CN214298870U

CN214298870U - Screw up a hoist

Info

Publication number: CN214298870U
Application number: CN202120158425.0U
Authority: CN
Inventors: 许建机
Original assignee: GAC Toyota Motor Co Ltd
Current assignee: GAC Toyota Motor Co Ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-28
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a screw up a hoist, screw up a hoist and be used for the hoist and mount to screw up the axle, the one end of screwing up the axle is provided with screws up the head, screw up an hoist and include the centre gripping subassembly and hang the subassembly, the centre gripping subassembly is formed with the centre gripping space that is used for placing the axle of screwing up, the centre gripping subassembly encloses and locates the position that the axle of screwing up is close to the head of screwing up and press from both sides tight axle of screwing up, it is connected with the centre gripping subassembly to hang the subassembly, it is used for hanging the axle of screwing up on external equipment to hang the subassembly, and hang the subassembly from holding the subassembly and extend to the direction of keeping away from the axle of screwing up. The clamping assembly surrounds the periphery of the tightening shaft and clamps the tightening shaft in the clamping space, the suspension assembly extends from the clamping assembly to the direction far away from the tightening shaft, the tightening shaft is suspended on external equipment through the suspension assembly, the tightening shaft is enabled to be fixed all the time in the tightening process, the fixed tightening shaft can be suitable for different tightening operations, universality is improved, and the tightening shaft hanger offsets reaction force generated by the tightening shaft during the tightening operation.

Description

Screw up a hoist

Technical Field

The utility model relates to an automobile manufacturing technical field, in particular to screw up a hoist.

Background

In the automobile manufacturing industry, the tightening operation of parts is often involved, the tightening operation is usually performed by using a tightening shaft, during the actual production process, a large reaction force is generated during the tightening operation of the tightening shaft, and the tightening shaft is not suitable for manual holding operation, so that the tightening shaft needs to be hoisted by using a hanger matched with the tightening shaft to counteract the reaction force, but the tightening shaft on the market is updated to the ST series through the S series, the size of the ST series tightening shaft is not the same as that of the S series tightening shaft, and the existing hanger is not matched with the ST series tightening shaft, so that the types of tightening operations which can be performed by the ST series tightening shaft are few, the universality is low, the tightening quality is poor, and the product yield is reduced and the operation time is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screw up a hoist, aim at solving the current problem that screw up a commonality is low, reaction force is big.

For realize above-mentioned purpose, the utility model provides a screw up a hoist, screw up a hoist and be used for the hoist and mount to screw up the axle, the one end of screwing up the axle is provided with screws up the head, screw up an hoist and include the centre gripping subassembly and hang the subassembly, the centre gripping subassembly is formed with and is used for placing screw up the centre gripping space of axle, the centre gripping subassembly encloses to be located screw up the axle and be close to screw up the position of head and press from both sides tightly screw up the axle, hang the subassembly with the centre gripping subassembly is connected, hang the subassembly be used for with screw up the axle and hang on external equipment, just hang the subassembly certainly the centre gripping subassembly is to keeping away from screw up the direction extension of axle.

Preferably, the clamping assembly comprises two oppositely arranged clamping rings, the two clamping rings surround the clamping space, and the two clamping rings are detachably connected.

Preferably, the two clamping rings are sleeved outside the tightening shaft, the inner edge of each clamping ring is matched with the outer edge of the tightening shaft, and the two clamping rings are connected through a fastener.

Preferably, the two clamping rings are an upper clamping ring and a lower clamping ring respectively, the upper clamping ring is located above the lower clamping ring, and the upper clamping ring comprises an upper arc body and two upper abutting parts which are correspondingly connected to two ends of the upper arc body respectively; the lower clamping ring comprises a lower arc body and two lower abutting parts which are respectively and correspondingly connected to two ends of the lower arc body, and the upper abutting parts are connected with the lower abutting parts through the fastening pieces.

Preferably, the upper abutting portion is provided with a through hole, the lower abutting portion is provided with a mounting hole at a position corresponding to the through hole, and the fastener penetrates through the through hole and extends into the mounting hole, so that the upper clamping ring is connected with the lower clamping ring.

Preferably, the upper abutting portion is provided with positioning protrusions arranged at intervals with the through holes, and the lower abutting portion corresponding to the upper abutting portion is provided with positioning grooves matched with the positioning protrusions.

Preferably, the suspension assembly includes extension rod and rings, the one end of extension rod with go up the arc body and be connected, the other end of extension rod from go up the arc body to keeping away from the direction of screwing up the axle extends and with rings are connected.

Preferably, the extension rod includes interconnect's bending section and extension section, the bending section includes interconnect's connecting portion and kink, connecting portion certainly go up the arc body to keeping away from the direction of tightening the head extends, just connecting portion with the extending direction of tightening the axle is unanimous, the kink is relative connecting portion bending type sets up, just the kink with distance between the tightening axle is along keeping away from the direction of tightening the head is the gradual expansion setting, the extension section certainly the kink is to keeping away from the direction of tightening the axle extends, rings connect in the extension section is kept away from the one end of kink.

