CN214394021U

CN214394021U - Back wheel drawing tool

Info

Publication number: CN214394021U
Application number: CN202023123688.2U
Authority: CN
Inventors: 丛滋东
Original assignee: Tianjin Xingbiao Technology Development Co ltd
Current assignee: Tianjin Xingbiao Technology Development Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-10-15
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a frock is drawn to back wheel relates to the relevant technical field of back wheel. The utility model discloses an external member, first adjustable shelf, second adjustable shelf and lead screw, one side fixedly connected with contact plate of external member, the contact plate butt is on the back wheel body, and the back wheel body cup joints on the axle spare, and the internal thread of external member runs through there is the lead screw, and the lead screw passes through butt cover butt on the axle spare, and the upper portion and the lower part of contact plate are fixed with first adjustable shelf and second adjustable shelf respectively through the bolt, and equal swing joint has the moving part in first adjustable shelf and the second adjustable shelf. The utility model discloses a paste the butt board and lean on the back wheel body to adjust first adjustable shelf, second adjustable shelf and moving part, make the moving part butt on the axle piece, drive butt cover butt axle piece through rotating the lead screw at last, can draw the action through the moving part to the back wheel, take off the back wheel body from the axle piece fast.

Description

Back wheel drawing tool

Technical Field

The utility model belongs to the technical field of the back wheel is relevant, especially relate to a frock is drawn to back wheel.

Background

The back wheel is an important component in a mechanical transmission system, is commonly used for connecting two shafts or a shaft and a rotary part to transmit torque and motion, and is widely applied to the industrial departments of metallurgy, chemical industry, machinery, vehicles and ships, electronics, airplanes and the like. When the backrest wheel needs to be detached from the shaft member, the backrest wheel is usually required to be pulled out from the shaft member by using the backrest wheel pulling tool, but the existing backrest wheel pulling tool has the following defects:

1. the existing drawing tool is single in structure, generally only can be used for drawing the backrest wheel of a specific model, and is large in limitation.

2. The existing drawing tool is heavy in structure, large in size, poor in flexibility during use, inconvenient to carry and use, and poor in using effect.

There is therefore a great need in the market for improved techniques to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frock is drawn to back wheel, through pasting the butt board and leaning on the back wheel body, and adjust first adjustable shelf, second adjustable shelf and moving part, make the moving part butt on the axle, drive butt cover butt axle spare through rotating the lead screw at last, can draw the action to the back wheel through the moving part, take off the back wheel body from the axle spare fast, it draws frock single structure to have solved current back wheel, can't draw the back wheel of different models, and draw frock structure heavy, the inconvenient problem of carrying.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a frock is drawn to back wheel, including external member, first adjustable shelf, second adjustable shelf and lead screw, one side fixedly connected with contact plate of external member, the contact plate butt is on the back wheel body, the back wheel body cup joints on the axle spare, the inside screw thread of external member runs through there is the lead screw, the lead screw passes through butt cover butt on the axle spare, the upper portion and the lower part of contact plate are fixed with first adjustable shelf and second adjustable shelf respectively through the bolt, equal swing joint has the moving part in first adjustable shelf and the second adjustable shelf.

Further, the screw rod thread penetrates through a nut seat embedded and fixed in the sleeve, a hand-operated piece is fixed at one end, far away from the abutting sleeve, of the screw rod, and the abutting sleeve is movably sleeved on the screw rod.

Furthermore, a through groove is formed in the center of the contact plate, the aperture of the through groove is larger than the diameter of the shaft, the abutting sleeve penetrates through the through groove and abuts against the shaft, and the end face of the abutting sleeve is smaller than the end face of the shaft.

Furthermore, the bolt penetrates through the contact plate and is screwed into a threaded hole formed in the first movable frame in a threaded manner, and the bolt penetrates through the contact plate and is screwed into a threaded hole formed in the second movable frame in a threaded manner.

Furthermore, a sliding groove is formed in the lower portion of the first movable frame, the movable part inside the first movable frame slides along the sliding groove, a screw rod is movably arranged inside the sliding groove, the upper end of the screw rod penetrates through the first movable frame and is fixedly sleeved with an adjusting wheel, and the lower end of the screw rod is screwed into a threaded hole formed in the movable part.

