JP3226288U - Ball transfer support member and ball transfer unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ball transfer support member and a ball transfer unit which can easily attach and detach a ball transfer and have excellent versatility. A ball transfer support member (40) for supporting a ball transfer (10) including a rotatable main ball (11) for supporting an object to be transported and a main ball support (12) for rotatably supporting the main ball, A plate-shaped support main body 41 for supporting the ball transfer is provided, and a first concave portion 44 in which the ball transfer is arranged with the main sphere protruding from the one main surface is provided on the one main surface 43 side of the support main body. Has been. [Selection diagram] Figure 1

Description

  The present invention relates to a ball transfer support member and a ball transfer unit.

  As a ball transfer unit for carrying an article, a ball transfer unit having a structure in which a main sphere that is rotatable in all directions is projected is often used to support an article (object to be transported) to be transported. (See, for example, Patent Document 1).

  The ball transfer described in Patent Document 1 has an insertion hole. The support shaft is inserted through the insertion hole of the ball transfer. Both ends of the support shaft are fixed to the ball transfer support member. Both ends of the support shaft that supports the ball transfer are fastened to the ball transfer support member by nuts.

JP2012-30914A

By the way, for example, when the weight or size of the transported object is different, the ball transfer may be attached or detached in order to change the number or position of the ball transfers. In the prior art, in order to attach the ball transfer to the ball transfer support member, it is necessary to insert the support shaft into the insertion hole of the ball transfer and fasten both ends of the support shaft to the ball transfer support member. In order to remove the ball transfer from the ball transfer support member, it is necessary to release the fastening at both ends of the support shaft.
Therefore, in the prior art, there remains a problem in that the ball transfer can be easily attached and detached and versatility is ensured.

  The present invention provides a ball transfer support member and a ball transfer unit that can easily attach and detach the ball transfer and have excellent versatility.

  In order to solve the above problems, a ball transfer support member of the present invention is a ball transfer including a rotatable main ball that supports an object to be transported and a main ball support portion that rotatably supports the main ball. A ball transfer support member for supporting, comprising a plate-shaped support main body for supporting the ball transfer, wherein the main sphere protrudes from the one main surface on one main surface side of the support main body. A first recess is provided in which the ball transfer is placed.

A first concave portion in which the ball transfer is arranged is provided on one main surface side of the support main body portion of the ball transfer supporting member. Thereby, unlike the prior art, the operator can arrange the ball transfer in the first recess without using a fixture such as a nut.
Therefore, the ball transfer can be easily attached and detached, and the ball transfer support member having excellent versatility can be provided.

  A connection part may be provided to connect one of the support body parts and another of the support body parts.

  According to this configuration, the operator can connect the plurality of ball transfer supporting members. Therefore, the operator can connect the plurality of ball transfer support members so as to have an arbitrary shape corresponding to the usage mode.

  The connecting portion includes an engaging claw provided on at least one side surface of the support body portion, and an engaging concave portion provided on at least another side surface of the support body portion and having a shape corresponding to the shape of the engaging claw. The outer shape of the tip of the engaging claw may be larger than the outer shape of the base end of the engaging claw when viewed from the plate thickness direction of the support body.

The support body portion of the ball transfer support member includes an engagement claw provided on at least one side surface and an engagement recess provided on at least the other side surface and having a shape corresponding to the shape of the engagement claw. Therefore, the operator can easily connect and disconnect the plurality of ball transfer support members by simply engaging and disengaging the engaging claws of one support main body and the engaging recesses of the other support main body. . Thereby, the worker can easily connect and disconnect the plurality of ball transfer supporting members so as to have an arbitrary shape corresponding to the usage mode.
When viewed from the plate thickness direction of the support main body, the outer shape of the tip end portion of the engaging claw is formed larger than the outer shape of the base end portion of the engaging claw. Therefore, when an operator engages the engaging claws of one ball transfer with the engaging recesses of the other ball transfer and connects them, the connecting parts are such that the ball transfer supporting members are in a direction along one main surface. It is possible to prevent them from being separated from each other. Therefore, it is possible to prevent the connection between the ball transfer supporting members from being released during the transportation of the transported object.

