CN110470130B

CN110470130B - Drying device for grinding wheel manufacturing

Info

Publication number: CN110470130B
Application number: CN201910887645.4A
Authority: CN
Inventors: 毛连华
Original assignee: Hunan Sc Abrasives Co ltd
Current assignee: Hunan Sc Abrasives Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-07-03
Anticipated expiration: 2039-09-19
Also published as: CN110470130A

Abstract

The invention discloses a drying device for manufacturing a grinding wheel, which comprises a shell with one open side, wherein an openable sealing door is arranged at the open end of the shell, a locking device is arranged between the sealing door and the shell, a heating tube is arranged in the shell, a hollow carrying rod is transversely arranged in the shell, and positioning columns are arranged in an array along the length direction of the carrying rod and move along the length direction of the carrying rod; the carrying rod is internally provided with a cross beam in the same direction as the carrying rod, the cross beam is hinged with connecting rods, the connecting rods are arranged in an array mode along the length direction of the carrying rod, one end of each connecting rod penetrates through a long-strip-shaped through hole in the side wall of the carrying rod and is hinged to a clamping plate on the outer side of the carrying rod, and the middle part of each connecting rod is hinged with the inner wall of the through; one end of the carrying rod penetrates through a pushing plate in the shell to be connected with a driving motor, and a through hole for the carrying rod to penetrate through is formed in the pushing plate. The invention aims to provide a drying device for manufacturing a grinding wheel, which can ensure that the grinding wheel is uniformly heated and is easy to take out.

Description

Drying device for grinding wheel manufacturing

Technical Field

The invention relates to the field of grinding wheel manufacturing, in particular to a drying device for grinding wheel manufacturing.

Background

The grinding wheel is a bonded grinding tool which is formed by bonding a common grinding material into a certain shape (mostly circular, with a through hole in the center) by a bonding agent and has certain strength, and comprises a heavy-load grinding wheel, a bolt-fastened cup-shaped grinding wheel, a grinding roll grinding wheel and the like. The manufacturing process of the grinding wheel mainly comprises the steps of mixing materials, blank compression molding, drying, sintering, post-processing and the like; the drying of emery wheel adopts natural drying or utilizes drying device to carry out artificial drying often, and when present batch production, often will suppress to obtain the emery wheel blank and place in drying device for improving production efficiency and data, utilize the heating device in the drying device to carry out drying process to the emery wheel blank to make the moisture in the emery wheel blank discharged fast. The position of the heating device of the existing drying equipment is fixed, so that the grinding wheel blank is heated unevenly, the grinding wheel blank can be completely dried in a long time, and the product is difficult to take out after the drying is completed.

Disclosure of Invention

The invention aims to solve the problems and provides a drying device for manufacturing a grinding wheel, which can uniformly heat the grinding wheel and is easy to take out.

In order to realize the purpose, the invention adopts the technical scheme that: the grinding wheel drying device comprises a shell, wherein one side wall of the shell is open, an openable sealing door is arranged at the open end of the shell, a locking device is arranged between the sealing door and the shell, a heating tube is arranged in the shell, the heating tube can adopt an electric heating tube to generate heat to dry a grinding wheel blank in the shell, a through hole in the middle of the grinding wheel blank penetrates through a carrying rod so that the grinding wheel blank is arranged on the carrying rod, one end of the carrying rod is connected with an installation bearing in the shell, and the other end of the carrying rod extends towards the open end of the shell; the carrying rod is driven by the driving motor to rotate so as to enable the grinding wheel blank to be heated uniformly, and in order to accelerate the drying efficiency, a plurality of heating tubes can be arranged and surround the carrying rod; each carrying rod can be provided with a plurality of grinding wheel blanks, after drying is completed, in order to quickly take out the grinding wheel blanks from the carrying rods without drilling into the shell by people, a pushing plate capable of moving along the carrying rods is arranged in the shell, the carrying rods penetrate through holes in the pushing plate, and the inner diameters of the through holes are slightly larger than the outer diameters of the carrying rods, so that the pushing plate can move outside the carrying rods, but when the carrying rods are sleeved with the grinding wheel blanks, the inner diameters of the through holes are smaller than the outer diameters of the grinding wheel blanks, so that when the pushing plate moves to the open end of the shell, the grinding wheel blanks can be pushed to move to the open end of the shell, and then the grinding wheel blanks are separated from the carrying rods; when an operator sleeves the grinding wheel blank on the carrying rod, in order to enable two adjacent grinding wheel blanks to have a certain interval to improve the drying efficiency, the positioning columns are arranged in an array along the length direction of the carrying rod and move along the length direction of the carrying rod, and one grinding wheel blank is arranged between the two positioning columns; meanwhile, in order to adapt to grinding wheel blanks with through holes of different specifications, a cross beam in the same direction as the through holes is arranged in the carrying rod, the cross beam moves horizontally under the action of a jaw of the pushing device, connecting rods are hinged to the cross beam and arranged in an array mode along the length direction of the carrying rod, one end of each connecting rod penetrates through a long-strip-shaped through hole in the side wall of the carrying rod and is hinged to a clamping plate on the outer side of the carrying rod, and the middle of each connecting rod is hinged to the inner wall.

