CN218451357U - Rod feeding mechanism, rod feeding system and lollipop forming equipment - Google Patents

Abstract

The utility model relates to a lollipop former's field provides a stick mechanism reaches stick system and lollipop former down, include: the distribution roller is provided with a plurality of bar grooves for accommodating bar bodies on the peripheral surface, the bar grooves are arranged around the axis of the distribution roller, and the inner walls of the bar grooves are provided with negative pressure holes; the negative pressure structure is communicated with the negative pressure hole when the bar groove rotates to the first interval, so that negative pressure is provided for the bar groove; and when the rod groove rotates to the second interval, the pressure relief structure is communicated with the negative pressure hole, and the negative pressure in the rod groove is eliminated. So set up, rotate to first interval in the excellent groove, negative pressure structure and negative pressure hole intercommunication can provide the negative pressure for the excellent groove through negative pressure structure, and the excellent groove at first gyration gets into excellent fill, makes the smooth entering excellent groove of barred body under the effect of negative pressure to firmly adsorb in the excellent groove, reduced the product and lacked the problem that stick or barred body card were fought to the stick, guaranteed production efficiency, reduced manufacturing cost.

Description

Rod feeding mechanism, rod feeding system and lollipop forming equipment

Technical Field

The utility model relates to a lollipop former's field especially relates to a stick mechanism and stick system and lollipop former down.

Background

The tablet press is a device which can press and form granular or powdery materials according to the shape of a required product, and is widely applied to pharmacy, chemical industry, food and the like. The rotary lollipop press is a double-pressure automatic rotary continuous tablet press, which is mainly used for pressing lollipops of various shapes.

In the related art, the lollipop forming apparatus mainly includes a rotatable center punch plate having a die hole for press forming a lollipop in cooperation with a die, and a plurality of lollipop supporting members provided around the center punch plate for supporting a lollipop stick. The rod dropping mechanism is one of the main components of the lollipop forming equipment and is mainly used for dropping a rod body in a rod hopper onto a rod supporting bracket.

The current bar falling mechanism finishes the work of conveying bars and falling bars through a rotatable bar separating disc with a groove, namely, after a groove in the bar separating disc enters a bar hopper, a bar body in the bar hopper falls into the groove, and when the groove with the bar body is rotated out of the bar hopper and corresponds to a bar supporting bracket, the bar body falls onto the bar supporting bracket under the action of gravity.

Aiming at the related technology, when the production speed is high and the sheet type is large, the bar bodies are difficult to smoothly enter the grooves sometimes, so that the bar lack of the product or some bar bodies are clamped in the bar hopper, the shutdown treatment is needed, the production efficiency is influenced, and the production cost is improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stick mechanism reaches stick system and lollipop former down for solve among the prior art because of the barred body is difficult to smooth entering into the stick inslot, lead to the product to lack the stick or barred body card a bit in the stick is fought, need shut down the processing, influence production efficiency's defect, realize reliable transporting the barred body and hold in the palm excellent support, improve production efficiency, with reduction in production cost.

The utility model provides a stick mechanism down, include:

the distributing roller is rotatably supported on the supporting frame, a plurality of rod grooves for accommodating rod bodies are formed in the outer peripheral surface of the distributing roller, the rod grooves are arranged around the axis of the distributing roller, and negative pressure holes are formed in the inner walls of the rod grooves;

the negative pressure structure is communicated with the negative pressure hole when the bar groove rotates to a first interval, and provides negative pressure for the bar groove;

when the rod groove rotates to a second interval, the pressure relief structure is communicated with the negative pressure hole, and negative pressure in the rod groove is eliminated;

and the driving piece is used for driving the distribution roller to rotate.

According to the utility model provides a pair of stick mechanism down, the negative pressure structure includes:

the air holes are arranged in the distribution roller and are communicated with the negative pressure holes, an installation surface is formed at one end of the distribution roller, and openings of the air holes are positioned on the installation surface and are distributed around the axis of the distribution roller;

the end cover is provided with an annular contact surface and is in rotary sealing fit with the mounting surface, an arc negative pressure groove is formed in the contact surface, the negative pressure groove is positioned on a rotary path of the air hole, and the path of the negative pressure groove is the first interval;

and the connector is arranged on the end cover, communicated with the negative pressure groove and used for being connected with vacuum equipment.

