CN110757729B - Cleaning apparatus - Google Patents

Abstract

The invention provides a cleaning device which is used for cleaning a blocking rubber material in a sprue bush. The cleaning apparatus includes: a support frame; the fixing part is arranged on the support frame and used for fixing the sprue bush; the clamping part is movably and rotatably arranged on the support frame and is used for clamping the welding base material, so that the clamping part drives the welding base material to rotate, and the clamping part drives the welding base material to move into the sprue bush so as to weld the welding base material and the blocking rubber material together; after the welding base material and the blocking rubber material are welded together, the clamping portion drives the welding base material and the blocking rubber material to move towards one side far away from the sprue bush so as to take the blocking rubber material out of the sprue bush. The technical scheme of the invention solves the problem that the sprue bush is easy to damage when the blocking rubber material in the sprue bush is cleaned in the prior art.

Description

Cleaning apparatus

Technical Field

The invention relates to the technical field of injection molding machine production, in particular to cleaning equipment.

Background

In the production process of the injection molding machine, due to the fact that the cold materials in the sprue bush are easily blocked in the sprue bush due to misoperation, a large-scale injection molding factory can possibly generate hundreds of blocked sprue bushes every day, the production efficiency of the injection molding machine is reduced, the blocked rubber materials in the sprue bush are taken out in a troublesome manner, the sprue bush is usually cleaned in a mode of manually beating a copper bar or burning the copper bar, and the sprue bush is easily damaged.

Disclosure of Invention

The invention mainly aims to provide cleaning equipment to solve the problem that a sprue bush is easy to damage when a blocking rubber material in the sprue bush is cleaned in the prior art.

In order to achieve the above object, the present invention provides a cleaning apparatus for cleaning a plugging rubber material in a sprue bushing, the cleaning apparatus comprising: a support frame; the fixing part is arranged on the support frame and used for fixing the sprue bush; the clamping part is movably and rotatably arranged on the support frame and is used for clamping the welding base material, so that the clamping part drives the welding base material to rotate, and the clamping part drives the welding base material to move into the sprue bush so as to weld the welding base material and the blocking rubber material together; after the welding base material and the blocking rubber material are welded together, the clamping portion drives the welding base material and the blocking rubber material to move towards one side far away from the sprue bush so as to take the blocking rubber material out of the sprue bush.

Further, the fixing portion includes: the base is arranged on the supporting frame and is provided with an accommodating cavity for accommodating the mounting boss of the sprue bush; the fixed plate is fixedly connected with one end, close to the clamping part, of the base and covers the opening of the accommodating cavity, the fixed plate is provided with a fixed hole communicated with the accommodating cavity, and the sleeve body of the sprue bush extends out of the accommodating cavity from the fixed hole; the fixing piece is in threaded connection with one end, far away from the clamping part, of the base and is in threaded connection with the mounting boss of the sprue bush, and therefore the sprue bush is fixed on the fixing part.

Furthermore, the fixing part also comprises a connecting piece, and the fixing plate is detachably arranged on the base through the connecting piece; the fixed plates are multiple, the sprue bush is multiple, the fixed plates and the sprue bush are arranged in a one-to-one correspondence mode, and one of the fixed plates is selected according to the type of the sprue bush and is installed on the base.

Furthermore, the fixing part comprises a quick-mounting fixture, the quick-mounting fixture is used for clamping an installation boss of the sprue bush, and the bush body of the sprue bush extends out towards one side of the clamping part.

Further, the cleaning apparatus further comprises: the guide piece is arranged on the support frame and extends along the axial direction of the sprue bush; the mounting rack is connected with the guide piece in a sliding manner; the clamping part is arranged on the mounting frame; the first driving part is arranged on the supporting frame and used for driving the mounting frame to move.

