CN221716183U - An automatic assembly line for linear slide units - Google Patents

Abstract

The utility model discloses an automatic assembly production line of a linear sliding unit, which comprises a workbench, wherein a feeding conveying mechanism, a first pressure spring assembly mechanism, an aluminum block overturning mechanism, a pressing shaft assembly mechanism, a second pressure spring assembly mechanism and a blanking conveying mechanism are sequentially arranged on the workbench in an abutting mode, one end of an aluminum block is assembled through the first pressure spring assembly mechanism, the aluminum block with one end of the clamping spring being assembled in an overturning mode through the aluminum block overturning mechanism is used for overturning the aluminum block, the shaft sleeve assembly in the aluminum block is completed through the pressing shaft assembly mechanism, the second pressure spring assembly mechanism is used for completing the installation of the other end of the aluminum block, a vibrating disc which is connected with the pressing shaft assembly mechanism and used for feeding the shaft sleeve is further arranged outside the workbench, a feeding cylinder which is perpendicular to the pressing shaft assembly mechanism and used for pushing the aluminum block, and a moving mechanism used for moving the unfinished aluminum block are arranged at positions corresponding to the assembly mechanisms and the aluminum block which is assembled is moved to the blanking conveying mechanism.

Description

An automatic assembly line for linear slide units

Technical Field

The utility model belongs to the field of linear sliding unit assembly machinery, in particular to an automatic assembly production line of a linear sliding unit.

Background Art

The linear sliding unit is generally composed of three parts: an aluminum block, a retaining spring and a sleeve. A linear slider is a name for a linear sliding unit. In the production and processing process of a linear sliding unit, it is generally necessary to install retaining springs and other parts, while conventional linear sliding units are mostly installed manually by workers, that is, the aluminum block and the sleeve are placed on the assembly line, and the workers use tools to add retaining springs, sleeves and other parts to the aluminum block through the movement of the linear sliding unit to complete the assembly of the linear sliding unit. However, this conventional linear sliding unit installation method is not only prone to the loss of parts and causes a waste of raw materials, but also prone to the defect of missing parts, which affects the production quality of the product. In addition, the installation method of conventional linear sliding units on an assembly line with multiple workers also increases the labor intensity and production time of the workers, greatly reduces the production efficiency of the product, and increases the production cost of the product.

Therefore, a new solution needs to be proposed to solve this kind of problem.

Utility Model Content

In view of the deficiencies in the prior art, the utility model provides an automatic assembly production line for linear sliding units. In view of the defects that most conventional linear sliding units are installed manually by workers, manual installation of linear sliding units by workers is not only prone to loss of parts and components, resulting in waste of raw materials, but also prone to defects such as missing parts, which affects the production quality of products. In addition, the method of installing conventional linear sliding units on an assembly line with multiple workers also increases the labor intensity and production time of the workers, greatly reduces the production efficiency of the products, and increases the production cost of the products.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: an automatic assembly production line of a linear sliding unit, comprising a workbench and a frame, characterized in that a loading and conveying mechanism, an assembly station and a unloading and conveying mechanism are closely arranged on the workbench in sequence, and the loading and conveying mechanism, the assembly station and the unloading and conveying mechanism are all at the same horizontal height, the assembly station comprises a first compression spring assembly station, an aluminum block flipping station, a compression shaft assembly station and a second compression spring assembly station which are distributed in sequence at intervals, the workbench on one side of the assembly station corresponds to the first compression spring assembly station, the aluminum block flipping station, the compression shaft assembly station and the second compression spring assembly station, and the first compression spring assembly mechanism, the aluminum block flipping mechanism, the compression shaft assembly mechanism and the second compression spring assembly mechanism are respectively installed thereon, and the workbench on the other side of the assembly station A parts moving mechanism is also provided in the same direction as the assembly station, and a vibration plate for feeding the sleeve is provided on the side of the aluminum block flipping mechanism away from the assembly station, and a feeding cylinder which is colinear with the assembly station is provided on the side of the first compression spring assembly station away from the aluminum block flipping station. The feeding cylinder is used to push the aluminum block, and the installation of the retaining spring at one end of the aluminum block is completed at the first compression spring assembly station through the first compression spring assembly mechanism, and the aluminum block flipping mechanism is used to flip the aluminum block with the retaining spring installed at one end, and the installation of the sleeve in the aluminum block is completed at the compression assembly station through the pressing shaft assembly mechanism, and the installation of the retaining spring at the other end of the aluminum block is completed at the second compression spring assembly station through the second compression spring assembly mechanism. The parts moving mechanism is used to move the aluminum block, so that the unassembled aluminum blocks are located at the positions corresponding to the assembly stations and the assembled aluminum blocks are moved to the unloading conveying mechanism.