According to the utility model provides a pair of excellent mechanism down, pressure release structure includes the pressure release hole, the pressure release hole site in on the rotation route of gas pocket for supply in the air admission excellent groove in the external world, the route in pressure release hole is promptly the second interval.

According to the utility model provides a pair of stick mechanism down, the installation face with the contact surface is through a plurality of elastic component elasticity butts.

According to the utility model provides a pair of stick mechanism down, the elastic component includes:

one end of the connecting rod is fixedly connected to the support frame, the other end of the connecting rod is slidably arranged on the end cover in a penetrating manner, and the outer peripheral surface of the connecting rod is provided with threads;

the adjusting nut is in threaded connection with the connecting rod;

and one end of the spring is abutted against the end cover, and the other end of the spring is abutted against the adjusting nut.

According to the utility model provides a pair of excellent mechanism down, the distribution roller can be dismantled in the one side that is provided with the gas pocket and be connected with annular installation department, be provided with a plurality of through-holes on the installation department, the through-hole with the opening of gas pocket corresponds the intercommunication, the installation department deviates from the one side of distribution roller is promptly the installation face.

According to the rod feeding mechanism provided by the utility model, the mounting part and the distribution roller are fixed by the fixing bolt; fixing bolt encircles the axis of distribution roller and arranges to the installation face is installed in the main aspects protrusion, forms the bulge, be provided with annular spout on the end cover, the bulge with the spout gomphosis, and can slide relatively.

According to the utility model provides a pair of stick mechanism down, the distribution roller terminal surface with end cover clearance fit to connect through thrust bearing.

The utility model also provides a rod feeding system, which comprises a rod hopper and any rod feeding mechanism; the rod hopper is provided with a discharge port, one side of the distribution roller is positioned in the discharge port, and the discharge port is positioned in a first interval.

The utility model also provides a lollipop former, including foretell excellent system down.

The utility model provides a pair of excellent mechanism and excellent system and lollipop former down have the distribution roller in excellent groove and negative pressure hole through the setting, negative pressure structure and pressure release structure, when the excellent groove rotates to first interval in, negative pressure structure and negative pressure hole intercommunication, can provide the negative pressure for the excellent groove through negative pressure structure, the excellent groove is at first turned round and is got into excellent fill, make the smooth entering excellent groove of barred body under the effect of negative pressure, and firmly adsorb in the excellent inslot, turn out and hold in the palm excellent support rotation towards in following the stick is fought afterwards. When the rod groove rotates to the second interval, the rod groove corresponds to the rod supporting bracket, the pressure relief structure is connected with the negative pressure hole, outside air enters the negative pressure hole to eliminate negative pressure in the rod groove, and the rod body falls onto the rod supporting bracket under the action of gravity. Can make the barred body in the excellent fill smoothly get into the excellent inslot to firmly adsorb in the excellent groove, reduce the product and lack the problem that the stick or the barred body card was fought in the stick, guarantee production efficiency, reduce manufacturing cost.

Drawings

In order to illustrate the technical solutions of the present invention or the prior art more clearly, the drawings used in the following embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a rod dropping mechanism provided by the present invention;

fig. 2 is a schematic structural view of the matching of the air hole and the negative pressure hole provided by the present invention;

fig. 3 is a schematic structural view of the distribution roller and the end cover provided by the present invention;

fig. 4 is a schematic structural diagram of the end cap provided by the present invention;

fig. 5 is a schematic structural diagram of the elastic member provided by the present invention.

