CN210232860U

CN210232860U - Assembly workbench

Info

Publication number: CN210232860U
Application number: CN201921270252.0U
Authority: CN
Inventors: Bing Ye; 叶冰; Jin Li; 李进; Shuai Zhuo; 卓帅
Original assignee: CRSC Railway Vehicle Co Ltd
Current assignee: CRSC Railway Vehicle Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-04-03
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses an assembly workbench, be connected, be used for bearing and remove the objective table of waiting to assemble the part including the base and with the base cooperation, still include for the objective table for the base motion realize wait to assemble the part and remove to the guiding mechanism of assembly station and locate the base, be used for adjusting the rolling subassembly of the frictional force of objective table and base. The assembly workbench is simple in structure, the overall size and weight of the assembly workbench are smaller than those of the assembly workbench using a standard bearing and a linear guide rail, the complicated process of selecting and matching the bearing or the guide rail by a workbench designer can be omitted, and the design flexibility is improved; meanwhile, the friction force between the base and the objective table can be reduced, and the guide mechanism is arranged between the base and the objective table, so that a worker can easily push the objective table to accurately move, and the assembly is more efficient and labor-saving.

Description

Assembly workbench

Technical Field

The utility model relates to a mechanical assembly technical field, in particular to assembly workbench.

Background

When two larger components need to be assembled, the first scheme is to fix the first component, then place the second component on an assembly platform, and adjust the relative position of the first component and the second component by manually pushing and swinging the second component after knocking or lifting; the second scheme of the prior art is to realize the translation and rotation of the assembly platform by installing standard moving parts such as a linear guide rail, a thrust bearing and the like on the assembly platform. In the first scheme, when the component is knocked or pushed, the movement angle and position of the component are not easy to control, and when the component with large mass is pushed, labor is consumed, and more labor hours are needed for workers to adjust the component to a proper position; in the second scheme, the mobile assembly platform provided with the thrust bearing and the linear guide rail is large in size and complex in structure, and when the platform is designed, designers spend more time on selecting types of standard motion components such as the thrust bearing and the linear guide rail, and the thrust bearing and the linear guide rail which are appropriate in size and have no waste in bearing capacity are difficult to find so as to meet the mobile assembly requirements of large-size and large-mass components.

Therefore, how to avoid the technical problem that the conventional assembly scheme is difficult to meet the moving assembly requirement of large-size and high-mass parts is the technical problem which needs to be solved by the technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an assembly table, this assembly table simple structure just can reduce workman's intensity of labour through the frictional force that reduces between base and the objective table, makes the workman can easily promote the objective table and accurately remove to the assembly station to it is laborsaving to make the assembly more efficient.

In order to achieve the above object, the utility model provides an assembly table, including the base and with the base cooperation is connected, is used for bearing and removes the objective table of waiting to assemble the part, still includes and is used for supplying the objective table for the base motion is realized waiting to assemble the part and is removed to the guiding mechanism of assembly station and is located the base, is used for adjusting the objective table with the rolling subassembly of the frictional force of base.

Optionally, the guiding mechanism is specifically a rotary guiding mechanism, and the rotary guiding mechanism includes a guiding cylinder perpendicular to the object stage and fixedly connected to the object stage, and a guiding circular hole provided on the base and used for the guiding cylinder to be inserted into so that the object stage rotates around the axis of the guiding cylinder.

Optionally, the guide mechanism is specifically a linear guide mechanism, and the linear guide mechanism includes a guide block perpendicular to the object stage and fixedly connected to the object stage, and a guide groove provided on the base and used for allowing the guide block to move in a linear direction.

Optionally, the rolling assembly is specifically a circumferential rolling assembly, the circumferential rolling assembly includes a plurality of first rollers which are arranged on the base, are uniformly distributed along the circumferential direction, and are used for adjusting the friction force between the object stage and the base, and further includes first roller grooves which are arranged on the upper end surface of the base, are arranged in one-to-one correspondence with the first rollers, and are used for installing the first rollers.

Optionally, the guide block is a guide block with a rectangular cross section, and the guide groove is an elongated guide groove.

Optionally, the rolling assembly is specifically a linear rolling assembly, the linear rolling assembly includes a plurality of second rollers that are disposed on the base, are uniformly distributed along a plurality of mutually parallel straight lines, and are used for adjusting the friction force between the object stage and the base, and a second roller groove that is disposed on the upper end surface of the base, is in one-to-one correspondence with the second rollers, and is used for mounting the second rollers.

Optionally, a locking mechanism is included to adjust the sensitivity of the stage to movement.

Optionally, the locking mechanism includes a locking bolt for passing through the base and the object stage and a locking nut for screwing with the locking bolt to lock the object stage and the base.