Furthermore, the moving mechanism comprises a moving screw module arranged on a workbench, a moving cylinder is further arranged on a slider of the moving screw module, and a moving bracket for moving the aluminum block is further arranged at an output end of the moving cylinder;

The moving parts bracket includes a long rod parallel to the assembly station and located above the assembly station, and at least 5 moving claws are installed in an array on the long rod relative to one side of the moving parts cylinder along the length direction of the long rod, and 4 of the moving claws close to the side of the feeding conveying mechanism are also provided with buffer blocks, and the spacing between the 5 moving claws is adapted to the setting spacing of the first compression spring assembly station, the aluminum block flipping station, the pressure shaft assembly station and the second compression spring assembly station, and the length of the long rod is greater than the length of the assembly station.

Furthermore, the first compression spring assembly mechanism is the same as the second compression spring assembly mechanism, the first compression spring assembly mechanism comprises a compression spring mechanism, a retaining spring feeding mechanism and an upright screw module arranged on the frame, the upright screw module is vertically installed on the frame perpendicular to the assembly station and directly above the assembly station, and a compression spring mechanism is also provided at the lower end of the upright screw module, the compression spring mechanism comprises a pressure head, a retaining spring pressure head, a spring, an optical axis, and a retaining spring sleeve, a retaining spring pressure head is vertically arranged on the middle part of the lower end surface of the pressure head, a peripheral array around the retaining spring pressure head on the pressure head has several optical axes for guiding, a spring is mounted on the optical axis, and a position corresponding to the retaining spring pressure head is arranged in the middle part of the retaining spring sleeve A retaining spring pressure head clearance hole is provided, and an optical axis clearance hole corresponding to the position of the optical axis and penetrating the retaining spring sleeve is arranged in a peripheral array around the retaining spring pressure head clearance hole on the retaining spring sleeve, and a retaining spring clip for preparing a plurality of retaining springs is also arranged in the retaining spring pressure head clearance hole, and the spring is located between the pressure head and the retaining spring sleeve, and is used to reset the retaining spring sleeve after compression; wherein, the number of the optical axis, the spring, and the optical axis clearance hole is at least 3, the retaining spring pressure head is a T-shaped column, the optical axis clearance hole on the retaining spring sleeve is an inverted countersunk hole, and the lower end of the optical axis passing through the optical axis clearance hole is a T-shaped head, and the retaining spring sleeve is limited from dislocation through the countersunk hole and the T-shaped head, so that the sliding range of the retaining spring sleeve is between the pressure head and the T-shaped head;

The retaining spring feeding mechanism includes a retaining spring feeding sleeve, a retaining spring punch cylinder, a retaining spring push piece and a push piece guide rail. The output end of the retaining spring punch cylinder is connected to the retaining spring push piece. The retaining spring push piece is arranged in the push piece guide rail. The retaining spring feeding sleeve is distributed in parallel with the vertical screw module and is installed on the frame. The retaining spring push piece is located below the retaining spring feeding sleeve. The retaining spring punch cylinder is distributed in a vertical state with the assembly station.

Further, the aluminum block flipping mechanism includes a flipping cylinder, a movable chuck, and a clamping claw. The flipping cylinder is connected to the movable chuck, the movable chuck is connected to the clamping claw, and the clamping claw extends into the assembly station. The assembly station is also provided with a clamping claw clearance hole at a position corresponding to the clamping claw. The movable chuck is driven to rotate by the flipping cylinder, and the movable chuck drives the clamping claw to rotate.

