CN212887379U - A dismounting device that is used for tobacco vibratory conveyor to play arm assembly - Google Patents

Abstract

This scheme discloses a dismounting device for tobacco jigging conveyer bullet arm subassembly, the device includes: a support frame; a top rod which passes through the support frame and is arranged in a suspension way; a plurality of draw hooks arranged around the supporting frame through an adjusting mechanism; under the circumstances is dismantled to the bullet arm subassembly, the front end of ejector pin supports the locating piece of installation bullet arm subassembly on the jigging conveyer, the drag hook supports the bullet arm subassembly along dismantling the direction, the support frame through with the ejector pin between relative motion, drive the drag hook and remove to dismantling the direction, make the bullet arm subassembly break away from the locating piece. This scheme can avoid causing the damage to playing the arm subassembly when carrying out tobacco jigging conveyer bullet arm subassembly and dismantling, improves and dismantles efficiency, guarantees the operation standardization. This scheme dismounting device atress homogeneity when can guaranteeing to dismantle prevents because dismantle the atress inequality, to the last damage that the locating piece that installs the bullet arm subassembly caused of jigging conveyer.

Description

A dismounting device that is used for tobacco vibratory conveyor to play arm assembly

Technical Field

This scheme relates to equipment assembly technical field, concretely relates to be applied to dismounting device of tobacco vibrating conveyor bullet arm subassembly.

Background

The vibrating conveyer is one of the important equipments for conveying tobacco shred producing workshop in cigarette factory, and is mainly applicable to continuous production line of leaf, leaf shred, stem and stalk shred in the course of production.

As shown in fig. 1, the vibrating conveyor mainly comprises a frame, a trough body, a rocker, a crank-connecting rod and a transmission device. The eccentric shaft is driven by the motor through the belt to rotate, and the rocker swings through the connecting rod, so that the groove body reciprocates, and the purpose of conveying materials is achieved.

As shown in fig. 2, the elastic arm assembly is a connecting piece for the balance body and the trough body of the device to transmit power, four sides of three square positioning blocks are fixed by rubber blocks, and the center distance of the positioning blocks is 1: 2.

Disclosure of Invention

This scheme is anticipated is providing a dismounting device who is applied to tobacco vibration conveyer bullet arm subassembly.

In order to achieve the purpose, the technical scheme is as follows:

in a first aspect, the present scheme provides a dismounting device for an elastic arm assembly of a tobacco vibrating conveyor, which comprises:

a support frame;

a top rod which passes through the support frame and is arranged in a suspension way;

a plurality of draw hooks arranged around the supporting frame through an adjusting mechanism;

under the circumstances is dismantled to the bullet arm subassembly, the front end of ejector pin supports the locating piece of installation bullet arm subassembly on the jigging conveyer, the drag hook supports the bullet arm subassembly along dismantling the direction, produce relative motion through the screw thread interlock between support frame and the ejector pin, the support frame drives the drag hook and removes to dismantling the direction, makes the bullet arm subassembly break away from the locating piece.

In a preferred embodiment, the support frame is an I-shaped section bar;

the symmetrical center of the section bar is provided with a first threaded hole which is matched with an external thread arranged on the ejector rod, and the support frame and the ejector rod are meshed through threads to enable the support frame and the ejector rod to move relatively.

In a preferred embodiment, the support frame is provided with a first threaded hole extension section.

In a preferred embodiment, the cradle is keyed on the side facing the retractor.

In a preferred embodiment, the ejector pin comprises in sequence: the limiting section, the transmission section and the abutting section;

the ejector rod is abutted with the positioning block through an abutting section;

the transmission section is provided with an external thread which is matched with a first threaded hole arranged on the support frame;

the diameter of the limiting section is larger than that of the first threaded hole in the support frame.

In a preferred embodiment, the apparatus comprises: four drag hooks; every two drag hooks are in one group, and the two groups are respectively connected with the two sides of the supporting frame; the two drag hooks in each group are oppositely arranged.

In a preferred embodiment, the draw hook is in an L-shaped structure; one side of the drag hook is connected with the supporting frame through an adjusting mechanism.

In a preferred embodiment, the adjustment mechanism comprises: adjusting a rod; the upper side of the adjusting rod is in threaded connection with the supporting frame, and the lower side of the adjusting rod is in threaded connection with the drag hook.

In a preferred embodiment, the adjusting mechanism further comprises: rotating the rod; the end part of one side of the adjusting rod, which is connected with the supporting frame, is provided with a through hole along the direction vertical to the axis; the rotating rod penetrates through the through hole.