  The support main body may be provided with a fixing part for fixing to an object, and the fixing part may be provided with a magnet, and the magnet may be exposed from the other main surface of the support main body. .

  According to this structure, the ball transfer support member has the magnet exposed from the other main surface. Therefore, when the worker places the ball transfer support member on an object such as a metal floor, the ball transfer support member is fixed by the attractive force of the magnet. Therefore, the operator can easily fix the ball transfer support member.

  A fixing portion for fixing to the object may be provided on the support body portion, and the fixing portion may penetrate in the plate thickness direction of the support body portion.

  According to this configuration, the worker places the ball transfer support member on an object such as a floor and inserts the bolt into the fixing portion from the one main surface side to fasten the ball transfer support member to the object with the bolt. it can. Therefore, the operator can securely fix the ball transfer support member.

  A plurality of second recesses are provided on the other main surface side of the support body, and a wall is provided between the plurality of second recesses, and the wall is a plurality of the first recesses. May be connected.

The ball transfer support member can be lightened by providing a plurality of second recesses on the other main surface side of the support body of the ball transfer support member. This makes it possible to reduce the weight of the ball transfer support member.
The wall portion connects the plurality of first recesses to each other. Thereby, the wall portion can disperse the load applied to the one first concave portion to the other first concave portion through, for example, the ball transfer. Since the wall portion functions as a rib that reinforces the first concave portion, it is possible to prevent the first concave portion from being deformed when, for example, a load is applied to the first concave portion. Therefore, even when the ball transfer support member is thinned, the strength of the ball transfer support member can be secured.
Therefore, the strength of the ball transfer support member can be secured while reducing the weight of the ball transfer support member.

  A through hole penetrating in the plate thickness direction may be provided at the bottom of the first recess.

  According to this configuration, the operator can push out the ball transfer arranged in the first recess from the through hole provided in the bottom of the first recess toward the one main surface side in the plate thickness direction. Therefore, the operator can easily take out the ball transfer from the first recess.

  A ball transfer unit of the present invention comprises the above-mentioned ball transfer supporting member and the ball transfer arranged in the first recess.

  According to this configuration, since the ball transfer unit includes the above-mentioned ball transfer support member, the ball transfer can be easily attached and detached, and the ball transfer unit excellent in versatility can be provided.

  The ball transfer may be arranged in the first recess of the ball transfer support member with an intermediate member interposed.

  According to this structure, the gap between the ball transfer and the first recess can be filled with the intermediate member. This allows the operator to attach a small ball transfer to the ball transfer support member. Therefore, more types of ball transfer can be used, and a ball transfer unit excellent in versatility can be provided.

  According to the present invention, it is possible to easily attach and detach the ball transfer, and to provide a ball transfer support member and a ball transfer unit which have excellent versatility.

FIG. 3 is a perspective view of the ball transfer unit according to the first embodiment. It is a perspective view of the ball transfer concerning a 1st embodiment. FIG. 3 is a vertical half sectional view of the ball transfer according to the first embodiment. It is the perspective view which looked at the ball transfer supporting member concerning a 1st embodiment from the one principal surface side. It is the perspective view which looked at the ball transfer supporting member concerning a 1st embodiment from the other principal surface side. It is a top view of the conveyance unit which concerns on 1st Embodiment. It is explanatory drawing which shows the one aspect | mode of the conveyance unit which concerns on 1st Embodiment. It is a perspective view of the ball transfer unit concerning a 2nd embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
(First embodiment)
FIG. 1 is a perspective view of a ball transfer unit 1 according to the first embodiment.
As shown in FIG. 1, the ball transfer unit 1 includes a ball transfer 10 and a ball transfer support member 40 that supports the ball transfer 10.

FIG. 2 is a perspective view of the ball transfer 10 according to the first embodiment.
As shown in FIG. 2, the ball transfer 10 includes a rotatable main ball 11 and a main ball support portion 12 that rotatably supports the main ball 11.
The main sphere 11 is a sphere that supports an object to be transported, and is made of, for example, a metal material, a ceramic material, a resin material, or the like. The main sphere 11 is arranged so as to project from the main sphere support 12.