Furthermore, the pressing assembly mechanism includes a pressing cylinder, a sleeve feeding track and a sleeve positioning mechanism arranged on the frame, one end of the sleeve feeding track is connected to the vibration plate, and the other end is connected to the sleeve positioning mechanism, and the pressing cylinder is vertically arranged on the frame and located directly above the sleeve positioning mechanism;

The sleeve positioning mechanism comprises a left semicircular positioning block, a right semicircular positioning block and a sleeve positioning cylinder, wherein the left semicircular positioning block is fixed on the cylinder body of the sleeve positioning cylinder, and the right semicircular positioning block is arranged on the output end of the sleeve positioning cylinder, and the right semicircular positioning block is driven to move by the sleeve positioning cylinder, and the right semicircular positioning block is moved to form a round-mouth vise clamp structure with the left semicircular positioning block;

A punch is provided at the output end of the pressure cylinder, the diameter of the punch is smaller than the diameter of the circular hole of the round-mouth vise clamp structure, and the center line of the punch is coaxial with the center of the circular hole;

The discharge port of the vibration plate is located higher than the shaft sleeve loading track, and the shaft sleeve loading track is arranged on the frame in an inclined downward manner.

Furthermore, the loading conveying mechanism and the unloading conveying mechanism both include a conveyor belt assembly and a driving motor.

Furthermore, the unloading conveying mechanism, the assembly station and the feeding cylinder are in the same direction, and the assembly station and the loading conveying mechanism are distributed in a vertical state.

Furthermore, the workbench is also provided with an emergency stop knob for emergency stop and a human-machine interaction operation panel for controlling the operation of the entire equipment. A servo motor power switch, a servo motor controller, a PLC control unit, and a terminal board connected to the human-machine interaction operation panel are also provided under the workbench.

The beneficial effects of the utility model compared with the prior art are as follows: the utility model aims at the existing method of workers manually installing conventional linear sliding units, which not only reduces the loss of parts and does not cause damage to parts, saves raw materials, and improves the production quality of products, but also reduces the labor intensity and production time of workers, greatly improving the production efficiency and production cost of products.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of a top view of an automatic assembly production line of a linear sliding unit provided by an embodiment of the utility model;

FIG2 is a schematic diagram of the main structure of an automatic assembly production line of a linear sliding unit provided by an embodiment of the utility model;

FIG3 is a side view of an automatic assembly production line of a linear sliding unit provided by an embodiment of the utility model;

FIG. 4 is a schematic structural diagram of a first compression spring assembly mechanism of an automatic assembly production line of a linear sliding unit provided in an embodiment of the utility model.

In the figure, 1, feeding conveying mechanism, 2, assembly station, 3, unloading conveying mechanism, 4, first compression spring assembly mechanism, 5, aluminum block turning mechanism, 6, pressing shaft assembly mechanism, 7, second compression spring assembly mechanism, 8, moving mechanism, 9, vibration plate, 10, feeding cylinder, 11, emergency stop knob;

41. Compression spring mechanism, 42. Circlip feeding mechanism, 43. Vertical screw module, 411. Pressing head, 412. Circlip pressing head, 413. Spring, 414. Optical axis, 415. Circlip sleeve, 51. Flip cylinder, 52. Movable chuck, 53. Clamping claw, 61. Pressing cylinder, 62. Bushing feeding track, 63. Bushing positioning mechanism, 81. Moving screw module, 82. Moving cylinder, 831. Long rod, 832. Moving claw.

DETAILED DESCRIPTION

The present invention is described below with reference to specific embodiments. Those skilled in the art will appreciate that these embodiments are only used to illustrate the present invention and do not limit the scope of the present invention in any way.

It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected" to another element, it may be directly connected to the other element or there may be a central element at the same time. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and/or" used herein includes any and all combinations of one or more related listed items.

