Silent trundle production positioning device

Abstract

The utility model discloses a mute trundle production positioning device, relates to the technical field of trundle production, and solves the problems that the workload is increased due to the fact that an existing device needs to be operated manually, and a trundle is inconvenient to replace quickly. A top plate is fixedly connected to the top end of the supporting frame, four long grooves are formed in the upper surface of the top plate in an annular array mode, and a trundle positioning mechanism used for positioning mute trundles is installed on the upper surface of the top plate. The first motor and the second motor can automatically drive the trundle positioning mechanism and the trundle anti-disengagement pressing mechanism to operate, manual operation is not needed, when the mute trundle is replaced, only the trundle positioning mechanism needs to be retracted to enable a pressing wheel in the trundle anti-disengagement pressing mechanism to leave the surface of the mute trundle, and then the mute trundle is replaced. At the moment, the mute caster can be directly replaced, the working efficiency is further improved, and the workload is further reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of caster production, in particular to a silent caster production positioning device. Background Art

[0002] Casters can be divided into silent casters, anti-skid casters and heavy-duty casters according to different uses. In the process of silent caster processing, it is often necessary to position and clamp the silent casters to avoid movement during processing. After searching, the Chinese patent publication number CN216577309U discloses a caster production support device that is easy to process and position, including a support device, the top of the support device is rotatably connected to a rotating device, the internal thread of the rotating device is installed with a positioning device, and the positioning device includes a first rotating limit plate, a first piston rod, a cylinder, a second piston rod, a first pressing rod and a second rotating limit plate. The utility model achieves the purpose of preventing the caster from falling outward during grinding by setting the positioning device and the rotating device.

[0003] Although the above technical solution can achieve the purpose of preventing the caster from falling off during grinding, the positioning operation of the caster during use requires manual rotation, which increases the workload, and the caster is fixed between the first pressing rod and the contact positioning rod, so when replacing it, the entire second rotation limit plate needs to be removed before replacement, which further reduces work efficiency and increases the workload. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a silent caster production positioning device, which solves the problem that the prior device proposed in the background art requires manual operation, increases the workload, and is inconvenient to quickly replace the caster.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a silent caster production positioning device, including a base, the upper surface of the base is fixedly connected to a support frame, the top of the support frame is fixedly connected to a top plate, the upper surface of the top plate is provided with four long grooves in a circular array, the upper surface of the top plate is installed with a caster positioning mechanism for positioning the silent caster, the outer surface of the caster positioning mechanism is installed with a caster anti-slipping clamping mechanism, and the support frame is installed with an adjusting mechanism that cooperates with the caster anti-slipping clamping mechanism;

[0006] The caster positioning mechanism includes a positioning plate that is limitedly slidably connected inside the long groove, a first motor is fixedly installed at the center position of the upper surface of the top plate, an output shaft of the first motor is fixedly connected to a first screw rod, an outer surface of the first screw rod is threadedly connected to a first movable plate, and the outer surface of the first movable plate is rotatably connected to connecting rods all around, and the other end of the connecting rod is rotatably connected to the outer surface of an adjacent positioning plate.

[0007] Preferably, the caster anti-slip clamping mechanism includes a slide groove opened on the top of the positioning plate, the interior of the slide groove is slidably connected with a slide plate, the lower surface of one end of the slide plate is fixedly connected with a bracket, and the outer surface of the bracket is rotatably connected with a clamping wheel, which can clamp the outer surface of the silent caster to achieve an anti-slip effect.

[0008] Preferably, the adjusting mechanism includes a second motor fixedly mounted at the center position of the upper surface of the base, the output shaft of the second motor is fixedly connected to a second screw rod, the outer surface of the second screw rod is threadedly connected to a second movable plate, the outer surface of the second movable plate is fixedly connected to guide rods on all sides, the outer surface sliding sleeve of the guide rod is provided with a sliding sleeve, the top of the sliding sleeve is fixedly connected to a pull rod, the pull rod passes through the corresponding positioning plate and is fixedly connected to the lower surface of the adjacent skateboard, so as to drive the clamping wheel to move, and can clamp silent casters of different thicknesses.

[0009] Preferably, the pull rod is slidably connected to the inside of the positioning plate to facilitate normal movement of the pull rod.

[0010] Preferably, one side of the outer surface of the positioning plate is an arc-shaped surface, and a rubber pad is fixedly connected to the outer surface of the positioning plate, so as to protect the inner wall of the silent caster.

[0011] Preferably, a plurality of mounting holes are provided in a circular array around the upper surface of the base to facilitate the installation and fixation of the tying device.