FIG. 3 is a vertical half sectional view of the ball transfer 10 according to the first embodiment.
As shown in FIG. 3, the main sphere supporting portion 12 includes a main sphere receiving portion 21 that accommodates a part of the main sphere 11, a case portion 22 having the main sphere receiving portion 21 inside, and a main sphere receiving portion 21. It has a washer 23 that is interposed between the lid portion 30 that is the upper wall of the case portion 22 and a plurality of receiving balls 24 that are interposed between the main ball receiving portion 21 and the main ball 11.

  The main ball receiving portion 21 is made of, for example, a metal material, a resin material, or the like. The main sphere receiving portion 21 includes a concave portion 26 formed in a hemispherical concave shape, an annular flange portion 27 protruding from the concave portion 26 outward in the radial direction, and a flange so as to surround the concave portion 26 from the radial outside. And a cylindrical inner cylinder portion 28 extending from the portion 27. The concave portion 26 has a radius larger than that of the main sphere 11, and the main sphere 11 can be arranged with a plurality of receiving balls 24 interposed. The plurality of receiving balls 24 roll along the inner surface of the recess 26 as the main ball 11 rotates, thereby rotatably supporting the main ball 11 in the recess 26.

  The washer 23 is made of, for example, a metal material or a resin material. The washer 23 is formed in an annular shape having an outer diameter that is substantially the same as the outer diameter of the collar portion 27 of the main ball receiving portion 21, and is placed on the collar portion 27. The inner diameter of the washer 23 is slightly larger than the diameter of the main ball 11, and a clearance is formed between the inner edge portion 23 a of the washer 23 and the main ball 11. This clearance is formed narrower than the diameter of the receiving ball 24. As a result, the washer 23 prevents the receiving ball 24 from falling off between the concave portion 26 of the main ball receiving portion 21 and the main ball 11.

  The case portion 22 is made of a magnetic material such as iron. The case portion 22 includes an annular lid portion 30 that is arranged to face the flange portion 27 of the main ball receiving portion 21 with a washer 23 interposed therebetween, and an outer peripheral portion of the lid portion 30 and an inner cylindrical portion 28 of the main ball receiving portion 21. The outer cylinder portion 31 extends along the outer peripheral surface, and the bottom portion 32 is provided at an end of the outer cylinder portion 31 on the opposite side of the lid portion 30. The inner diameter of the lid portion 30 is smaller than the diameter of the main sphere 11. The lid portion 30 prevents the main sphere 11 arranged inside the recess 26 of the main sphere receiving portion 21 from falling off, and projects a part of the main sphere 11 to the outside. The outer cylindrical portion 31 has an inner diameter that is substantially the same as the outer diameter of the inner cylindrical portion 28 of the main ball receiving portion 21.

FIG. 4 is a perspective view of the ball transfer support member 40 according to the first embodiment as viewed from the one main surface 43 side.
FIG. 5 is a perspective view of the ball transfer support member 40 according to the first embodiment as viewed from the other main surface 45 side.
As shown in FIG. 4, the ball transfer support member 40 is made of, for example, a resin material. The ball transfer support member 40 includes a plate-shaped support body 41 that supports the ball transfer 10, and a connecting portion 50 that is provided on a side surface 42 of the support body 41.

  The support body 41 is formed in a square shape in a plan view. On the one main surface 43 side of the support body 41, a plurality of circular first recesses 44 are provided in a plan view. The inner diameter of the first recess 44 is larger than the outer diameter of the outer tubular portion 31 of the ball transfer 10. The plurality of first recesses 44 are arranged in a staggered manner along the one main surface 43. The ball transfer 10 is arranged in each of the first recesses 44. The main ball 11 of the ball transfer 10 arranged in the first recess 44 projects from the one main surface 43. The bottom 44a of the first recess 44 is provided with a through hole 44b penetrating in the plate thickness direction D of the support body 41 (see FIG. 5).

