CN214734158U

CN214734158U - Telescopic lifting assembly

Info

Publication number: CN214734158U
Application number: CN202120234387.2U
Authority: CN
Inventors: 李德进; 纵兆成; 杨勇; 徐建勇; 潘加军
Original assignee: Zhejiang Huaju Auto Parts Co ltd
Current assignee: Zhejiang Huaju Auto Parts Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-16
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a telescopic lifting assembly, including the fork frame, lifting assembly and linkage assembly all set up on the fork frame, lifting assembly is connected with the linkage assembly, the fork frame includes base, support frame and supporter, base and support frame fixed connection, lifting assembly sets up on the base and is connected with the supporter, the linkage assembly sets up on support frame and supporter, the linkage assembly includes gear portion and supplementary portion, gear portion sets up on the supporter, supplementary portion sets up on the support frame, gear portion and supplementary portion cooperate and drive the supporter horizontal direction and remove; the shelf comprises a bottom frame movably connected to the support frame, a fork frame and a drawer slidably connected to the fork frame, the bottom frame comprises a slide rail part connected with the support frame and a transition part fixedly connected with the fork frame, and the gear part is arranged on the transition part and the drawer; the working efficiency of the staff is improved, the number of times of bending the staff is reduced, and personal safety is guaranteed.

Description

Telescopic lifting assembly

Technical Field

The utility model relates to the field of machining, specifically a flexible lifting unit.

Background

The finished product in the workshop needs the staff to pick up the arrangement, and some product specifications are not big, and the quantity is huge, needs the staff constantly to bend over and picks up, and the staff number of times of bending over is too much, causes the lumbar muscle strain easily, and the product quantity that the staff once bent over and picked up is limited, and work efficiency is low, not only wastes a large amount of time and rises on one's body bending over, still can influence staff's healthy.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a flexible lifting unit to improve staff's work efficiency, reduce staff's number of times of bowing, ensure personal safety.

In order to achieve the above purpose, the utility model provides a following technical scheme: a telescopic lifting assembly comprises a fork frame, a lifting assembly and a linkage assembly, wherein the lifting assembly and the linkage assembly are arranged on the fork frame, the lifting assembly is connected with the linkage assembly, the fork frame comprises a base, a support frame and an article shelf, the base is fixedly connected with the support frame, the article shelf can be vertically moved and is connected onto the support frame, the lifting assembly is arranged on the base and is connected with the article shelf to drive the article shelf to lift, the linkage assembly is arranged on the support frame and the article shelf, the linkage assembly comprises a gear part and an auxiliary part, the gear part is arranged on the article shelf, the auxiliary part is arranged on the support frame, and the gear part and the auxiliary part are matched to drive the article shelf to move in the horizontal direction; the supporter includes chassis, crotch and the drawer of sliding connection on the crotch of movable connection on the support frame, the chassis include the slide rail portion of being connected with the support frame and with crotch fixed connection's transition portion, gear portion sets up on transition portion and drawer, when lifting unit drove slide rail portion and reciprocates, gear portion and auxiliary portion cooperate, drive drawer horizontal migration.

As a further improvement of the utility model, gear portion includes master gear, secondary gear, ratchet and long rack, ratchet sets up in secondary gear, with secondary gear sets up with one heart, secondary gear and master gear are through a coaxial setting of pivot, master gear and ratchet all with pivot fixed connection, master gear, secondary gear and ratchet all set up in the transition portion, the one end and the drawer fixed connection of long rack, the other end and secondary gear linkage.

As a further improvement of the utility model, the one end that transition portion is close to the assistance portion has seted up the through-hole, the master gear passes through the through-hole and cooperates the linkage with assistance portion, set up the groove that runs through in the transition portion for the long rack passes, when lifting unit drove slide rail portion rebound, the master gear passes through ratchet and drives secondary gear and rotate, secondary gear drives the long rack and removes.

As a further improvement of the utility model, be provided with the annular hook portion that is used for installing the master gear on the inside lateral wall of one end that transition portion is close to auxiliary portion, annular hook portion includes the first connecting portion of being connected with the lateral wall, the second connecting portion of being connected with the master gear and the third connecting portion of restriction main gear position, the ring channel has been seted up on the master gear, annular hook portion passes the ring channel, the area of third connecting portion is greater than the area of ring channel.

As a further improvement, one side of the relative master gear of pinion is provided with the annular groove, the position of the relative pinion of master gear is provided with annular groove complex annular arch, the pinion passes through the annular groove rotatable and annular protruding connection.