Reference numerals are as follows:

1. a rod hopper; 10. a discharge port; 2. a support frame; 20. a bearing; 3. a distribution roller; 31. a thrust bearing; 32. adjusting the gasket; 33. a chute; 34. a connecting portion; 340. an insert block; 341. an end plate; 342. fastening a bolt; 4. a negative pressure structure; 40. air holes; 41. an end cap; 410. a negative pressure tank; 42. a connector; 5. a pressure relief structure; 50. a pressure relief vent; 6. a drive member; 60. an axis; 61. a motor; 62. a speed reducer; 63. an overload protection coupling; 7. a rod groove; 70. a negative pressure hole; 8. an installation part; 80. fixing the bolt; 9. an elastic member; 90. a connecting rod; 91. adjusting the nut; 92. a spring.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings in the present invention will be combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

In order to facilitate understanding of the utility model, the application scenario of the rod dropping mechanism is firstly explained, the rod dropping mechanism is an important component of the lollipop forming equipment and is mainly used for conveying rods in the rod hopper to the rod supporting bracket, in the prior art, the rod conveying and rod dropping work is generally completed through a rotatable rod distributing disc with a groove, when the production speed is high, the rods are difficult to smoothly enter the groove sometimes, so that the rods are not available or some rods are blocked in the rod hopper, the shutdown treatment is needed, and the production efficiency is affected. Therefore, the utility model provides a lower excellent mechanism to on reliably transporting the stick body and holding in the palm excellent support, improve production efficiency, with reduction in production cost.

The rod dropping mechanism of the present invention will be described with reference to fig. 1 to 5.

The rod dropping mechanism is arranged between the rod hopper 1 and the rod supporting bracket and is mainly used for conveying the rod body in the rod hopper 1 to the rod supporting bracket.

Referring to fig. 1 and 2, the rod dropping mechanism mainly comprises a support frame 2, a distribution roller 3, a negative pressure structure 4, a pressure relief structure 5 and a driving member 6. The support frame 2 is used for providing support for the whole mechanism; the distribution roller 3 is rotatably supported on the support frame 2, and the output end of the driving piece 6 is connected with the distribution roller 3 and used for driving the distribution roller 3 to rotate. A plurality of bar grooves 7 are arranged on the peripheral surface of the distribution roller 3 and used for accommodating bar bodies, and the bar grooves 7 are arranged around the axis of the distribution roller 3; the rod hopper 1 is provided with a discharge port 10, one side of the distribution roller 3 is positioned in the discharge port 10, and when the driving piece 6 drives the distribution roller 3 to rotate, each rod groove 7 can alternately enter and exit the rod hopper 1 to carry out a rod body in the rod hopper 1.

The inner wall of the rod groove 7 is provided with a negative pressure hole 70, when the rod groove 7 rotates to a first interval, the negative pressure structure 4 is communicated with the negative pressure hole 70, negative pressure can be provided for the rod groove 7 through the negative pressure structure 4, the rod groove 7 firstly rotates to enter the rod hopper 1, the rod body smoothly enters the rod groove 7 under the action of the negative pressure and is firmly adsorbed in the rod groove 7, and then the rod body rotates out of the rod hopper 1 and rotates towards the rod supporting bracket. When the rod groove 7 rotates to the second interval, the rod groove corresponds to the rod supporting bracket, the pressure relief structure 5 is connected with the negative pressure hole 70, outside air enters the negative pressure hole 70 to eliminate negative pressure in the rod groove 7, and the rod body falls onto the rod supporting bracket under the action of gravity.

The distributing roller 3 can be made of metal or plastic, in this embodiment, in order to ensure the smooth rotation of the distributing roller 3 and reduce the burden of the driving member 6, and meanwhile, in consideration of the manufacturing cost, the distributing roller 3 is made of teflon plastic. The rod grooves 7 are parallel to the axis of the distribution roller 3, and the specification and the specific number thereof can be selected according to the actual requirements, such as the number of the bar supporting brackets, the size of the product sheet type, etc., the rotating direction of the distribution roller 3 can also be clockwise or counterclockwise, in this embodiment, nine rod grooves 7 are uniformly arranged on the peripheral surface of the distribution roller 3, and the distribution roller 3 rotates counterclockwise.