Further, the guide part comprises two parallel guide rails which are arranged on the support frame at intervals; the first drive section includes: the first motor is arranged on the support frame and is positioned below the mounting frame; the lead screw is pivotally arranged on the mounting rack through a lead screw bracket, is parallel to the guide rails and is positioned between the two guide rails; the nut is sleeved on the lead screw and connected with the mounting frame; the driving belt wheel is sleeved on an output shaft of the first motor; the driven belt wheel is sleeved on the lead screw; the synchronous belt is sleeved on the driving belt wheel and the driven belt wheel.

Further, the cleaning equipment also comprises a second driving part, wherein the second driving part is arranged on the mounting frame and used for driving the clamping part to rotate.

Further, the second driving part includes: the bearing block is arranged on the mounting frame; the bearing seat is provided with two bearings; the rotating shaft of the clamping part is arranged in the two bearing holes of the two bearings in a penetrating way; the bearing pressing block is connected with the bearing seat and is used for installing the bearing on the bearing seat; the second motor is arranged on the mounting frame through a motor support, the motor support and the bearing seat are arranged at intervals along the axial direction of the sprue bush, and the motor support is positioned on one side, far away from the fixing part, of the bearing seat; and one end of the coupler is connected with an output shaft of the second motor, and the other end of the coupler is connected with a rotating shaft of the clamping part.

Furthermore, the clamping part is a three-jaw chuck, and the clamping part has a clamping state and a non-clamping state; the cleaning apparatus further includes a third driving portion for driving the clamping portion to switch between the clamping state and the non-clamping state.

Further, the cleaning apparatus further comprises: the first driving part is arranged on the supporting frame and used for driving the clamping part to move; the second driving part is arranged on the supporting frame and used for driving the clamping part to rotate; the electric cabinet is arranged on the support frame and is provided with a first switch corresponding to the first driving part and a second switch corresponding to the second driving part; the electric cabinet is also provided with a main switch for controlling the cleaning equipment to start and stop and an emergency stop switch for controlling the cleaning equipment to stop working; the electric cabinet is also provided with a speed regulator, and the speed regulator is electrically connected with the first driving part and the second driving part so as to regulate the moving speed of the clamping part and the rotating speed of the clamping part.

By applying the technical scheme of the invention, cleaning equipment for cleaning the blocking rubber material in the sprue bush is designed by utilizing the principle of friction welding, the sprue bush is fixed by utilizing the fixing part, the welding base material is driven by utilizing the clamping part to move towards the sprue bush while rotating, so that the welding base material and the blocking rubber material generate heat through friction and are fused together, and the welding base material and the blocking rubber material are fixedly connected together after cooling, thereby completing the welding of the welding base material and the blocking rubber material; and then the clamping part is used for driving the welding base material and the blocking rubber material to synchronously move to one side far away from the sprue bush, so that the blocking rubber material is taken out from the sprue bush, and the sprue bush is cleaned. The application provides a cleaning equipment can not cause the damage to the runner cover at the in-process of the jam sizing material of clearance to the degree of automation of the cleaning equipment that this application provided is higher, can promote the cleaning efficiency of runner cover, reduce workman's intensity of labour.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a schematic view of an angle of a cleaning apparatus according to an alternative embodiment of the invention;

FIG. 2 shows a schematic view of another angle of the cleaning apparatus of FIG. 1;

fig. 3 shows a schematic view of a further angle of the cleaning device of fig. 1.

Wherein the figures include the following reference numerals:

1. a sprue bush; 10. a support frame; 20. a fixed part; 21. a base; 22. a fixing plate; 200. a fixing hole; 23. a fixing member; 24. a connecting member; 30. a clamping portion; 40. a guide member; 41. a guide rail; 50. a mounting frame; 60. a first driving section; 61. a first motor; 62. a lead screw; 63. a lead screw bracket; 64. a driving pulley; 65. a driven pulley; 66. a synchronous belt; 70. a second driving section; 71. a bearing seat; 72. a bearing; 73. bearing pressing blocks; 74. a second motor; 75. a motor bracket; 76. a coupling; 80. an electric cabinet; 81. a first switch; 82. a second switch; 83. a master switch; 84. a scram switch; 85. a speed regulator.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a cleaning device, which aims to solve the problem that a sprue bush is easy to damage when the blocked rubber material in the sprue bush is cleaned in the prior art.

