Vacuum stirring barrel for epoxy resin pouring bus

Abstract

The utility model discloses an epoxy resin pouring bus vacuum stirring barrel, and relates to the technical field of epoxy resin mixing. A barrel cover is connected to the upper side of the mixing barrel, a stirring assembly is arranged above the barrel cover and comprises a machine base connected to the upper side wall of the barrel cover, a lead screw is connected to the lower side of a stirring motor connected to the middle of the inner top side wall of the machine base, and the end, away from the stirring motor, of the lead screw penetrates through the middle of the upper side of the barrel cover. The upper ends of rotating shafts which sleeve the upper side of the circular plate in a bilateral symmetry mode penetrate through the lower side of the barrel cover, and the lower sides of annular sleeves arranged on the outer sides of the rotating shafts are rotationally connected with the upper side of the circular plate. A cleaning assembly is arranged on the outer side of the circular plate. The whole structure of the stirring assembly is effectively simplified, the stirring and mixing quality of the stirring rod on epoxy resin raw materials is effectively improved, residues on the inner side wall of the mixing barrel are convenient to clean, and waste of the epoxy resin raw materials is effectively reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of epoxy resin mixing, in particular to a vacuum stirring barrel for epoxy resin casting busbar. Background Art

[0002] Epoxy resin is a thermosetting resin, and because of its good heat resistance and electrical insulation properties, epoxy resin is used in the field of electrical parts manufacturing. For example, epoxy resin is used in the production of bus duct. At present, the staff controls the epoxy resin vacuum casting device to cast the bus duct, and before pouring the epoxy resin, the epoxy resin needs to be stirred and mixed.

[0003] After searching, a patent document with patent announcement number CN212736735U discloses a novel epoxy resin vacuum pouring device, including a mixing bin, the top of which is fixedly connected to a metal bin, the bottom of which is fixedly connected to three supporting legs, a pouring tank fixedly connected between the three supporting legs, the bottom of the mixing bin is connected to a discharge pipe connected to the top of the pouring tank, and a fixed plate is fixedly connected between the two supporting legs located on the front. The novel epoxy resin vacuum pouring device starts a rotating motor to rotate the rotating rod, which drives the driving gear to rotate at the same time. The rotation of the rotating rod rotates the mixing bin, and the driven gear rotates by meshing with the driving gear, and the driven gear meshes with the rack, so that the two rotating rods can rotate while revolving, so that the mixing bin and the stirring rod can evenly stir the material at the same time, and the stirring effect is better, which improves the mixing efficiency.

[0004] However, it still has the following disadvantages in actual use:

[0005] The existing novel epoxy resin vacuum casting device, during use, stirs and mixes the epoxy resin raw materials inside the mixing bin by rotating the stirring bin and the stirring rod, but it is not convenient to adjust the height of the stirring rod and the stirring bin by moving up and down, so that the stirring and mixing range of the stirring rod and the stirring bin is limited, and the stirring and mixing quality of the epoxy resin raw materials inside the mixing bin is reduced. In addition, the number of stirring rods and stirring bins is large, which increases the time spent on the placement of the stirring rods and the stirring bins.

[0006] 2. During the use of the existing new epoxy resin vacuum pouring device, epoxy resin raw materials will remain on the inner wall of the mixing bin, and the existing new epoxy resin vacuum pouring device is not convenient for cleaning the residues on the inner wall of the mixing bin during operation, which will increase the waste of epoxy resin raw materials. Utility Model Content

[0007] The utility model aims to provide a vacuum stirring barrel for epoxy resin casting busbar, which solves the problems that the existing new epoxy resin vacuum casting device has poor mixing quality for epoxy resin raw materials and is inconvenient to clean the residues on the inner wall of the mixing bin.

[0008] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0009] The utility model discloses a vacuum mixing barrel for epoxy resin casting busbar, comprising a mixing barrel, a barrel cover connected to the upper side of the mixing barrel, a stirring assembly arranged above the barrel cover, the stirring assembly comprising a machine base connected to the upper side wall of the barrel cover, a lead screw connected to the lower side of a stirring motor connected to the middle part of the inner top side wall of the machine base, the end of the lead screw away from the stirring motor passes through the middle part of the upper side of the barrel cover, a circular plate is sleeved on the outer side of a ball nut connected to the outer side of the lead screw, the upper end of a rotating shaft symmetrically sleeved on the upper side of the circular plate passes through the lower side of the barrel cover, the lower side of an annular sleeve arranged on the outer side of the rotating shaft is rotatably connected to the upper side of the circular plate, a stirring rod is connected to the outer side of the annular sleeve in an annular array, a driven gear connected to the upper end of the outer side of the rotating shaft is meshed and connected to a driving gear, and the driving gear is connected to the upper end of the outer side of the lead screw; a cleaning assembly is arranged on the outer side of the circular plate, an annular seat included in the cleaning assembly is sleeved on the outer side wall of the circular plate, and cleaning bristles connected to the outer side wall of the annular seat in an annular array are in contact with the inner side wall of the mixing barrel.

