阅读说明：本技术 一种高重复定位精度快速举升装置 (High-repeated-positioning-precision quick lifting device ) 是由 吴宗跃 何光祥 代天琪 王海 陈双良 樊战军 孙旭跃 于 2021-10-20 设计创作，主要内容包括：一种高重复定位精度快速举升装置,包括：支撑本体、托架、感应机构、导轨、电动推杆以及控制器；导轨竖直安装在所述支撑本体上；电动推杆设置在所述支撑本体内用于推动所述托架沿所述导轨上升或下降；电动推杆与控制器控制连接；感应机构设置在所述支撑本体上用于感应所述托架的位置,感应机构与所述控制器连接；在所述支撑本体的顶部设置有定位销,在所述托架的顶部设置有定位孔,所述托架上升到位后所述定位销插入所述定位孔内。本发明通过利用电动推杆、控制器、以及感应机构对托架完成举升、下降的自动控制,托架举升/下降速度快；同时通过利用支撑本体顶部的定位销与托架上的定位孔相互配合的结构,实现了托架上升到位后的自动定位。(A high-repeated-positioning-precision quick lifting device comprises: the device comprises a supporting body, a bracket, an induction mechanism, a guide rail, an electric push rod and a controller; the guide rail is vertically arranged on the supporting body; the electric push rod is arranged in the support body and used for pushing the bracket to ascend or descend along the guide rail; the electric push rod is in control connection with the controller; the induction mechanism is arranged on the support body and used for inducing the position of the bracket, and the induction mechanism is connected with the controller; the top of the support body is provided with a positioning pin, the top of the bracket is provided with a positioning hole, and the positioning pin is inserted into the positioning hole after the bracket is lifted in place. The invention completes the automatic control of lifting and descending of the bracket by utilizing the electric push rod, the controller and the induction mechanism, and the lifting/descending speed of the bracket is high; meanwhile, the automatic positioning of the bracket after the bracket rises in place is realized by utilizing a structure that the positioning pin at the top of the supporting body is matched with the positioning hole in the bracket.)

1. The utility model provides a quick lifting devices of high repeated positioning accuracy which characterized in that includes: the device comprises a supporting body (1), a bracket (2), an induction mechanism (6), a guide rail (7), an electric push rod (8) and a controller (3);

the guide rail (7) is vertically arranged on the support body (1);

the electric push rod (8) is arranged in the support body (1) and used for pushing the bracket (2) to ascend or descend along the guide rail (7); the electric push rod (8) is in control connection with the controller (3);

the induction mechanism (6) is arranged on the support body (1) and used for inducing the position of the bracket (2), and the induction mechanism (6) is connected with the controller (3);

the top of the support body (1) is provided with a positioning pin (9), the top of the bracket (2) is provided with a positioning hole (91), and the positioning pin (9) is inserted into the positioning hole (91) after the bracket (2) is lifted to the right position.

2. The high-repeatability positioning precision quick lifting device as claimed in claim 1, wherein: the supporting body (1) is of a frame structure consisting of a vertical column (101) and a cross beam (102), and the guide rail (7) is installed on the vertical column (101) of the supporting body (1).

3. The high-repeatability positioning precision quick lifting device as claimed in claim 2, wherein: the support frame is characterized in that the support frame (2) is of a frame structure consisting of an upper transverse rod (201), a vertical rod (202) and a lower supporting rod (203), the two ends of the upper transverse rod (201) are respectively connected with the vertical rod (202), the lower supporting rod (203) is horizontally arranged, the end part of the lower supporting rod (203) is connected with the lower end of the vertical rod (202), a sliding block (71) is arranged on the guide rail (7), and the vertical rod (202) is installed on the sliding block (71).

4. The high-repeatability positioning precision quick lifting device as claimed in claim 3, wherein: a supporting block (10), a first spring (12) and an electromagnet (11) are arranged on the upright post (101); a supporting hole (13) is formed in the vertical rod (202);

the electromagnet (11) is in control connection with the controller (3);

one end of the first spring (12) abuts against the supporting block (10), and the other end of the first spring abuts against the upright post (101);

when the bracket (2) is lifted to the right position, the first spring (12) pushes the supporting block (10) to be inserted into the supporting hole (13);

when the bracket (13) is about to descend, the controller (3) controls the electromagnet (11) to generate suction force and attract the supporting block (10) to overcome the elastic force of the first spring (12) and then slide out of the supporting hole (13).