Preferably, the hanging ring is integrally formed on the extension rod.

Preferably, the tightening shaft hanger is made of a hard material.

The utility model discloses among the screwing up a hoist, the periphery of screwing up the axle is located to the centre gripping subassembly enclosure, and will screw up the axle and press from both sides tightly in the centre gripping space, hang the subassembly from the centre gripping subassembly to keeping away from the direction extension of screwing up the axle, screw up the axle when using and screw up the operation, screw up the head and can screw up the axle relatively and rotate, screw up with the work piece that will tighten up, will screw up the axle through hanging the subassembly and hang on external equipment, so that screw up the axle and fix all the time at the tightening in-process, this screws up the axle hoist and can assist the different series of axle of screwing up and screw up the operation, it has the commonality height to screw up an hoist, convenient to use's swift advantage. The tightening shaft hanger is used for hoisting the tightening shaft, so that the tightening shaft is always fixed during tightening operation, the fixed tightening shaft can be suitable for different tightening operations, the universality is improved, the tightening quality and the qualification rate of products are improved, the working hours of the tightening operation are reduced, the tightening efficiency is improved, in addition, the tightening shaft is fixed through the tightening shaft hanger, the reaction force generated during the tightening operation of the tightening shaft is offset, the stability of the tightening shaft in the tightening process is enhanced, and the production quality is further improved.

Drawings

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

Fig. 1 is a schematic structural view of a tightening shaft hoisted by a tightening shaft hanger according to an embodiment of the present invention;

fig. 2 is a schematic view of a partial structure of a tightening axle hanger according to an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Screw up a hoist	1241	Mounting hole
10	Clamping assembly	1242	Positioning groove
				11	Clamping space	20	Suspension assembly
12	Clamping ring	21	Extension rod
				12a	Upper clamping ring	211	Bending section
121	Upper arc body	2111	Connecting part
				122	Upper abutting part	2112	A bent part
1221	Through hole	212	Extension section
				1222	Positioning projection	22	Hanging ring
12b	Lower clamping ring	200	Tightening shaft
				123	Lower arc body	201	Tightening head
124	Lower abutting part

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

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

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The present invention is described in the directions of "up", "down", "front", "back", "left", "right", etc. with reference to the directions shown in fig. 1 and 2, and is only used to explain the relative positional relationship between the respective components in the postures shown in fig. 1 and 2, and if the specific posture is changed, the directional indication is correspondingly changed accordingly.

The utility model provides a screw up a hoist.

A tightening shaft hanger 100 of the present embodiment, the tightening shaft hanger 100 is used for lifting a tightening shaft 200, one end of the tightening shaft 200 is provided with a tightening head 201, the tightening shaft hanger 100 includes a clamping assembly 10 and a suspension assembly 20, the clamping assembly 10 is formed with a clamping space 11 for placing the tightening shaft 200, the clamping assembly 10 is enclosed at a position of the tightening shaft 200 close to the tightening head 201 and clamps the tightening shaft 200, the suspension assembly 20 is connected with the clamping assembly 10, the suspension assembly 20 is used for suspending the tightening shaft 200 from an external device, and the suspension assembly 20 extends from the clamping assembly 10 in a direction away from the tightening shaft 200.

As shown in fig. 1, the clamping unit 10 is disposed around the outer circumference of the tightening shaft 200, the tightening shaft 200 is clamped in the clamping space 11, the suspension unit 20 extends upward from the clamping unit 10, the tightening head 201 can rotate relative to the tightening shaft 200 to tighten a workpiece to be tightened when the tightening shaft 200 is used for tightening, the tightening shaft 200 is suspended from an external device by the suspension unit 20 to be fixed during the tightening process, the tightening shaft spreader 100 is applicable to S-series tightening shafts, ST-series tightening shafts, and other series of tightening shafts, the tightening shaft spreader 100 can assist different series of tightening shafts in tightening, and the tightening shaft spreader 100 has advantages of high versatility and convenience and rapidness in use.

The tightening shaft hanger 100 lifts the tightening shaft 200 so that the tightening shaft 200 is always fixed during tightening, and the fixed tightening shaft 200 can be applied to different tightening operations, for example, the tightening shaft hanger 100 is used to perform torque converter tightening in cooperation with the tightening shaft 200, thereby not only improving universality, improving tightening quality and product yield, but also reducing the working hours of the tightening operation and improving tightening efficiency, and in addition, the tightening shaft hanger 100 fixes the tightening shaft 200, counteracting force generated during tightening operation of the tightening shaft 200 is offset, the stability of the tightening shaft 200 during tightening is enhanced, and the production quality is further improved.