[0010] Furthermore, valves are connected to the feed pipes that are connected in a ring array on the upper part of the outer wall of the mixing barrel.

[0011] Furthermore, the outer wall of the mixing barrel is connected to an upper vacuum pump, and the lower end of an upper vacuum pipe connected to the lower side of the upper vacuum pump is connected to the lower part of the outer wall of the mixing barrel.

[0012] Furthermore, the outer wall of the rotating shaft is provided with sliding grooves in an annular array, and the inner wall of the annular sleeve is provided with sliding blocks fixed in an annular array and slidably connected to the sliding grooves.

[0013] Furthermore, the upper side wall of the circular plate is provided with through grooves in a ring array.

[0014] Furthermore, a valve is connected to the connecting pipe connected to the middle part of the lower side of the mixing barrel, a tank cover is connected to the upper side of the pouring tank arranged below the mixing barrel, and the middle part of the tank cover is connected to the lower end of the connecting pipe.

[0015] Furthermore, the inner side of the support feet connected in a circular array to the lower side wall of the mixing barrel is connected to the outer side wall of the pouring tank, and the outer side of the pouring pipe connected to the lower side of the pouring tank is connected to a valve, and the lower end of the pouring pipe is higher than the lower side of the support feet.

[0016] Furthermore, a lower vacuum pump is connected to the outer wall of the pouring tank, and a lower end of a lower vacuum pipe connected to the lower side of the lower vacuum pump is connected to the lower portion of the outer wall of the pouring tank.

[0017] The utility model has the following beneficial effects:

[0018] The utility model effectively reduces the number of stirring rods used and effectively simplifies the overall structure of the stirring assembly by providing a stirring assembly, reduces the time spent on installing the stirring rod, and is beneficial to increasing the stirring range of the stirring rod, which is beneficial to improving the stirring and mixing quality of the epoxy resin inside the mixing barrel.

[0019] The utility model provides a cleaning component to facilitate cleaning of the epoxy resin raw material remaining on the inner wall of the mixing barrel, which is beneficial to reducing the waste of the epoxy resin raw material and achieving the purpose of saving the epoxy resin raw material. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments are briefly introduced below.

[0021] Figure 1 It is a three-dimensional schematic diagram of a vacuum mixing barrel for epoxy resin casting busbar;

[0022] Figure 2 It is a schematic diagram of the connection between the stirring component and the cleaning component;

[0023] Figure 3 for Figure 2 A schematic diagram of the structure enlargement in the middle;

[0024] Figure 4 This is a schematic diagram of the connection between the mixing barrel and the pouring tank.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 1. Stirring assembly; 11. Stirring motor; 111. Machine base; 12. Rotating shaft; 121. Driven gear; 122. Annular sleeve; 123. Stirring rod; 124. Slide; 125. Sliding block; 13. Driving gear; 14. Lead screw; 141. Ball nut; 15. Round plate; 151. Through groove; 2. Mixing barrel; 21. Barrel cover; 22. Feed pipe; 221. Valve; 23. Upper vacuum pump; 231. Upper vacuum tube; 24. Support foot; 3. Pouring pipe; 4. Connecting pipe; 5. Pouring tank; 51. Tank cover; 52. Lower vacuum pump; 521. Lower vacuum tube; 6. Cleaning assembly; 61. Annular seat; 611. Cleaning brush. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. Example

