Pultrusion plate grinding equipment

Abstract

The utility model relates to pultrusion plate polishing equipment which comprises a base, two polishing mechanisms are arranged on the base and symmetrically arranged front and back, each polishing mechanism comprises a support connected with the base, and a first polishing assembly and a second polishing assembly are arranged on each support. The first grinding assemblies and the second grinding assemblies are distributed left and right, the second grinding assemblies are used for grinding pultrusion plates in the front-back direction, the two first grinding assemblies are distributed left and right, and each first grinding assembly comprises a first mounting base, a first grinding disc, a lifting unit and a rotating unit; the first mounting base is fixedly connected with the support, the first grinding disc is driven by a first grinding motor, a shell of the first grinding motor is fixedly arranged on the first mounting base, the vertical position and angle of the first grinding disc are automatically adjusted through the rotating unit and the lifting unit, and the grinding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a pultruded plate grinding device, belonging to the field of grinding equipment. Background Art

[0002] As the exhaustion schedule of traditional fossil energy such as coal, oil and natural gas is approaching, the development and utilization of wind energy has attracted more and more attention and has become one of the most commercially promising projects in the energy field. It is currently developing rapidly at home and abroad. Wind power generation is mainly achieved through wind turbines, and wind turbine blades are the core components of wind turbines. The wind power drives the wind turbine blades to rotate to drive the generator to generate current.

[0003] Wind turbine blades are usually made of a windward shell and a leeward shell bonded together. The shell consists of a main shell and various components. The main beam is the most important component of the blade and is the main load-bearing structure of the blade, and its manufacturing process also has high requirements. Previously, most manufacturers used the vacuum infusion process to produce the main beam, that is, laying layers on the main beam mold, vacuum bag sealing, vacuum introduction of resin, and curing molding. However, as the blade models become longer and longer, the main beam layers become thicker and thicker, the infusion process becomes more and more difficult, and the quality becomes more and more unstable. Pultruded sheet has become the mainstream molding process for large blade main beams due to its series of excellent mechanical properties and process performance. It cuts and grinds the formed pultruded sheet into a specific length and shape, lays, stacks and tightens the sheet according to the designed process, and then hoists it to the corresponding position of the main beam in the shell and infuses it into an integral part with the shell.

[0004] The Chinese invention patent with application number CN202110568166.3 discloses a pultruded sheet edge grinding device for the main beam of a wind turbine blade, comprising a frame, an upper grinding mechanism and a lower grinding mechanism are arranged on the frame, the upper grinding mechanism comprises two left and right upper bearing seats, an upper transmission shaft is arranged between the two left and right upper bearing seats, and two left and right upper grinding wheels are arranged on the upper transmission shaft, the upper grinding wheel is connected to the upper transmission shaft through an adjustment component, and the upper grinding mechanism and the lower grinding mechanism are arranged symmetrically up and down. The invention discloses a pultruded sheet edge grinding device for the main beam of a wind turbine blade, which can automatically grind the edges of pultruded sheets of different widths, with high grinding efficiency and reduced labor costs. However, in the prior art, it is difficult to achieve automatic adjustment of the angle according to the grinding requirements during grinding, which affects the grinding efficiency.

[0005] Therefore, there is a need for a pultruded plate grinding device to achieve automatic adjustment of the grinding angle. Summary of the invention

[0006] The technical problem to be solved by the utility model is: in order to overcome the deficiencies of the prior art, a pultruded plate grinding device which can realize automatic adjustment of the grinding angle is provided.

[0007] The technical solution adopted by the utility model to solve the above-mentioned problem is: a pultruded plate grinding device, comprising a base, two grinding mechanisms are arranged on the base, and the two grinding mechanisms are symmetrically arranged front and back, the grinding mechanism comprises a bracket, the bracket is connected to the base, a first grinding assembly and a second grinding assembly are arranged on the bracket, the first grinding assembly and the second grinding assembly are distributed left and right, and the second grinding assembly is used for grinding the pultruded plate in the front and back direction, the first grinding assembly is provided with two, and the two first grinding assemblies are distributed left and right, the first grinding assembly comprises a first mounting seat, a first grinding disc, a lifting unit and a rotating unit, the first mounting seat is fixedly connected to the bracket, the first grinding disc is driven by a first grinding motor, the housing of the first grinding motor is fixedly arranged on the first mounting seat, the axis of the first grinding disc is arranged in the up and down direction, the rotating unit is connected to the first mounting seat, the rotating unit is used to drive the first mounting seat to rotate, the rotation center of the first mounting seat is parallel to the left and right direction, the rotating unit is connected to the lifting unit, and the lifting unit is used to drive the rotating unit to lift;

[0008] The rotating unit includes a rotating shaft and a rotating motor. The rotating shaft is parallel to the left and right directions. One end of the rotating shaft is fixedly arranged on a first mounting seat. The rotating motor is connected to the rotating shaft through a reducer. The housing of the rotating motor is connected to the lifting unit.

