JP6685259B2 - Rolling control equipment for rolling machines - Google Patents

Description

  The present invention relates to a rolling compaction management device for a compacting machine, and more particularly to a technique for managing the number of rolling compactions of a road surface using GNSS.

BACKGROUND ART Compaction machines are widely used for compacting unpaved roads and embankments, and the compaction degree is made uniform by controlling the compaction points and compaction times in the compaction target range.
As described above, the Global Navigation Satellite System (hereinafter, abbreviated as “GNSS”) is used as a means for managing the compaction location and the number of compaction times, and the traveling history of the compaction machine is mapped to determine the compaction location and The number of rolling compactions is recorded.

  On the other hand, in the method of detecting the degree of compaction of an unpaved road surface by detecting the vibration acceleration of a vibration medium such as a compaction roller, a technology was developed to share an evaluation device that detects the vibration acceleration among multiple compaction machines. (Patent Document 1).

JP, 2016-121478, A

  However, since the rolling compaction management device used to utilize the GNSS as described above requires highly accurate position information management, complicated equipment is used. In addition, since the receiver is expensive in particular, there is a problem in that the cost of the compaction machine becomes very high if the compaction management device is installed.

  Further, the technique disclosed in Patent Document 1 is a technique that is possible because the evaluation device is small, and it is a large-scale technique in which an antenna, a large power supply device, and the like are mounted as in a rolling compaction management device that uses GNSS. There is a problem that it cannot be diverted to the device.

  The present invention has been made in view of the above problems, and an object thereof is to make it possible to replace a receiver in a compaction management device with a plurality of compacting machines by a simple operation. It is to provide a rolling compaction management device for a pressure machine.

In order to achieve the above-mentioned object, a rolling compaction management device for a compacting machine of the present invention is mounted on a compacting machine, receives an antenna for receiving a positional information signal, and inputs the positional information signal received by the antenna. A receiver that outputs information, a power supply device that supplies electric power to the receiver, an arithmetic processing unit that is attached to the compaction machine and arithmetically processes the position information output from the receiver, and the compaction unit. A display unit mounted on a machine for displaying the calculation processing result of the calculation processing unit as rolling control information, a case mounted on the rolling machine, and a support detachably housed in the case. The receiver and the power supply device are detachably attached to the support together with the support.

  As a result, by mounting the antenna, the arithmetic processing unit, the display unit and the case on the compaction machine, and by mounting the receiver and the power supply device on the support that can be attached to and removed from the case, the receiver and the power supply device are supported from the case The receiver and power supply unit can be easily removed from the body, that is, from the compaction machine, and the receiver can be easily replaced with another compaction machine that has the same antenna and case as the compaction machine. It is said that

  In another aspect, the case is formed of a polyhedron whose one side surface is open to form an opening surface, and the support is configured to be detachable so as to slide on the bottom surface of the case via the opening surface. It is preferable that a guide portion is provided on a bottom surface or an inner surface of the side walls on both sides of the opening surface of the case, and a guided portion guided by the guide portion is provided on the support body.

  As a result, when the support body is stored in the case, the guide portion provided on the inner wall of the case guides the guided portion provided on the support body so that the support body is guided and stored in the case without being displaced. It is possible to

  As another aspect, the support body integrally includes a lid member that closes the opening surface, and packing provided on a peripheral edge of the opening surface of the case or an outer peripheral edge of the lid member corresponding to the peripheral edge of the opening surface. It is preferable to have a fixing member that fixes the support member to the case while pressing the lid member toward the peripheral edge of the opening surface so as to crush the packing.

  With this, the support is fixed to the case by the fixing member while pressing the packing provided at the peripheral edge of the opening surface of the case or the position corresponding to the opening surface of the case of the lid member toward the peripheral edge of the opening surface while crushing. At the same time that the support is fixed to the case, the packing can be pressed and crushed to fill the gap between the opening of the case and the support.

  As another aspect, it is preferable that the case is provided with a support member that extends upward and supports the arithmetic processing unit and the display unit.

  Accordingly, the support member is provided on the case, and the information from the receiver is calculated and displayed by the arithmetic processing unit and the display unit provided on the upper end of the support member, so that the case is removed from the rolling machine and the It is possible to mount the supporting member together with the case when mounting it on the rolling machine.