The application provides a cleaning device for cleaning a blocking rubber material in a sprue bush 1, as shown in fig. 1 to 3, the cleaning device comprises a support frame 10, a fixing part 20 and a clamping part 30, the fixing part 20 is arranged on the support frame 10, the fixing part 20 is used for fixing the sprue bush 1, the clamping part 30 is movably and rotatably arranged on the support frame 10, and the clamping part 30 is used for clamping a welding base material, so that the clamping part 30 drives the welding base material to rotate, and the clamping part 30 drives the welding base material to move into the sprue bush 1, so that the welding base material and the blocking rubber material are welded together; after the welding base material and the blocking rubber material are welded together, the clamping portion 30 drives the welding base material and the blocking rubber material to move towards one side far away from the sprue bush 1, so that the blocking rubber material is taken out of the sprue bush 1.

In the embodiment, by utilizing the principle of friction welding, cleaning equipment for cleaning the blocking rubber material in the sprue bush 1 is designed, the sprue bush 1 is fixed by utilizing the fixing part 20, the welding base material is driven by utilizing the clamping part 30 to move towards the sprue bush 1 while rotating, so that the welding base material and the blocking rubber material generate heat through friction and are fused together, and the welding base material and the blocking rubber material are fixedly connected together after cooling, so that the welding of the welding base material and the blocking rubber material is completed; then, the clamping part 30 is used for driving the welding base material and the blocking rubber material to synchronously move to one side far away from the sprue bush 1, and then the blocking rubber material is taken out from the sprue bush 1, so that the sprue bush 1 is cleaned. The application provides a cleaning equipment can not cause the damage to sprue bush 1 at the in-process of the jam sizing material of clearance to the degree of automation of the cleaning equipment that this application provided is higher, can promote the clearance efficiency of sprue bush 1, reduce workman's intensity of labour.

In specific implementation, the welding base material is made of the same material as the blocking rubber material, so that the welding base material and the blocking rubber material are fused together.

As shown in fig. 1 to 3, the fixing portion 20 includes a base 21, a fixing plate 22 and a fixing member 23, the base 21 is disposed on the support frame 10, the base 21 has a cavity for accommodating the mounting boss of the sprue bush 1, the fixing plate 22 is fixedly connected with one end of the base 21 close to the clamping portion 30 and covers an opening of the cavity, the fixing plate 22 has a fixing hole 200 communicated with the cavity, the sleeve body of the sprue bush 1 extends out of the cavity from the fixing hole 200, and the fixing member 23 is in threaded connection with one end of the base 21 far away from the clamping portion 30 and is in threaded connection with the mounting boss of the sprue bush 1 to fix the sprue bush 1 on the fixing portion 20. Thus, the fixing part 20 is used for fixing the sprue bush 1, and simultaneously, the sleeve body of the sprue bush 1 extends towards one side of the clamping part 30, so that the welding base material can extend into the sleeve body to be fused and welded with the blocking rubber material.

Alternatively, the fixing member 23 includes a bolt and a nut, the base 21 has a first threaded hole, the mounting boss of the sprue bush 1 has a second threaded hole, and the bolt passes through the first threaded hole and the second threaded hole and then is in locking engagement with the nut, thereby fixing the sprue bush 1 to the base 21. The threaded connection has good connection reliability, and can effectively prevent the sprue bush 1 from rotating relative to the base 21, and ensure that the welding base material rotates relative to the blocking rubber material and is reliably welded with the blocking rubber material.

In an alternative embodiment of the present application, not shown, the fixing portion 20 comprises a quick-fit clamp for clamping a mounting boss of the sprue bush 1, the body of the sprue bush 1 projecting towards the side of the clamping portion 30. Since the welding substrate needs to rotate relative to the sprue bush 1, the clamping force of the quick clamp on the sprue bush 1 needs to avoid the sprue bush 1 from rotating relative to the sprue bush 1 under the condition of avoiding the damage of the sprue bush 1.