Advantageous effects

This scheme can avoid causing the damage to playing the arm subassembly when carrying out tobacco jigging conveyer bullet arm subassembly and dismantling, improves and dismantles efficiency, guarantees the operation standardization.

This scheme dismounting device atress homogeneity when can guaranteeing to dismantle prevents because dismantle the atress inequality, to the last damage that the locating piece that installs the bullet arm subassembly caused of jigging conveyer.

Drawings

Figure 1 shows a schematic view of a tobacco vibrating conveyor;

FIG. 2 shows a schematic view of a spring arm assembly;

fig. 3 shows a schematic view of the dismounting device according to the present solution;

fig. 4 shows a schematic view of the support frame according to the present solution;

FIG. 5 shows a schematic view of the ram of the present solution;

fig. 6 shows a left side view of the retractor according to the present solution;

fig. 7 shows a front view of the retractor according to the present solution;

FIG. 8 shows a left side view of the adjustment lever according to the present solution;

fig. 9 shows a bottom view of the adjusting lever according to the scheme

Fig. 10 shows a schematic view of the rotary lever according to the present solution.

Reference numerals

1. A support frame; 101. a first threaded hole; 102. a keyway; 103. a third threaded hole; 104. an extension section;

2. a top rod; 201. a limiting section; 202. a transmission section; 203. an abutment section;

3. pulling a hook; 301. a second threaded hole;

4. an adjusting mechanism 401 for adjusting the rod; 402. the rod is rotated.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.

In the description of the present embodiment, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Through research and analysis, when the elastic arm assembly is disassembled and assembled by using the existing disassembling and assembling method, the following problems occur, in particular,

1. the problem of damage to the surface of the elastic arm component can be caused. The reason is that when the elastic arm assembly is disassembled, the gap between the balancing body and the rack and the gap between the groove body and the rack are too small, so that the back of the elastic arm assembly can be knocked only by a hand hammer, and the surface of the elastic arm assembly is damaged. When a new elastic arm component is installed, the three positioning blocks are penetrated into the positioning shaft, and a hand hammer or an additional chisel is used for striking inwards, so that the deformation of the positioning blocks or the surface damage of the elastic arm component is also caused.

2. The assembly and disassembly of the elastic arm assembly are time-consuming and labor-consuming. The reason lies in, jigging conveyer is including connecting cell body, frame and balance body triplex, and the clearance between its triplex is narrow and small, does not have space application of force and strikes when causing the dismantlement, because the frame is divided into two with the bullet arm subassembly in addition, beats in turn from top to bottom in addition, also so during the installation, causes the dismouting inconvenient to cause and waste time and energy.

Based on above-mentioned research and analysis, this scheme is anticipated is providing a be applied to tobacco vibratory conveyor and is played dismounting device of arm subassembly to cause this part surface damage when solving the dismouting and play the arm subassembly, dismantle the scheduling problem that wastes time and energy, thereby improve and dismantle efficiency, guarantee the integrality of part.

The following describes in detail a detaching device applied to an elastic arm assembly of a tobacco vibrating conveyor according to the present disclosure with reference to fig. 3 to 10. As shown in fig. 3, the detaching device of the present solution mainly includes: a supporting frame 1, a top rod 2 and a drag hook 3. The top rod 2 penetrates through the support frame 1 and is arranged on the support frame 1 in a suspending way. A plurality of drag hooks 3 are connected around the supporting frame 1 through an adjusting mechanism 4. When carrying out the bullet arm subassembly and dismantling, utilize the one end of ejector pin 2 to support the locating piece of installation bullet arm subassembly on the jigging conveyer, support the bullet arm subassembly with drag hook 3 along the direction that the bullet arm subassembly was extracted, utilize the occlusal force between the screw thread and ejector pin 2 to produce relative motion through support piece, drive drag hook 3 and remove to dismantling the direction to will play the arm subassembly with the locating piece separation.

As shown in fig. 4, in this embodiment, the supporting frame 1 is used as a main bearing supporting component, and needs to have a strong rigidity, and can be made of stainless steel. A first threaded hole 101 is formed in the center of the support frame, and the support frame 1 and the ejector rod 2 can move relatively through the matching of the first threaded hole 101 and the external thread arranged on the ejector rod 2. In one embodiment, the supporting frame 1 is made of a steel plate structure, a through hole is formed in the center of the steel plate structure, and a thread is tapped inside the through hole to form the first threaded hole 101. The first threaded hole 101 is matched with an external thread processed on the outer surface of the ejector rod 2, and the support frame 1 and the ejector rod 2 generate relative motion through the occlusion of the first threaded hole 101 of the support frame 1 and the external thread of the ejector rod 2.