Furthermore, in order to make the positioning column move, a waist-shaped hole is arranged on the side wall of the object carrying rod in a penetrating mode, a rotatable rotating shaft is arranged in the object carrying rod along the length direction of the rotating shaft in an array mode, a closed conveying belt is wound on the rotating shaft, the positioning columns are arranged on the conveying belt at intervals, and the positioning column on the outer side of the conveying belt penetrates through the waist-shaped hole and the outer end face of the positioning column and is higher than the outer wall of the object carrying rod.

Further, be provided with the screw rod with carrying the thing pole syntropy in the casing, the screw rod both ends are connected with the bearing frame in the casing and are connected with the drive motor drive on the casing, screw rod and slurcam threaded connection can drive slurcam horizontal reciprocating motion when the screw rod is rotatory.

Furthermore, in order to more conveniently receive the grinding wheel blank falling from the carrying rod, one end of the carrying rod extends out of the open end of the shell, a groove matched with the carrying rod is formed in one side of the shell of the sealing door, and a connecting bearing is arranged in the groove; the sealing door is hinged to the sliding seat, and the sliding seat is movably inserted into the accommodating groove in the shell.

Further, it ends the limit to be provided with the round and extend to its internal diameter on the groove opening part inner wall to accomodate, the sliding seat end is provided with the limiting plate with ending limit looks adaptation to the displacement of restriction sealing door.

Furthermore, the lower end of the sealing door is provided with a roller.

Furthermore, a limiting rod used for limiting the movement of the grinding wheel is arranged on one side, opposite to the open end, in the shell, and the limiting rod penetrates through the pushing plate and extends to the carrying rod.

Further, a heat insulation layer is arranged on the outer side of the shell.

The invention has the beneficial effects that: the grinding wheel blank is sequentially sleeved on the carrying rod, and is uniformly heated along with the rotation of the carrying rod, so that the drying efficiency and quality are improved; simultaneously when the dry back of accomplishing, utilize to the slurcam of the open side motion of casing with the emery wheel blank from carrying the thing pole and push off, the operation personnel only need carry the thing pole end catch the emery wheel blank can, can improve the recovery efficiency after the drying and alleviate workman's intensity of labour, and during the recovery operation, the operation personnel only need open the back at the sealing door promote collection device to carry the thing pole below can, need not to stop near the casing for a long time, just so avoided the operation of operation personnel in high temperature environment for a long time, the security has been improved.

1. Be provided with mobilizable connecting rod between grip block and the crossbeam, when the crossbeam horizontal migration under thrust unit's drive, the grip block also can produce the change with the distance of carrying between the thing pole, supports the through-hole at emery wheel blank middle part through holding the board and carrying the thing pole, makes the emery wheel blank can follow and carries the thing pole together rotatory.