As shown in fig. 1 to 3, the fixing portion 20 further includes a connecting member 24, and the fixing plate 22 is detachably disposed on the base 21 through the connecting member 24; the number of the fixing plates 22 is plural, the number of the sprue bush 1 is plural, and the plurality of fixing plates 22 are provided in one-to-one correspondence with the plurality of kinds of the sprue bushes 1 so that one of the plurality of fixing plates 22 is selected according to the kind of the sprue bush 1 and is mounted on the base 21. In this way, the fixing plate 22 is convenient to disassemble and replace, and is beneficial to improving the practicability of the cleaning equipment.

In practical application, the diameters of the fixing holes 200 on different fixing plates 22 are different, so that the sprue bush support can be suitable for sprue bushes 1 of different types and specifications, and the application range of the cleaning equipment is further improved.

In specific implementation, the aperture of the fixing hole 200 is matched with the outer diameter of the sleeve body of the sprue bush 1, so that the sleeve body of the sprue bush 1 is prevented from shaking relative to the base 21.

Optionally, the connector 24 is a screw.

As shown in fig. 2 and 3, the cleaning apparatus further includes a guide 40, a mounting bracket 50 and a first driving part 60, the guide 40 is disposed on the support frame 10, the guide 40 extends in the axial direction of the sprue bush 1, and the mounting bracket 50 is slidably coupled to the guide 40; the clamping portion 30 is disposed on the mounting bracket 50, and the first driving portion 60 is disposed on the supporting bracket 10 for driving the mounting bracket 50 to move. Thus, the guide 40 is provided to ensure that the clamping portion 30 moves in a predetermined direction and brings the welding substrate into the sprue bush 1.

As shown in fig. 1 and 2, the guide 40 includes two parallel guide rails 41 disposed on the support frame 10 at intervals; first drive division 60 includes first motor 61, lead screw 62, the nut, driving pulley 64, driven pulley 65 and hold-in range 66, first motor 61 sets up on support frame 10, first motor 61 is located the below of mounting bracket 50, but lead screw 62 passes through lead screw support 63 pivot ground and sets up on mounting bracket 50, lead screw 62 is parallel with guide rail 41 and is located between two guide rails 41, the nut cover is established on lead screw 62 and is connected with mounting bracket 50, driving pulley 64 cover is established on the output shaft of first motor 61, driven pulley 65 cover is established on lead screw 62, hold-in range 66 cover is established on driving pulley 64 and driven pulley 65. In this way, the two parallel guide rails 41, the first motor 61, the lead screw 62 and the nut are matched, so that the clamping part 30 can stably and reliably move along the preset direction, and the moving position of the clamping part 30 can be accurately controlled, thereby being beneficial to the welding operation of welding the base material and blocking the sizing material; in order to reduce the occupied space of the cleaning equipment, a first motor 61 is arranged below the mounting frame 50, a driving pulley 64, a driven pulley 65 and a synchronous belt 66 are used for driving a lead screw 62 to rotate, and the lead screw 62 is matched with a nut to convert the rotation of the motor into linear motion; the diameter of the driving pulley 64 and the driven pulley 65 can be adjusted to also perform the function of deceleration or acceleration so as to make the welding base material reach the required rotating speed, thereby being capable of being rapidly welded with the plugging rubber material.

In an alternative embodiment of the present application, not shown, the guiding element 40 is an optical axis guide rail, and the mounting frame 50 is slidably connected to the smooth guide rail, which is beneficial to reducing the production cost of the cleaning device.

In an alternative embodiment of the present application, not shown, the first driving part 60 comprises a driving cylinder for driving the mounting frame 50 to move relative to the guide 40.