In this embodiment, the clamping assembly 10 includes two clamping rings 12 disposed oppositely, the two clamping rings 12 enclose a clamping space 11, and the two clamping rings 12 are detachably connected. As shown in fig. 1 and 2, the two clamping rings 12 oppositely arranged enclose a clamping space 11, when the tightening shaft 200 needs to be used, firstly, the tightening shaft 200 is placed in the clamping space 11, so that the two clamping rings 12 are matched and clamped with the tightening shaft 200 in the clamping space 11, then, the tightening operation can be performed by suspending the tightening shaft 200 on external equipment through the suspension assembly 20, the two clamping rings 12 detachably connected facilitate the dismounting and mounting of the tightening shaft 200, the structural design is reasonable, and the tightening efficiency is further improved.

Further, two clamping rings 12 are sleeved outside the tightening shaft 200, the inner edge of each clamping ring 12 matches with the outer edge of the tightening shaft 200, and the two clamping rings 12 are connected by a fastener (not shown). As shown in fig. 1 and 2, the inner edge of the retainer ring 12 matches the outer edge of the tightening shaft 200, so that when the two retainer rings 12 are engaged with and clamped on the tightening shaft 200, the inner edge of each retainer ring 12 abuts against the outer edge of the tightening shaft 200, and the two retainer rings 12 are connected by the fastening member, thereby further improving the stability of the assembly.

The two clamp rings 12 of the tightening shaft hanger 100 of the present embodiment are an upper clamp ring 12a and a lower clamp ring 12b, respectively, the upper clamp ring 12a is located above the lower clamp ring 12b, and the upper clamp ring 12a includes an upper arc body 121 and two upper abutting portions 122 respectively and correspondingly connected to two ends of the upper arc body 121; the lower clamp ring 12b includes a lower arc body 123 and two lower contact portions 124 correspondingly connected to two ends of the lower arc body 123, respectively, and the upper contact portion 122 is connected to the corresponding lower contact portion 124 through a fastener.

As shown in fig. 1 and fig. 2, the upper clamping ring 12a includes the upper arc body 121 and two upper abutting portions 122 respectively located at the front end and the rear end of the upper arc body 121, the lower clamping ring 12b includes the lower arc body 123 and two lower abutting portions 124 respectively located at the front end and the rear end of the lower arc body 123, the two upper abutting portions 122 are respectively connected with the two lower abutting portions 124 in a one-to-one correspondence manner through two fasteners, and the connecting portions of the upper abutting portions 122 and the lower abutting portions 124 corresponding thereto are flush, thereby realizing detachable connection between the upper clamping ring 12a and the lower clamping ring 12b, and the structure design is reasonable and easy to manufacture.

In this embodiment, the upper abutting portion 122 has a through hole 1221, the lower abutting portion 124 has a mounting hole 1241 at a position corresponding to the through hole 1221, and the fastener penetrates through the through hole 1221 and extends into the mounting hole 1241, so that the upper clamping ring 12a is connected to the lower clamping ring 12 b. As shown in fig. 1 and 2, the fastener passes through the upper abutment portion 122 from the through hole 1221 and extends into the mounting hole 1241 of the lower abutment portion 124 to connect the upper clamp ring 12a with the lower clamp ring 12b, so that the upper clamp ring 12a and the lower clamp ring 12b cooperate to clamp the tightening shaft 200 located in the clamp space 11. In the preferred embodiment, the through-holes 1221 are countersunk holes, the mounting holes 1241 are threaded holes, and the fasteners may be countersunk screws as known in the art.

In an embodiment, the upper abutting portion 122 is provided with a positioning protrusion 1222 spaced from the through hole 1221, and the lower abutting portion 124 corresponding to the upper abutting portion 122 is opened with a positioning groove 1242 matched with the positioning protrusion 1222. As shown in fig. 2, the positioning protrusions 1222 and the through holes 1221 are spaced at the upper abutting portion 122, the positioning grooves 1242 and the mounting holes 1241 are spaced at the lower abutting portion 124, and the positioning protrusions 1222 can be matched with the positioning grooves 1242, so as to facilitate connection between each upper abutting portion 122 and the corresponding lower abutting portion 124, thereby performing positioning and mounting functions, and further improving the assembly efficiency.

The suspension assembly 20 of the tightening shaft hanger 100 of the present embodiment includes an extension rod 21 and a suspension ring 22, wherein one end of the extension rod 21 is connected to the upper arc body 121, and the other end of the extension rod 21 extends from the upper arc body 121 in a direction away from the tightening shaft 200 and is connected to the suspension ring 22. As shown in fig. 1, the lower end of the extension rod 21 is connected to the upper arc body 121, the upper end of the extension rod 21 is connected to the hanging ring 22, and when the tightening shaft 200 is used for tightening, the tightening shaft 200 is hung on external equipment through the hanging ring 22, so that the tightening operation can be performed.