5. The high-repeatability positioning precision quick lifting device as claimed in claim 4, wherein: a guide column (14) is arranged on the upright column (101), and the guide column (14) extends into an inner hole of the supporting block (10); the first spring (12) is sleeved on the guide post (14).

6. The high-repeatability positioning precision quick lifting device as claimed in claim 4, wherein: an arc-shaped surface (15) is arranged on the supporting block (10).

7. The high-repeatability positioning precision quick lifting device as claimed in claim 1, wherein: a buffer mechanism (4) for buffering the bracket (2) is arranged in the support body (1).

8. The high-repeatability positioning precision quick lifting device as claimed in claim 6, wherein: the buffer mechanism (4) is a buffer spring.

9. The high-repeatability positioning precision quick lifting device as claimed in claim 1, wherein: the positioning hole (91) is an inverted conical hole; the part of the positioning pin (9) matched with the positioning hole (91) is inverted cone-shaped.

10. The high-repeatability positioning precision quick lifting device as claimed in claim 1, wherein: the mounting structure of the positioning pin (9) comprises a shell (16), a rivet (17) and a second spring (18); the shell (16) is arranged on a support plate (17) at the top of the support body (1); an inner cavity with an open lower end is formed in the shell (16), and the positioning pin (9) is in sliding fit with the inner cavity of the shell (16); the blind rivet (17) penetrates through the shell (16) and is connected with the positioning pin (9); the second spring (18) is sleeved on the blind rivet (17), the upper end of the second spring abuts against the inner wall of the shell (16), and the lower end of the second spring abuts against the positioning pin (9).

Technical Field

The invention belongs to the technical field of lifting equipment, and particularly relates to a high-repeated-positioning-precision quick lifting device.

Background

Due to the need of product development, the product needs to be lifted repeatedly. The existing lifting device has the problems of long lifting/withdrawing (descending) time, unreliable unlocking/locking, low repeated positioning precision and the like, and can not meet the performance requirement. Therefore, a lifting device with high repeated positioning accuracy is urgently needed to solve the problems of long lifting/withdrawing time and low repeated positioning accuracy.

Disclosure of Invention

The invention mainly aims to provide a quick lifting device with high repeated positioning precision, and aims to solve the technical problem.

In order to achieve the above object, the present invention provides a high-repeated positioning precision rapid lifting device, comprising: the device comprises a supporting body, a bracket, an induction mechanism, a guide rail, an electric push rod and a controller; the guide rail is vertically arranged on the supporting body; the electric push rod is arranged in the support body and used for pushing the bracket to ascend or descend along the guide rail; the electric push rod is in control connection with the controller; the induction mechanism is arranged on the supporting body and used for inducing the position of the bracket, and the induction mechanism is connected with the controller; the top of the support body is provided with a positioning pin, the top of the bracket is provided with a positioning hole, and the positioning pin is inserted into the positioning hole after the bracket is lifted in place.

Preferably, the support body is a frame structure consisting of upright columns and cross beams, and the guide rails are installed on the upright columns of the support body.

Preferably, the bracket is a frame structure consisting of an upper transverse rod, a vertical rod and a lower supporting rod, two ends of the upper transverse rod are respectively connected with the vertical rod, the lower supporting rod is horizontally arranged, the end part of the lower supporting rod is connected with the lower end of the vertical rod, a sliding block is arranged on the guide rail, and the vertical rod is arranged on the sliding block.

Preferably, the upright post is provided with a supporting block, a first spring and an electromagnet; a supporting hole is formed in the vertical rod; the electromagnet is in control connection with the controller; one end of the first spring is abutted against the supporting block, and the other end of the first spring is abutted against the upright post; when the bracket is lifted to the right position, the first spring pushes the supporting block to be inserted into the supporting hole; when the bracket is about to descend, the controller controls the electromagnet to generate suction force and attract the supporting block to overcome the elastic force of the first spring and then slide out of the supporting hole.