As shown in fig. 1 to 3, the cleaning apparatus further includes a second driving part 70, and the second driving part 70 is disposed on the mounting frame 50 for driving the clamping part 30 to rotate. The first driving part 60 drives the second driving part 70 and the clamping part 30 to move synchronously through the mounting frame 50, and the second driving part 70 drives the clamping part 30 to rotate, so that the clamping part 30 can move relative to the sprue bush 1 while rotating relative to the sprue bush 1.

As shown in fig. 3, the second driving part 70 includes a bearing seat 71, bearings 72, a bearing pressing block 73, a second motor 74, a motor bracket 75 and a coupling 76, the bearing seat 71 is disposed on the mounting bracket 50, and the two bearings 72 are mounted on the bearing seat 71; the rotating shaft of the clamping part 30 penetrates through two bearing holes of two bearings 72, the bearing pressing block 73 is connected with the bearing seat 71 and installs the bearings 72 on the bearing seat 71, the second motor 74 is installed on the installation frame 50 through the motor support 75, the motor support 75 and the bearing seat 71 are arranged along the axial interval of the sprue bush 1, the motor support 75 is located on one side, away from the fixing part 20, of the bearing seat 71, one end of the coupler 76 is connected with the output shaft of the second motor 74, and the other end of the coupler 76 is connected with the rotating shaft of the clamping part 30. In this way, the second motor 74 is enabled to reliably drive the rotation of the clamping portion 30, while avoiding the clamping portion 30 from being severely worn during the rotation.

Alternatively, the clamping portion 30 is a three-jaw chuck, the clamping portion 30 having a clamped state and a non-clamped state; the cleaning apparatus further comprises a third drive section for driving the gripping section 30 to switch between the gripping state and the non-gripping state. Like this, utilize third drive division to realize welding substrate's automatic feeding and press from both sides tightly, be favorable to further promoting cleaning equipment's degree of automation, reduce workman's intensity of labour, promote cleaning equipment's work efficiency.

In practice, the third driving portion drives the clamping portion 30 to switch between the clamping state and the non-clamping state by using hydraulic pressure or pneumatic pressure.

Wherein, the three-jaw chuck has the advantages of simple structure, easy acquisition and low cost.

In specific implementations, the clamping portion 30 may be a clamp other than a three-jaw clamp, as long as reliable clamping of the welding substrate is ensured.

In an alternative embodiment of the present application, not shown, the clamping portion 30 may be manually operated to clamp the welding substrate.

In specific implementation, the base 21 is fixed on the support frame 10 through screws; the second motor 74 is fixed on the motor bracket 75 through screws, and the motor bracket 75 is fixed on the mounting rack 50 through screws; the bearing pressing block 73 is fixedly connected with the bearing seat 71 through screws and props against two bearings 72 arranged between the bearing pressing block 73 and the bearing seat 71, and the three-jaw clamp connects the coupler 76 with the second motor 74 through the bearings; after the three-jaw clamp clamps the welding base material, the second motor 74 is started to drive the welding base material to rotate; the guide rail 41 is fixed on the support frame 10 through a screw, the screw bracket 63 is fixed on the support frame 10 through a screw, and the first motor 61 is fixed on the support frame 10 through a motor base.

As shown in fig. 1 to 3, the cleaning apparatus further includes a first driving part 60, a second driving part 70 and an electric cabinet 80, the first driving part 60 is disposed on the support frame 10 and is used for driving the clamping part 30 to move, the second driving part 70 is disposed on the support frame 10 and is used for driving the clamping part 30 to rotate, the electric cabinet 80 is disposed on the support frame 10, and a first switch 81 corresponding to the first driving part 60 and a second switch 82 corresponding to the second driving part 70 are disposed on the electric cabinet 80; the electric cabinet 80 is also provided with a main switch 83 for controlling the cleaning equipment to start and stop and an emergency stop switch 84 for controlling the cleaning equipment to stop working; the electric cabinet 80 is further provided with a speed regulator 85, and the speed regulator 85 is electrically connected to the first driving part 60 and the second driving part 70 to regulate the moving speed of the clamping part 30 and the rotating speed of the clamping part 30. Thus, the automation degree and the convenient control degree of the cleaning equipment are further improved through the electric control box 80 and the corresponding wiring arrangement, and when the cleaning equipment needs to be started or closed, the operation can be carried out through the main switch 83; when the clamping part 30 needs to be controlled to move or rotate independently, the operation can be carried out through the first switch 81 and the second switch 82; when the cleaning equipment is required to be in a suspended working state in case of emergency, the cleaning equipment can be operated through the emergency stop switch 84; when the moving speed of the clamp portion 30 and the rotating speed of the clamp portion 30 need to be adjusted, the operation can be performed by the governor 85.