In this embodiment, the extension rod 21 includes a bending portion 211 and an extension portion 212 that are connected to each other, the bending portion 211 includes a connecting portion 2111 and a bending portion 2112 that are connected to each other, the connecting portion 2111 extends from the upper arc 121 in a direction away from the tightening head 201, and the connecting portion 2111 is aligned with the extending direction of the tightening shaft 200, the bending portion 2112 is bent relative to the connecting portion 2111, a distance between the bending portion 2112 and the tightening shaft 200 is gradually enlarged in a direction away from the tightening head 201, the extension portion 212 extends from the bending portion 2112 in a direction away from the tightening shaft 200, and the hanging ring 22 is connected to one end of the extension portion 212 that is away from the bending portion 2112.

As shown in fig. 1, the connecting portion 2111 extends leftward from the upper arc 121, and is parallel to the tightening shaft 200, the bent portion 2112 is bent leftward and upward from the connecting portion 2111, the extending portion 212 extends upward from the bent portion 2112, the hanging ring 22 is connected to the upper end of the extending portion 212, and the bent portion 211 functions to avoid external devices.

In this embodiment, as shown in fig. 1, the hanging ring 22 is integrally formed on the extension rod 21, and the extension rod 21 is an integrally formed product, which is not only easy to manufacture, but also has the advantages of saving assembly steps and omitting assembly errors. In addition, the tightening shaft hanger 100 is made of hard material, and the material of the tightening shaft hanger 100 can be steel in the prior art, so that the reaction force generated when the tightening shaft 200 is tightened can be offset, the stability of the tightening shaft 200 in the tightening process is enhanced, and the manufacturing cost of the tightening shaft hanger 100 is reduced.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The tightening shaft hanger is used for hoisting a tightening shaft, a tightening head is arranged at one end of the tightening shaft, the tightening shaft hanger comprises a clamping component and a suspension component, the clamping component is provided with a clamping space for placing the tightening shaft, the clamping component is arranged at the position, close to the tightening head, of the tightening shaft in a surrounding mode and clamps the tightening shaft, the suspension component is connected with the clamping component, the suspension component is used for suspending the tightening shaft on external equipment, and the suspension component extends from the clamping component to the direction far away from the tightening shaft.

2. The tightening spindle hanger of claim 1, wherein the clamping assembly includes two oppositely disposed clamping rings, the two clamping rings enclosing the clamping space, the two clamping rings being removably connected.

3. The tightening shaft hanger of claim 2, wherein the two clamping rings are sleeved outside the tightening shaft, an inner edge of each clamping ring is matched with an outer edge of the tightening shaft, and the two clamping rings are connected through a fastener.

4. The tightening shaft hanger according to claim 3, wherein the two clamp rings are an upper clamp ring and a lower clamp ring, respectively, the upper clamp ring is located above the lower clamp ring, and the upper clamp ring includes an upper arc body and two upper abutting portions respectively correspondingly connected to both ends of the upper arc body; the lower clamping ring comprises a lower arc body and two lower abutting parts which are respectively and correspondingly connected to two ends of the lower arc body, and the upper abutting parts are connected with the lower abutting parts through the fastening pieces.

5. The tightening shaft hanger of claim 4, wherein the upper abutting portion has a through hole, the lower abutting portion has a mounting hole corresponding to the through hole, and the fastening member is inserted into the through hole and extends into the mounting hole to connect the upper clamping ring and the lower clamping ring.

6. The tightening shaft hanger according to claim 5, wherein the upper abutting portion is provided with positioning protrusions spaced from the through holes, and the lower abutting portion corresponding to the upper abutting portion is provided with positioning grooves engaged with the positioning protrusions.

7. The tightening shaft hanger of claim 4, wherein the suspension assembly comprises an extension rod and a hanging ring, one end of the extension rod is connected with the upper arc body, and the other end of the extension rod extends from the upper arc body in a direction away from the tightening shaft and is connected with the hanging ring.

8. The tightening shaft hanger according to claim 7, wherein the extension rod includes a bending portion and an extension portion connected to each other, the bending portion includes a connecting portion and a bending portion connected to each other, the connecting portion extends from the upper arc body in a direction away from the tightening head, the connecting portion is aligned with the extension direction of the tightening shaft, the bending portion is bent relative to the connecting portion, the distance between the bending portion and the tightening shaft is gradually increased in a direction away from the tightening head, the extension portion extends from the bending portion in a direction away from the tightening shaft, and the hanging ring is connected to an end of the extension portion away from the bending portion.

9. The tightening spindle hanger of claim 7, wherein the lifting eye is integrally formed with the extension rod.

10. The tightening shaft hanger of any one of claims 1-9, wherein the tightening shaft hanger is a hard material.