2. One end of the carrying rod extends out of the open end of the shell, so that the grinding wheel blank cannot fall into the shell, and the grinding wheel blank is more conveniently received; and carry the thing pole and stretch out the casing, when sealing door closed completely, carry in the thing pole can insert the recess on the password door lateral wall, when avoiding carrying the thing pole and carrying the emery wheel blank, one end does not have the support for a long time and the deformation that easily takes place.

3. The reference column can move on carrying the thing pole to adjacent emery wheel blank has certain interval on the thing pole is carried in the time, thereby improves drying efficiency.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic view (top view) of the connection between the housing and the sealing door.

Fig. 3 is a schematic axial sectional structure of the carrier rod.

Fig. 4 is a schematic view of the radial cross section of the carrier rod.

The text labels in the figures are represented as: 1. a housing; 2. a sealing door; 3. a locking device; 4. a heat generating tube; 5. a carrying rod; 6. a positioning column; 7. a cross beam; 8. a pushing device; 9. a connecting rod; 10. a through hole; 11. a clamping plate; 12. a push plate; 13. a drive motor; 14. through the hole; 15. a kidney-shaped hole; 16. a rotating shaft; 17. a conveyor belt; 18. a screw; 19. a bearing seat; 20. a drive motor; 21. a groove; 22. a sliding seat; 23. a receiving groove; 24. a limiting plate; 25. a roller; 26. a limiting rod; 27. an insulating layer.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in fig. 1 to 4, the specific structure of the present invention is: the device comprises a shell 1 with one open side, wherein an open end of the shell 1 is provided with a sealing door 2 capable of opening and closing, a locking device 3 is arranged between the sealing door 2 and the shell 1, the locking device 3 can adopt locking, screw locking and other modes, a heating tube 4 is arranged in the shell 1, the heating tube 4 adopts an electric heating tube, and the heating tube 4 is provided with a plurality of heating tubes and is arranged around a carrying rod 5; the carrying rod 5 is of a hollow cylindrical structure and is transversely arranged in the shell 1, the positioning columns 6 are arranged in an array along the length direction of the carrying rod 5 and move along the length direction of the carrying rod 5, when a grinding wheel blank is placed, the upper end surfaces of the positioning columns 6 are higher than the upper end surfaces of the carrying rod 5, the carrying rod 5 is internally provided with a crossbeam 7 in the same direction as the positioning columns, the crossbeam 7 is connected with a pushing device 8, the pushing device 8 can adopt an executing element such as a hydraulic cylinder and the like which do linear reciprocating motion, the pushing device 8 can be arranged in the carrying rod 5 and also can be arranged in the shell 1, when the pushing device 8 is arranged in the shell 1, one end of the crossbeam 7 extends out of the carrying rod 5 and is connected with a piston rod of the pushing device 8, in the embodiment, in order to reduce the diameter of the carrying rod 5, the pushing device 8 is arranged in the shell 1, the, one end of the connecting rod 9 penetrates through a long-strip-shaped through hole 10 in the side wall of the carrying rod 5 and is hinged to a clamping plate 11 on the outer side of the carrying rod 5, the clamping plate 11 can be arranged along the length direction of the carrying rod 5, and the middle part of the connecting rod 9 is hinged to the inner wall of the through hole 10; one end of the carrying rod 5 penetrates through a pushing plate 12 in the shell 1 and is in transmission connection with a driving motor 13 through a gear, a chain and the like, the driving motor 13 is arranged at the upper end of the shell 1, the pushing plate 12 reciprocates along the carrying rod 5, a through hole 14 for the carrying rod 5 to penetrate through is formed in the pushing plate 12, and the inner diameter of the through hole 14 is larger than the outer diameter of the carrying rod 5 but smaller than the inner diameter of a grinding wheel blank through hole; also can set up air outlet and air intake on casing 1, the air outlet is connected with the fan, gets rid of in casing 1 when the fan during operation with the steam that produces when dry, and the air intake is connected with the air-blower, and the air current that the air-blower produced enters into casing 1 from the air intake in to accelerate the gas flow in casing 1, improve drying efficiency.