  In another aspect, at least the antenna and the arithmetic processing unit are electrically connected to each other, and a connector member facing the inside of the case is electrically connected to at least the receiver. A connector member provided so as to face the connector member, and the connector member and the connector member are electrically connected when the support is housed in the case. Is preferred.

  As a result, the connector member provided on the case and the member to be connector provided on the support body are brought into a connected state when the support body is housed in the case, so that the support body is housed in the case at the same time. The connector member and the member to be connector can be brought into an electrically connected state.

  According to the rolling compaction management device for a compacting machine of the present invention, an antenna, an arithmetic processing unit, a display unit and a case are attached to the compacting machine, and a receiver and a power supply device are attached to a support detachable from the casing. By doing so, the receiver and the power supply device can be easily removed from the case together with the support, that is, the receiver and the power supply device can be easily removed from the compaction machine. The receiver can be easily replaced with a pressure machine.

  As a result, the receiver in the compaction management device can be replaced with a plurality of compaction machines by a simple operation.

1 is a perspective view of a compact vibrating roller equipped with a rolling compaction management device for a compacting machine according to the present invention. It is a perspective view of a management box. It is sectional drawing of the II cross section in FIG. It is a detailed view of a catch. It is a block diagram which shows the electrical connection state of a female connector and a male connector.

An embodiment of the present invention will be described below with reference to the drawings.
Referring to FIG. 1, there is shown a perspective view of a small vibrating roller (rolling machine) 1 equipped with a rolling compaction management device 16 for a compacting machine according to the present invention.
The small-sized vibrating roller 1 is configured by arranging a front wheel roller 3 and a rear wheel roller 5 having a metal outer peripheral surface on a vehicle body 7.

That is, the small vibration roller 1 is a compaction machine that flattens the unpaved road surface by the front wheel roller 3 and the rear wheel roller 5 while applying vibration. The basic structure of the small vibrating roller 1 is well known and will not be described here.
The vehicle body 7 is provided with a cockpit 8, and is provided with an operation unit 10, a step 12, a seat 14, and a rolling compaction management device 16.

The operation unit 10 is disposed in the center when viewed in the front-rear direction and the left-right direction of the vehicle body 7, and the operation unit 10 includes various operation switches, a steering wheel 18, and the like. The seat 14 is disposed above when viewed in the gravity direction of the rear wheel roller 5, and is a seat on which the operator sits. Step 12 is a portion where the operator puts his / her foot on the pilot's seat 8 and is arranged on the left and right sides of the vehicle body 7.
That is, the operator uses step 12 to get on the cockpit 8, sit on the seat 14, and operate the operation unit 10 to operate the small vibration roller 1.

  The rolling compaction management device 16 is a device that is configured by a management box 30, a personal computer (arithmetic processing unit) 33, and an antenna 34 and that displays information such as the number of rolling compactions using a so-called GNSS to the operator. The management box 30 is disposed on, for example, the step 12 on the left side of the vehicle body 7 or the floor 13, and processes the position information based on the radio wave received by the antenna 34. A lower end of a pillar (support member) 32a extending upward is attached to a rear surface 42c on the rear side of the management box 30 when viewed in the front-rear direction of the vehicle body 7. A pedestal (supporting member) 32 for placing, for example, a notebook personal computer (hereinafter, referred to as a PC) 33 is provided on the upper end of the support column 32a.

The PC 33 has a liquid crystal panel 33a, and it is possible to display a calculation result of position information in the PC 33 on the liquid crystal panel (display unit) 33a.
The antenna 34 is disposed above the rear wheel roller 5 and is disposed on the upper end of an antenna pillar 34a extending upward from the left side of the vehicle body 7 and receives radio waves emitted from a plurality of artificial satellites (for example, four or more). can do. Note that the antenna 34 may be provided on the roof, for example, when the roof is above the vehicle body 7.

  In this way, the compaction management device 16 is mounted on the small vibration roller 1, and in the management box 30 of the compaction management device 16, the position coordinate of the antenna 34, that is, the position of the small vibration roller 1 is based on the radio wave received by the antenna 34. The coordinates are calculated, the locus of the small vibration roller 1 is calculated based on the position coordinates that change with time on the PC 33 placed on the pedestal 32, and the number of times of rolling pressure at each place of the pavement construction road surface is calculated, and the liquid crystal panel 33a is calculated. It is possible to display the calculation result (rolling pressure management information).