  As shown in FIG. 5, a plurality of second recesses 46 are provided in the area excluding the first recess 44 on the other main surface 45 side of the support body 41. A wall 47 is provided between the plurality of second recesses 46. The wall portion 47 connects the plurality of first recesses 44 to each other. The wall portion 47 connects the side wall 48 of the support body portion 41 and the first recess 44.

  As shown in FIG. 4, the support body 41 is provided with a fixing portion 60 for fixing to the metal floor 2 (corresponding to the claimed subject matter) (see FIG. 1) and the like. The fixed portion 60 penetrates the support body 41 in the plate thickness direction D. One fixing portion 60 is provided at each of the four corners of the support body portion 41 having a square shape in plan view. The fixed portion 60 is formed in a circular shape in a plan view. The fixed portion 60 has a large diameter portion 61 on the one main surface 43 side. The fixed portion 60 has a small diameter portion 62 that is smaller in diameter than the large diameter portion 61 on the other main surface 45 side. The large diameter portion 61 is open on the one main surface 43 side. The small diameter portion 62 is open to the other main surface 45 side (see FIG. 5). A stepped portion 63 is formed between the large diameter portion 61 and the small diameter portion 62.

As shown in FIG. 1, a fixture 65 is arranged on the fixture 60. The fixture 65 has a grip portion 66 and a magnet 67. The grip portion 66 is formed of, for example, a resin material in a cylindrical shape. The outer diameter of the grip portion 66 is slightly smaller than the inner diameter of the large diameter portion 61 of the fixed portion 60. The magnet 67 is provided at one end of the grip portion 66 in the axial direction. The magnet 67 is formed in a cylindrical shape whose diameter is smaller than that of the grip portion 66. The outer diameter of the magnet 67 is slightly smaller than the inner diameter of the small diameter portion 62 of the fixed portion 60.
When arranging the fixing tool 65 on the fixing part 60, the operator inserts the fixing tool 65 into the fixing part 60. The grip portion 66 abuts on the stepped portion 63 of the fixed portion 60. As shown in FIG. 5, the magnet 67 is exposed from the other main surface 45 of the support body 41. The end surface of the magnet 67 on the side opposite to the grip portion 66 is flush with the other main surface 45.
As a result, the worker merely places the ball transfer support member 40 with the other main surface 45 side facing the metal floor 2, and the attractive force of the magnet 67 acts to fix the ball transfer support member 40 to the floor 2. it can.

The connecting portion 50 has an engaging claw 51 and an engaging concave portion 52.
Two engaging claws 51 are formed on each of the first side surface 42a and the second side surface 42b of the four side surfaces 42 of the support body 41, which are connected to each other with the corners sandwiched therebetween. Here, the engagement claw 51 formed on the first side surface 42a and the engagement claw 51 formed on the second side surface 42b are formed in the same shape. Therefore, hereinafter, the engaging claws 51 formed on the first side surface 42a will be described, and the engaging claws 51 formed on the second side surface 42b will not be described.

The engagement claw 51 is formed so as to project outward from the first side surface 42a when viewed in the plate thickness direction D. When viewed from the plate thickness direction D, the engaging claw 51 is formed in a T shape in which the width of the tip end portion 51a is wider than the width of the base end portion 51b. That is, the outer shape of the tip end portion 51a of the engaging claw 51 is formed larger than the outer shape of the base end portion 51b.
The engaging claw 51 is provided with a through hole 51c penetrating in the plate thickness direction D. As a result, the ball transfer support member 40 can be thinned. Therefore, the weight of the ball transfer support member 40 can be reduced.

  Two engaging recesses 52 are formed in each of the third side surface 42c and the fourth side surface 42d other than the first side surface 42a and the second side surface 42b among the four side surfaces 42 of the support body 41. Here, the engagement recess 52 formed in the third side surface 42c and the engagement recess 52 formed in the fourth side surface 42d are formed in the same shape. Therefore, hereinafter, the engagement recess 52 formed on the third side surface 42c will be described, and the engagement recess 52 formed on the fourth side surface 42d will not be described.