Preferably, it is provided with waist type hole 15 to run through on the 5 lateral walls of year thing pole, waist type hole 15 sets up along carrying 5 length direction of thing pole, it is provided with rotatable pivot 16 along its length direction array in the thing pole 5 to carry, pivot 16 can adopt the motor to drive, also can be when emery wheel blank specification is not big, drive conveyer belt 17 motion through promoting reference column 6, pivot 16 is along carrying the radial setting of thing pole 5, it has closed conveyer belt 17 to detour in the pivot 16, conveyer belt 17 needs high temperature resistant can adopt chain, stainless steel guipure etc. to need, 6 intervals of reference column set up on conveyer belt 17, reference column 6 in the conveyer belt 17 outside passes waist type hole 15 and the outer terminal surface of reference column 6 exceeds and carries thing pole 5 outer wall.

Preferably, in order to drive the pushing plate 12 to move horizontally, a screw 18 which is in the same direction as the object carrying rod 5 is arranged in the shell 1, two ends of the screw 18 are connected with a bearing seat 19 in the shell 1 and are in driving connection with a transmission motor 20 on the shell 1, the screw 18 is in threaded connection with the pushing plate 12, in order to improve the moving stability of the pushing plate 12, a sliding groove is formed in the inner wall of the shell 1, and a sliding key which extends into the sliding groove is arranged on the pushing plate 12.

Preferably, one end of the carrying rod 5 extends out of the open end of the shell 1, so that a grinding wheel blank falling from the carrying rod 5 can be more conveniently received without internally connecting the grinding wheel blank in the shell 1; because the carrying rod 5 examines the shell 1, in order to enable the sealing door 2 to be normally closed and support the carrying rod 5, one side of the shell of the sealing door 2 is provided with a groove 21 matched with the carrying rod 5, a connecting bearing is arranged in the groove 21, and the carrying rod 5 is inserted into the groove 21 and then connected with the connecting bearing; in order to insert the loading rod 5 into the recess 21, the sealing door 2 is hinged to a sliding seat 22, and the sliding seat 22 is movably inserted into a receiving groove 23 in the housing 1.

Preferably, a circle of stopping edge extending to the inner diameter of the opening of the accommodating groove 23 is arranged on the inner wall of the opening of the accommodating groove, a limiting plate 24 matched with the stopping edge is arranged at the tail end of the sliding seat 22, and the outer diameter of the limiting plate 24 is larger than the inner diameter of the stopping edge.

Preferably, the lower end of the sealing door 2 is provided with a roller 25 to push the sealing door 2 more conveniently.

Preferably, when the grinding wheel blank is sequentially sleeved on the object carrying rod 5, in order to avoid the grinding wheel blank from exceeding the farthest distance of the movement of the positioning column and not being able to play a role, a limiting rod 26 is arranged on the inner wall of the shell 1, the limiting rod 26 is arranged on the opposite side of the open side, and the limiting rod 26 penetrates through the pushing plate 12 and extends towards the object carrying rod 5.

Preferably, a heat insulation layer 27 is arranged on the outer side of the shell 1, and plays a certain safety role in blocking heat flow transmission when the heating tube 4 works, and the heat insulation layer 27 can be made of asbestos and the like.