  Referring to FIG. 2, an exploded perspective view of the management box 30 is shown. Further, referring to FIG. 3, a cross-sectional view of the I-I cross section in FIG. 2 is shown. Hereinafter, the management box 30 will be described in detail with reference to FIGS. 2 and 3.

The management box 30 is composed of a management unit 40 and a case 42, and the management unit 40 can be attached to and detached from the case 42.
Specifically, the case 42 is a box made of a rectangular parallelepiped (polyhedral) sheet metal having an opening 44 that is opened only on one surface on the left side of the vehicle body 7 (hereinafter, referred to as an opening surface for convenience of description), and has a bottom wall 42a. Is screwed to the step 12 by a bolt 43, for example. A pair of side walls 42b sandwiching the opening 44 of the case 42 and inner surfaces of the upper surface 42d on the upper side of the case 42 when viewed in the vehicle vertical direction extend in the vicinity of the opening 44 along the inner edge of the opening 44. The frame member 46 is continuously provided. The inner frame member 46 is made of a sheet metal member, and in particular, a lower end portion near the bottom wall 42a forms a guide portion 46a that bulges toward the inside of the case 42. A female connector (connector member) 48 is provided below the rear surface 42c facing the opening surface, and can be connected to a male connector 60 described later. Further, hooks 49d, which are a part of a catch (fixing member) 49 described later, are provided on the outer surface sides of the pair of side walls 42b, respectively, which are located at the periphery of the opening 44.

  The management unit 40 includes a GNSS receiver (receiver) 50, a power supply device 52, a support body 53, and a male connector (member to be connector) 60. The support body 53 includes a column member 54, a base member 56, and a lid member 58. The base member 56 is located in the lower portion when viewed in the vertical direction, slides on the inner surface (bottom surface) of the bottom wall 42a when the management unit 40 is stored in the case 42, and the sliding direction (hereinafter, The sheet metal member is provided with a pair of sliding portions (guided portions) 56a extending in the sliding direction. More specifically, the pair of sliding portions 56a are configured to slide between the bolt 43 and the guide portion 46a of the inner frame member 46 when the management unit 40 is stored in the case 42. The column member 54 is a plate-shaped member that extends in the upper direction and the sliding direction from the base member 56 at a substantially center of the base member 56. The lid member 58 is a sheet metal member having an outer edge having the same shape as the opening 44, and is joined to the column member 54 and the base member 56 so as to be perpendicular to the sliding direction. A packing 58 a is provided on the outer peripheral edge of the lid member 58. The packing 58a is a flexible member made of rubber, for example. Then, on the outer surface side of the lid member 58, catches 49 are provided on both sides, respectively.

  Referring to FIG. 4, a detailed view of catch 49 is shown. The catch 49 includes a shaft 49a, a pressing portion 49b, a fastening portion 49c, and the hook 49d. The shaft 49a is provided on the lid member 58, and the pushing portion 49b is rotatably connected around the shaft 49a and fastened. The portion 49c is connected to the pressing portion 49b at a position different from the shaft 49a, and the fastening portion 49c is hooked on the hook 49d and the pressing portion 49b is tilted toward the lid member 58 so that the lid member 58 can be fixed while being pressed against the case 42. It is configured.

  In this manner, when the lid member 58 is pressed against the case 42 by the catch 49, the lid member 58 closes the opening 44 while crushing the packing 58a provided on the outer edge with the inner frame member 46. As a result, at least the upper part of the case 42 is sealed by the lid member 58, and this sealed state is maintained unless the pressing portion 49b of the catch 49 is opened.

  The GNSS receiver 50 is a device to which a radio wave which is a position information signal received from the antenna 34 is input, converted into position information and output to the PC 33 described later, and is attached to the pillar member 54. The power supply device 52 is a secondary battery that supplies electric power required to operate the compaction management device 16 including the GNSS receiver 50. A male connector 60 is provided at the lower end portion of the back surface 42 c facing the opening surface of the base member 56, and can be connected to the female connector 48.