The number of the negative pressure holes 70 is selected according to the type and length of the stick, for example, when the stick is thicker or longer, the number of the negative pressure holes 70 can be increased appropriately to ensure that the stick can be adsorbed in the stick groove 7 by the negative pressure. In addition, the negative pressure holes 70 are preferably symmetrically arranged to improve the uniformity of the force applied to the rod body and improve the stability of the rod body in the rod groove. The negative pressure structure 4 provides negative pressure for the bar groove 7 through the negative pressure hole 70.

Referring to fig. 2 and 3, the negative pressure structure 4 includes an air hole 40, an end cap 41 and a connector 42; wherein, the air hole 40 is opened in the distribution roller 3, and an opening is formed on one end surface of the distribution roller 3, the negative pressure hole 70 is communicated with the air hole 40, and the vacuum equipment provides negative pressure for the bar groove 7 through the negative pressure hole 70 and the air hole 40. The specific number of the air holes 40 can be selected according to actual requirements, and can be less than the number of the rod grooves 7, for example, one air hole 40 can be communicated with the negative pressure holes 70 in a plurality of rod grooves 7, or can be more than the number of the rod grooves 7, for example, the negative pressure holes 70 in one rod groove 7 can be respectively connected with a plurality of air holes 40, and only the openings of the air holes 40 need to be arranged around the axis of the distribution roller 3.

In this embodiment, the air holes 40 are parallel to the axis of the distribution roller 3 and equal in number to the bar grooves 7, the air holes 40 are disposed adjacent to the bar grooves 7, and the plurality of negative pressure holes 70 in each bar groove 7 communicate with the air holes 40 at the corresponding positions. The side of the distribution roller 3 provided with the openings of the air holes 40 is provided with an annular mounting surface which is coaxial with the distribution roller 3, and the openings of the air holes 40 are uniformly distributed on the mounting surface.

Referring to fig. 3 and 4, the end cap 41 has an annular contact surface, the contact surface is attached to the mounting surface and is in rotating sealing fit with the mounting surface, an arc-shaped negative pressure groove 410 is formed in the contact surface, the negative pressure groove 410 is located on a rotating path of the air hole 40, the path of the negative pressure groove 410 is the first section, and when the air hole 40 rotates to the first section, the negative pressure groove 410 is communicated with the negative pressure groove 410, and negative pressure can be provided for the air hole 40 through the negative pressure groove 410.

The position and length of the negative pressure groove 410 can be selected according to actual requirements, but at least it needs to be ensured that when the rod groove 7 enters the hopper, the corresponding air hole 40 is located in the first interval, the rod groove 7 rotates to the position corresponding to the rod supporting bracket, and the corresponding air hole 40 is located outside the first interval. The distributing roller 3 is driven to rotate by the driving piece 6, and the mounting surface and the contact surface rotate relatively, so that the air holes 40 are alternately communicated with or disconnected from the negative pressure groove 410.

In order to reduce because wearing and tearing to the influence that installation face and contact surface sealing performance caused, can dismantle on the terminal surface that distribution roller 3 was provided with the opening of gas pocket 40 and be connected with an annular installation department 8, installation department 8 and the coaxial arrangement of distribution roller 3 are provided with a plurality of through-holes on the installation department 8, and the through-hole corresponds the intercommunication with the opening of gas pocket 40, and the one side that installation department 8 deviates from distribution roller 3 is promptly the installation face. When the use mounting surface is worn over time, the mounting portion 8 can be removed and replaced. Specifically, in order to facilitate mounting and dismounting, the mounting part 8 is connected with the distribution roller 3 by using a fixing bolt 80. The mounting portion 8 may be made of plastic or metal, and in order to improve durability, the mounting portion 8 is made of cast iron in the present embodiment.

The connecting heads 42 are disposed on the end caps 41 and communicated with the negative pressure groove 410, and are mainly used for connecting with an external vacuum device, the number and the positions of the connecting heads 42 can be arranged according to actual requirements, and in the embodiment, the connecting heads 42 are disposed on one surface of the end caps 41 departing from the distribution roller 3. During actual use, the vacuum equipment is connected with the connector 42, the negative pressure groove 410 is in a negative pressure state, the driving piece 6 drives the distribution roller 3 to rotate, the mounting surface and the contact surface rotate relatively, when the air hole 40 rotates to a first interval, the air hole is communicated with the negative pressure groove 410, negative pressure is provided for the rod groove 7, when the air hole 40 rotates to a second interval, the air hole is connected with the pressure relief structure 5, negative pressure in the rod groove 7 is eliminated, and the rod body can fall onto the rod supporting bracket under the action of gravity.