[0009] Preferably, the lifting unit comprises a first linear module, the first linear module is arranged vertically, the first linear module is driven by a lifting motor, and the housing of the reducer is fixedly disposed on the movable part of the first linear module.

[0010] Preferably, the lifting motor is a servo motor.

[0011] Preferably, the bracket is provided with an upper pressing wheel, a lower pressing wheel and a side pressing wheel, and the upper pressing wheel and the lower pressing wheel are arranged up and down.

[0012] Preferably, the upper pressing wheel, the lower pressing wheel and the side pressing wheel are each provided in plurality, and the plurality of upper pressing wheels, the plurality of lower pressing wheels and the plurality of side pressing wheels are all distributed in the left-right direction.

[0013] Preferably, the upper pressing wheel is adjustably connected to the bracket up and down.

[0014] Preferably, a clamping assembly is provided on the bracket, and the clamping assembly includes a lifting frame, the lifting frame is slidably connected to the bracket up and down, the lifting frame is driven to rise and fall by a cylinder, and a clamping wheel is provided on the lifting frame.

[0015] Preferably, the second grinding assembly includes a second mounting seat, a second grinding disc and a second linear module.

[0016] Preferably, a first collecting cover is provided at the first grinding disc, and a second collecting cover is provided at the second grinding disc.

[0017] Preferably, the bracket is connected to the base in a forward and backward sliding manner.

[0018] Compared with the prior art, the advantages of the utility model are:

[0019] The utility model discloses a pultruded plate grinding device, which realizes automatic adjustment of the upper and lower positions and angles of a first grinding disc through a rotating unit and a lifting unit, thereby improving the grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional diagram of a pultruded plate grinding device of the utility model;

[0021] Figure 2 It is a schematic diagram of the connection structure between the grinding mechanism and the base;

[0022] Figure 3 is a three-dimensional diagram of a first grinding assembly;

[0023] Figure 4 is a perspective view of a second grinding assembly;

[0024] Figure 5 for Figure 2 A magnified view of part A;

[0025] Figure 6 A three-dimensional diagram of the clamping assembly.

[0026] in:

[0027] Base 1, grinding mechanism 2;

[0028] Bracket 21, first grinding assembly 22, second grinding assembly 23, upper pressing wheel 24, lower pressing wheel 25, side pressing wheel 26, pressing assembly 27;

[0029] A first mounting seat 221, a first grinding disc 222, a lifting unit 223, a rotating unit 224, a first grinding motor 225, and a first collecting cover 226;

[0030] First linear module 2231, lifting motor 2232;

[0031] Rotating shaft 2241, rotating motor 2242, speed reducer 2243;

[0032] A second mounting seat 231, a second grinding disc 232, a second linear module 233, a translation motor 234, a second grinding motor 235, and a second collecting cover 236;

[0033] Lifting frame 271 , cylinder 272 , and clamping wheel 273 . DETAILED DESCRIPTION

[0034] like Figure 1-6 As shown, a pultruded plate grinding device in this embodiment includes a base 1, on which two grinding mechanisms 2 are arranged symmetrically front and back;

[0035] The grinding mechanism 2 includes a bracket 21, and the bracket 21 is slidably connected to the base 1 in a front-to-back manner, so as to be suitable for pultruded plates of different widths. A first grinding component 22 and a second grinding component 23 are arranged on the bracket 21, and the first grinding component 22 and the second grinding component 23 are distributed left and right, and the second grinding component 23 is used for grinding the pultruded plate in the front-to-back direction. Two first grinding components 22 are arranged, and the two first grinding components 22 are distributed left and right. Among the two first grinding components 22, one of the first grinding components 22 is used for grinding the bottom of the pultruded plate, and the other first grinding component 22 is used for grinding the top of the pultruded plate;