As shown in Figures 1 to 4, an automatic assembly production line for a linear sliding unit is provided in an embodiment of the utility model, including a workbench and a frame, wherein a loading and conveying mechanism 1, an assembly station 2 and a unloading and conveying mechanism 3 are closely arranged on the workbench in sequence, and the loading and conveying mechanism 1, the assembly station 2 and the unloading and conveying mechanism 3 are all at the same horizontal height, the assembly station 2 includes a first compression spring assembly station, an aluminum block flipping station, a compression shaft assembly station and a second compression spring assembly station which are distributed in sequence at intervals, and the workbench on one side of the assembly station corresponds to the first compression spring assembly station, the aluminum block flipping station, the compression shaft assembly station and the second compression spring assembly station, and is respectively equipped with a first compression spring assembly mechanism 4, an aluminum block flipping mechanism 5, a compression shaft assembly mechanism 6 and a second compression spring assembly mechanism 7, and the workbench on the other side of the assembly station 2 is also provided with a first compression spring assembly mechanism 4, an aluminum block flipping mechanism 5, a compression shaft assembly mechanism 6 and a second compression spring assembly mechanism 7 which are respectively installed with the first compression spring assembly station, the aluminum block flipping station, the compression shaft assembly station and the second compression spring assembly station, and the workbench on the other side of the assembly station 2 is also provided with a first compression spring assembly mechanism 4, an aluminum block flipping mechanism 5, a compression shaft assembly mechanism 6 and a second compression spring assembly mechanism 7 which are corresponding to the first compression spring assembly station, the aluminum block flipping station, the compression shaft assembly station and the second compression spring assembly station, and the second compression spring assembly station ... 2, the aluminum block flipping mechanism 5 is further provided with a vibration plate 9 for feeding the sleeve on the side away from the assembly station 2, and the first compression spring assembly station is further provided with a feeding cylinder 10 colinear with the assembly station on the side away from the aluminum block flipping station, and the feeding cylinder 10 is used to push the aluminum block, and the first compression spring assembly mechanism 4 is used to complete the installation of the retaining spring at one end of the aluminum block at the first compression spring assembly station, and the aluminum block flipping mechanism 5 is used to flip the aluminum block with the retaining spring installed at one end, and the sleeve installation in the aluminum block is completed at the compression assembly station by the pressing shaft assembly mechanism 6, and the retaining spring installation at the other end of the aluminum block is completed by the second compression spring assembly mechanism 7 at the second compression spring assembly station, and the aluminum block is moved by the moving mechanism 8, so that the unassembled aluminum blocks are located at the positions corresponding to the assembly stations and the assembled aluminum blocks are moved to the unloading conveying mechanism 3.

Preferably, the moving mechanism 8 includes a moving screw module 81 arranged on a workbench, a moving cylinder 82 is also provided on the slider of the moving screw module 81, and the moving cylinder 82 is vertically distributed with the moving screw module 81, and the output end of the moving cylinder 82 is also provided with a moving bracket 83 for moving the aluminum block; the moving bracket 83 includes a long rod 831 which is parallel to the assembly station and located above the assembly station, and at least one of the packings is installed in an array along the length direction of the long rod 831 relative to one side of the moving cylinder 82 It includes 5 shift claws 832, and the 4 shift claws 832 on the side close to the feeding and conveying mechanism 1 are also provided with buffer blocks. The spacing between the 5 shift claws 832 is adapted to the setting spacing of the first compression spring assembly station, the aluminum block flipping station, the pressure shaft assembly station and the second compression spring assembly station 2. When in use, the sliding block is driven by the moving screw module 81 to drive the moving cylinder 82 to reciprocate along the length direction of the assembly station, and the long rod 831 is driven to telescope through the moving cylinder 82, and the aluminum block is moved by the cooperation of the moving cylinder 82 and the moving screw module 81.

Preferably, the first compression spring assembly mechanism 4 is the same as the second compression spring assembly mechanism 7, the first compression spring assembly mechanism 4 comprises a compression spring mechanism 41, a spring feed mechanism 42 and a vertical screw module 43 arranged on the frame, the vertical screw module 43 is vertically installed on the frame perpendicular to the assembly station 2 and directly above the assembly station 2, the lower end of the vertical screw module 43 is also provided with a compression spring mechanism 41, the compression spring mechanism 41 comprises a pressure head 411, a spring pressure head 412, a spring 413, an optical axis 414 , a spring sleeve 415, a spring press head 412 is vertically arranged on the middle part of the lower end surface of the press head 411, a peripheral array around the spring press head 412 on the press head 411 has a plurality of optical axes 414 for guiding, a spring 413 is sleeved on the optical axis 414, a spring press head clearance hole is opened at the position corresponding to the spring press head 412 on the middle part of the spring sleeve 415, and an optical axis clearance hole corresponding to the position of the optical axis 414 and penetrating the spring sleeve 415 is arranged around the spring press head clearance hole on the spring sleeve 415. , a circlip clamp for preparing multiple circlips is also provided in the circlip pressure head clearance hole, the spring 413 is located between the pressure head 411 and the circlip sleeve 415, and is used to reset the compressed circlip sleeve 415; wherein the number of the optical axis 414, the spring 413, and the optical axis clearance hole are at least 3, the circlip pressure head 412 is a T-shaped column, the optical axis clearance hole on the circlip sleeve 415 is an inverted countersunk hole, and the lower end of the optical axis 414 passing through the optical axis clearance hole is a T-shaped head, through the countersunk hole and the T-shaped head, the limit The retaining ring sleeve 415 is dislocated so that the sliding range of the retaining ring sleeve 415 is between the pressure head and the T-head; the retaining ring feeding mechanism 42 includes a retaining ring feeding sleeve, a retaining ring punch cylinder, a retaining ring push piece and a push piece guide rail, the output end of the retaining ring punch cylinder is connected to the retaining ring push piece, the retaining ring push piece is arranged in the push piece guide rail, the retaining ring feeding sleeve is distributed in parallel with the vertical screw module and is installed on the frame, the retaining ring push piece is located below the retaining ring feeding sleeve, and the retaining ring punch cylinder is distributed in a vertical state with the assembly station.

