CN214059800U

CN214059800U - Vertical lifting mechanism for large bolt

Info

Publication number: CN214059800U
Application number: CN202022682633.9U
Authority: CN
Inventors: 朱福林; 曾义
Original assignee: China Railway Longchang Materials Co Ltd
Current assignee: China Railway Longchang Materials Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-27
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a big bolt vertical lift mechanism, assemble the body and set up the motor assembly body, the partial assembly body of liftout, the assembly body of transmission position, the partial assembly body of blowing on the main support assembly body, go up leading truck subassembly etc. including the main support assembly body. Compared with the prior art, the utility model has the positive effects that: the bolts are sequentially arranged through the guide sliding groove, and are put down one by one through the alternate action of the gear transmission mechanism, the bolts slide to the bottom along the sliding groove, the bolts are pushed upwards by utilizing the up-and-down movement of the material pushing rod, and when the lowest bolt moves upwards, the uppermost bolt slides down along the preset sliding groove by utilizing the force transmission principle, so that the vertical lifting of the bolts is realized; the defects of large occupied space, complex mechanism and high maintenance rate of the conventional lifting mechanism are effectively overcome; the utility model discloses the outward appearance is unique, is a simple structure, and the fault rate is low, and occupation space is little, promotes highly high, the convenient vertical lift mechanism of debugging.

Description

Vertical lifting mechanism for large bolt

Technical Field

The utility model relates to a big bolt vertical lifting mechanism.

Background

The existing bolt lifting mechanism has various types, and the main purpose is to lift a bolt from a low position to a high position to realize the required height and the required posture so as to meet the requirements of stacking, transferring and production. The lifting mode from low to high also has a plurality of structural forms, such as chain plate type irregular lifting, guide rail type single material lifting, hook type rotary lifting, push plate type step lifting and the like. These lifts require a large space and a complicated structure to satisfy. In order to meet the requirement of achieving the lifting effect in a limited space, a simple and practical large-bolt vertical lifting mechanism convenient to debug is designed.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a large bolt vertical lifting mechanism, which aims to meet the subsequent production requirements and lift round-head and hexagonal-head large bolts from a low position to a required height; the utility model discloses simple structure, the fault rate is low, and occupation space is little, promotes highly high, and the debugging is convenient.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a big bolt vertical lift mechanism, includes that main support assembly body and the motor assembly body, the partial assembly body of liftout, transmission position assembly body, the partial assembly body of blowing, the last leading truck subassembly of setting on the main support assembly body, wherein:

the main support assembly comprises a lifting main support, and a guide cylinder, a guide plate and a limiting guide rail which are arranged on the lifting main support;

the motor assembly comprises a speed reducing motor and a belt pulley;

the transmission part assembly body comprises a bearing with a seat, and an L-shaped connecting rod and a belt pulley which are arranged on the bearing with the seat, and the belt pulley of the transmission part assembly body is connected with the belt pulley of the motor assembly body through a transmission belt;

the material ejecting part assembly body comprises a guide rail, a material ejecting inclined plate, an ejecting rod and a bearing seat, wherein the material ejecting inclined plate, the ejecting rod and the bearing seat are arranged on the guide rail;

the discharging part assembly body comprises a bottom plate, and a gear, a first rack and a second rack which are arranged on the bottom plate, a fixing sleeve is arranged at the tail end of the second rack, a push rod is arranged on the fixing sleeve, a material pushing connecting rod is arranged on the push rod, a connecting rod is arranged at the front end of the material pushing connecting rod, a bearing is arranged on the connecting rod, and the bearing is in contact with a guide groove of a material pushing inclined plate of the material ejecting part assembly body;

the upper guide frame assembly comprises a bottom plate and a supporting block arranged on the bottom plate, and a guide plate and a material guide block are arranged on the supporting block.