[0036] The first grinding assembly 22 includes a first mounting seat 221, a first grinding disc 222, a lifting unit 223 and a rotating unit 224. The first mounting seat 221 is fixedly connected to the bracket 21. The first grinding disc 222 is driven by a first grinding motor 225. The housing of the first grinding motor 225 is fixedly arranged on the first mounting seat 221. The axis of the first grinding disc 222 is arranged in the up-down direction. The rotating unit 224 is connected to the first mounting seat 221. The rotating unit 224 is used to drive the first mounting seat 221 to rotate. The rotation center of the first mounting seat 221 is parallel to the left-right direction. The rotating unit 224 and the lifting unit 22 3 connection, the lifting unit 223 is used to drive the rotating unit 224 to lift and lower. During operation, the pultruded sheet is transported to the base 1 and moves in the left and right directions. At the same time, the first grinding motor 225 drives the first grinding disc 222 to rotate, so that the first grinding disc 222 grinds the pultruded sheet. The first mounting seat 221 is driven to rotate by the rotating unit 224, that is, the first grinding disc 222 is rotated, so as to adjust the grinding angle. The lifting unit 223 drives the rotating unit 224 to lift and lower. The lifting and lowering of the rotating unit 224 drives the first mounting seat 221 to lift and lower, that is, drives the first grinding disc 222 to lift and lower, that is, the first grinding disc 222 is adjusted up and down.

[0037] Among them, in the two first grinding assemblies 22, the two first grinding discs 222 are respectively against the top and bottom of the pultruded plate, that is, the top and bottom of the pultruded plate are ground;

[0038] The rotating unit 224 includes a rotating shaft 2241 and a rotating motor 2242. The rotating shaft 2241 is parallel to the left and right directions. One end of the rotating shaft 2241 is fixedly arranged on the first mounting seat 221. The rotating motor 2242 is connected to the rotating shaft 2241 through a reducer 2243. The housing of the rotating motor 2242 is connected to the lifting unit 223. When the rotating motor 2242 is started, the rotating shaft 2241 is driven to rotate through the reducer 2243. The rotation of the rotating shaft 2241 drives the first mounting seat 221 to rotate. The rotation of the first mounting seat 221 drives the first grinding disc 222 to rotate, that is, the angle of the first grinding disc 222 is adjusted.

[0039] The lifting unit 223 includes a first linear module 2231, which is arranged vertically. The first linear module 2231 is driven by a lifting motor 2232, which is a servo motor. The housing of the reducer 2243 is fixedly arranged on the movable part of the first linear module 2231. When the lifting motor 2232 is started, the movable part of the first execution module drives the reducer 2243 to rise and fall. The lifting of the reducer 2243 drives the rotating shaft 2241 to rise and fall, thereby realizing the lifting of the first grinding disc 222.

[0040] The bracket 21 is provided with an upper pressing wheel 24, a lower pressing wheel 25 and a side pressing wheel 26, the upper pressing wheel 24 and the lower pressing wheel 25 are arranged up and down, and the upper pressing wheel 24, the lower pressing wheel 25 and the side pressing wheel 26 are provided in plurality, and the plurality of upper pressing wheels 24, the plurality of lower pressing wheels 25 and the plurality of upper pressing wheels 24 are distributed in the left and right directions, and the upper pressing wheel 24 is adjustably connected to the bracket 21 up and down;

[0041] The pultruded sheet transported to the base 1 has the upper pressing wheel 24 abutting against the top of the pultruded sheet, and the lower pressing wheel 25 abutting against the bottom of the pultruded sheet, and the side pressing wheel 26 in one of the two grinding mechanisms 2 abuts against the front side of the pultruded sheet, and the side pressing wheel 26 in the other grinding mechanism 2 abuts against the rear side of the pultruded sheet, so as to achieve the positioning of the pultruded sheet;

[0042] The support 21 is provided with a clamping assembly 27, and the clamping assembly 27 includes a lifting frame 271, and the lifting frame 271 is connected to the support 21 for sliding up and down. The lifting frame 271 is driven to rise and fall by a cylinder 272, and a clamping wheel 273 is provided on the lifting frame 271. During grinding, the lifting frame 271 is driven to descend by the cylinder 272, and the descent of the lifting frame 271 drives the clamping wheel 273 to descend, and the clamping wheel 273 is abutted against the top of the pultruded sheet, and the position of the clamping wheel 273 is located at the first grinding disc 222 at the bottom of the pultruded sheet for grinding. In this way, the downward force exerted on the pultruded sheet by the clamping wheel 273 can prevent the pultruded sheet from being deformed upward when the first grinding disc 222 grinds the bottom of the pultruded sheet;

[0043] The second grinding assembly 23 includes a second mounting seat 231, a second grinding disc 232 and a second linear module 233, wherein the second linear module 233 is parallel to the front-rear direction, the second mounting seat 231 is fixedly arranged on the movable part of the second linear module 233, the second linear module 233 is driven by a translation motor 234, the second grinding disc 232 is driven by a second grinding motor 235, the housing of the second grinding motor 235 is fixedly arranged on the second mounting seat 231, the axis of the second grinding disc 232 is parallel to the front-rear direction, the second grinding motor 235 is started to rotate the second grinding disc 232, so that the second grinding disc 232 grinds the side of the pultruded plate in the front-rear direction, wherein, in the two grinding mechanisms 2, the second grinding disc 232 in one grinding mechanism 2 acts on the front side of the pultruded plate, and the second grinding disc 232 in the other grinding mechanism 2 acts on the rear side of the pultruded plate, thereby achieving grinding of the front and rear sides of the pultruded plate;

[0044] The first grinding disc 222 is provided with a first collecting cover 226, and the second grinding disc 232 is provided with a second collecting cover 236. During grinding, the debris is collected by the first collecting cover 226 and the second collecting cover 236.