The pressure relief structure 5 comprises a pressure relief hole 50 formed in the end cover 41, wherein the pressure relief hole 50 is located on a rotation path of the air hole 40 and used for allowing outside air to enter the air hole 40, so that negative pressure in the bar groove 7 is eliminated, and the bar body can fall onto the bar support from the bar groove 7 under the action of gravity. In order to ensure the reliability of pressure relief, the pressure relief holes 50 are strip-shaped holes, the path of the pressure relief holes 50 is the second interval, the length and the position of the second interval can be selected according to actual requirements, but at least, it needs to be ensured that when the rod groove 7 corresponds to the rod supporting bracket, the corresponding air hole 40 is located in the second interval, and when the rod groove 7 rotates to the inside of the rod bucket 1, the corresponding air hole 40 is located outside the second interval.

Referring to fig. 1 and 5, the mounting surface and the contact surface are elastically abutted by an elastic member 9 to improve sealing performance between the mounting surface and the contact surface, and specifically, the elastic member 9 includes a connecting rod 90, an adjusting nut 91 and a spring 92; one end of the connecting rod 90 is fixedly connected to the support frame 2, a position, corresponding to the connecting rod 90, on the end cover 41 is provided with an adjusting hole, the other end of the connecting rod 90 is slidably arranged in the adjusting hole in a penetrating manner, and the outer peripheral surface of the connecting rod 90 is provided with threads; the adjusting nut 91 is in threaded connection with the connecting rod 90; both ends of the spring 92 are in contact with the adjusting nut 91 and the end cap 41, respectively, and are always in a compressed state. Under the extrusion of spring 92, make contact surface and installation face elasticity support tight sealedly, through screwing adjusting nut 91, can change the compression volume of spring 92 to adjust contact surface and installation face complex elasticity degree, under the prerequisite of guaranteeing contact surface and installation face sealed, distribution roller 3 can smooth rotation.

The number and the arrangement position of the elastic members 9 can be selected according to actual requirements, and the elastic members 9 are not limited to the one form described in the embodiment, and only the mounting surface and the contact surface need to be elastically abutted.

In order to improve the pivoted smoothness degree of distributing roller 3, refer to fig. 1 and fig. 3, there is the clearance between distributing roller 3 terminal surface and the end cover 41, and both are connected through thrust bearing 31, and is concrete, has seted up first mounting groove on distributing roller 3's the terminal surface, the second mounting groove has been seted up on the end cover 41, first mounting groove and second mounting groove and the coaxial setting of distributing roller 3, thrust bearing 31 both ends are inlayed respectively and are located in first mounting groove and the second mounting groove. The adjusting shim 32 is embedded at the bottom of the first mounting groove, and the adjusting shim 32 with different thicknesses can be replaced according to different models of the distribution roller 3 and the end cover 41, so that the thrust bearing 31 can be better matched with the distribution roller 3 and the end cover 41.

In order to facilitate the installation, location and guide of end cover 41, improve end cover 41 and the stability of distribution roller 3 relative rotation, be provided with an gomphosis structure between end cover 41 and the distribution roller 3, the gomphosis structure includes gomphosis of each other and can relatively slide's bulge and spout 33, the bulge is cyclic annularly and the protrusion sets up on the terminal surface of distribution roller 3, spout 33 is cyclic annularly and sets up on end cover 41, bulge and spout 33 and the coaxial arrangement of distribution roller 3, the bulge inlays to be located in spout 33. Specifically, a plurality of fixing bolts 80 for fixing the mounting portion 8 are arranged around the axis of the distribution roller 3, and the large ends of the fixing bolts 80 protrude from the mounting surface to form the protruding portions. In another embodiment, the protrusion may also be protrudingly provided on the end cap 41, and correspondingly, the sliding groove 33 is opened on the end surface of the distribution roller 3.