In order to facilitate the use of the dismounting device, the manual labor of workers is reduced, the weight of the dismounting device is reduced as much as possible on the premise of ensuring the strength of the device, and therefore, the weight of the support frame 1 can be reduced by optimizing the structure of the support frame 1. For example, a key slot 102 or a blind hole can be formed in a part of the support frame 1 which is not stressed in a concentrated manner; alternatively, the non-primary load bearing locations may be eliminated to reduce the area of the support frame 1, thereby reducing the weight of the support frame 1. In one embodiment, the support frame 1 is designed as an i-shaped steel plate profile. The front side and the rear side of the steel plate structure are used for connecting the drag hook 3, the left side and the right side of the steel plate structure can be processed into hollow structures, the strength of the support frame 1 cannot be influenced, and the weight of the support frame 1 can be greatly reduced. In addition, a groove can be further formed on the surface of the support frame 1 facing to one side of the draw hook 3, so that the weight of the support frame 1 is further reduced.

In order to further enhance the strength of the first threaded hole 101 in the present embodiment, as shown in fig. 4, an extension section 104 of the first threaded hole 101 is added on the side of the support 1 facing the draw hook 3, and the support of the first threaded hole 101 to the ejector pin 2 by the bending force can be extended by the extension section 104. By adding the extension section 104 of the first threaded hole 101, the strength of the first threaded hole 101 can be improved when the support frame 1 is thin, and normal matching and working of the ejector rod 2 and the first threaded hole 101 are guaranteed.

As shown in fig. 5, the jack 2 sequentially includes: spacing section 201, transmission section 202 and butt section 203. The abutting section 203 is used for abutting against the positioning block; the transmission section 202 is matched with the first threaded hole 101 of the support frame 1 for transmission; the movement of the support frame 1 and the top rod 2 is limited by the limiting section 201. In one embodiment, the abutting section 203 is a conical structure, and the tip of the conical structure is used to abut against the positioning block. The outer surface processing of transmission section 202 has the external screw thread, utilizes the external screw thread and the cooperation of the first screw hole 101 of support frame 1, realizes the relative motion of support frame 1 and ejector pin 2. The radius of the limiting section 201 is larger than the diameter of the first threaded hole 101 on the support frame 1. In addition, the length of the transmission section 202 is far greater than that of the limiting section 201 and the abutting section 203.

As shown in fig. 3, in the present scheme, four drag hooks 3 are adopted, and every two drag hooks 3 form a group; two groups of drag hooks 3 are respectively connected with the two sides of the supporting frame 1; the two drag hooks 3 in each group are oppositely connected on the supporting frame 1 through an adjusting mechanism 4 respectively. As shown in fig. 6, the draw hook 3 is of an "L" shape, a second threaded hole 301 is formed in one arm, the second threaded hole 301 is used for connecting with the adjusting mechanism 4, and the other arm hooks the elastic arm assembly when the elastic arm assembly is detached. The 3 subtend settings of drag hook in every group can form the state of embracing to the bullet arm subassembly when catching on the bullet arm subassembly, makes the pulling force that two drag hooks 3 were applyed concentrate more for dismantle the bullet arm subassembly. In addition, as shown in fig. 6 and 7, the side of the retractor 3 for hooking the elastic arm assembly is configured to be high at the outside and low at the inside, so that the elastic arm assembly is prevented from sliding to the outside of the retractor 3.

In this scheme, utilize adjustment mechanism 4 connects drag hook 3 on support frame 1, simultaneously, can also utilize adjustment mechanism 4 to adjust the height of drag hook 3 apart from support frame 1 to make drag hook 3 can hook tight elastic arm subassembly. In one embodiment, as shown in fig. 8, the adjusting mechanism 4 includes: an adjustment lever 401; the upper side and the lower side of the adjustment lever 401 are respectively provided with external threads, and as shown in fig. 9, the left and right sides of the middle part of the adjustment lever 401 are processed into a plane by a spot facing process. The upper side of the adjusting rod 401 is matched with the supporting frame 1 through the third threaded hole 103 formed in the outer thread, so that the connection between the draw hook 3 and the supporting frame 1 and the adjustment of the distance between the draw hook 3 and the supporting frame 1 are realized. The lower side of the adjusting rod 401 is matched with the second threaded hole 301 on the drag hook 3 through external threads, and the connection with the drag hook 3 is realized.