In a specific implementation, the first driving part 60 includes a first motor 61, and the speed regulator 85 includes a first motor speed regulator for regulating the speed of the first motor 61, so as to regulate the moving speed of the clamping part 30; the second driving part 70 includes a second motor 74, and the speed governor 85 includes a second motor speed governor for adjusting the speed of the second motor 74, and adjusts the rotational speed of the clamping part 30.

In particular implementations, the second motor 74 is a reduction motor.

In practical implementation, the cleaning device further comprises a control system, and the automatic control of the cleaning device can be realized by inputting the moving speed of the clamping part 30, the rotating speed of the clamping part 30 and the moving distance of the clamping part 30.

The application provides a cleaning equipment adopts the principle that plastic spinning fuses to weld the jam sizing material of staying in sprue bush 1, rethread external force extracts the jam sizing material, can be high-efficient, safety, take out the jam sizing material in sprue bush 1 reliably to can solve the problem that sprue bush 1 blockked up easily, avoid sprue bush 1 to take place wearing and tearing, the operator is by accident such as burn, work efficiency can improve more than half, can reduce operating personnel's physical loss simultaneously.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cleaning apparatus for cleaning a sprue bush (1) from a plugging compound, the cleaning apparatus comprising:

a support frame (10);

a fixing part (20), wherein the fixing part (20) is arranged on the support frame (10), and the fixing part (20) is used for fixing the sprue bush (1);

the clamping part (30) is movably and rotatably arranged on the support frame (10), the clamping part (30) is used for clamping a welding base material, the welding base material is made of the same material as the blocking rubber material, so that the clamping part (30) drives the welding base material to rotate, and the clamping part (30) drives the welding base material to move into the sprue bush (1), so that the welding base material and the blocking rubber material are welded together;

after the welding base material and the blocking rubber material are welded together, the clamping part (30) drives the welding base material and the blocking rubber material to move towards one side far away from the sprue bush (1) so as to take the blocking rubber material out of the sprue bush (1).

2. The cleaning apparatus as claimed in claim 1, characterized in that the fixing portion (20) comprises:

the base (21) is arranged on the supporting frame (10), and the base (21) is provided with an accommodating cavity for accommodating a mounting boss of the sprue bush (1);

the fixing plate (22) is fixedly connected with one end, close to the clamping part (30), of the base (21) and covers an opening of the accommodating cavity, the fixing plate (22) is provided with a fixing hole (200) communicated with the accommodating cavity, and a sleeve body of the sprue bush (1) extends out of the accommodating cavity from the fixing hole (200);

the fixing piece (23), the fixing piece (23) with the base (21) keep away from one end threaded connection of clamping part (30) and with the installation boss threaded connection of runner cover (1), in order to fix runner cover (1) on fixed part (20).

3. The cleaning apparatus of claim 2,

the fixing part (20) further comprises a connecting piece (24), and the fixing plate (22) is detachably arranged on the base (21) through the connecting piece (24);

the number of the fixing plates (22) is plural, the number of the sprue bush (1) is plural, and the plurality of the fixing plates (22) are provided in one-to-one correspondence with the plurality of the sprue bush (1) so as to select one of the plurality of the fixing plates (22) according to the kind of the sprue bush (1) and mount the selected one on the base (21).

