CN111890788B

CN111890788B - Full-automatic cloth silk screen printing device

Info

Publication number: CN111890788B
Application number: CN202010805759.2A
Authority: CN
Inventors: 胡新宇
Original assignee: Foshan Shunde Qifa Textile Co ltd
Current assignee: FOSHAN SHUNDE QIFA TEXTILE Co.,Ltd.
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-03-02
Anticipated expiration: 2040-08-12
Also published as: CN111890788A

Abstract

The invention discloses a full-automatic cloth silk-screen device, which comprises a base, wherein a machine body is fixedly arranged on the base, two sides of the machine body are fixedly connected with side plates with symmetrical front and back positions, a first rotating shaft is rotatably connected between the side plates, a rotating drum for winding cloth is fixedly connected onto the first rotating shaft, a supporting plate with symmetrical front and back positions is fixedly connected onto the upper surface of the machine body, a top plate is fixedly connected between the supporting plates, a second rotating shaft which is rotatably connected between opposite side walls of the supporting plates is arranged on the lower side of the top plate, and a cam is fixedly connected onto the second rotating shaft; the cloth is in the state of being straightened always when feeding, consequently the condition of cloth fold can not appear, and the brush board will be repeated many times brush the bottom in silk screen printing chamber simultaneously, and then the pattern can be more solid, and the quality of silk screen printing is better.

Description

Full-automatic cloth silk screen printing device

Technical Field

The invention relates to the technical field of dye correlation, in particular to a full-automatic cloth silk-screen printing device.

Background

The silk-screen printing is short for 'silk-screen printing', wherein the silk-screen printing is to transfer ink dye to a printing stock through meshes of an image-text part by extrusion of a scraper during printing to form the image-text same as an original manuscript;

most of the current silk-screen operations are automatically completed by mechanical equipment, but some current mechanical equipment may have some defects, for example, part of the operations are also completed manually, the automation degree is not high, the efficiency is low, the labor intensity is high, cloth wrinkles may occur in some equipment during silk-screen printing, defective products are generated, and meanwhile, the situation that patterns are true due to insufficient dye extrusion may also exist.

Disclosure of Invention

The invention aims to provide a full-automatic cloth silk-screen device which is used for overcoming the defects in the prior art.

The full-automatic cloth screen printing device comprises a base, wherein a machine body is fixedly arranged on the base, two sides of the machine body are fixedly connected with side plates with symmetrical front and back positions, a first rotating shaft is rotatably connected between the side plates, a rotating drum for winding cloth is fixedly connected onto the first rotating shaft, supporting plates with symmetrical front and back positions are fixedly connected onto the upper surface of the machine body, a top plate is fixedly connected between the supporting plates, a second rotating shaft rotatably connected between opposite side walls of the supporting plates is arranged on the lower side of the top plate, a cam is fixedly connected onto the second rotating shaft, spring cavities with symmetrical front and back positions are arranged in one side wall opposite to the supporting plates, a sliding plate is slidably connected between the spring cavities, and supporting springs with symmetrical front and back positions are fixedly connected between the lower surface of the sliding plate and the bottom wall of the spring cavities, the lower side of the sliding plate is fixedly connected with a connecting plate with symmetrical front and back positions, the lower side of the connecting plate is fixedly connected with a screen printing box, a screen printing cavity is arranged in the screen printing box, the bottom wall of the screen printing cavity is connected with a brush plate in a sliding manner, the right surface of the brush plate is fixedly connected with a toothed rod which penetrates through the right wall of the screen printing cavity and extends out of the screen printing box, a return spring is fixedly connected between the brush plate and the right wall of the screen printing cavity, the right side in the screen printing box is provided with a painting mechanism which is used for driving the toothed rod and the brush plate to move left and right, the upper left side of the brush plate is provided with a feeding mechanism which is fixedly arranged on the top plate and can automatically add dye, the interior of the machine body is provided with a power mechanism which is used for driving the first rotating shaft and the second rotating shaft to rotate, the right side of the supporting plate is provided with a fixing plate, the upper end of the fixed plate is fixedly connected with a drying plate.