When the driving member 6 drives the distribution roller 3 to rotate, the end cap 41 and the distribution roller 3 rotate relatively, and the embedding structure can guide the two so as to improve the stability of the relative rotation of the two.

Referring to fig. 1, the driving member 6 includes a rotating shaft 60, a motor 61, a speed reducer 62, and an overload protection coupling 63; wherein, the rotating shaft 60 is rotatably connected on the supporting frame 2, and the distribution roller 3 is fixedly connected with the rotating shaft 60; specifically, the plurality of bearings 20 may be fixedly connected to the support frame 2, and the rotating shaft 60 is fixedly connected to the inner ring of the bearing 20, so as to improve the smoothness of rotation of the rotating shaft 60; the output shaft of motor 61 is connected with speed reducer 62, and speed reducer 62's output shaft is connected through overload protection shaft coupling 63 with pivot 60, and overload protection shaft coupling 63 is prior art, and overload protection shaft coupling 63's structure is not simultaneously the utility model discloses a point, consequently, in this embodiment, do not give any unnecessary details to its structure. When the rod is jammed, the overload protection coupling 63 can protect the motor 61 and prevent the motor 61 from being burnt out.

In order to reduce the abrasion of the matching part of the rotating shaft 60 and the distribution roller 3, a mounting hole is arranged at the center of the distribution roller 3, a connecting part 34 is detachably connected in the mounting hole, and the rotating shaft 60 is in key connection with the connecting part 34 and is locked through a shaft head bolt. When the matching part of the rotating shaft 60 and the connecting part 34 is worn, the rotating shaft can be detached and replaced.

Specifically, connecting portion 34 includes the inserted block 340 in the middle of and the end plate 341 at both ends, and the both ends opening part that lies in the mounting hole on the distribution roller 3 has seted up the groove of stepping down, and the inserted block 340 inlays to be located in the mounting hole, and end plate 341 inlays to be located in the groove of stepping down and through fastening bolt 342 and distribution roller 3 fixed connection, presss from both sides the tight fixed with inserted block 340 through end plate 341, makes things convenient for the ann of connecting portion 34 on distribution roller 3 to tear open. In order to improve durability, the connecting portion 34 is made of a metal material in the present embodiment.

The following describes the lower rod system provided by the present invention, and the lower rod system described below and the lower rod mechanism described above can be referred to with each other.

A rod dropping system comprises a rod hopper 1 and a rod dropping mechanism in any one of the above items; the rod hopper 1 is provided with a discharge port 10, one side of the distribution roller 3 is positioned in the discharge port 10, and the discharge port 10 is positioned in the first interval. The distribution roller 3 is driven to rotate by the driving piece 6, so that each rod groove 7 alternately enters and exits the rod hopper 1, when the rod groove 7 enters the rod hopper 1, the negative pressure hole 70 is communicated with the negative pressure structure 4, the rod body smoothly enters the rod groove 7 under the action of negative pressure, and the rod body is firmly adsorbed in the rod groove 7.

When the rod groove 7 continuously rotates to the second interval, the rod groove corresponds to the rod supporting bracket, the pressure relief structure 5 is connected with the negative pressure hole 70, the outside air enters the negative pressure hole 70 to eliminate negative pressure in the rod groove 7, and the rod body falls onto the rod supporting bracket under the action of gravity.

The utility model also provides a lollipop former, including foretell excellent system down.

The utility model discloses an innovation point lies in: when producing lollipops, the distribution roller 3 is driven by the driving part 6 to rotate, when the bar groove 7 rotates to a first interval, the negative pressure structure 4 is communicated with the negative pressure hole 70, negative pressure can be provided for the bar groove 7 through the negative pressure structure 4, the bar groove 7 firstly rotates to enter the bar hopper 1, the bar body smoothly enters the bar groove 7 under the action of the negative pressure and is firmly adsorbed in the bar groove 7, and then the bar body rotates out of the bar hopper 1 and rotates towards the bar supporting bracket.