4. Cleaning device according to claim 1, characterized in that the fixing part (20) comprises a quick clamp for clamping a mounting boss of the sprue bush (1), the body of the sprue bush (1) protruding towards the clamping part (30) side.

5. The cleaning apparatus as claimed in claim 1, further comprising:

a guide (40), said guide (40) being arranged on said support frame (10), said guide (40) extending in the axial direction of said sprue bush (1);

a mounting bracket (50), the mounting bracket (50) being slidably connected to the guide (40); the clamping part (30) is arranged on the mounting frame (50);

the first driving part (60) is arranged on the supporting frame (10) and used for driving the mounting frame (50) to move.

6. The cleaning apparatus as claimed in claim 5, characterized in that the guide (40) comprises two parallel guide rails (41) arranged at a distance on the support frame (10); the first drive unit (60) includes:

the first motor (61), the first motor (61) is arranged on the supporting frame (10), and the first motor (61) is positioned below the mounting frame (50);

the lead screw (62) is arranged on the mounting frame (50) in a pivoting mode through a lead screw bracket (63), and the lead screw (62) is parallel to the guide rails (41) and located between the two guide rails (41);

the nut is sleeved on the lead screw (62) and connected with the mounting rack (50);

the driving belt wheel (64), the driving belt wheel (64) is sleeved on the output shaft of the first motor (61);

the driven belt wheel (65), the said driven belt wheel (65) is fitted over the said lead screw (62);

a synchronous belt (66), the synchronous belt (66) is sleeved on the driving belt wheel (64) and the driven belt wheel (65).

7. The cleaning apparatus according to claim 5, characterized in that the cleaning apparatus further comprises a second driving portion (70), the second driving portion (70) being provided on the mounting frame (50) for driving the clamping portion (30) in rotation.

8. The cleaning apparatus according to claim 7, wherein the second driving portion (70) includes:

a bearing seat (71), the bearing seat (71) being disposed on the mounting bracket (50);

the bearing (72), two said bearings (72) are installed on said bearing bracket (71); the rotating shaft of the clamping part (30) penetrates through two bearing holes of the two bearings (72);

a bearing pressing block (73), wherein the bearing pressing block (73) is connected with the bearing seat (71) and is used for installing the bearing (72) on the bearing seat (71);

the second motor (74) is mounted on the mounting frame (50) through the motor support (75), the motor support (75) and the bearing seat (71) are arranged at intervals along the axial direction of the sprue bush (1), and the motor support (75) is located on one side, far away from the fixing part (20), of the bearing seat (71);

and one end of the coupler (76) is connected with an output shaft of the second motor (74), and the other end of the coupler (76) is connected with a rotating shaft of the clamping part (30).

9. The cleaning apparatus according to claim 7, characterized in that the gripping part (30) is a three-jaw chuck, the gripping part (30) having a gripping state and a non-gripping state; the cleaning apparatus further comprises a third driving portion for driving the gripping portion (30) to switch between the gripping state and the non-gripping state.

10. The cleaning apparatus as claimed in claim 1, further comprising:

the first driving part (60) is arranged on the supporting frame (10) and used for driving the clamping part (30) to move;

the second driving part (70), the second driving part (70) is arranged on the supporting frame (10) and is used for driving the clamping part (30) to rotate;

the electric cabinet (80) is arranged on the support frame (10), and a first switch (81) corresponding to the first driving part (60) and a second switch (82) corresponding to the second driving part (70) are arranged on the electric cabinet (80); the electric cabinet (80) is also provided with a main switch (83) for controlling the cleaning equipment to start and stop and an emergency stop switch (84) for controlling the cleaning equipment to suspend; the electric cabinet (80) is further provided with a speed regulator (85), and the speed regulator (85) is electrically connected with the first driving part (60) and the second driving part (70) so as to regulate the moving speed of the clamping part (30) and the rotating speed of the clamping part (30).

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