On the basis of the technical scheme, the painting mechanism comprises a power cavity positioned on the right side of the silk screen printing cavity, a first motor is fixedly arranged on the rear wall of the power cavity, the front end of the first motor is in power connection with a third rotating shaft, a fourth rotating shaft capable of being connected with the third rotating shaft is arranged on the front side of the third rotating shaft, a fifth rotating shaft is rotatably connected on the front wall of the power cavity, an incomplete gear meshed with the toothed rod is fixedly connected on the fifth rotating shaft, a shaft cavity is arranged in the rear wall of the fifth rotating shaft, a square shaft fixedly connected with the fourth rotating shaft is slidably connected in the shaft cavity, a first spring is fixedly connected between the front end of the square shaft and the rear wall of the shaft cavity, a first bearing is fixedly connected on the fourth rotating shaft, a through cavity penetrates through the rear wall of the power cavity, and a wedge rod fixedly connected with the first bearing is slidably connected in the through cavity, the underside of the front surface of the supporting plate on the rear side is provided with a cavity into which the wedge rod can extend.

On the basis of the technical scheme, the feeding mechanism comprises a fixed rod fixedly arranged on the top plate, the lower end of the fixed rod is fixedly connected with a feeding block, a first cavity is arranged in the feeding block, two communicating cavities communicated with the first cavity are arranged in the upper surface and the lower surface of the feeding block, the upper side of the communicating cavity at the upper side is fixedly connected with a feeding pipe, the lower side of the communicating cavity at the lower side is fixedly connected with a discharging pipe, a sliding block is connected in the first cavity in a sliding manner, a second spring is fixedly connected between the sliding block and the left wall of the first cavity, a quantitative cavity for quantifying the added dye is arranged in the sliding block, two openings which can be communicated with the communicating cavity are respectively penetrated through the upper wall and the lower wall of the quantitative cavity, the right side of the sliding block is fixedly connected with a push rod which penetrates through the right wall of the first cavity and is connected with the feeding block in a sliding mode and is abutted to the left side of the brush plate.

On the basis of the technical scheme, the power mechanism comprises a gear cavity positioned in the supporting plate at the rear side, a first bevel gear fixedly connected to the second rotating shaft is arranged in the gear cavity, the lower side of the first bevel gear is in meshing connection with a second bevel gear, and the lower side of the second bevel gear is fixedly connected with a sixth rotating shaft penetrating through the bottom wall of the gear cavity and extending into the machine body;

a motor cavity is arranged in the machine body, a second motor is fixedly arranged on the left wall of the motor cavity, the right side of the second motor is in power connection with a first connecting shaft, a third bevel gear is fixedly connected onto the first connecting shaft, the upper side of the third bevel gear is in meshing connection with a fourth bevel gear fixedly connected onto a sixth rotating shaft, a second cavity is arranged in the side plate on the right rear side, a fifth bevel gear fixedly connected onto the first rotating shaft on the right side is arranged in the second cavity, the rear side of the fifth bevel gear is in meshing connection with a sixth bevel gear, the sixth bevel gear is in meshing connection with a seventh rotating shaft penetrating through the left wall of the second cavity and extending into the motor cavity, a third cavity is arranged in the left surface of the seventh rotating shaft, a spline shaft is connected into the third cavity in a sliding manner, and a third spring is fixedly connected between the right end of the spline shaft and the right wall of the third cavity, the left end fixedly connected with of integral key shaft can with the second of first connecting axle is even epaxial, the second even epaxial rotation be connected with sliding connection in bearing plate on the motor chamber, the first crowded pole of upside fixedly connected with of bearing plate, the left side butt of first crowded pole has run through the roof in motor chamber, stretch into the rear side spring chamber and fixed connection in the crowded pole of second of slide.

The invention has the beneficial effects that: the screen printing operation on the cloth is realized fully automatically, the screen printing efficiency is high, and the labor intensity is low; the cloth is in the state of being straightened always when feeding, consequently the condition of cloth fold can not appear, and the brush board will be repeated many times brush the bottom in silk screen printing chamber simultaneously, and then the pattern can be more solid, and the quality of silk screen printing is better.