  When viewed in the plate thickness direction D, the engagement recess 52 is formed so as to be recessed inward from the third side surface 42c. The engagement recess 52 has a shape corresponding to the engagement claw 51 when viewed in the plate thickness direction D. More specifically, in the engagement recess 52, the width of the engagement recess 52 inner portion 52a corresponding to the tip end 51a of the engagement claw 51 corresponds to the base end 51b of the engagement claw 51. Is formed in a T shape, which is wider than the width of the outer portion 52b. The size of the outer shape of the engaging recess 52 is substantially the same as or slightly larger than the size of the engaging claw 51.

FIG. 6 is a plan view of the transport unit 6 according to the first embodiment.
The transport unit 6 includes a plurality of ball transfer units 1 and a plurality of roller rollers 3. In the example shown in FIG. 6, the transport unit 6 includes two ball transfer units 1 and two roller rollers 3. The engagement claw 51 of one ball transfer unit 1 and the engagement recess 52 of the other ball transfer unit 1 are engaged with each other. Thereby, the two ball transfer units 1 are connected to each other.

The roller roller 3 has a roller support portion 3b and a roller portion 3a supported by the roller support portion 3b. The roller support portion 3b is formed in a rectangular frame shape in a plan view. The outer shape of the roller support portion 3b is formed in a square shape in plan view. The length of one side of the roller support portion 3b is half the length of one side of the ball transfer support member 40. The roller supporting portion 3b is provided with one engaging claw 51 on each of two side surfaces of the four side surfaces that are connected to each other with a corner therebetween. One engaging recess 52 is provided on each of the two side surfaces of the roller supporting portion 3b other than the two side surfaces on which the engaging claws 51 are provided. The engagement claw 51 of one roller roller 3 and the engagement recess 52 of the other roller roller 3 are engaged with each other. As a result, the two roller rollers 3 are connected to each other.
The engaging recesses 52 of the two connected roller rollers 3 are engaged with the engaging claws 51 of one ball transfer unit 1.
The roller portion 3a is formed in a cylindrical shape. The roller portion 3a is supported by the roller support portion 3b so as to be rotatable around the central axis. The outer peripheral surface of the roller portion 3a is projected from the roller support portion 3b so as to have the same height as the protruding height of the ball transfer 10.

FIG. 7 is an explanatory diagram showing one mode of the transport unit 6 according to the first embodiment.
As shown in FIG. 7, the transport unit 6 is formed in a T shape in a plan view. The transport unit 6 has a main transport path 7 extending in the first direction and a branch transport path 8 extending in a second direction orthogonal to the first direction of the main transport path 7. The transport unit 6 shown in FIG. 7 is used to transport, for example, a package containing an industrial product (hereinafter, referred to as “transport target W”) along the main transport path 7 or the branch transport path 8.

The main transport path 7 has two transport rails 4 and four ball transfer units 1.
The transport rail 4 is formed in a band shape in a plan view. The two transport rails 4 are arranged in a line along the first direction. The transport rail 4 is formed by connecting a plurality of roller rollers 3. Four roller rollers 3 are connected in the second direction on one transport rail 4. The central axis of the roller portion 3a is arranged along the second direction on the transport rail 4 of the main transport path 7. As a result, the roller portion 3a rotates around the second direction. Therefore, when the transferred object W is arranged on the transfer rail 4 of the main transfer path 7 in a state of being in contact with the outer peripheral surface of the roller portion 3 a, the worker transfers the transferred object W on the main transfer path 7. It can be transported in the first direction.
The four ball transfer units 1 are connected to each other. The four ball transfer units 1 form a square outer shape in a plan view. The four ball transfer units 1 are arranged between the two transport rails 4.
The branch transfer path 8 is provided at a position corresponding to the ball transfer unit 1 on the main transfer path 7. The branch conveyance path 8 has one conveyance rail 4 extending in the second direction. The central axis of the roller portion 3a is arranged along the first direction on the transport rail 4 of the branch transport path 8. As a result, the roller portion 3a rotates around the first direction. Therefore, when the transported object W is disposed on the transport rail 4 of the branch transport path 8 in contact with the outer peripheral surface of the roller portion 3 a, the worker moves the transported object W on the branch transport path 8. It can be transported in the second direction.