[0045] In summary, the automatic adjustment of the upper and lower positions and angles of the first grinding disc 222 is achieved through the rotating unit 224 and the lifting unit 223, thereby improving the grinding efficiency.

[0046] In addition to the above embodiments, the present invention also includes other implementation modes. Any technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.

Claims

1. A pultruded plate grinding device, comprising a base (1), wherein the base (1) is provided with two grinding mechanisms (2), the two grinding mechanisms (2) are symmetrically arranged front and back, the grinding mechanism (2) comprises a bracket (21), the bracket (21) is connected to the base (1), a first grinding component (22) and a second grinding component (23) are provided on the bracket (21), the first grinding component (22) and the second grinding component (23) are distributed left and right, the second grinding component (23) is used for grinding the pultruded plate in the front and back direction, two first grinding components (22) are provided, and the two first grinding components (22) are distributed left and right, and the device is characterized in that: The first grinding assembly (22) comprises a first mounting seat (221), a first grinding disc (222), a lifting unit (223) and a rotating unit (224); the first mounting seat (221) is fixedly connected to the bracket (21); the first grinding disc (222) is driven by a first grinding motor (225); a housing of the first grinding motor (225) is fixedly arranged on the first mounting seat (221); an axis of the first grinding disc (222) is arranged in the up-down direction; the rotating unit (224) is connected to the first mounting seat (221); the rotating unit (224) is used to drive the first mounting seat (221) to rotate; a rotation center of the first mounting seat (221) is parallel to the left-right direction; the rotating unit (224) is connected to the lifting unit (223); the lifting unit (223) is used to drive the rotating unit (224) to rise and fall; The rotating unit (224) comprises a rotating shaft (2241) and a rotating motor (2242); the rotating shaft (2241) is parallel to the left-right direction; one end of the rotating shaft (2241) is fixedly arranged on the first mounting seat (221); the rotating motor (2242) is connected to the rotating shaft (2241) via a reducer (2243); and the housing of the rotating motor (2242) is connected to the lifting unit (223).

2. A pultruded plate grinding device according to claim 1, characterized in that: The lifting unit (223) comprises a first linear module (2231), the first linear module (2231) is arranged vertically, the first linear module (2231) is driven by a lifting motor (2232), and the housing of the reducer (2243) is fixedly arranged on the movable part of the first linear module (2231).

3. A pultruded plate grinding device according to claim 2, characterized in that: The lifting motor (2232) is a servo motor.

4. The pultruded plate grinding equipment according to claim 1, characterized in that: An upper pressing wheel (24), a lower pressing wheel (25) and a side pressing wheel (26) are provided on the bracket (21), and the upper pressing wheel (24) and the lower pressing wheel (25) are arranged up and down.

5. A pultruded plate grinding device according to claim 4, characterized in that: The upper pressing wheel (24), the lower pressing wheel (25) and the side pressing wheel (26) are all provided in plurality, and the plurality of upper pressing wheels (24), the plurality of lower pressing wheels (25) and the plurality of upper pressing wheels (24) are all distributed in the left-right direction.

6. A pultruded plate grinding device according to claim 4, characterized in that: The upper pressing wheel (24) is adjustably connected to the bracket (21) up and down.

7. The pultruded plate grinding equipment according to claim 1, characterized in that: The support (21) is provided with a clamping assembly (27), the clamping assembly (27) comprising a lifting frame (271), the lifting frame (271) being slidably connected to the support (21) up and down, the lifting frame (271) being driven to rise and fall by a cylinder (272), and a clamping wheel (273) being provided on the lifting frame (271).

8. The pultruded plate grinding equipment according to claim 1, characterized in that: The second grinding assembly (23) comprises a second mounting seat (231), a second grinding disc (232) and a second linear module (233).

9. A pultruded plate grinding device according to claim 8, characterized in that: A first collecting cover (226) is provided at the first grinding disc (222), and a second collecting cover (236) is provided at the second grinding disc (232).

10. The pultruded plate grinding equipment according to claim 1, characterized in that: The bracket (21) is connected to the base (1) in a forward and backward sliding manner.

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