Preferably, the upright post is provided with a guide post, and the guide post extends into an inner hole of the supporting block; the first spring is sleeved on the guide post.

Preferably, an arc-shaped surface is arranged on the supporting block.

Preferably, a buffer mechanism for buffering the bracket is provided in the support body.

Preferably, the buffer mechanism is a buffer spring.

Preferably, the positioning hole is an inverted conical hole; the part of the positioning pin matched with the positioning hole is in an inverted cone shape.

Preferably, the mounting structure of the positioning pin comprises a shell, a pull nail and a second spring; the shell is arranged on a support plate at the top of the support body; the shell is provided with an inner cavity with an open lower end, and the positioning pin is in sliding fit with the inner cavity of the shell; the blind rivet penetrates through the shell and is connected with the positioning pin; the second spring is sleeved on the pull nail, the upper end of the second spring is abutted against the inner wall of the shell, and the lower end of the second spring is abutted against the locating pin.

The invention achieves the following beneficial effects:

(1) the invention completes the automatic control of lifting and descending of the bracket by utilizing the electric push rod, the controller and the induction mechanism, and the lifting/descending speed of the bracket is high; meanwhile, the automatic positioning of the bracket after the bracket rises in place is realized by utilizing a structure that the positioning pin at the top of the supporting body is matched with the positioning hole in the bracket.

(2) According to the invention, by utilizing the supporting block, the first spring, the electromagnet and the supporting hole arranged on the vertical rod of the bracket, the bracket can be automatically supported and locked after being lifted in place; when the bracket is about to descend, the electromagnet can be controlled through the controller to unlock the bracket, the locking and unlocking operations are simple, and a reliable supporting structure is formed for the bracket.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 perspective view of a high-repeatability positioning accuracy rapid lifting device according to the present invention;

FIG. 2 is a front view of a high-precision quick lifting device with repeated positioning according to the present invention;

FIG. 3 is a left side view of the high-precision quick lifting device with repeated positioning according to the present invention;

FIG. 4 is a schematic structural view of the bracket of the present invention after being raised to a proper position and locked;

description of reference numerals: 1-a support body; 101-a column; 102-a beam; 2-a bracket; 201-upper cross bar; 202-vertical bar; 203-lower supporting rod; 3-a controller; 4-a buffer mechanism; 5-a support plate; 6-an induction mechanism; 7-a guide rail; 71-a slide block; 8, an electric push rod; 9-a positioning pin; 91-positioning holes; 10-a support block; 11-an electromagnet; 12-a first spring; 13-support holes; 14-a guide post; 15-arc surface; 16-a housing; 17-pulling nails; 18-second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating 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 addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to fig. 3, an embodiment of a fast lifting apparatus with high repeatability positioning accuracy provided by the present invention includes: the device comprises a supporting body 1, a bracket 2, an induction mechanism 6, a guide rail 7, an electric push rod 8 and a controller 3; the guide rail 7 is vertically installed on the support body 1; the electric push rod 8 is arranged in the support body 1 and used for pushing the bracket 2 to ascend or descend along the guide rail 7; the electric push rod 8 is in control connection with the controller 3; the induction mechanism 6 is arranged on the support body 1 and used for inducing the position of the bracket 2, the induction mechanism 6 is connected with the controller 3, and the induction mechanism 6 is a proximity sensor; a positioning pin 9 is arranged at the top of the support body 1, a positioning hole 91 is arranged at the top of the bracket 2, and the positioning pin 9 is inserted into the positioning hole 91 after the bracket 2 is lifted in place. When the lifting device works, the controller 3 automatically controls the electric push rod 8, the induction mechanism 6 is used for inducing the position information of the bracket 2 and feeding the position information back to the controller, and when the induction mechanism 6 induces that the bracket 2 is lifted in place, the controller 3 controls the electric push rod 8 to stop lifting; when the sensing mechanism 6 senses that the bracket 2 descends to the right position, the controller 3 controls the electric push rod 8 to stop descending. In addition, when the bracket 2 rises to the right position, the positioning pin 9 at the top of the support body 1 is inserted into the positioning hole 91 on the bracket 2, and the positioning pin 9 and the positioning hole 91 are matched with each other to realize the automatic positioning of the bracket 2 in the horizontal direction, so that the bracket 2 is prevented from shaking front and back and left and right.