Hereinafter, a method of using the transport unit 6 shown in FIG. 7 will be described.
The transported object W is placed on the one transport rail 4 of the main transport path 7 while being in contact with the roller portion 3a of the roller roller 3 provided on the one transport rail 4 of the main transport path 7. The worker pushes and conveys the transferred object W toward the ball transfer unit 1 from one transfer rail 4 of the main transfer path 7. The transferred object W moves onto the ball transfer unit 1. The transferred object W is placed on the ball transfer unit 1 while being in contact with the main ball 11 of the ball transfer 10 provided in the ball transfer unit 1. The operator determines the transported object W on the ball transfer unit 1. When the transferred object W should be directed to the branch transfer path 8, the operator changes the transfer direction of the transferred object W on the ball transfer unit 1 and moves toward the branch transfer path 8. Move W. As a result, the worker can move the transferred object W onto the transfer rail 4 of the branch transfer path 8 (see the solid line transferred object W after passing the ball transfer unit 1 in FIG. 7). The worker can place the transported object W on the transport rail 4 of the branch transport path 8 in a state of being in contact with the roller portion 3a of the roller roller 3 provided on the transport rail 4 of the branch transport path 8. The worker can transport the transported object W on the branch transport path 8.

On the other hand, when the transferred object W is to be transferred on the main transfer path 7, the operator does not change the transfer direction of the transferred object W on the ball transfer unit 1 and the main transfer is performed. The transported object W is moved toward the other transport rail 4 on the path 7. As a result, the worker can move the transferred object W onto the other transfer rail 4 of the main transfer path 7 (see the two-dot chain line transferred object W after passing the ball transfer unit 1 in FIG. 7). The worker places the transported object W on the other transport rail 4 of the main transport path 7 while being in contact with the roller portion 3a of the roller roller 3 provided on the other transport rail 4 of the main transport path 7. it can. The worker can transport the transported object W on the main transport path 7.
In this way, the operator can easily sort the objects W to be transferred and change the transfer direction with the ball transfer unit 1. As a result, the transport unit 6 shown in FIG. 7 can transport the transported object W along the main transport path 7 or the branch transport path 8.

According to the above-described first embodiment, the following actions and effects can be obtained.
A first concave portion 44 in which the ball transfer 10 is arranged is provided on the one main surface 43 side of the support body 41 of the ball transfer support member 40. As a result, the worker can arrange the ball transfer 10 in the first recess 44 without using a fixture such as a nut unlike the prior art. Therefore, the ball transfer 10 can be easily attached and detached, and the ball transfer support member 40 having excellent versatility can be provided.

  The ball transfer support member 40 includes a connecting portion 50 that connects one support body portion 41 and another support body portion 41. Thereby, the worker can connect the plurality of ball transfer supporting members 40. Therefore, the operator can connect the plurality of ball transfer supporting members 40 so as to have an arbitrary shape corresponding to the usage mode.

The support main body 41 of the ball transfer support member 40 is provided on the first side surface 42a and the second side surface 42b, and the third side surface 42c and the fourth side surface 42d. And an engaging recess 52 having a shape corresponding to. Therefore, the operator only needs to engage and disengage the engagement claws 51 of the one support main body 41 and the engagement recesses 52 of the other support main body 41 to connect and disconnect the plurality of ball transfer support members 40. It can be released easily. Thereby, the operator can easily connect and disconnect the plurality of ball transfer supporting members 40 so as to have an arbitrary shape corresponding to the usage mode.
When viewed from the plate thickness direction D of the support main body 41, the outer shape of the tip end portion 51 a of the engaging claw 51 is formed larger than the outer shape of the base end portion 51 b of the engaging claw 51. Therefore, when an operator engages and connects the engagement claw 51 of one ball transfer 10 and the engagement recess 52 of another ball transfer 10, the connection portion 50 is such that the ball transfer support members 40 are connected to each other. It is possible to prevent them from being separated from each other in the direction along the main surface 43. Therefore, it is possible to prevent the connection between the ball transfer supporting members 40 from being released when the object W is conveyed.