As a further improvement of the present invention, the auxiliary portion includes a gear rack fixedly disposed on the support frame and a through groove, the gear rack is adapted to the gear of the main gear, the through groove is used for the long rack to pass through, the positions of the gear rack and the through groove are adapted to the positions of the main gear and the long rack respectively, and the lengths of the gear rack and the through groove are adapted to the ranges of the main gear and the long rack respectively.

The utility model has the advantages that: utilize lifting unit to rise the supporter to the suitable height of staff, do not need the staff all to bow at every turn and just can pick up the product, the number of times that the staff has significantly reduced stooped is favorable to that the staff's is healthy, and has improved work efficiency. The height of the storage rack can be controlled by workers, different workers have different heights and different working comfortable heights, and the lifting assembly can meet different height requirements, so that the working comfort of the workers is improved, and the working efficiency is improved; the drawer is not required to be pushed back manually by workers, so that the operation steps are saved, the physical strength of the workers is saved, and the working efficiency is improved.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the point B of FIG. 2 according to the present invention;

fig. 5 is an enlarged view of fig. 4 at C according to the present invention;

fig. 6 is a cross-sectional view of the slide rail portion of the present invention;

fig. 7 is a schematic view of the annular hook of the present invention;

fig. 8 is a cross-sectional view of the primary and secondary gears of the present invention.

Reference numerals: 1. a fork carriage; 11. a base; 12. a support frame; 121. a support bar; 122. a chute; 13. A rack; 131. a chassis; 1311. a slide rail portion; 13111. a slide rail; 13112. horizontal bars; 1312. a transition section; 1313. a lengthening part; 132. a fork; 133. a drawer; 2. a lifting assembly; 21. a hydraulic cylinder; 22. A hydraulic lever; 3. a linkage assembly; 31. a gear portion; 311. a main gear; 312. a secondary gear; 313. a ratchet mechanism; 314. a long rack; 315. a rotating shaft; 32. an auxiliary part; 321. a gear rack; 322. a through groove; 4. An annular hook portion; 41. a first connection portion; 42. a second connecting portion; 43. a third connecting portion; 5. an annular groove; 6. an annular groove; 7. an annular projection; 8. and (4) ribs.

Detailed Description

The present invention will be described in further detail with reference to embodiments shown in the drawings.

Referring to fig. 1-8, a flexible lifting unit 2 of this embodiment, including fork frame 1, lifting unit 2 and linkage assembly 3, fork frame 1 includes base 11, support frame 12 and supporter 13, and support frame 12 bottom and base 11 fixed connection, lifting unit 2 fixed connection is on base 11, and lifting unit 2 liftable one end and supporter 13 fixed connection drive supporter 13 and reciprocate. When supporter 13 descends to the bottom, the staff can put the product that needs to pick up the arrangement on supporter 13, utilize lifting unit 2 to rise supporter 13 to the suitable height of staff, do not need the staff all to bow at every turn and just can pick up the product, the number of times that the staff has significantly reduced stooped is favorable to staff's healthy, and has improved work efficiency with the product that needs to pick up the arrangement, if the thread rolling product. The height of the shelf 13 can be controlled by the staff, different heights of the staff are different, the comfortable heights of the staff are different, the lifting component 2 can meet different height requirements, the working comfort of the staff is improved, and the working efficiency is improved.

The lifting component 2 can adopt a hydraulic cylinder 21 and a hydraulic rod 22, the lifting height of the hydraulic rod 22 can be manually controlled, the operation is convenient, and the application of the hydraulic cylinder 21 and the hydraulic rod 22 is the prior art which can be easily obtained by the technicians in the field, and the detailed description is omitted here.

Drawer 133 and fork 132 swing joint on supporter 13, gear portion 31 sets up on chassis 131 between drawer 133 and fork 132, drawer 133 is connected with gear portion 31, the automation of drawer 133 is withdrawed through auxiliary portion 32 realization on gear portion 31 and the support frame 12, when whole supporter 13 up-lifting, gear portion 31 and the cooperation of auxiliary portion 32, drive drawer 133 toward retrieving, avoid the staff to forget the condition of withdrawing drawer 133, make drawer 133 can be automatic toward retrieving at the in-process that whole supporter 13 rose, avoid drawer 133 to stretch under the condition of fork 132 outside and bearing, the circumstances of whole telescopic lifter heavy center imbalance, avoid the whole deviation of gravity center of telescopic lifter too big and rock the circumstances such as slope, improve the security of staff's use.

