17 extends outward from the front end of the insulating nut sleeve 15 and forms a second boss 110 extending radially outward, the rear end surface of the second boss 110 abuts against the front end surface of the first boss 19, and the rear end of the inner liner tube 17 extends outward from the rear end of the insulating nut sleeve 15. The rotating connecting mechanism 1 comprises an electricity inlet nut 111 threadedly connected with the rear end of the inner liner tube 17, and when the electricity inlet nut 111 is screwed with the inner liner tube 17, the rear end of the carbon brush 16 is pressed and pushed towards the electricity receiving sleeve 14. The rear end of the carbon brush 16 is provided with a U-shaped pressing plate 112, and the inner wall of the inner liner tube 17 is provided with a wedge surface matched with the pressing plate 112.
[0028] The principle of the utility model is as follows: the detection component can detect the position, rotation speed and other information of the detection limiting ring 30 through the first detection gap 21 and the second detection gap 41; the axial deviation amplitude of the wire guide wheel 3 can be detected, the marks provided with the marking effect, such as the protrusions arranged on the detection limiting ring 30, can detect the rotation speed of the wire guide wheel 3, thereby providing accurate basis for adjusting the working state of the wire guide wheel assembly; the spacer group not only reduces the use amount of the bearing 11 and the production cost, but also provides better support for the inner sleeve 24 and better limiting for the wheel shaft 32. Preferably, the front side of the spacer group is provided with two deep groove ball bearings 11, and the rear side of the spacer group is provided with one deep groove ball bearing 11; this arrangement can better balance the radial force of the front side of the front bearing 11 and the rear side of the rear bearing 11, so that the wire guide wheel 3 rotates more stably; when the pressing plate 112 is located between the wedge surfaces of the inner wall of the inner liner tube 17, the pressing plate 112 has a tendency to be bounced outward along the radial direction of the insulating nut sleeve 15, so that the carbon brush 16 always has a tendency to move forward, so that the carbon brush 16 always abuts against the electricity receiving sleeve 14, and the carbon brush 16, the electricity receiving sleeve 14, the wheel shaft 32 and the wire guide wheel 3 can form a loop.
[0029] The above examples are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.
Claims
1. A straight-through conductive guide spool assembly, comprising: a guide spool comprising a spool body, a shaft formed on a rear end face of the spool body and coaxially arranged with the spool body, and a guide groove provided on a peripheral surface of the spool body; a guide spool seat sleeved on the shaft for mounting the guide spool; a rotary connection mechanism connected between the guide spool and the guide spool seat for rotary connection therebetween; characterized in that a first detection gap penetrating through the peripheral surface of the guide spool seat is formed on a peripheral surface of a front end portion of the guide spool seat, the guide spool further comprises a detection limit ring for being detected by a detection component outside the first detection gap so that the detection component knows the state of the guide spool, and the detection limit ring is arranged on the rear end face of the spool body and located on the outer periphery of the shaft.
2. The straight-line conductive traveler assembly of claim 1, wherein: The detection range of the first detection gap covers the rear end face of the detection limit ring.
3. The straight-line conductive traveler assembly of claim 1, wherein: The guide spool seat comprises an outer sleeve, an insulating sleeve fixedly sleeved in the outer sleeve and capable of being insulated, and an inner sleeve fixedly sleeved in the insulating sleeve, and the rotary connection mechanism is sleeved in the inner sleeve.
4. The straight-line conductive traveler assembly of claim 3, wherein: An outwardly extending flared ring is arranged on the front end portion of the insulating sleeve and abuts against the front end face of the outer sleeve.
5. The straight-line conductive traveler assembly of claim 4, wherein: The first detection gap is formed on the flared ring, and the straight-through conductive guide spool assembly comprises a protective sleeve sleeved on the flared ring and having a rear end face abutting against the front end face of the outer sleeve, and a second detection gap penetrating through the protective sleeve is arranged at a position corresponding to the first detection gap in the radial direction.
6. The straight-line conductive traveler assembly of claim 1, wherein: The rotary connection mechanism comprises a plurality of bearings sleeved on the shaft and mounted in the guide spool seat, and at least one spacer ring group dividing the bearings into two groups.
7. The straight-line conductive traveler assembly of claim 6, wherein: The spacer ring group comprises an inner spacer ring abutting against the inner rings of the two bearings adjacent to the spacer ring group, and an outer spacer ring annularly arranged on the inner spacer ring and abutting against the outer rings of the two bearings adjacent to the spacer ring group.
8. The straight-line conductive traveler assembly of claim 1, wherein: The rotary connection mechanism comprises an electricity receiving sleeve fixed to the rear end portion of the shaft, an insulating nut sleeve annularly arranged on the outer periphery of the electricity receiving sleeve and fixed to the rear end portion of the inner sleeve, and a carbon brush sleeved in the insulating nut sleeve and having a front end face abutting against the rear end face of the electricity receiving sleeve, wherein the rear end face of the electricity receiving sleeve and the front end face of the carbon brush are smooth contact surfaces.
9. The straight-line conductive traveler assembly of claim 8, wherein: An inner liner tube is arranged in the insulating nut sleeve, and the inner liner tube is formed with a rectangular mounting hole extending in the axial direction of the insulating nut sleeve, and the front end portion of the carbon brush has a rectangular cross section matching the mounting hole.
10. The straight-in conductive traveler assembly of claim 9, wherein: A first protrusion extending radially inwardly is formed on the inner wall of the insulating nut sleeve, the front end portion of the inner liner tube extends outwardly beyond the front end portion of the insulating nut sleeve and forms a second protrusion, the rear end face of the second protrusion abuts against the front end face of the first protrusion, and the rear end portion of the inner liner tube extends outwardly beyond the rear end portion of the insulating nut sleeve, the rotary connection mechanism comprises an electricity inlet nut threadedly connected to the rear end portion of the inner liner tube, and when the electricity inlet nut is screwed with the inner liner tube, the rear end portion of the carbon brush is pressed and pushed towards the electricity receiving sleeve.