Optionally, be equipped with on the objective table along its thickness direction link up, be used for supplying the locking groove that locking bolt wore to establish, the base includes the platform that the level set up, be equipped with on the platform along its thickness direction link up, be used for supplying the locking hole that locking bolt wore to establish from bottom to top.

Optionally, the locking groove is a circular arc-shaped locking groove, and the locking hole is a circular hole.

Compared with the prior art, the utility model discloses to the different requirements of large-scale part assembly, an assembly workbench has been designed, specifically speaking, above-mentioned assembly workbench includes base and objective table, wherein, the base plays the supporting role, and objective table and base cooperation are connected, and the objective table is used for bearing the weight of waiting to assemble the part and moves it to the assembly station; further, the assembly workbench further comprises a guide mechanism and a rolling assembly, wherein the guide mechanism is used for enabling the object stage to move relative to the base, so that a worker can easily push the object stage to enable the part to be assembled to move to the assembly station, the rolling assembly is arranged on the base, and the rolling assembly is arranged to reduce friction force between the object stage and the base, so that labor intensity of the worker is reduced. The arrangement mode can reduce the friction force between the base and the object stage, and the guide mechanism is arranged between the base and the object stage, so that a worker can easily push the object stage to accurately move, and the assembly is more efficient and labor-saving; in addition, compared with the traditional assembly mode, the assembly workbench does not use standard moving parts such as a thrust bearing, a linear guide rail and the like, so that the assembly workbench is simple in structure, and the overall size and weight of the assembly workbench are smaller than those of the assembly workbench using the standard bearing and the linear guide rail; meanwhile, the complicated process of selecting and matching the bearing or the guide rail by a workbench designer can be omitted, so that the time cost can be saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an assembly schematic view of an assembly workbench according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a base in FIG. 1;

fig. 3 is a schematic structural diagram of an object stage in fig. 1.

Wherein:

1-base, 2-rolling component, 3-guiding mechanism, 4-objective table, 5-locking mechanism, 6-guiding round hole, 7-locking hole, 8-guiding cylinder and 9-locking groove.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide an assembly workbench, this assembly workbench can reduce workman's intensity of labour through the frictional force that reduces between base and the objective table, and the workman can easily promote the objective table simultaneously and accurately remove to the assembly station, makes the assembly more efficient laborsaving.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

It should be noted that the following directional terms such as "upper end, lower end, left side, right side" and the like are defined based on the drawings of the specification.

Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is an assembly schematic view of an assembly workbench according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of a base in FIG. 1; fig. 3 is a schematic structural diagram of an object stage in fig. 1.

The assembly workbench provided by the embodiment of the utility model is used for the assembly work of large-scale parts, and comprises a base 1 and an object stage 4, wherein the base 1 is arranged below the object stage 4 and plays a supporting role, the object stage 4 is matched and connected with the base 1, and the object stage 4 is used for bearing the parts to be assembled and moving the parts to the assembly station to complete the assembly task; of course, according to actual needs, the base 1 may be specifically configured to include a platform and four supporting legs connected to the platform, the four supporting legs are respectively disposed at four corners of the rectangular platform, and the object stage 4 may be specifically configured to be a rectangular stage body similar to the platform in shape.

The assembly workbench further comprises a guide mechanism 3 and a rolling assembly 2, wherein the guide mechanism 3 is used for moving the object stage 4 relative to the base 1, the relative movement can comprise rotation in a preset direction or translation in a preset path, that is, under the action of the guide mechanism 3, the guide effect on the object stage 4 can be realized, and the arrangement mode can enable a worker to easily push the object stage 4 to move in the preset path or rotate in the preset direction, so that the component to be assembled can be moved to the assembly station; the rolling component 2 is arranged on the base 1, and the arrangement of the rolling component 2 is used for reducing the friction force between the object stage 4 and the base 1, so that the object stage 4 can move relative to the base 1 conveniently and the labor intensity of workers is reduced.

The arrangement mode can reduce the friction force between the base 1 and the object stage 4, and the guide mechanism 3 is arranged between the base 1 and the object stage 4, so that a worker can easily push the object stage 4 to accurately move, and the assembly is more efficient and labor-saving; in addition, compared with the traditional assembly mode, the assembly workbench does not use standard moving parts such as a thrust bearing, a linear guide rail and the like, so that the assembly workbench is simple in structure, and smaller in overall size and weight, and is convenient to transfer; meanwhile, designers do not need to waste time and labor to select standard moving parts with proper sizes and bearing capacities, and therefore time and cost can be saved.