Preferably, the aluminum block flipping mechanism 5 includes a flipping cylinder 51, an active chuck 52, and a clamping claw 53. The flipping cylinder 51 is connected to the active chuck 52, the active chuck 52 is connected to the clamping claw 53, and the clamping claw 53 extends into the assembly station 2. The assembly station 2 is also provided with a clamping claw clearance hole at the position corresponding to the clamping claw. The active chuck 52 is driven to rotate by the flipping cylinder 51, and the clamping claw 53 is driven to clamp the aluminum block by the active chuck 52. Then, the clamping claw 53 is driven to rotate by the active chuck 52 to complete the flipping of the aluminum block.

Preferably, the pressing assembly mechanism 6 includes a pressing cylinder 61, a sleeve feeding track 62 and a sleeve positioning mechanism 63 arranged on the frame, one end of the sleeve feeding track 62 is connected to the vibration plate 9, and the other end is connected to the sleeve positioning mechanism 63, the pressing cylinder 61 is vertically arranged on the frame and is located directly above the sleeve positioning mechanism 63; the sleeve positioning mechanism 63 includes a left semicircular positioning block, a right semicircular positioning block and a sleeve positioning cylinder, the left semicircular positioning block is fixed on the cylinder body of the sleeve positioning cylinder, the right semicircular positioning block is arranged on the output end of the sleeve positioning cylinder, and the right semicircular positioning block is driven by the sleeve positioning cylinder The positioning block is movable, and the right semicircular positioning block is movable to form a round-mouth vise clamp structure with the left semicircular positioning block; a punch is provided at the output end of the pressing cylinder 61, the punch diameter is smaller than the round hole diameter of the round-mouth vise clamp structure, and the center line of the punch is coaxial with the center of the round hole; the discharge port of the vibration plate 9 is higher than the sleeve feeding track 62, and the sleeve feeding track 62 is arranged on the frame at an angle downward. When in use, the vibration plate 9 is used to feed the sleeve on the sleeve feeding track 62 to the sleeve positioning mechanism 63 for positioning and aligning the aluminum block, and then the sleeve is pressed into the aluminum block by the pressing cylinder 61 to complete the installation of the sleeve.

Preferably, the loading conveying mechanism 1 and the unloading conveying mechanism 3 both include a conveyor belt assembly and a drive motor, the unloading conveying mechanism 3, the assembly station 2 and the feeding cylinder 10 are in the same direction, and the assembly station 2 and the loading conveying mechanism 1 are distributed in a vertical state.

Preferably, the workbench is also provided with an emergency stop knob 11 for emergency stop and a human-machine interactive operation panel for controlling the operation of the entire equipment, and a servo motor power switch, a servo motor controller, a PLC control unit, and a terminal board connected to the human-machine interactive operation panel are also provided under the workbench.