[0028] See also Figure 1 , 2As shown in Figure 3, the utility model is a vacuum mixing barrel for epoxy resin casting busbar, comprising a mixing barrel 2, a barrel cover 21 is connected to the upper side of the mixing barrel 2, a stirring assembly 1 is arranged above the barrel cover 21, the stirring assembly 1 comprises a base 111 connected to the upper side wall of the barrel cover 21, a stirring motor 11 connected to the middle of the inner top side wall of the base 111 is connected to the lower side of a lead screw 14, the end of the lead screw 14 away from the stirring motor 11 passes through the middle of the upper side of the barrel cover 21, a ball nut 141 connected to the outer side of the lead screw 14 is sleeved on the outer side of a circular plate 15, the upper end of a rotating shaft 12 symmetrically sleeved on the upper side of the circular plate 15 passes through the lower side of the barrel cover 21, and the lower side of an annular sleeve 122 arranged on the outer side of the rotating shaft 12 is connected to the upper side of the circular plate 15. The outer side of the annular sleeve 122 is connected to a stirring rod 123 in an annular array, and the driven gear 121 connected to the upper end of the outer side of the rotating shaft 12 is meshed with the driving gear 13 on the side, and the driving gear 13 is connected to the upper end of the outer side of the lead screw 14, which is convenient for controlling and starting the stirring motor 11 to drive the stirring rod 123 to rotate, and at the same time, the stirring rod 123 moves up and down, effectively reducing the number of stirring rods 123 installed on the rotating shaft 12, which is conducive to the simplification of the structure and effectively reducing the workload when installing the stirring rod 123. At the same time, it is convenient to adjust the position of the stirring rod 123, effectively improving the stirring and mixing range of the stirring rod 123, which is conducive to improving the quality of stirring and mixing the epoxy resin raw materials inside the mixing barrel 2;

[0029] Among them Figure 1 As shown, a valve 221 is connected to the feed pipe 22 connected in a circular array at the upper part of the outer wall of the mixing barrel 2, so that the epoxy resin raw material can be introduced into the mixing barrel 2 through the feed pipe 22; the outer wall of the mixing barrel 2 is connected to the upper vacuum pump 23, and the lower end of the upper vacuum pipe 231 connected to the lower side of the upper vacuum pump 23 is connected to the lower part of the outer wall of the mixing barrel 2, so that the upper vacuum pump 23 can be controlled to perform vacuum operation on the inside of the mixing barrel 2;

[0030] Among them Figure 3 As shown, the outer wall of the rotating shaft 12 is provided with a slide groove 124 in an annular array, and the inner wall of the annular sleeve 122 is provided with a slider 125 fixed in an annular array and slidably connected with the slide groove 124. The slider 125 cooperates with the slide groove 124, which is conducive to the rotation of the annular sleeve 122 driven by the rotating shaft 12, and is conducive to the rotation of the stirring rod 123;

[0031] Among them Figure 2 As shown, the upper side wall of the circular plate 15 is provided with through grooves 151 in an annular array, which is conducive to the epoxy resin raw material passing through the circular plate 15, and effectively reduces the resistance of the circular plate 15 to the epoxy resin raw material when it moves upward;

[0032] When the above arrangement is used, the stirring motor 11 is started, the screw 14 rotates, the ball nut 141 moves along the axial direction of the screw 14, and the circular plate 15 is driven along with the movement of the ball nut 141, driving the annular sleeve 122 to move up and down, and the stirring rod 123 moves up and down to stir and mix the epoxy resin inside the mixing barrel 2. The rotation of the screw 14 drives the driving gear 13 to rotate, drives the driven gear 121 to rotate, the rotating shaft 12 rotates, the annular sleeve 122 rotates, and the stirring rod 123 rotates to stir and mix the epoxy resin inside the mixing barrel 2. Example

[0033] The difference between the second embodiment and the first embodiment is that the second embodiment further discloses: Figure 2 As shown, a cleaning assembly 6 is arranged on the outer side of the circular plate 15. The cleaning assembly 6 includes an annular seat 61 which is sleeved on the outer side wall of the circular plate 15. The cleaning bristles 611 connected to the outer side wall of the annular seat 61 in an annular array are in contact with the inner side wall of the mixing barrel 2, so that the cleaning assembly 6 can be conveniently operated to clean the residue on the inner side wall of the mixing barrel 2, thereby effectively reducing the waste of epoxy resin raw materials.

[0034] Among them Figure 4 As shown, a valve 221 is connected to the connecting pipe 4 connected to the middle part of the lower side of the mixing barrel 2, and a tank cover 51 is connected to the upper side of the pouring tank 5 arranged below the mixing barrel 2. The middle part of the tank cover 51 is connected to the lower end of the connecting pipe 4, which is conducive to the introduction of the epoxy resin stirred and mixed inside the mixing barrel 2 into the pouring tank 5.