Compared with the prior art, the utility model has the positive effects that:

the utility model discloses a direction spout discharges the bolt in proper order, and rethread gear drive's alternative action puts down one bolt, and along spout cunning to the bottom, utilize reciprocating of ejector pin to upwards push away the bolt, utilize the transmission principle of power, when a bolt up-motion below, the bolt of the top slides down along the spout that has predetermineeed, realizes the vertical lift of bolt. The utility model effectively solves the defects of large occupied space, complex mechanism and high maintenance rate of the existing lifting mechanism; the utility model discloses the outward appearance is unique, is a simple structure, and the fault rate is low, and occupation space is little, promotes highly high, the convenient vertical lift mechanism of debugging. The concrete expression is as follows:

(1) the utility model realizes single discharge through the alternate action of gear transmission;

(2) the utility model realizes the material ejecting action through the up-and-down movement of the material pushing rod converted from the rotation movement of the motor;

(3) the utility model realizes the purpose of preventing the bolt from falling back after the material is ejected through the movable limiting device;

(4) the utility model discloses an oval ejector pin realizes that the liftout is accurate, prevent the headspace.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of the overall structure of the present invention, wherein: (1) is a front view, and (2) is a side view;

fig. 2 is a schematic structural view of the main support assembly, wherein: (1) is a front view, and (2) is a perspective view;

fig. 3 is a schematic structural view of a motor assembly, wherein: (1) is a front view, (2) is an A-A view of (1), and (3) is a B-B view of (1);

fig. 4 is a schematic structural view of a transmission part assembly, wherein: (1) is a front view, and (2) is an A-A view of (1);

FIG. 5 is a schematic view of the construction of the topping portion assembly;

FIG. 6 is a schematic view of the structure of a discharge portion assembly, wherein: (1) is a front view, and (2) is a top view;

fig. 7 is a schematic structural view of the limiting device, wherein: (1) is a bottom view, (2) is a front view, and (3) is a working principle diagram of the limiting device;

FIG. 8 is a schematic structural view of the upper guide frame assembly;

fig. 9 is a schematic structural view of the ejector pin.

Detailed Description

A large bolt vertical lift mechanism, as shown in fig. 1, comprising: the device comprises a main support assembly 1, a motor assembly 2, a material ejection part assembly 3, a transmission belt 4, a transmission part assembly 5, a material discharge part assembly 6, a limiting device 7, an upper guide frame assembly 8, a stainless steel guide rail 9 and the like. Wherein, support assembly body 1 adopts welding behind the bolted connection to form, has both guaranteed the connection precision, has guaranteed its fastness again. The main motor assembly body 2, the ejection part assembly body 3, the transmission part assembly body 5, the emptying part assembly body 6, the limiting device 7 and the upper guide frame assembly body 8 are all installed on the support assembly body 1 through bolts, the transmission belt 4 is installed on the motor assembly body 2 and the transmission part assembly body 5, the rotary motion of the motor assembly body 2 is converted into the rotary motion of the transmission part assembly body 5, and then the rotary motion of the transmission part assembly body 5 is converted into the up-and-down motion of the ejection part assembly body 3.

Fig. 2 shows a main bracket assembly of the mechanism, which is composed of a connecting block 101, a lifting main bracket 102, a connecting block 103, a connecting piece 104, a beam connecting piece 105, a guide cylinder 106, a connecting piece 107, a U-shaped clamp 108, a guide plate 109, a limit guide rail 110, a connecting block 111, and the like. The lifting main bracket 102 is fixedly connected through a connecting block 101, a connecting block 103, a connecting piece 104, a beam connecting piece 105 and the like. The lower end of the guide cylinder 106 is fixed on the beam connecting piece 105 through a fixing piece, the middle upper part of the guide cylinder 106 is fixed on the lifting main bracket 102 through a U-shaped clamp 108, the bolts 10 (shown in figure 1) can be temporarily stored in the guide cylinder 106, and when the lowest bolt contacts the ejector rod to act, the bolt in the guide cylinder 106 moves upwards in the guide cylinder 106 and ejects the highest bolt. The guide plate 109 is then screwed to the beam connector 105 via the connector 107, with the bolt sliding along the guide plate 109. The limit rail 110 is fixed to the lifting main bracket 102 by a connection block 111.

Fig. 3 shows a motor assembly of the mechanism, which is composed of a motor base plate 201, a reduction motor 202, a pulley 203, a retainer 204, a washer 205, and a key 206. The motor base plate 201 is fixedly connected with the lifting main support 102 (see fig. 2) through screws, the speed reducing motor 202 is fixed on the motor base plate 201, and the belt pulley 203, the retainer ring 204 and the washer 205 are fixed on a shaft of the speed reducing motor 202 through screws and keys 206.