The working principle of the utility model is as follows: first, a retaining ring (circlip) is pre-placed on the first compression spring assembly mechanism 4 and the second compression spring assembly mechanism 7, a sleeve is pre-placed on the vibration plate 9, an aluminum block is pre-placed on the feeding and conveying mechanism 1, and the aluminum block on the feeding and conveying mechanism 1 is pushed onto the assembly station 2 by the feeding cylinder 10, and then the aluminum block is moved to the first compression spring assembly station by the moving mechanism 8, and the retaining ring installation at one end of the aluminum block is completed by the first compression spring assembly mechanism 4, and then the aluminum block is moved to the aluminum block flipping station by the moving mechanism 8 and flipped by the aluminum block flipping mechanism 5, and then the aluminum block is moved to the pressing shaft assembly station by the moving mechanism 8, and the sleeve installation is completed by the pressing shaft assembly mechanism 6, and then the aluminum block is moved to the second compression spring assembly station by the moving mechanism 8, and the retaining ring installation at the other end of the aluminum block is completed by the second compression spring assembly mechanism 7, and the assembled aluminum block is moved to the unloading conveying mechanism 3 by the moving mechanism 8 again, thereby completing the assembly work of a linear sliding unit. When the installation of the second retaining ring is completed, the moving mechanism 8 continues to reciprocate and cooperates with other mechanisms to repeat the above working steps.

The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (9)

1. The automatic assembly production line of the linear sliding unit comprises a workbench and a frame, and is characterized in that a feeding conveying mechanism, an assembly station and a discharging conveying mechanism are sequentially and closely arranged on the workbench, the feeding conveying mechanism, the assembly station and the discharging conveying mechanism are all at the same horizontal height, the assembly station comprises a first pressure spring assembly station, an aluminum block overturning station, a compression shaft assembly station and a second pressure spring assembly station which are sequentially distributed at intervals, the workbench on one side of the assembly station corresponds to the first pressure spring assembly station, the aluminum block overturning station, the compression shaft assembly station and the second pressure spring assembly station are respectively and correspondingly provided with a first pressure spring assembly mechanism, an aluminum block overturning mechanism, a compression shaft assembly mechanism and a second pressure spring assembly mechanism, the workbench on the other side of the assembly station is also provided with a moving mechanism which is in the same direction as the assembly station, one side of the aluminum block overturning mechanism, which is far away from the assembly station, is also provided with a vibration disc for supplying a shaft sleeve, the first assembly station is also provided with a vibration disc for pushing the shaft sleeve, one side of the aluminum block overturning station is also provided with a first pressure spring assembly mechanism, the first pressure spring assembly mechanism is arranged on one end of the first pressure spring assembly mechanism is used for completing the assembly of the aluminum assembly through the first compression spring assembly mechanism, the second compression spring assembly mechanism is arranged on one end of the first compression spring assembly mechanism, the second compression spring assembly mechanism is correspondingly arranged on the other end of the first compression spring assembly mechanism, and the second compression spring assembly mechanism is arranged on the other end, and the working mechanism is in the assembly station has the cylinder assembly device, and has the vibration device, and the vibration device is in the assembly device, and (3) positioning the unfinished aluminum blocks at positions corresponding to the assembling stations and moving the assembled aluminum blocks to the blanking conveying mechanism.

2. The automatic assembly line of a linear sliding unit according to claim 1, wherein the moving mechanism comprises a moving screw rod module arranged on a workbench, a sliding block of the moving screw rod module is further provided with a moving cylinder, and an output end of the moving cylinder is further provided with a moving bracket for moving an aluminum block;

The movable part support comprises a long rod which is parallel to the assembly station and located above the assembly station, at least 5 movable claws are arranged on one side of the long rod, which is opposite to the movable part cylinder, along the length direction of the long rod in an array mode, and the 4 movable claws which are close to one side of the feeding conveying mechanism are further provided with buffer blocks, the distance between the 5 movable claws is matched with the set distance between the first pressure spring assembly station, the aluminum block overturning station, the pressing shaft assembly station and the second pressure spring assembly station, and the length of the long rod is larger than that of the assembly station.

3. The automatic assembly production line of the linear sliding unit according to claim 1, wherein the first pressure spring assembly mechanism is the same as the second pressure spring assembly mechanism, the first pressure spring assembly mechanism comprises a pressure spring mechanism, a clamp spring feeding mechanism and an upright screw rod module which are arranged on a rack, the upright screw rod module is vertically arranged on the rack perpendicular to the assembly station and right above the assembly station, the lower end of the upright screw rod module is also provided with the pressure spring mechanism, the pressure spring mechanism comprises a pressure head, a clamp spring pressure head, a spring, an optical axis and a clamp spring sleeve head, the clamp spring pressure head is vertically arranged on the middle part of the lower end surface of the pressure head, a plurality of optical axes for guiding are arranged on the pressure head in an array around the periphery of the clamp spring pressure head, the spring is sleeved on the optical axis, clamp spring pressure head yielding holes which correspond to the positions of the clamp spring pressure head are arranged on the clamp spring sleeve head around the periphery of the clamp spring pressure head yielding holes, the clamp spring head yielding holes penetrating through the clamp spring sleeve head corresponding to the positions are also arranged in the clamp spring head yielding holes, and the clamp spring head yielding holes are used for preparing a plurality of clamp spring heads and are used for compressing the clamp spring heads and the clamp spring sleeve heads after the clamp spring heads are reset;