  The support body 41 is provided with a fixing portion 60 for fixing to the metal floor 2. A magnet 67 is arranged on the fixed portion 60. The magnet 67 is exposed from the other main surface 45 of the support body 41. Thereby, when the worker places the ball transfer support member 40 on the floor 2, for example, the ball transfer support member 40 is fixed by the attraction force of the magnet 67. Therefore, the operator can easily fix the ball transfer support member 40.

By providing a plurality of second recesses 46 on the other main surface 45 side of the support body portion 41 of the ball transfer support member 40, the ball transfer support member 40 can be thinned. Thereby, the weight of the ball transfer support member 40 can be reduced.
The wall portion 47 connects the plurality of first recesses 44 to each other. As a result, the wall portion 47 can disperse the load applied to one first concave portion 44 to the other first concave portion 44 via the ball transfer 10, for example. Since the wall portion 47 functions as a rib that reinforces the first recess 44, it is possible to prevent the first recess 44 from being deformed when a load is applied to the first recess 44, for example. Therefore, even if the ball transfer support member 40 is thinned, the strength of the ball transfer support member 40 can be ensured.
Therefore, the strength of the ball transfer support member 40 can be secured while reducing the weight of the ball transfer support member 40.

  A through hole 44b penetrating in the plate thickness direction D is provided in the bottom portion 44a of the first recess 44. Thereby, the operator pushes out the ball transfer 10 arranged in the first recess 44 from the through hole 44b provided in the bottom portion 44a of the first recess 44 toward the one main surface 43 side in the plate thickness direction D. be able to. Therefore, the operator can easily take out the ball transfer 10 from the first recess 44.

  The ball transfer unit 1 includes a ball transfer support member 40 and the ball transfer 10 arranged in the first recess 44. Since the ball transfer unit 1 includes the ball transfer support member 40, the ball transfer 10 can be easily attached and detached, and the ball transfer unit 1 having excellent versatility can be provided.

(Second embodiment)
Hereinafter, a ball transfer unit according to a second embodiment of the present invention will be described with reference to the drawings.
FIG. 8 is a perspective view of the ball transfer unit 101 according to the second embodiment.
In the first embodiment, the ball transfer 10 is directly arranged in the first recess 44 of the ball transfer support member 40. On the other hand, in the second embodiment, a small ball transfer 110 (corresponding to the ball transfer in the claims) which is smaller than the ball transfer 10 of the first embodiment is arranged in the first recess 44 with the intermediate member 120 interposed. It is different from the first embodiment in that. In the second embodiment, the same components as those in the first embodiment described above are designated by the same reference numerals, and the description thereof will be omitted or simplified.

As shown in FIG. 8, the small ball transfer 110 is arranged in the first recess 44 of the ball transfer support member 40 with the intermediate member 120 interposed.
The intermediate member 120 is made of, for example, a metal material or a resin material. The intermediate member 120 has a bottomed tubular portion 121 and a flange portion 122 that projects radially outward from the edge of the opening of the tubular portion 121.
The tube portion 121 is a cylinder. The outer diameter of the cylindrical portion 121 is smaller than the inner diameter of the first recess 44 of the ball transfer support member 40. The inner diameter of the tubular portion 121 is larger than the outer diameter of the outer tubular portion 31 of the small ball transfer 110.
The outer diameter of the flange portion 122 is larger than the inner diameter of the first recess 44.

  The support body portion 41 is provided with a fixing portion 130 for fixing to the floor 102 (corresponding to the claimed subject matter) or the like. The fixed portion 130 penetrates in the plate thickness direction D of the support body portion 41. The bolt 131 is inserted into the fixed portion 130. The bolt 131 is tightened into a female screw hole (not shown) provided on the floor 102. As a result, the ball transfer support member 40 is fixed to the floor 102.