Fig. 4 shows a transmission part assembly of the mechanism, which is composed of a bearing pad 501, a bearing 502, a link 503, a bearing pad 504, an L-shaped link 505, a bearing with a seat 506, a bottom plate 507, a pulley 508, a pad 509, a pad 510, and a pad 511. Wherein the base plate 507 is fixed to the connecting member 104 (see fig. 2) by screws. Bearing pad 501, bearing 502, and bearing pad 504 are mounted on link 503, L-shaped link 505 passes through the bearing of seated bearing 506, the bearing is fixed by pad 509, pad 510, and pad 511, the base of seated bearing 506 is mounted on bottom plate 507, and link 503 is mounted on the other end of L-shaped link 505. The pulley 508 and the pulley 203 (see fig. 3) of the motor assembly are connected by a transmission belt 4 (see fig. 1) to transmit power.

Fig. 5 shows an assembly of the ejection part of the mechanism, which is composed of an ejection sloping plate 301, a guide rail 302, an ejection rod 303, a bearing pin 304, a bearing seat 305 and a bearing 306. The material pushing sloping plate 301, the material ejecting rod 303 and the bearing seat 305 are all arranged on the guide rail 302, the bearing seat 305 and the guide rail 302 are both provided with a bearing pin 304 and a bearing 306, the bearing 306 rolls on the lifting main bracket 102 (shown in figure 2) and the limiting guide rail 110 (shown in figure 2) of the main bracket assembly, when the transmission part assembly (shown in figure 4) rotates, the bearing 502 (shown in figure 4) of the transmission part assembly rolls in contact with an inner groove of the guide rail 302 to drive the material ejecting part assembly to do up-and-down reciprocating motion, and the material ejecting rod 303 (shown in figures 5 and 9) contacts with a bolt to realize the material ejecting action. In order to increase the contact area and prevent the bolt from swinging to cause the phenomena of top deflection or head space, the ejector rod 303 is designed to be in an eccentric structure, and the top is designed to be in an oval groove structure, as shown in fig. 9.

Fig. 6 is an assembly of the emptying part of the mechanism, which is composed of a connecting rod guide sleeve 601, a material-pushing connecting rod 602, a push rod 603, a rack 604, a gear 605, a rack 606, a fixed sleeve 607, a bottom plate 608, a bearing 609, a connecting rod 610 and a cover plate 611. Wherein, the bottom plate 608 is installed on the guide plate 109 (fig. 2) of the main bracket assembly, the gear 605 and the connecting rod guide sleeve 601 are both installed on the bottom plate 608, the bottom plate 608 is provided with a sliding groove, and the rack 604 and the rack 606 are in contact with the gear 605 and move in the sliding groove of the bottom plate 608 under the protection of the cover plate 611. The tail end of the rack 606 is provided with a fixed sleeve 607 which is connected with the push rod 603 and the pushing connecting rod 602, the pushing connecting rod 602 reciprocates in the connecting rod guide sleeve 601, the front end of the pushing connecting rod 602 is provided with a connecting rod 610, and the inner ring of the bearing 609 is fixed on the connecting rod 610 through a washer and a screw. The purpose is that the guide groove of the pushing sloping plate 301 (shown in figure 5) of the ejection part assembly body is contacted with the bearing 609, the up-and-down motion of the pushing sloping plate 301 (shown in figure 5) is converted into the left-and-right motion of the pushing connecting rod 602, and then the rack 604 and the rack 606 are driven to do reciprocating motion alternately back and forth under the cooperation of the gear 605, so that the blocking and releasing of bolts are realized, and single discharging is realized.

Fig. 7 is a limiting device of the mechanism, which is composed of a spring pull block 701, a rotating shaft 702, a limiting block 703, a connecting block 704, a rotating body 705, a striker plate 706 and a spring 707. The spring pulling block 701, the limiting block 703 and the connecting blocks 704 are all welded and fixed on the guide cylinder 106 (fig. 2) of the main bracket assembly, the rotating body 705 and the striker plate 706 are welded and then installed on the rotating shaft 702, the rotating shaft 702 is then welded and fixed between the two connecting blocks 704, and the limiting block 703 plays a role in supporting and limiting the striker plate 706. When the ejector pin 303 (fig. 5) moves upward, the bolt in the guide cylinder 106 (fig. 2) moves upward, the head pushes the striker plate 706 away upward, and when the head of the bolt steps over the striker plate 706, the striker plate 706 contacts the round surface of the bolt under the action of the spring force. In the process of falling back of the ejector beam 303 (fig. 5), the head of the bolt is hung by the striker plate 706, so that the bolt is prevented from falling.