The clamping spring feeding mechanism comprises a clamping spring feeding sleeve, a clamping spring punching cylinder, a clamping spring pushing plate and a pushing plate guide rail, wherein the output end of the clamping spring punching cylinder is connected with the clamping spring pushing plate, the clamping spring pushing plate is arranged in the pushing plate guide rail, the clamping spring feeding sleeve and the vertical screw rod module are distributed in a parallel state and are mounted on the frame, the clamping spring pushing plate is located below the clamping spring feeding sleeve, and the clamping spring punching cylinder and the assembly station are distributed in a vertical state.

4. The automatic assembly line of a linear sliding unit according to claim 1, wherein the aluminum block overturning mechanism comprises an overturning cylinder, a movable chuck and a clamping jaw, the overturning cylinder is connected with the movable chuck, the movable chuck is connected with the clamping jaw, the clamping jaw stretches into the assembly station, a clamping jaw abdicating hole is further formed in the position, corresponding to the clamping jaw, of the assembly station, the movable chuck is driven to rotate through the overturning cylinder, and the movable chuck drives the clamping jaw to rotate.

5. The automatic assembly production line of a linear sliding unit according to claim 1, wherein the shaft pressing assembly mechanism comprises a shaft pressing cylinder, a shaft sleeve feeding track and a shaft sleeve positioning mechanism, wherein the shaft sleeve feeding track is arranged on a frame, one end of the shaft sleeve feeding track is connected with the vibration disc, the other end of the shaft sleeve feeding track is communicated with the shaft sleeve positioning mechanism, and the shaft pressing cylinder is vertically arranged on the frame and is positioned right above the shaft sleeve positioning mechanism;

The shaft sleeve positioning mechanism comprises a left semicircular positioning block, a right semicircular positioning block and a shaft sleeve positioning cylinder, wherein the left semicircular positioning block is fixed on the cylinder body of the shaft sleeve positioning cylinder, the right semicircular positioning block is arranged at the output end of the shaft sleeve positioning cylinder, the right semicircular positioning block is driven to move through the shaft sleeve positioning cylinder, and the right semicircular positioning block and the left semicircular positioning block form a circular vice clamp structure;

the output end of the shaft pressing cylinder is provided with a punch, the diameter of the punch is smaller than the diameter of a round hole of the round mouth vice clamp structure, and the center line of the punch and the center of the round hole are coaxial;

The discharge gate position of vibration dish is higher than axle sleeve material loading track, axle sleeve material loading track is the slope and sets up downwards in the frame.

6. The automated assembly line of a linear slide unit of claim 1, wherein the loading conveyor and the unloading conveyor each comprise a conveyor belt assembly and a drive motor.

7. The automatic assembly line of a linear sliding unit according to claim 1, wherein the blanking conveying mechanism, the assembly station and the feeding cylinder are in the same direction, and the assembly station and the feeding conveying mechanism are distributed in a vertical state.

8. The automatic assembly line of a linear sliding unit according to claim 1, wherein the workbench is further provided with a scram knob for scram and a man-machine interaction operation panel for controlling the operation of the whole equipment, and a servo motor power switch, a servo motor controller, a PLC control unit and a wiring terminal board connected with the man-machine interaction operation panel are further arranged below the workbench.

9. An automated assembly line for linear slide units according to claim 3, wherein the number of optical axis, the spring, and the optical axis relief holes each comprises at least 3;

The clamping spring pressing head is a T-shaped column, an optical axis abdicating hole in the clamping spring sleeve head is an inverted countersunk hole, the lower end of the optical axis penetrating through the optical axis abdicating hole is a T-shaped head, and the clamping spring sleeve head is limited to be dislocated through the countersunk hole and the T-shaped head, so that the sliding range of the clamping spring sleeve head is between the pressing head and the T-shaped head.