As a result, the management unit 40 provided with the GNSS receiver 50 that performs calculation and control based on the information from the GNSS of the management box 30 is housed in the case 42, but at this time, the sliding portion 56a has the bolt 43. It is possible to prevent the sliding from being displaced by sliding between the inner frame member 46 and the guide portion 46a of the inner frame member 46, and the lid member 58 is positioned to block the opening 44 of the case 42 by the sliding. It is possible to fix the lid member 58 to the case 42 while pressing the packing 58a against the inner frame member 46 by the catch 49 (storage of the management unit 40).
At this time, the female connector 48 and the male connector 60 are connected by moving the male connector 60 toward the female connector 48 by the storage of the management unit 40, and become in an electrically connected state.

  Referring to FIG. 5, an electrical connection state of the female connector 48 and the male connector 60 is shown in a block diagram. The female connector 48 activates the PC 33, the antenna 34, the ECU 70 that performs overall control such as control of an engine (not shown) of the small vibration roller 1, and the engine mounted on the vehicle body 7 and mounted on the small vibration roller 1. Is electrically connected to an in-vehicle power supply device 72 that stores electric power used for the electric power used in the above and other electric power used for a lighting device, and the male connector 60 is electrically connected to the GNSS receiver 50 and the power supply device 52. That is, when the female connector 48 and the male connector 60 are electrically connected, the GNSS receiver 50 receives radio waves from the antenna 34 and the ECU 70 via the female connector 48 and the male connector 60 and the operating state of the small vibration roller 1. And the like are input to the GNSS receiver 50, and the GNSS receiver 50 outputs position information based on GNSS to the PC 33 via the male connector 60 and the female connector 48. The vehicle-mounted power supply device 72 and the power supply device 52 can also supply power to each other when the female connector 48 and the male connector 60 are in the connected state.

As described above, in the rolling compaction management device for a compacting machine according to the present invention, the antenna 34 attached to the small vibrating roller 1 for receiving the position information signal and the position information signal received by the antenna 34 are input. A GNSS receiver 50 that outputs as information, a power supply device 52 that supplies power to the GNSS receiver 50, a PC 33 that is attached to the small vibration roller 1 and that processes the position information output from the GNSS receiver 50. attached to the vibrating roller 1, and the liquid crystal panel 33a for displaying the calculation result of the PC33 as a compaction management information, a case 42 attached to a small vibration roller 1, a support 53 which is removably accommodated in the case 42 The GNSS receiver 50 and the power supply device 52 are detachably attached to the support body 53 together with the support body 53.

  Therefore, the antenna 34, the PC 33, the liquid crystal panel 33a and the case 42 are attached to the small vibration roller 1, and the GNSS receiver 50 and the power supply device 52 are attached to the support body 53 which is detachable from the case 42. The GNSS receiver 50 and the power supply device 52 can be easily removed together with the support body 53, that is, the small vibration roller 1 from the GNSS receiver 50 and the power supply device 52. The GNSS receiver 50 can be easily replaced with the attached small vibration roller 1.

  The case 42 is a polyhedron whose one side surface is open to form the opening 44, and the support body 53 is configured to be detachable so as to slide on the bottom surface of the case 42 via the opening 44, and the bottom surface or the case. Bolts 43 and guides 46a are provided on the inner surfaces of both side walls with the opening 44 of 42 interposed therebetween, and the support 53 is provided with sliding parts 56a guided by the bolts 43 and guides 46a. .

  Therefore, when the support body 53 is housed in the case 42, the bolts 43 and the guide portions 46a provided on the inner wall of the case 42 guide the sliding portions 56a provided on the support body 53, so that the support body 53 is made into the case. It can be guided and stored without shifting to 42.

  The support body 53 is integrally provided with a lid member 58 for closing the opening 44, and a packing 58a provided on the peripheral edge of the opening 44 of the case 42 or on the outer peripheral edge of the lid member 58 corresponding to the peripheral edge of the opening 44. , And a catch 49 that fixes the support body 53 to the case 42 while pressing the lid member 58 toward the peripheral edge of the opening 44 so as to crush the packing 58a.

  Therefore, while the packing 58a provided at a position corresponding to the opening 44 of the case 42 or the support 53 of the case 42 is pressed against the inner frame member 46 to be crushed, the support 53 is fixed to the case 42 by the catch 49. By fixing, the support body 53 can be fixed to the case 42, and at the same time, the packing 58a can be pressed and crushed to fill the gap between the opening portion 44 of the case 42 and the support body 53.