Of course, the guiding mechanism 3 may be specifically configured to be a mechanism capable of rotating or translating the object stage 4 relative to the base 1, for example, the guiding mechanism 3 may include a guiding connecting member and a guiding connecting hole, the guiding connecting member may be disposed on the object stage 4 or the base 1, and correspondingly, the guiding connecting hole may be disposed on the base 1 or the object stage 4, so that the guiding function for the object stage 4 may be achieved through the guiding connecting member and the guiding connecting hole; the rolling assembly 2 may be specifically configured as an assembly including a roller, for example, a plurality of roller grooves may be discretely disposed on the base 1 along a certain direction, the roller is freely disposed in the roller groove, and the object stage 4 is placed on a rolling surface of the roller, so that the object stage 4 generates a relative motion with the base 1 through the roller, which may reduce a friction force between the object stage 4 and the base 1, thereby facilitating the relative motion between the object stage 4 and the base 1.

As an embodiment, the guiding mechanism 3 may be specifically configured as a rotary guiding mechanism, and the rotary guiding mechanism includes a guiding cylinder 8 and a guiding circular hole 6, wherein an axis of the guiding cylinder 8 is perpendicular to the object stage 4, the guiding cylinder 8 is fixedly connected to the object stage 4, because the platform of the base 1 is parallel to the object stage 4, the guiding cylinder 8 is perpendicular to both the platform of the base 1 and the object stage 4, and one end of the guiding cylinder 8 may be fixedly connected to an end surface of the object stage 4 close to the base 1; on base 1 was located to direction round hole 6, direction round hole 6 was used for supplying direction cylinder 8 to insert to can supply objective table 4 to wind the relative base 1 rotary motion of axis of direction cylinder 8.

Of course, the guiding cylinder 8 may be disposed on the base 1, the guiding circular hole 6 is disposed on the object stage 4, the guiding mechanism 3 may have other different disposing manners, and as long as the disposing manner that can limit the object stage 4 to rotate relative to the base 1 is within the protection scope of the present application, the two may not be unfolded one by one.

On the basis, the rolling assembly 2 can be specifically set to be a circumferential rolling assembly, the circumferential rolling assembly comprises a plurality of first rollers which are uniformly distributed along the circumferential direction, all the first rollers are arranged on the base 1, and the first rollers are used for reducing the friction force between the object stage 4 and the base 1, so that the relative movement of the object stage and the base is facilitated; correspondingly, in order to facilitate the installation of the first rollers, the upper end surface of the base 1 is provided with first roller grooves, the first roller grooves and the first rollers are arranged in a one-to-one correspondence manner, namely, all the first roller grooves are uniformly distributed along the circumferential direction; in this way, any one of the first rollers is disposed in the first roller groove, and the stage 4 can be placed on the rolling surfaces of all the first rollers.

As another embodiment, the guiding mechanism 3 may be specifically configured as a linear guiding mechanism, and the linear guiding mechanism includes a guiding block and a guiding groove, wherein an axis of the guiding block is perpendicular to the object stage 4, and the guiding block may be fixedly connected to an end surface of the object stage 4 close to the base 1; the guide way can be located on base 1, and the guide way is used for supplying the guide block to remove along linear direction, that is to say, the guide way can play spacing direction's effect to the guide block.

Of course, according to actual needs, the guide block may be disposed on the base 1, and the guide groove may be disposed on the stage 4; in addition, as a preferred mode, the guide block may be a guide block with a rectangular or square cross section, and the guide groove may be an elongated guide groove, but of course, the guide block and the guide groove may be provided in different modes, and any mode that can limit the linear motion of the stage 4 relative to the base 1 is within the scope of the present application.

On the basis, the rolling assembly 2 can be specifically set to be a linear rolling assembly, the linear rolling assembly comprises a plurality of second rollers which are uniformly distributed along the directions of a plurality of parallel straight lines, all the second rollers are arranged on the base 1, and the second rollers are used for reducing the friction force between the objective table 4 and the base 1; correspondingly, in order to facilitate the installation of the second rollers, the upper end surface of the base 1 is provided with second roller grooves, the second roller grooves and the second rollers are arranged in a one-to-one correspondence manner, namely all the second roller grooves are uniformly distributed along the directions of a plurality of mutually parallel straight lines; in this way, any one of the second rollers is disposed in the second roller groove, and the stage 4 can be placed on the rolling surfaces of all the second rollers.

Of course, the number of the straight lines may be one, or may be multiple, which is not specifically limited herein, and the multiple straight lines should be disposed in parallel to each other, which is beneficial to improve the stability of the operation of the object stage 4.

In order to optimize the above embodiment, the assembly table further comprises a locking mechanism 5, wherein the locking mechanism 5 is used for adjusting the motion sensitivity of the object stage 4 relative to the base 1; for example, when the component to be assembled on the object stage 4 reaches the assembly station, the locking mechanism 5 can lock the object stage 4 and the base 1, so that the object stage 4 and the base can be prevented from further generating relative movement, and the stability of the component to be assembled during assembly can be ensured; specifically, the locking mechanism 5 may specifically include a locking bolt and a locking nut, wherein the locking bolt is connected to the locking nut by passing through the base 1 and the stage 4, and the locking nut is screwed to the locking bolt, so as to lock the stage 4 and the base 1.