  According to the above-described second embodiment, the following actions and effects can be obtained.

  The support body portion 41 is provided with a fixing portion 130 for fixing to the floor 102. The fixed portion 130 penetrates in the plate thickness direction D of the support body portion 41. As a result, the worker places the ball transfer support member 40 on the floor 102 and inserts the bolt 131 from the one main surface 43 side into the fixing portion 130, thereby fastening the ball transfer support member 40 to the floor 102 with the bolt 131. it can. Therefore, the operator can securely fix the ball transfer support member 40.

  The small ball transfer 110 is arranged in the first recess 44 of the ball transfer support member 40 with the intermediate member 120 interposed. Thereby, the intermediate member 120 can fill the gap between the small ball transfer 110 and the first recess 44. This allows the operator to attach the small ball transfer 110 to the ball transfer support member 40. Therefore, more types of small ball transfer 110 can be used, and the ball transfer unit 101 having excellent versatility can be provided.

  Although the preferred embodiments of the present invention have been described above, the present invention is not limited to these embodiments. Additions, omissions, replacements, and other changes can be made to the configuration without departing from the spirit of the present invention. The present invention is not limited by the above description, but is limited only by the attached utility model registration claims.

  In addition, it is possible to appropriately replace the constituent elements in the above-described embodiments with known constituent elements without departing from the gist of the present invention, and the above-described modified examples may be appropriately combined.

1 ball transfer unit 2 floor (target)
10 Ball Transfer 11 Main Sphere 12 Main Sphere Support 40 Ball Transfer Support Member 41 Support Body 42 Side 43 One Main Surface 44 First Recess 44a Bottom 44b Through Hole 45 Other Main Surface 46 Second Recess 47 Wall 50 Coupling 51 Engaging claw 51a Tip part 51b Base end part 52 Engagement concave part 60 Fixing part 67 Magnet 101 Ball transfer unit 102 Floor (object)
110 Small ball transfer (ball transfer)
120 Intermediate member 130 Fixed part D Plate thickness direction W Transported object

Claims (9)

A ball transfer support member for supporting a ball transfer, comprising: a rotatable main ball that supports an object to be transported; and a main ball support portion that rotatably supports the main ball,
A plate-shaped support body for supporting the ball transfer,
The ball transfer support member according to claim 1, wherein a first concave portion in which the ball transfer is arranged in a state where the main sphere projects from the one main surface is provided on one main surface side of the support main body portion.   The ball transfer support member according to claim 1, further comprising a connecting portion that connects one of the support body portions to another of the support body portions. The connecting portion is
An engagement claw provided on at least one side surface of the support body portion,
An engagement recess provided on at least the other side surface of the support body, and having a shape corresponding to the shape of the engagement claw,
Equipped with
The outer shape of the distal end portion of the engagement claw is formed to be larger than the outer shape of the base end portion of the engagement claw when viewed from the plate thickness direction of the support main body portion. The ball transfer support member according to. The support body is provided with a fixing portion for fixing to an object,
A magnet is arranged in the fixed portion,
The said magnet is exposed from the other main surface of the said support main-body part, The ball transfer support member of any one of Claim 1 to 3 characterized by the above-mentioned. The support body is provided with a fixing portion for fixing to an object,
The ball transfer support member according to any one of claims 1 to 3, wherein the fixing portion penetrates in a plate thickness direction of the support main body portion. A plurality of second recesses are provided on the other main surface side of the support body portion,
A wall is provided between the plurality of second recesses,
The ball transfer support member according to any one of claims 1 to 5, wherein the wall portion connects the plurality of first recesses to each other.   The ball transfer support member according to any one of claims 1 to 6, wherein a through hole that penetrates in the plate thickness direction is provided in a bottom portion of the first recess. A ball transfer support member according to any one of claims 1 to 7,
The ball transfer arranged in the first recess;
A ball transfer unit comprising:   9. The ball transfer unit according to claim 8, wherein the ball transfer is arranged in the first recess of the ball transfer support member with an intermediate member interposed.

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