  The case 42 is provided with a support 32a and a pedestal 32 that extend upward and support the PC 33 and the liquid crystal panel 33a.

  Therefore, the column (support member) 32a and the pedestal (support member) 32 are provided in the case 42, and the information from the GNSS receiver 50 is calculated and displayed by the PC 33 and the liquid crystal panel 33a provided at the upper ends of the column 32a and the pedestal 32. By doing so, for example, when the case 42 is removed from the small vibration roller 1 and is attached to another small vibration roller 1, the column (support member) 32 a and the pedestal (support member) 32 can be attached together with the case 42.

  Then, at least the antenna 34 and the PC 33 are electrically connected, the female connector 48 provided facing the inside of the case 42 and at least the GNSS receiver 50 are electrically connected, and the female connector 48 is opposed to the support body 53. When the support body 53 is housed in the case 42, the female connector 48 and the male connector 60 are electrically connected to each other.

  Therefore, the female connector 48 provided on the case 42 and the male connector 60 provided on the support body 53 are connected to each other when the support body 53 is housed in the case 42. The female connector 48 and the male connector 60 can be electrically connected at the same time when they are housed in.

The description of the rolling compaction management device for a compacting machine according to the present invention has been completed above, but the present invention is not limited to the above-described embodiment, and can be modified without departing from the gist of the invention.
For example, in the present embodiment, the GNSS receiver is used as the receiver of the rolling control device, but the receiver may be a so-called Global Positioning System (GPS) compatible receiver.

Further, although the catch 49 is used as the fixing member in the present embodiment, it is sufficient that the lid member 58 can be pressed and fixed to the case 42 while the packing 58a is crushed.
Further, in the present embodiment, the guide portion 46a of the inner frame member 46 provided on the inner wall of the case 42 and the sliding portion 56a provided on the support body 53 are guided by the bolt 43, but the rail is bolted. It may be screwed by 43 and the sliding portion 56a may be guided by the rail.

1 Small vibration roller (rolling machine)
16 Rolling control device 30 Management box 32 Base (support member)
32a prop (support member)
33 PC (arithmetic processing unit)
33a Liquid crystal panel (display unit)
34 antenna 40 management unit 42 case 43 bolt (guide part)
44 Opening part (opening surface)
46 inner frame member 46a guide portion 48 female connector (connector member)
49 Catch (fixing member)
50 GNSS receiver (receiver)
53 Support 56a Sliding part (guided part)
58 lid member 58a packing 60 male connector (connector member)

Claims (5)

An antenna that is attached to the compaction machine and receives position information signals,
A receiver that inputs the position information signal received by the antenna and outputs it as position information,
A power supply device for supplying power to the receiver,
An arithmetic processing unit that is attached to the compaction machine and arithmetically processes the position information output from the receiver,
A display unit that is attached to the compaction machine and displays the arithmetic processing result of the arithmetic processing unit as compaction management information;
A case attached to the rolling machine,
A support that is detachably accommodated in the case,
A rolling compaction management device for a compaction machine, wherein the receiver and the power supply device are detachably attached to the support together with the support. The case is a polyhedron whose one side surface is open to form an opening surface,
The support is configured to be detachable so as to slide on the bottom surface of the case via the opening surface,
Guide portions are provided on inner surfaces of the side walls on both sides of the bottom surface or the opening surface of the case.
The rolling compaction management device for a compacting machine according to claim 1, wherein a guided portion guided by the guide portion is provided on the support body. The support integrally includes a lid member that closes the opening surface,
A packing provided on a peripheral edge of the opening surface of the case or an outer peripheral edge of the lid member corresponding to the peripheral edge of the opening surface,
The rolling compaction management device for a compacting machine according to claim 2 , further comprising a fixing member that fixes the support body to the case while pressing the lid member toward the peripheral edge of the opening surface so as to crush the packing.   The rolling compaction management device for a compacting machine according to claim 1, wherein the case is provided with a support member that extends upward and supports the arithmetic processing unit and the display unit. A connector member that is electrically connected to at least the antenna and the arithmetic processing unit, and is provided so as to face the inside of the case;
At least a connector electrically connected to the receiver, the support member is provided to be positioned so as to face the connector member,
The rolling compaction management device for a compacting machine according to claim 1, wherein the connector member and the member to be connector are electrically connected when the support is housed in the case.

Images