[0035] Among them Figure 1 , 4 As shown, the inner side of the support legs 24 connected in a circular array to the lower side wall of the mixing barrel 2 is connected to the outer side wall of the pouring tank 5, and the outer side of the pouring pipe 3 connected to the lower side of the pouring tank 5 is connected to a valve 221, and the lower end of the pouring pipe 3 is higher than the lower side of the support legs 24. The support legs 24 effectively improve the stability of the pouring tank 5 under the mixing barrel 2, and the pouring pipe 3 facilitates the epoxy resin inside the pouring tank 5 to be poured into the busbar mold;

[0036] Among them Figure 1 As shown, the outer wall of the pouring tank 5 is connected to a lower vacuum pump 52, and the lower end of a lower vacuum pipe 521 connected to the lower side of the lower vacuum pump 52 is connected to the lower part of the outer wall of the pouring tank 5, so as to facilitate the control of the lower vacuum pump 52 to perform vacuum operation on the inside of the pouring tank 5;

[0037] When the above arrangement is used, the lead screw 14 rotates, the ball nut 141 moves up and down, the circular plate 15 moves up and down, the annular seat 61 moves up and down, and the cleaning bristles 611 move up and down to clean the residue on the inner wall of the mixing barrel 2.

[0038] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.

Claims

1. A vacuum mixing barrel for epoxy resin casting busbar, comprising a mixing barrel (2), wherein a barrel cover (21) is connected to the upper side of the mixing barrel (2), characterized in that: A stirring assembly (1) is arranged above the barrel cover (21), and the stirring assembly (1) comprises a machine base (111) connected to the upper side wall of the barrel cover (21), a lead screw (14) is connected to the lower side of a stirring motor (11) connected to the middle of the inner top side wall of the machine base (111), and the end of the lead screw (14) away from the stirring motor (11) passes through the middle of the upper side of the barrel cover (21), and a ball nut (141) connected to the outer side of the lead screw (14) is sleeved on the outer side with a circular plate (15), and the circular plate (15) is connected to the outer side of the ball nut (141) of the lead screw (14). The upper end of a rotating shaft (12) symmetrically sleeved on the upper side of the circular plate (15) passes through the lower side of the barrel cover (21); the lower side of an annular sleeve (122) arranged on the outer side of the rotating shaft (12) is rotatably connected to the upper side of the circular plate (15); the outer side of the annular sleeve (122) is connected to stirring rods (123) in an annular array; the driven gear (121) connected to the upper end of the outer side of the rotating shaft (12) is meshedly connected to a driving gear (13) on the side; and the driving gear (13) is connected to the upper end of the outer side of the lead screw (14); A cleaning assembly (6) is arranged on the outside of the circular plate (15); the cleaning assembly (6) comprises an annular seat (61) sleeved on the outer wall of the circular plate (15); the cleaning bristles (611) connected in an annular array to the outer wall of the annular seat (61) are in contact with the inner wall of the mixing barrel (2).

2. The epoxy resin casting busbar vacuum stirring barrel according to claim 1, characterized in that: A valve (221) is connected to the feed pipes (22) which are connected in a ring-shaped array at the upper part of the outer wall of the mixing barrel (2).

3. The epoxy resin casting busbar vacuum stirring barrel according to claim 2, characterized in that: The outer wall of the mixing barrel (2) is connected to an upper vacuum pump (23), and the lower end of an upper vacuum pipe (231) connected to the lower side of the upper vacuum pump (23) is connected to the lower part of the outer wall of the mixing barrel (2).

4. The epoxy resin casting busbar vacuum stirring barrel according to claim 1, characterized in that: The outer wall of the rotating shaft (12) is provided with sliding grooves (124) in an annular array, and the inner wall of the annular sleeve (122) is provided with sliding blocks (125) fixed in an annular array and slidably connected to the sliding grooves (124).

5. The epoxy resin casting busbar vacuum stirring barrel according to claim 1, characterized in that: The upper side wall of the circular plate (15) is provided with through grooves (151) in the form of a ring array.

6. The epoxy resin casting busbar vacuum stirring barrel according to claim 3, characterized in that: A valve (221) is connected to a connecting pipe (4) connected to the middle of the lower side of the mixing barrel (2); a tank cover (51) is connected to the upper side of a pouring tank (5) arranged below the mixing barrel (2); and a middle portion of the tank cover (51) is connected to the lower end of the connecting pipe (4).

7. The epoxy resin casting busbar vacuum stirring barrel according to claim 6, characterized in that: The inner side of the support feet (24) connected in a circular array to the lower side wall of the mixing barrel (2) is connected to the outer side wall of the pouring tank (5), and the outer side of the pouring pipe (3) connected to the lower side of the pouring tank (5) is connected to a valve (221), and the lower end of the pouring pipe (3) is higher than the lower side of the support feet (24).

8. The epoxy resin casting busbar vacuum stirring barrel according to claim 7, characterized in that: The outer wall of the pouring tank (5) is connected to a lower vacuum pump (52), and the lower end of a lower vacuum pipe (521) connected to the lower side of the lower vacuum pump (52) is connected to the lower part of the outer wall of the pouring tank (5).

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