[0012] The utility model provides a silent caster production positioning device, which has the following beneficial effects:

[0013] 1. This silent caster production positioning device can automatically drive the caster positioning mechanism and the caster anti-slip clamping mechanism to operate through the first motor and the second motor, without manual operation, thereby improving work efficiency and reducing work burden, thereby solving the problem that the existing device needs manual operation and the clamping operation is cumbersome, which reduces work efficiency and increases work burden.

[0014] 2. This silent caster production positioning device, through the set caster positioning mechanism and caster anti-slip clamping mechanism, when replacing the silent caster, you only need to retract the caster positioning mechanism to make the clamping wheel in the caster anti-slip clamping mechanism leave the surface of the silent caster. At this time, the silent caster can be directly replaced, further improving work efficiency and reducing work burden, thereby solving the problem of the first pressing rod of the existing device squeezing and fixing the caster on the contact positioning rod, and the entire second rotating limit plate needs to be removed for replacement, thereby reducing work efficiency and increasing work burden. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0017] Figure 3 It is a partial structural schematic diagram of the utility model.

[0018] In the figure, 1. base; 2. support frame; 3. top plate; 4. long groove; 5. caster positioning mechanism; 51. positioning plate; 52. first motor; 53. first screw rod; 54. first movable plate; 55. connecting rod; 6. caster anti-slip clamping mechanism; 61. slide groove; 62. slide plate; 63. bracket; 64. clamping wheel; 7. adjustment mechanism; 71. second motor; 72. second screw rod; 73. second movable plate; 74. guide rod; 75. sliding sleeve; 76. pull rod; 8. mounting hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example 1: Figures 1 to 3As shown, a silent caster production positioning device comprises a base 1, and a plurality of mounting holes 8 are provided in a circular array around the upper surface of the base 1. A support frame 2 is fixedly connected to the upper surface of the base 1, and a top plate 3 is fixedly connected to the top of the support frame 2. Four long grooves 4 are provided in a circular array on the upper surface of the top plate 3. A caster positioning mechanism 5 for positioning silent casters is installed on the upper surface of the top plate 3. The caster positioning mechanism 5 comprises a positioning plate 51 which is limitedly slidably connected inside the long groove 4. A first motor 52 is fixedly installed at the center position of the upper surface of the top plate 3. A first screw rod 53 is fixedly connected to the output shaft of the first motor 52. A first movable plate 54 is threadedly connected to the outer surface of the first screw rod 53. The outer surface of the first movable plate 54 is rotatably connected to connecting rods 55 around the outer surface. The other end of the connecting rod 55 is rotatably connected to the outer surface of the adjacent positioning plate 51. One side of the outer surface of the positioning plate 51 is an arc surface, and a rubber pad is fixedly connected to the outer surface of the positioning plate 51. When in use, the silent caster is put on the four positioning plates 51, the first motor 52 rotates to drive the first screw rod 53 to rotate, the first movable plate 54 is driven to move downward through the thread, and the four positioning plates 51 are driven to move outward through the connecting rod 55, so that the inner wall of the silent caster can be positioned and clamped without manual operation, thereby improving work efficiency and reducing workload, thereby solving the problem that the existing device needs manual operation and cumbersome clamping operation when in use, which reduces work efficiency and increases workload.

[0021] Example 2: Figures 1 to 3 As shown, the outer surface of the caster positioning mechanism 5 is installed with a caster anti-slipping clamping mechanism 6, which includes a slide groove 61 opened on the top of the positioning plate 51, a slide plate 62 is slidably connected inside the slide groove 61, a bracket 63 is fixedly connected to the lower surface of one end of the slide plate 62, and a clamping wheel 64 is rotatably connected to the outer surface of the bracket 63. An adjustment mechanism 7 matched with the caster anti-slipping clamping mechanism 6 is installed inside the support frame 2, and the adjustment mechanism 7 includes a second motor 71 fixedly installed at the center position of the upper surface of the base 1, the output shaft of the second motor 71 is fixedly connected to the second screw rod 72, the outer surface of the second screw rod 72 is threadedly connected to the second moving plate 73, and the outer surface of the second moving plate 73 is fixedly connected with a guide rod 74 all around, and the outer surface of the guide rod 74 is slidably sleeved with a sleeve 75, and the top of the sleeve 75 is fixedly connected with a pull rod 76, and the pull rod 76 passes through the corresponding positioning plate 51 and is fixedly connected to the lower surface of the adjacent slide plate 62. The pull rod 76 is slidably connected to the inside of the positioning plate 51.