As an improved specific embodiment, the main gear 311 of the gear portion 31 is rotatably connected to a sidewall of the transition portion 1312, the ratchet mechanism 313 in the secondary gear 312 is coaxially connected to the main gear 311 through the rotating shaft 315, one side of the main gear 311 near the secondary portion 32 passes through a through hole on the transition portion 1312 to be matched with the secondary portion 32, one end of the long rack 314 is connected to the drawer 133, and the other end of the long rack passes through the transition portion 1312 to be matched with the secondary gear 312 and then passes through the transition portion 1312 to be matched with the secondary portion 32. When the rack 13 moves upward, the main gear 311 starts to rotate due to the cooperation with the auxiliary portion 32, and the ratchet mechanism 313 is driven to rotate by the rotating shaft 315, i.e. the sub-gear 312 is driven to rotate, and the long rack 314 is engaged with the sub-rack, so that the long rack 314 drives the drawer 133 to move.

When the hydraulic cylinder 21 drives the hydraulic rod 22 to move downward, the hydraulic rod 22 drives the sliding rail portion 1311, i.e. the entire shelf 13 is driven to move downward, the main gear 311 moves downward along with the shelf 13, the main gear 311 is meshed with the rack gear 321, the main gear 311 rotates clockwise, the rotating shaft 315 fixedly connected with the main gear 311 is driven to rotate clockwise, the rotating shaft 315 drives the ratchet mechanism 313 to rotate clockwise, in the rotating process, the ratchet mechanism 313 does not drive the rigid gear to rotate, i.e. the secondary gear 312 does not rotate, the long rack 314 does not move left and right, the drawer 133 does not automatically retract, and the original position is maintained. Even when the work is finished and the telescopic lifter is not needed, the whole shelf 13 moves downwards, the drawer 133 can not automatically move outwards, and the drawer 133 does not need to be manually collected by a worker.

When the hydraulic cylinder 21 drives the hydraulic rod 22 to move upward, the hydraulic rod 22 drives the sliding rail portion 1311 to drive the entire shelf 13 to move upward, the main gear 311 moves upward along with the shelf 13, the main gear 311 is meshed with the rack gear 321, the main gear 311 rotates counterclockwise to drive the rotating shaft 315 fixedly connected with the main gear 311 to rotate counterclockwise, the rotating shaft 315 drives the ratchet mechanism 313 to rotate counterclockwise, the ratchet mechanism 313 drives the secondary gear 312 to rotate counterclockwise, and the long rack 314 moves toward one side of the supporting frame 12 to drive the drawer 133 to be retracted. When the worker places a product in the drawer 133, the hydraulic rod 22 is controlled to extend to drive the storage rack 13 to move, the worker does not need to push the drawer 133 back manually, operation steps are saved, physical strength is saved for the worker, and working efficiency is improved.

Further, the main gear 311 is connected to the side wall of the transition portion 1312 through the annular hook portion 4, the annular groove 5 on the main gear 311 is adapted to the size and shape of the second connecting portion 42 of the annular hook portion 4, and when the main gear 311 is connected to the annular hook portion 4 and rotates, the third connecting portion 43 having an area larger than that of the annular groove 5 plays a role in blocking the main gear 311 from falling off, and plays a role in positioning the main gear 311. The main gear 311 supports the sub gear 312 by the cooperation of the annular groove 6 and the annular protrusion 7, the rotation of the main gear 311 and the sub gear 312 will not affect each other, and the sub gear 312 obtains a supporting force to better link with the long rack 314, thereby improving the strength of the whole gear part 31.

The gear rack 321 of the auxiliary part 32 is vertically arranged on the support frame 12 and is consistent with the ascending and descending path of the main gear 311, the through groove 322 is arranged on one side of the gear rack 321, the through groove 322 provides a space for the long rack 314 to move left and right, the positions of the through groove 322 and the gear rack 321 correspond to the positions of the long rack 314 and the main gear 311 respectively, and the gear part 31 and the auxiliary part 32 can be in better linkage fit.

When the rack 13 is lifted integrally, the bottom frame 131 of the rack 13 is connected with the support frame 12 through the slide rail portions 1311, the support frame 12 comprises two support rods 121, two slide rails 13111 respectively arranged at two ends of the cross bar 13112 in the slide rail portions 1311 are connected with the two support rods 121 respectively, the slide rail 13111 is in an i shape, the middle of the slide rail 13111 is connected with the end of the cross bar 13112, so that the center of gravity of the slide rail 13111 cannot deviate, one side of the two support rods 121 opposite to the slide rail 13111 is provided with the sliding groove 122, the shape of the sliding groove 122 is adapted to the shape formed after the slide rail 13111 and the cross bar are connected, the sliding groove 122 and the slide rail 13111 are increased, the contact area between the cross bars is increased, the slide rail portions 1311 are integrally arranged, the up-down movement of the slide rail portions 1311 in the support rods 121 is more stable, and the connection strength is improved. Extension portion 1313 and hydraulic stem 22 fixed connection among lifting unit 2, hydraulic stem 22 drives extension portion 1313 and goes up and down, then drives whole supporter 13 and goes up and down.