Drawings

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

FIG. 1 is a schematic view of an overall structure of a full-automatic cloth screen printing device according to the present invention;

FIG. 2 is a schematic view of the present invention taken along the line A-A of FIG. 1;

FIG. 3 is a schematic view of the present invention taken along the line B-B of FIG. 1;

FIG. 4 is a schematic view of the present invention taken along the line C-C of FIG. 1;

FIG. 5 is an enlarged view of the invention at D in FIG. 1;

fig. 6 is an enlarged view of the invention at E in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-6, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1 to 6, a full-automatic cloth screen printing device according to an embodiment of the present invention includes a base 11, a machine body 10 is fixedly disposed on the base 11, side plates 12 with symmetrical front and back positions are fixedly connected to both sides of the machine body 10, a first rotating shaft 14 is rotatably connected between the side plates 12, a rotating drum 13 for winding cloth is fixedly connected to the first rotating shaft 14, support plates 72 with symmetrical front and back positions are fixedly connected to an upper surface of the machine body 10, a top plate 18 is fixedly connected between the support plates 72, a second rotating shaft 20 rotatably connected between opposite side walls of the support plates 72 is disposed at a lower side of the top plate 18, a cam 19 is fixedly connected to the second rotating shaft 20, spring cavities 73 with symmetrical front and back positions are disposed in an opposite side wall of the support plates 72, a sliding plate 21 is slidably connected between the spring cavities 73, and a sliding plate 21 with a bottom wall of the spring cavity 73 is fixedly connected between a lower surface of the Supporting spring 35, the downside fixedly connected with of slide 21 front and back position symmetry's connecting plate 23, the downside fixedly connected with of connecting plate 23 silk screen printing case 15, be equipped with silk screen printing chamber 16 in the silk screen printing case 15, sliding connection has brush board 17 on the diapire of silk screen printing chamber 16, fixedly connected with runs through on the right surface of brush board 17 the right wall in silk screen printing chamber 16 and stretches out the toothed bar 26 of silk screen printing case 15, fixedly connected with reply spring 74 between brush board 17 and the right wall in silk screen printing chamber 16, the right side of the inside of silk screen printing case 15 is equipped with and is used for driving toothed bar 26, brush board 17 and move the brush mechanism 801 that moves about, the upper left side of brush board 17 is equipped with the reinforced mechanism 802 that sets firmly can add the dyestuff on roof 18 automatically, the inside of organism 10 is equipped with and is used for driving first pivot 14 with second pivot 20 pivoted power unit 803, the right side of the supporting plate 72 is provided with a fixing plate 29 which is fixed on the upper surface of the machine body 10 and is symmetrical in the front-rear position, and the upper end of the fixing plate 29 is fixedly connected with a drying plate 28.

In addition, in one embodiment, the brushing mechanism 801 includes a power cavity 24 located on the right side of the screen printing cavity 16, a first motor 49 is fixedly disposed on the rear wall of the power cavity 24, a third rotating shaft 47 is dynamically connected to the front end of the first motor 49, a fourth rotating shaft 45 capable of being connected to the third rotating shaft 47 is disposed on the front side of the third rotating shaft 47, a fifth rotating shaft 44 is rotatably connected to the front wall of the power cavity 24, an incomplete gear 25 engaged with the toothed bar 26 is fixedly connected to the fifth rotating shaft 44, a shaft cavity 43 is disposed in the rear wall of the fifth rotating shaft 44, a square shaft 41 fixedly connected to the fourth rotating shaft 45 is slidably connected to the shaft cavity 43, a first spring 42 is fixedly connected between the front end of the square shaft 41 and the rear wall of the shaft cavity 43, a first bearing 46 is fixedly connected to the fourth rotating shaft 45, and a through cavity 39 penetrates through the rear wall of the power cavity 24, a wedge rod 40 fixedly connected to the first bearing 46 is slidably connected in the through cavity 39, and a concave cavity 27 into which the wedge rod 40 can extend is formed in the lower side of the front surface of the supporting plate 72 on the rear side.