In the scheme, in order to facilitate the use and control of the adjusting rod 401 by a worker, a through hole is formed in the end part of one side, connected with the support frame 1, of the adjusting rod 401, and the axis direction of the through hole is perpendicular to the axis direction of the adjusting rod 401. Utilize a rotary rod 402 to pass this through-hole, the staff can utilize this rotary rod 402 to realize adjusting the rotation of pole 401, through the relative motion of adjusting pole 401 and support frame 1, drives the motion of drag hook 3 to realize the regulation of distance between drag hook 3 and the support frame 1. In one embodiment, as shown in fig. 10, the main body of the rotating rod 402 is an optical axis structure, one side of the rotating rod is provided with a limiting cap, the diameter of the limiting cap is larger than the diameter of the through hole on the adjusting rod 401, the other side of the rotating rod 402 is provided with an external thread, and when the rotating rod 402 is inserted into the through hole on the adjusting rod 401, a nut is installed on the side of the rotating rod 402 with the external thread, so as to prevent the rotating rod 402 from sliding out of the through hole on the adjusting rod 401 during.

This scheme of utilization when dismounting device dismantles the bullet arm subassembly, utilize ejector pin 2 to support the square locating piece of installing the bullet arm subassembly on the jigging conveyer, utilize the distance between regulation pole 401 adjustment drag hook 3 and the support frame 1, make drag hook 3 can hook the bullet arm subassembly tightly, simultaneously, make two drag hook 3 subtend settings in every group, form the state of embracing to the bullet arm subassembly. Along with the rotation of ejector pin 2, through the screw thread interlock between ejector pin 2 and the support frame 1, make ejector pin 2 and support frame 1 take place relative displacement, support frame 1 drives the drag hook 3 through adjusting pole 401 and moves, draws down the bullet arm subassembly from the locating piece gradually, accomplishes the dismantlement work to the bullet arm subassembly.

This scheme of utilization dismounting device can be quick dismantle the bullet arm subassembly, improves and dismantles efficiency, simultaneously, can avoid dismantling the damage that causes the bullet arm subassembly.

The present solution is further illustrated by the following examples.

In the example, the center ratio of the CV/B/L series elastic arm components is 1:2, a disassembling device for disassembling the elastic arm assembly is detailed. As shown in fig. 2, the structure of the elastic arm assembly is shown, the connection port of the elastic arm assembly is square, and is matched with the square positioning block on the vibration conveyor to realize the assembly of the elastic arm assembly and the vibration conveyor, and when the connection port of the elastic arm assembly is installed with the square positioning block above the vibration conveyor, the middle gap is filled with a rubber block.

As shown in fig. 3, in this example, the detaching device includes: support frame 1, ejector pin 2, adjustment mechanism 4 and a plurality of drag hook 3. The top rod 2 passes through a first threaded hole 101 on the support frame 1 to be connected with the support frame 1. A plurality of drag hooks 3 are arranged around the support frame 1 and are connected with the support frame 1 by utilizing an adjusting mechanism 4. When a piece carries out the bullet arm subassembly and dismantles, utilize ejector pin 2 to support the square locating piece of installation bullet arm subassembly on the jigging conveyer, utilize the distance between regulation structure adjustment drag hook 3 and the support frame 1, make drag hook 3 can hook tight bullet arm subassembly. Along with the rotation of ejector pin 2, take place relative movement between support frame 1 and the ejector pin 2, support frame 1 drives the motion of drag hook 3 through adjustment mechanism 4, draws down the bullet arm subassembly from the locating piece gradually, accomplishes the dismantlement work to the bullet arm subassembly.

As shown in FIG. 4, the support frame 1 can be machined from 45# steel, and only the first threaded hole 101 matched with the mandril 2 is 30mm high for reducing the weight

The circular threaded hole structure, steel sheet structure behind 20mm all is adopted to other positions, and the width both sides adopt the fretwork design, reduce weight, lie in first threaded hole 101 both sides at support frame 1 middle part, adopt the mode of seting up keyway 102 to reduce weight. And the four corners of the support frame 1 are tapped with third threaded holes 103, and the third threaded holes are used for being connected with an adjusting rod 401 in the adjusting mechanism 4 and adjusting the distance between the drag hook 3 and the support frame 1.

As shown in fig. 5, in this embodiment, the carrier rod 2 may be formed by 45# steel and then quenched, and the first external thread on the outer surface may be a trapezoidal thread to increase the strength of the root. The length of the first external thread can be designed according to the stroke required by disassembling the elastic arm component. For example, the length of the first external thread needs to be much longer than the length of the longest locating block on the vibratory conveyor for fixing the elastic arm assembly. The one end of ejector pin 2 adopts outer hexagonal structure for the end cap, can satisfy solid wrench and box spanner's commonly used use, also can match electric spanner and use. The other end of the ejector rod 2 is a conical mechanism, and the tip of the conical mechanism is abutted to the elastic arm component.