The specific embodiment is as follows: in the initial state, the sealing door 2 is in an open state, the pushing plate 12 is positioned at one side far away from the open end of the shell 1, the positioning column 6 is positioned at the upper end of the carrying rod 5, and the sliding seat 22 extends out of the accommodating groove 23; placing the grinding wheel blanks obtained by pressing on a carrying rod 5 one by one, wherein the upper end of the inner wall of a through hole of the grinding wheel blank is attached to the upper end of the carrying rod 5 under the action of gravity, the lower end of the inner wall of the through hole of the grinding wheel blank has a certain gap with the lower end of the carrying rod 5, placing one grinding wheel blank between two positioning columns 6, pushing one positioning column 6 after placing one grinding wheel blank, so that the positioning column 6 at the open end of the shell 1 moves towards one side of a pushing plate 12, and rotating a new positioning column 6 out of the pushing plate 12; after the grinding wheel blank is placed, rotating the sealing door 2 to enable the sealing door to be flush with the open end face of the shell 1, then moving the sealing door 2 to one side of the shell 1 until the open end of the shell 1 is closed, and then locking the sealing door 2 on the shell 1 by using the locking device 3; after the steps are completed, the heating tube 4 starts to work to dry the grinding wheel blank in the shell 1, and after the drying treatment is completed and the grinding wheel blank is cooled for a certain time; the sealing door 2 is opened, and the pushing plate 12 moves towards the open end of the shell 1 to push the grinding wheel blank out of the shell 1.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. A drying device for grinding wheel manufacturing comprises a shell (1) with one open side, wherein a sealing door (2) capable of being opened and closed is arranged at the open end of the shell (1), a locking device (3) is arranged between the sealing door (2) and the shell (1), and a heating tube (4) is arranged in the shell (1), and the drying device is characterized in that a hollow object carrying rod (5) is transversely arranged in the shell (1), and positioning columns (6) are arranged in an array along the length direction of the object carrying rod (5) and move along the length direction of the object carrying rod (5); a cross beam (7) which is in the same direction as the carrying rod (5) is arranged in the carrying rod (5), the cross beam (7) is connected with a pushing device (8), a connecting rod (9) is hinged to the cross beam (7), the connecting rods (9) are arranged in an array mode along the length direction of the carrying rod (5), one end of each connecting rod (9) penetrates through a long-strip-shaped through hole (10) in the side wall of the carrying rod (5) and is hinged to a clamping plate (11) on the outer side of the carrying rod (5), and the middle of each connecting rod (9) is hinged to the inner wall of the corresponding; carry thing pole (5) one end and pass catch plate (12) in casing (1) and be connected with driving motor (13) transmission, catch plate (12) are along carrying thing pole (5) reciprocating motion, be provided with on catch plate (12) and be used for carrying the clearing hole (14) that thing pole (5) passed.

2. The drying device for grinding wheel manufacturing according to claim 1, characterized in that waist-shaped holes (15) are formed in the side walls of the carrying rod (5) in a penetrating manner, rotatable rotating shafts (16) are arranged in the carrying rod (5) in an array manner along the length direction of the carrying rod, a closed conveyor belt (17) is wound on the rotating shafts (16), the positioning columns (6) are arranged on the conveyor belt (17) at intervals, the positioning columns (6) on the outer sides of the conveyor belt (17) penetrate through the waist-shaped holes (15), and the outer end faces of the positioning columns (6) are higher than the outer walls of the carrying rod (5).

3. A drying device for grinding wheel manufacturing according to claim 1, characterized in that a screw (18) is arranged in the housing (1) and is in the same direction as the carrying rod (5), both ends of the screw (18) are connected with a bearing seat (19) in the housing (1) and are in driving connection with a transmission motor (20) on the housing (1), and the screw (18) is in threaded connection with the pushing plate (12).

4. The drying device for grinding wheel manufacturing according to claim 1, characterized in that one end of the carrying rod (5) extends out of the open end of the housing (1), the sealing door (2) is provided with a groove (21) matched with the carrying rod (5) on one side of the housing, and a connecting bearing is arranged in the groove (21); the sealing door (2) is hinged to the sliding seat (22), and the sliding seat (22) is movably inserted into the accommodating groove (23) in the shell (1).

5. The drying device for grinding wheel manufacturing according to claim 4, characterized in that a ring of stopping edges extending to the inner diameter of the opening of the accommodating groove (23) is arranged on the inner wall of the opening of the accommodating groove, and a limiting plate (24) matched with the stopping edges is arranged at the tail end of the sliding seat (22).

6. A drying apparatus for grinding wheel manufacture according to claim 4, characterized in that the lower end of the sealing door (2) is provided with rollers (25).

7. A drying apparatus for grinding wheel manufacture according to any one of claims 1 to 6, characterized in that a limiting rod (26) for limiting the movement of the grinding wheel is arranged in the housing (1) on the side opposite to the open end, and the limiting rod (26) extends through the pushing plate (12) to the carrying rod (5).

8. Drying apparatus for grinding wheel manufacture according to any of claims 1-6, characterised in that the housing (1) is provided with a heat insulation layer (27) on the outside.