[0022] When the positioning plate 51 positions and clamps the inner wall of the silent caster, the second motor 71 is started, and the second motor 71 rotates to drive the second screw rod 72 to rotate, and the second movable plate 73 and the guide rod 74 are driven downward by the thread, thereby driving the slide plate 62, the bracket 63 and the clamping wheel 64 to move downward through the sliding sleeve 75 and the pull rod 76, and then the outer side of the silent caster can be clamped, which can prevent the silent caster from falling off. When replacing and disassembling the silent caster, it is only necessary to retract the positioning plate 51. Due to the existence of the clamping wheel 64, there is no need to adjust the position of the clamping wheel 64, and the positioning plate 51 can be directly moved, and then the silent caster can be removed and replaced, further improving work efficiency and reducing work burden, thereby solving the problem that the first pressing rod of the existing device squeezes and fixes the caster on the contact positioning rod, and the entire second rotating limit plate needs to be removed for replacement, thereby reducing work efficiency and increasing work burden.

[0023] Working principle: When in use, the silent caster is put on the four positioning plates 51, the first motor 52 rotates to drive the first screw rod 53 to rotate, the first movable plate 54 is driven to move downward through the thread, and the four positioning plates 51 are driven to move outward through the connecting rod 55, so that the inner wall of the silent caster can be positioned and clamped without manual operation, thereby improving work efficiency and reducing workload, thereby solving the problem that the existing device needs manual operation and cumbersome clamping operation during use, which reduces work efficiency and increases workload.

[0024] When the positioning plate 51 positions and clamps the inner wall of the silent caster, the second motor 71 is started, and the second motor 71 rotates to drive the second screw rod 72 to rotate, and the second movable plate 73 and the guide rod 74 are driven downward by the thread, thereby driving the slide plate 62, the bracket 63 and the clamping wheel 64 to move downward through the sliding sleeve 75 and the pull rod 76, and then the outer side of the silent caster can be clamped, which can prevent the silent caster from falling off. When replacing and disassembling the silent caster, it is only necessary to retract the positioning plate 51. Due to the existence of the clamping wheel 64, there is no need to adjust the position of the clamping wheel 64, and the positioning plate 51 can be directly moved, and then the silent caster can be removed and replaced, further improving work efficiency and reducing work burden, thereby solving the problem that the first pressing rod of the existing device squeezes and fixes the caster on the contact positioning rod, and the entire second rotating limit plate needs to be removed for replacement, thereby reducing work efficiency and increasing work burden.

[0025] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A silent caster production positioning device, comprising a base (1), characterized in that: The upper surface of the base (1) is fixedly connected to a support frame (2), the top of the support frame (2) is fixedly connected to a top plate (3), the upper surface of the top plate (3) is provided with four long grooves (4) in a circular array, the upper surface of the top plate (3) is provided with a caster positioning mechanism (5) for positioning the silent caster, the outer surface of the caster positioning mechanism (5) is provided with a caster anti-slip clamping mechanism (6), and the interior of the support frame (2) is provided with an adjustment mechanism (7) that cooperates with the caster anti-slip clamping mechanism (6); The caster positioning mechanism (5) comprises a positioning plate (51) which is limitedly slidably connected inside the long groove (4); a first motor (52) is fixedly mounted at the center position of the upper surface of the top plate (3); the output shaft of the first motor (52) is fixedly connected to a first screw rod (53); the outer surface of the first screw rod (53) is threadedly connected to a first movable plate (54); the outer surface of the first movable plate (54) is rotatably connected to connecting rods (55) all around; the other end of the connecting rod (55) is rotatably connected to the outer surface of an adjacent positioning plate (51).

2. According to claim 1, a silent caster production positioning device is characterized by: The caster anti-slip clamping mechanism (6) comprises a slide groove (61) provided on the top of the positioning plate (51), a slide plate (62) being slidably connected inside the slide groove (61), a bracket (63) being fixedly connected to the lower surface of one end of the slide plate (62), and a clamping wheel (64) being rotatably connected to the outer surface of the bracket (63).

3. According to claim 2, a silent caster production positioning device is characterized by: The adjustment mechanism (7) comprises a second motor (71) fixedly mounted at the center position of the upper surface of the base (1); the output shaft of the second motor (71) is fixedly connected to a second screw rod (72); the outer surface of the second screw rod (72) is threadedly connected to a second movable plate (73); the outer surface of the second movable plate (73) is fixedly connected to guide rods (74) all around; the outer surface of the guide rod (74) is provided with a sliding sleeve (75); the top end of the sliding sleeve (75) is fixedly connected to a pull rod (76); the pull rod (76) passes through the corresponding positioning plate (51) and is fixedly connected to the lower surface of the adjacent slide plate (62).

4. According to claim 3, a silent caster production positioning device is characterized by: The pull rod (76) is slidably connected to the interior of the positioning plate (51).

5. According to claim 1, a silent caster production positioning device is characterized by: One side of the outer surface of the positioning plate (51) is an arc-shaped surface, and a rubber pad is fixedly connected to the outer surface of the positioning plate (51).

6. The silent caster production positioning device according to claim 1, characterized in that: A plurality of mounting holes (8) are provided in a circular array around the upper surface of the base (1).

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