In order to guarantee the stability that locking mechanism 5 connects, can set up the locking groove 9 that link up along its thickness direction on objective table 4, locking groove 9 is used for supplying the locking bolt to wear to establish, correspondingly, can be equipped with the locking hole 7 that link up along its thickness direction on the platform of base 1, locking hole 7 is used for supplying the locking bolt to wear to establish from bottom to top, as preferred, above-mentioned locking groove 9 specifically can set up to convex locking groove, locking hole 7 specifically can set up to the circular port, and the diameter of circular port can be a bit bigger than the diameter of locking bolt, can make the locking bolt just pass locking hole 7 like this.

Thus, the locking bolt sequentially passes through the circular hole on the base 1 and the circular arc-shaped locking groove on the objective table 4 and is in threaded connection with the locking nut, and when the locking mechanism is locked, the lower end face of the locking nut is attached to the upper side end face of the objective table 4; meanwhile, the locking groove 9 is an arc-shaped locking groove, the length of the arc can be adjusted according to actual needs, and the locking function of the locking mechanism 5 can not be influenced when the objective table 4 rotates relative to the base 1 in the arrangement mode; in addition, the circular port also can set up on objective table 4, and convex locking groove can set up on the platform of base 1, and of course, locking groove 9 and locking hole 7 also can have other different arrangement modes, and the prerequisite can satisfy locking mechanism 5's locking function, and here will no longer expand.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

It is right above that the utility model provides an assembly workbench introduces in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The assembly workbench is characterized by comprising a base (1), an object stage (4) which is connected with the base (1) in a matched mode and used for bearing and moving parts to be assembled, and a guide mechanism (3) which is used for enabling the object stage (4) to move relative to the base (1) to move the parts to be assembled to an assembly station and a rolling assembly (2) which is arranged on the base (1) and used for adjusting the friction force between the object stage (4) and the base (1).

2. The assembly table according to claim 1, wherein the guiding mechanism (3) is a rotary guiding mechanism, and the rotary guiding mechanism comprises a guiding cylinder (8) perpendicular to the object stage (4) and fixedly connected with the object stage (4), and a guiding circular hole (6) arranged on the base (1) for the guiding cylinder (8) to be inserted into so that the object stage (4) can rotate around the axis of the guiding cylinder (8).

3. The assembly table according to claim 1, wherein the guiding mechanism (3) is embodied as a linear guiding mechanism, and the linear guiding mechanism comprises a guiding block perpendicular to the object stage (4) and fixedly connected with the object stage (4), and a guiding groove arranged on the base (1) and used for the guiding block to move along a linear direction.

4. The assembly workbench according to claim 2, wherein the rolling assembly (2) is a circumferential rolling assembly, the circumferential rolling assembly comprises a plurality of first rollers which are arranged on the base (1) and uniformly distributed along a circumferential direction and used for adjusting the friction force between the object stage (4) and the base (1), and further comprises first roller grooves which are arranged on the upper end surface of the base (1), are arranged in one-to-one correspondence with the first rollers and are used for mounting the first rollers.

5. Assembly table according to claim 3, characterized in that the guide blocks are embodied as guide blocks of rectangular cross section and the guide grooves are embodied as elongated guide grooves.

6. The assembly workbench according to claim 5, wherein the rolling assembly (2) is embodied as a linear rolling assembly, and the linear rolling assembly comprises a plurality of second rollers which are arranged on the base (1) and are uniformly distributed along the direction of a plurality of mutually parallel straight lines for adjusting the friction force between the object stage (4) and the base (1), and further comprises second roller grooves which are arranged on the upper end surface of the base (1) and are in one-to-one correspondence with the second rollers and are used for mounting the second rollers.

7. Assembly table according to any one of claims 1 to 6, further comprising a locking mechanism (5) to adjust the sensitivity of the movement of the object table (4).

8. Assembly table according to claim 7, wherein the locking mechanism (5) comprises a locking bolt for passing through the base (1) and the object table (4) and a locking nut for screwing with the locking bolt for locking the object table (4) and the base (1).

9. The assembly workbench according to claim 8, wherein the objective table (4) is provided with a locking groove (9) penetrating along the thickness direction thereof for the penetration of the locking bolt, the base (1) comprises a horizontally arranged platform, and the platform is provided with a locking hole (7) penetrating along the thickness direction thereof for the penetration of the locking bolt from bottom to top.

10. Assembly bench according to claim 9, characterized in that the locking groove (9) is embodied as a circular arc locking groove and the locking hole (7) is embodied as a circular hole.