Furthermore, the second movable frame and the first movable frame are the same in structure, the second movable frame and the first movable frame are symmetrically arranged about the center of the contact plate, and the movable members on the first movable frame and the second movable frame are abutted to the end face of the rear side of the backrest wheel body.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the bolt, first adjustable shelf, second adjustable shelf and moving part, when drawing the back wheel, through rotating the regulating wheel, adjust the inside moving part of first adjustable shelf and second adjustable shelf to suitable position, through the rotating bolt after that, drive first adjustable shelf and second adjustable shelf and remove, make the moving part butt on the back wheel, can draw the back wheel of different models, make this back wheel draw the use that the frock can be more nimble, improve the practicality of drawing the frock, it draws the frock fixed single of structure to have solved current back wheel, can't draw the back wheel of different models, the great problem of limitation.

2. The utility model discloses a set up the external member, the contact plate, first adjustable shelf, second adjustable shelf and lead screw, through taking turns to the contact plate butt at the back, and make the moving part butt in first adjustable shelf and the second adjustable shelf take turns to at the back, through rotating the lead screw, can drive butt cover butt on the axle, and then the reaction drives the moving part and draws the back, accomplish the action of drawing to the back, this back is taken turns and is drawn frock easy operation, and the structure is light, and convenient to carry, make this back take turns and draw the frock and can be applicable to multiple occasion, excellent in use effect, it is heavy to have solved current back take turns and draw the frock structure, inconvenient removal is carried, the great problem of limitation.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an internal structural view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 3 is a right side view of the present invention;

fig. 4 is a left side view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a kit; 2. a contact plate; 201. a through groove; 3. a bolt; 4. a first movable frame; 401. an adjustment wheel; 402. a movable member; 403. a screw; 404. a chute; 5. a back wheel body; 6. a shaft member; 7. a second movable frame; 8. a screw rod; 801. a hand piece; 802. and a butting sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, 3 and 4, the present invention relates to a backrest pulley drawing tool, which comprises a sleeve member 1, a first movable frame 4, a second movable frame 7 and a screw rod 8, wherein a contact plate 2 is fixedly connected to one side of the sleeve member 1, the contact plate 2 abuts against a backrest pulley body 5, the backrest pulley body 5 is sleeved on a shaft member 6, the screw rod 8 penetrates through the internal thread of the sleeve member 1, the screw rod 8 penetrates through a nut seat embedded and fixed in the sleeve member 1, a hand-cranking member 801 is fixed to one end of the screw rod 8 away from an abutting sleeve 802, the abutting sleeve 802 is movably sleeved on the screw rod 8, when the backrest pulley body 5 is drawn, a movable member 402 on the first movable frame 4 and the second movable frame 7 abuts against the backrest pulley body 5, then the backrest pulley body 5 is heated to a certain temperature by using a heating device such as a flame spray, and the like, then the screw rod 8 can be driven to rotate by rotating the hand-cranking member 801, the screw rod 8 rotates to drive the abutting sleeve 802 to axially move along the screw rod 8, so that the abutting sleeve 802 abuts against the shaft 6, and the hand-operated part 801 continues to rotate, the backrest pulley body 5 can be pulled from the shaft 6, the screw rod 8 abuts against the shaft 6 through the abutting sleeve 802, the through groove 201 is formed in the center of the contact plate 2, the aperture of the through groove 201 is larger than the shaft diameter of the shaft 6, the abutting sleeve 802 penetrates through the through groove 201 and abuts against the shaft 6, the end face of the abutting sleeve 802 is smaller than the end face of the shaft 6, so that the abutting sleeve 802 can independently apply axial acting force to the shaft 6, the first movable frame 4 and the second movable frame 7 are respectively fixed on the upper portion and the lower portion of the contact plate 2 through the bolts 3, the bolts 3 penetrate through the contact plate 2 and are screwed into threaded holes formed in the first movable frame 4, the bolts 3 penetrate through the contact plate 2 and are screwed into threaded holes formed in the second movable frame 7, after the movable members 402 inside the first movable frame 4 and the second movable frame 7 are adjusted to the proper positions, the bolts 3 are respectively rotated to drive the first movable frame 4 and the second movable frame 7 to move towards the contact plate 2, so that the movable members 402 abut against the end surface of the rear side of the backrest wheel body 5, and the movable members 402 are movably connected in the first movable frame 4 and the second movable frame 7.