Fig. 8 shows the upper guide frame assembly of the mechanism, which is composed of a guide plate 801, a material guide block 802, a connecting block 803, a connecting block 804, a supporting block 805 and a bottom plate 806. Wherein: the supporting block 805 is fixedly connected by a guiding plate 801, a guiding block 802, a connecting block 803 and a connecting block 804, specifically, the guiding plate 801 and the guiding block 802 are fixed above the supporting block 805, a stainless steel guide rail 9 (fig. 1) is arranged on the guiding plate 801, the connecting block 803 and the connecting block 804 are arranged on the supporting block 805 for fixing the supporting block 805 and the guiding block 802, the supporting block 805 is welded on a bottom plate 806, and the bottom plate 806 is fixedly connected with the lifting main bracket 102 (fig. 2) of the main bracket assembly through screws. The guide frame mainly guides the bolts in the guide cylinder 106 (fig. 2) of the main bracket assembly, when the material ejecting rod 303 (fig. 5) ejects the lowest bolt upwards, the lowest bolt moves upwards along the material guide block 802, when the bolt head moves over the top end of the material guide block 802, the head of the bolt is hung on the stainless steel guide rail 9 arranged on the guide plate 801 and slides downwards along the stainless steel guide rail 9 to be sent to the next process because the gravity of the bolt inclines towards the guide plate 801 (as shown in fig. 1, the whole vertical lifting mechanism has an inclination angle in order to ensure smooth discharging when being installed).

The utility model discloses a theory of operation:

the utility model discloses a direction spout discharges the bolt in proper order, and rethread gear drive's alternative action puts down one bolt, and along spout cunning to the bottom, utilize reciprocating of ejector pin to upwards push away the bolt, utilize the transmission principle of power, when a bolt up-motion below, the bolt of the top slides down along the spout that has predetermineeed, realizes the vertical lift of bolt.

Claims

1. The utility model provides a big bolt vertical lifting mechanism which characterized in that: including main support assembly body and the motor assembly body, the partial assembly body of liftout, transmission position assembly body, the partial assembly body of blowing on the main support assembly body, go up leading truck subassembly, wherein:

the motor assembly comprises a speed reducing motor and a belt pulley;

2. The large bolt vertical lift mechanism of claim 1, wherein: be provided with stop device on the main support assembly body, stop device draws piece and connecting block including the spring of welded fastening on main support assembly body guide cylinder, sets up the rotation axis on the connecting block, installs rotator and striker plate on the rotation axis, draws the piece at the spring and sets up the spring between the striker plate.

3. The large bolt vertical lift mechanism of claim 2, wherein: the limiting device further comprises a limiting block which is fixed on the guide cylinder and used for supporting and limiting the material baffle.

4. The large bolt vertical lift mechanism of claim 1, wherein: the lifting main support of the main support assembly body is provided with a beam connecting piece, the lower end of the guide cylinder is fixed on the beam connecting piece, the middle upper part of the guide cylinder is fixed on the lifting main support through a U-shaped clamp, and the guide plate is fixed on the beam connecting piece through a connecting piece and a screw.

5. The large bolt vertical lift mechanism of claim 1, wherein: and the other end of the L-shaped connecting rod of the transmission part assembly body is provided with a connecting rod, and the connecting rod is provided with a bearing which is in contact with an inner groove of a guide rail of the ejection part assembly body.

6. The large bolt vertical lift mechanism of claim 1, wherein: the ejector rod is of an eccentric structure, and the top of the ejector rod is of an oval groove structure.

7. The large bolt vertical lift mechanism of claim 1, wherein: a sliding groove is formed in the bottom plate of the emptying part assembly body, and the first rack and the second rack are arranged in the sliding groove.

8. The large bolt vertical lift mechanism of claim 7, wherein: a cover plate is arranged above the first rack and the second rack.

9. The large bolt vertical lift mechanism of claim 1, wherein: and a connecting rod guide sleeve is arranged on the bottom plate of the assembly body of the emptying part.

10. The large bolt vertical lift mechanism of claim 1, wherein: and a stainless steel guide rail is arranged on the guide plate of the upper guide frame assembly.