In the present embodiment, as shown in fig. 1 and fig. 2, the supporting body 1 is a frame structure composed of a vertical column 101 and a cross beam 102, and the guide rail 7 is installed on the vertical column 101 of the supporting body 1.

In this embodiment, as shown in fig. 1 and fig. 2, the bracket 2 is a frame structure composed of an upper cross rod 201, a vertical rod 202, and a lower supporting rod 203, two ends of the upper cross rod 201 are respectively connected to the vertical rod 202, the lower supporting rod 203 is horizontally disposed, an end of the lower supporting rod 203 is connected to a lower end of the vertical rod 202, a sliding block 71 is disposed on the guide rail 7, and the vertical rod 202 is mounted on the sliding block 71.

In the present embodiment, as shown in fig. 4, a supporting block 10, a first spring 12 and an electromagnet 11 are arranged on the column 101; a support hole 13 is formed in the vertical rod 202; the electromagnet 11 is in control connection with the controller 3; one end of the first spring 12 abuts against the supporting block 10, and the other end abuts against the upright post 101. An arc-shaped surface 15 is arranged on the supporting block 10. In the lifting device, when the bracket 2 is lifted, the bracket 2 pushes the supporting block 10 along the arc surface 15 to overcome the elastic force of the first spring 12 so as to withdraw the supporting block, when the bracket 2 is lifted to a proper position, the supporting hole 13 is flush with the supporting hole 10, and the supporting hole 10 pushes the supporting block 10 to be inserted into the supporting hole 13 under the elastic force of the first spring 12 so as to lock and support the bracket 2; when the bracket 13 is about to descend, the controller 3 controls the electromagnet 11 to generate suction force and attract the supporting block 10 to overcome the elastic force of the first spring 12 and then slide out of the supporting hole 13, so that the bracket is unlocked.

In this embodiment, as shown in fig. 4, a guide post 14 is disposed on the upright post 101, and the guide post 14 extends into the inner hole of the supporting block 10; the first spring 12 is sleeved on the guide post 14. The support block 10 slides along the guide posts 14 when moving, so that the support block 10 can be ensured to slide smoothly.

In the present embodiment, as shown in fig. 1, a buffer mechanism 4 for buffering the carriage 2 is provided in the support body 1; the buffer mechanism 4 is a buffer spring. The buffering structure 4 is arranged to buffer the descending bracket 2, so that impact on the electric push rod 8 caused by stopping descending is avoided, and the electric push rod 8 is effectively protected.

In this embodiment, as shown in fig. 4, the positioning hole 91 is a reverse tapered hole; the part of the positioning pin 9 matched with the positioning hole 91 is in an inverted cone shape. The positioning pin 9 and the positioning hole 91 are both provided with conical matching structures, and the functions of guiding and automatic centering are achieved.

In the present embodiment, as shown in fig. 4, the mounting structure of the positioning pin 9 includes a housing 16, a blind rivet 17, and a second spring 18; the housing 16 is mounted on a support plate 17 at the top of the support body 1; an inner cavity with an open lower end is formed in the shell 16, and the positioning pin 9 is in sliding fit with the inner cavity of the shell 16; the blind rivet 17 penetrates through the shell 16 and is connected with the positioning pin 9; the second spring 18 is sleeved on the blind rivet 17, the upper end of the second spring abuts against the inner wall of the shell 16, and the lower end of the second spring abuts against the positioning pin 9. Through the mounting structure of locating pin 9, can be so that locating pin 9 is floating structure, and locating pin 9 can fluctuate on vertical direction promptly, but can not rock about on the horizontal direction, consequently, can avoid locating pin 9 and bracket 2 to take place to interfere on vertical direction, can form the location to bracket 2 on the horizontal direction simultaneously. In addition, the positioning pin 9 is always tightly pressed in the positioning hole 91 under the action of the second spring 18, so that the positioning reliability is ensured.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.