As shown in fig. 1-2, a sliding groove 404 is formed at a lower portion of the first movable frame 4, the movable member 402 inside the first movable frame 4 slides along the sliding groove 404, a screw 403 is movably disposed inside the sliding groove 404, an upper end of the screw 403 penetrates through the first movable frame 4 and is fixedly sleeved with an adjusting wheel 401, a lower end of the screw 403 is screwed into a threaded hole formed in the movable member 402, the screw 403 can be driven to rotate by rotating the adjusting wheel 401, the screw 403 can be driven to rotate to drive the movable member 402 to slide along the sliding groove 404 in a reverse manner, the second movable frame 7 has the same structure as the first movable frame 4, the second movable frame 7 and the first movable frame 4 are symmetrically arranged about a center of the contact plate 2, the movable members 402 on the first movable frame 4 and the second movable frame 7 are abutted against an end face of a rear side of the caster body 5, when the contact plate 5 is pulled, the contact plate is abutted against the caster body 5, then, the movable member 402 is moved outward of the first movable frame 4 and the second movable frame 7 by rotating the adjustment wheel 401, and the movable member 402 can abut against the back wheel body 5 until the movable member 402 moves axially along the shaft member 6.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solution recorded in the foregoing embodiments is modified, and some technical features are replaced by equivalent, all belonging to the protection scope of the present invention.

Claims

1. The utility model provides a frock is drawn to backed wheel, includes external member (1), first adjustable shelf (4), second adjustable shelf (7) and lead screw (8), its characterized in that: one side fixedly connected with contact plate (2) of external member (1), contact plate (2) butt is on back wheel body (5), back wheel body (5) cup joint on axle spare (6), the internal thread of external member (1) runs through there is lead screw (8), lead screw (8) are through butt cover (802) butt on axle spare (6), the upper portion and the lower part of contact plate (2) are fixed with first adjustable shelf (4) and second adjustable shelf (7) respectively through bolt (3), equal swing joint has moving part (402) in first adjustable shelf (4) and second adjustable shelf (7).

2. The backrest pulley drawing tool according to claim 1, wherein a nut seat is fixedly embedded in the screw penetrating sleeve (1) of the lead screw (8), a hand-cranking piece (801) is fixed at one end, far away from the abutting sleeve (802), of the lead screw (8), and the abutting sleeve (802) is movably sleeved on the lead screw (8).

3. The backrest pulley drawing tool according to claim 1, wherein a through groove (201) is formed in the center of the contact plate (2), the aperture of the through groove (201) is larger than the diameter of the shaft (6), the abutting sleeve (802) penetrates through the through groove (201) and abuts against the shaft (6), and the end face of the abutting sleeve (802) is smaller than the end face of the shaft (6).

4. The backrest pulley drawing tool according to claim 1, wherein the bolt (3) penetrates through the contact plate (2) and is screwed into a threaded hole formed in the first movable frame (4), and the bolt (3) penetrates through the contact plate (2) and is screwed into a threaded hole formed in the second movable frame (7).

5. The backrest pulley drawing tool according to claim 1, wherein a sliding groove (404) is formed in the lower portion of the first movable frame (4), the movable member (402) inside the first movable frame (4) slides along the sliding groove (404), a screw rod (403) is movably arranged inside the sliding groove (404), the upper end of the screw rod (403) penetrates through the first movable frame (4) and is fixedly sleeved with an adjusting wheel (401), and the lower end of the screw rod (403) is screwed into a threaded hole formed in the movable member (402).

6. The backrest pulley drawing tool according to claim 1, wherein the second movable frame (7) and the first movable frame (4) are identical in structure, the second movable frame (7) and the first movable frame (4) are symmetrically arranged about the center of the contact plate (2), and moving members (402) on the first movable frame (4) and the second movable frame (7) abut against the end face of the rear side of the backrest pulley body (5).