When the rod groove 7 rotates to the second interval, the rod groove corresponds to the rod supporting bracket, the pressure relief structure 5 is connected with the negative pressure hole 70, outside air enters the negative pressure hole 70 to eliminate negative pressure in the rod groove 7, and the rod body falls onto the rod supporting bracket under the action of gravity. The problem that the product lacks the stick or the barred body card is in excellent fill 1 is reduced, has guaranteed production efficiency, has reduced manufacturing cost.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A rod lowering mechanism, comprising:

the distributing roller (3) is rotatably supported on the supporting frame (2), a plurality of rod grooves (7) for accommodating rod bodies are formed in the outer peripheral surface of the distributing roller (3), the rod grooves (7) are arranged around the axis of the distributing roller (3), and negative pressure holes (70) are formed in the inner wall of each rod groove (7);

the negative pressure structure (4) is communicated with the negative pressure hole (70) when the rod groove (7) rotates to a first interval, and provides negative pressure for the rod groove (7);

when the rod groove (7) rotates to a second interval, the pressure relief structure (5) is communicated with the negative pressure hole (70), and negative pressure in the rod groove (7) is eliminated;

and the driving piece (6) is used for driving the distribution roller (3) to rotate.

2. A lower wand mechanism according to claim 1, wherein the negative pressure structure (4) comprises:

the air holes (40) are arranged in the distribution roller (3) and are communicated with the negative pressure holes (70), an installation surface is formed at one end of the distribution roller (3), and openings of the air holes (40) are positioned on the installation surface and are distributed around the axis of the distribution roller (3);

the end cover (41) is provided with an annular contact surface and is in rotating sealing fit with the mounting surface, an arc-shaped negative pressure groove (410) is formed in the contact surface, the negative pressure groove (410) is positioned on a rotating path of the air hole (40), and the path of the negative pressure groove (410) is the first interval;

and the connector (42) is arranged on the end cover (41), is communicated with the negative pressure groove (410) and is used for being connected with vacuum equipment.

3. The rod descending mechanism according to claim 2, wherein the pressure relief structure (5) comprises a pressure relief hole (50), the pressure relief hole (50) is located on a rotation path of the air hole (40) and used for allowing outside air to enter the rod groove (7), and a path of the pressure relief hole (50) is the second interval.

4. A lower rod mechanism according to claim 2 or 3, wherein the mounting surface and the contact surface are resiliently abutted by a plurality of resilient members (9).

5. A lower wand mechanism according to claim 4, wherein the resilient member (9) comprises:

one end of the connecting rod (90) is fixedly connected to the support frame (2), the other end of the connecting rod is slidably arranged on the end cover (41), and the outer peripheral surface of the connecting rod (90) is provided with threads;

an adjusting nut (91) which is connected to the connecting rod (90) in a threaded manner;

and a spring (92) having one end abutting against the end cap (41) and the other end abutting against the adjusting nut (91).

6. The lower rod mechanism according to claim 4, wherein the distribution roller (3) is detachably connected with an annular installation part (8) in the surface provided with the air holes (40), the installation part (8) is provided with a plurality of through holes, the through holes are correspondingly communicated with the openings of the air holes (40), and the surface of the installation part (8) deviating from the distribution roller (3) is the installation surface.

7. A lower bar mechanism according to claim 6, wherein the mounting part (8) is fixed with the distribution roller (3) by means of fixing bolts (80); the fixing bolt (80) is arranged around the axis of the distribution roller (3), the large end protrudes out of the mounting surface to form a protruding part, an annular sliding groove (33) is formed in the end cover (41), and the protruding part is embedded with the sliding groove (33) and can slide relatively.

8. A lower rod mechanism according to claim 6, characterized in that the distribution roller (3) end surface is clearance fitted with the end cover (41) and connected by a thrust bearing (31).

9. A rod lowering system, characterized by comprising a rod bucket (1), and a rod lowering mechanism according to any one of claims 1-8; the rod hopper (1) is provided with a discharge port (10), one side of the distribution roller (3) is located in the discharge port (10), and the discharge port (10) is located in a first interval.

10. A lollipop forming apparatus comprising the lower stick system of claim 9.

Images