As a modified specific embodiment, a plurality of ribs 8 may be disposed between the supporting frame 12 and the bottom frame 131, the supporting frame 12 is vertically disposed on the bottom frame 131, and the ribs 8 may be disposed on both sides of the supporting frame 12 and the bottom frame 131, so as to improve the strength and stability of the supporting frame 12 and the bottom frame 131.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A telescopic lifting component (2) is characterized by comprising a fork frame (1), a lifting component (2) and a linkage component (3), wherein the lifting component (2) and the linkage component (3) are arranged on the fork frame (1), the lifting component (2) is connected with the linkage component (3), the fork frame (1) comprises a base (11), a support frame (12) and a storage rack (13), the base (11) is fixedly connected with the support frame (12), the storage rack (13) can be connected onto the support frame (12) in a vertically moving mode, the lifting component (2) is arranged on the base (11) and connected with the storage rack (13) to drive the storage rack (13) to lift, the linkage component (3) is arranged on the support frame (12) and the storage rack (13), and the linkage component (3) comprises a gear part (31) and an auxiliary part (32), the gear part (31) is arranged on the article placing rack (13), the auxiliary part (32) is arranged on the support frame (12), and the gear part (31) and the auxiliary part (32) are matched to drive the article placing rack (13) to move in the horizontal direction; the commodity shelf (13) comprises a base frame (131) movably connected to the support frame (12), a fork frame (132) and a drawer (133) slidably connected to the fork frame (132), the base frame (131) comprises a sliding rail part (1311) connected with the support frame (12) and a transition part (1312) fixedly connected with the fork frame (132), the gear part (31) is arranged on the transition part (1312) and the drawer (133), and when the lifting assembly (2) drives the sliding rail part (1311) to move up and down, the gear part (31) is matched with the auxiliary part (32) to drive the drawer (133) to move horizontally.

2. A telescopic lifting assembly (2) according to claim 1, wherein the gear part (31) comprises a primary gear (311), a secondary gear (312), a ratchet mechanism (313) and a long rack (314), the ratchet mechanism (313) is arranged in the secondary gear (312) and is arranged concentrically with the secondary gear (312), the secondary gear (312) and the primary gear (311) are coaxially arranged by a rotating shaft (315), the primary gear (311) and the ratchet mechanism (313) are fixedly connected with the rotating shaft (315), the primary gear (311), the secondary gear (312) and the ratchet mechanism (313) are arranged in a transition part (1312), one end of the long rack (314) is fixedly connected with the drawer (133), and the other end is linked with the secondary gear (312).

3. A telescopic lifting assembly (2) according to claim 2, wherein a through hole is opened at one end of the transition portion (1312) close to the auxiliary portion (32), the main gear (311) is coupled with the auxiliary portion (32) through the through hole, a through slot is opened in the transition portion (1312) for the long rack (314) to pass through, when the lifting assembly (2) drives the sliding rail portion (1311) to move upward, the main gear (311) drives the secondary gear (312) to rotate through the ratchet mechanism (313), and the secondary gear (312) drives the long rack (314) to move.

4. A telescopic lifting assembly (2) according to claim 3, wherein the inner side wall of the transition portion (1312) near the auxiliary portion (32) is provided with an annular hook (4) for mounting the main gear (311), the annular hook (4) comprises a first connecting portion (41) connected with the side wall, a second connecting portion (42) connected with the main gear (311) and a third connecting portion (43) limiting the position of the main gear (311), the main gear (311) is provided with an annular groove (5), the annular hook (4) passes through the annular groove (5), and the area of the third connecting portion (43) is larger than that of the annular groove (5).

5. A telescopic lifting assembly (2) according to claim 4, wherein the secondary gear (312) is provided with an annular recess (6) on a side opposite to the primary gear (311), the primary gear (311) is provided with an annular protrusion (7) cooperating with the annular recess (6) at a position opposite to the secondary gear (312), and the secondary gear (312) is rotatably connected with the annular protrusion (7) via the annular recess (6).

6. A telescopic lifting assembly (2) according to claim 5, wherein the auxiliary part (32) comprises a rack gear (321) and a through slot (322) fixedly arranged on the support frame (12), the rack gear (321) is adapted to the gear of the main gear (311), the through slot (322) is used for the long rack (314) to pass through, the positions of the rack gear (321) and the through slot (322) are respectively adapted to the positions of the main gear (311) and the long rack (314), and the lengths of the rack gear (321) and the through slot (322) are respectively adapted to the lifting ranges of the main gear (311) and the long rack (314).