As shown in fig. 6, the drag hook 3 is made of 45# steel, and a second threaded hole 301 is formed in one arm of the drag hook 3 for connecting with an adjusting rod 401 of the adjusting mechanism 4. The other cantilever is used for hooking the elastic arm component.

As shown in fig. 3, the adjusting assembly is composed of a rotating rod 402 and an adjusting rod 401. As shown in fig. 7, the adjustment rod 401 is designed with a positive and negative thread, for example, the upper side of the adjustment rod 401 is formed with a positive thread, and the lower side of the adjustment rod 401 is formed with a negative thread. One end of the adjusting rod 401 is provided with a through hole for installing a rotating rod 402. As shown in fig. 8, the rotating rod 402 is an optical axis structure, one end of the rotating rod is an end cap, and the other end of the rotating rod is provided with an external thread for fastening with a nut to prevent the rotating rod 402 from falling out of the through hole of the adjusting rod 401. The external thread on the upper side of the adjusting rod 401 is matched with the second threaded hole 301 on the support frame 1, and when the adjusting rod 401 is rotated, the lifting of the draw hook 3 can be realized, so that the distance between the draw hook 3 and the support frame 1 can be conveniently adjusted; the second threaded hole 301 on the external thread draw hook 3 on the lower side of the adjusting rod 401 is matched, and the connection and the fixation of the draw hook 3 are realized.

In conclusion, when the dismounting device is used for dismounting the elastic arm assembly, the damage to the surface of the elastic arm assembly can be reduced, and the completeness of parts is guaranteed. The disassembly efficiency of the elastic arm assembly is improved, the disassembly balance of parts is guaranteed, and the situation that the positioning block is distorted and damaged due to the fact that disassembly force is not uniform is avoided.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (9)

1. A dismounting device of a tobacco vibrating conveyor elastic arm component is characterized by comprising:

a support frame (1);

a top rod (2) which is suspended in the air and passes through the support frame (1);

a plurality of drag hooks (3) arranged around the support frame (1) through an adjusting mechanism (4);

under the circumstances is dismantled to the bullet arm subassembly, the front end of ejector pin (2) supports the locating piece of installation bullet arm subassembly on the jigging conveyer, drag hook (3) are followed and are dismantled the direction and support the bullet arm subassembly, produce relative motion through the screw thread interlock between support frame (1) and ejector pin (2), support frame (1) drive drag hook (3) and remove to dismantling the direction, make the bullet arm subassembly break away from the locating piece.

2. Dismounting device according to claim 1, characterized in that the support frame (1) is an i-shaped profile;

the symmetrical center of the section bar is provided with a first threaded hole (101), the first threaded hole (101) is matched with an external thread arranged on the ejector rod (2), and the support frame (1) and the ejector rod (2) are meshed through threads, so that relative motion is generated between the support frame (1) and the ejector rod (2).

3. Dismounting device according to claim 2, characterized in that the support frame (1) is provided with an extension (104) of the first threaded hole (101).

4. Dismounting device according to claim 2, characterized in that the support frame (1) is provided with a key slot (102) on the side facing the draw hook (3).

5. Dismounting device according to claim 2, characterized in that said mandrel (2) comprises, in sequence: the limiting section (201), the transmission section (202) and the abutting section (203);

the ejector rod (2) is abutted with the positioning block through an abutting section (203);

the transmission section (202) is provided with an external thread, and the external thread is matched with a first threaded hole (101) formed in the support frame (1);

the diameter of the limiting section (201) is larger than that of the first threaded hole (101) in the support frame (1).

6. The dismounting device according to claim 1, characterized in that it comprises: four drag hooks (3); every two drag hooks (3) are in one group, and the two groups are respectively connected with the two sides of the support frame (1);

the two drag hooks (3) in each group are arranged oppositely.

7. The dismounting device according to claim 1 or 6, characterized in that the draw hook (3) is of an "L" shaped structure; one side of the draw hook (3) is connected with the support frame (1) through an adjusting mechanism (4).

8. Dismounting device according to claim 1, characterized in that said adjusting mechanism (4) comprises: an adjustment lever (401); the upper side of the adjusting rod (401) is in threaded connection with the supporting frame (1), and the lower side of the adjusting rod (401) is in threaded connection with the draw hook (3).

9. Dismounting device according to claim 8, characterized in that the adjusting mechanism (4) further comprises: a rotating rod (402); the end part of one side, connected with the support frame (1), of the adjusting rod (401) is provided with a through hole along the direction vertical to the axis; the rotating rod (402) passes through the through hole.

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