In addition, in one embodiment, the feeding mechanism 802 includes a fixing rod 70 fixed on the top plate 18, a feeding block 63 is fixedly connected to a lower end of the fixing rod 70, a first cavity 64 is disposed inside the feeding block 63, two communicating cavities 62 communicated with the first cavity 64 are disposed in upper and lower surfaces of the feeding block 63, a feeding pipe 69 is fixedly connected to an upper side of the communicating cavity 62 at an upper side, a discharging pipe 61 is fixedly connected to a lower side of the communicating cavity 62 at a lower side, a sliding block 66 is slidably connected to the first cavity 64, a second spring 65 is fixedly connected between the sliding block 66 and a left wall of the first cavity 64, a dosing cavity 67 for dosing the added dye is disposed in the sliding block 66, two openings 68 capable of communicating with the communicating cavity 62 are respectively penetrated through upper and lower walls of the dosing cavity 67, and a right side of the sliding block 66 is fixedly connected to a right wall of the first cavity 64 and slidably connected to the feeding block 63 And a push rod 71 abutting against the left side of the brush plate 17.

In addition, in one embodiment, the power mechanism 803 includes a gear cavity 38 located inside the supporting plate 72 on the rear side, a first bevel gear 37 fixedly connected to the second rotating shaft 20 is disposed inside the gear cavity 38, a second bevel gear 36 is engaged and connected to a lower side of the first bevel gear 37, and a sixth rotating shaft 34 penetrating through a bottom wall of the gear cavity 38 and extending into the machine body 10 is fixedly connected to a lower side of the second bevel gear 36;

a motor cavity 30 is arranged in the machine body 10, a second motor 53 is fixedly arranged on the left wall of the motor cavity 30, the right side of the second motor 53 is in power connection with a first connecting shaft 54, a third bevel gear 32 is fixedly connected to the first connecting shaft 54, the upper side of the third bevel gear 32 is in meshing connection with a fourth bevel gear 33 fixedly connected to the sixth rotating shaft 34, a second cavity 52 is arranged in the side plate 12 on the right rear side, a fifth bevel gear 50 fixedly connected to the first rotating shaft 14 on the right side is arranged in the second cavity 52, the rear side of the fifth bevel gear 50 is in meshing connection with a sixth bevel gear 51, a seventh rotating shaft 59 penetrating through the left wall of the second cavity 52 and extending into the motor cavity 30 is in meshing connection with the sixth bevel gear 51, a third cavity 58 is arranged in the left surface of the seventh rotating shaft 59, and a spline shaft 56 is slidably connected in the third cavity 58, the right-hand member of integral key shaft 56 with fixedly connected with third spring 57 between the right wall of third cavity 58, the left end fixedly connected with of integral key shaft 56 can with the even axle 55 of second that first connecting shaft 54 is connected, the second is even to rotate on the axle 55 and is connected with sliding connection in bearing plate 31 on the motor chamber 30, the first crowded pole 60 of upside fixedly connected with of bearing plate 31, the left side butt of first crowded pole 60 has run through the roof of motor chamber 30, stretch into the rear side spring chamber 73 and fixed connection in slide 21's the crowded pole 22 of second.

In an initial state, the screen printing box 15 is located at the uppermost side, the brush plate 17 is located at the leftmost side, the slide block 66 is located at the leftmost side under the action of the push rod 71, the first connecting shaft 54 is connected with the second connecting shaft 55, the second extrusion rod 22 is located at the uppermost side, the third rotating shaft 47 is not connected with the fourth rotating shaft 45, the first spring 42 is compressed, and the wedge rod 40 tends to move backwards but is blocked by the supporting plate 72 at the rear side.

When the silk-screen printing work is needed, the second motor 53 is started, the first connecting shaft 54 rotates, the second connecting shaft 55 rotates, the spline shaft 56 rotates and drives the seventh rotating shaft 59 to rotate, the sixth bevel gear 51 rotates and drives the fifth bevel gear 50 to rotate, the first rotating shaft 14 on the right side rotates and drives the rotating drum 13 on the right side to rotate, and cloth is driven to be fed from the rotating drum 13 on the left side to the rotating drum 13 on the right side;

when the first connecting shaft 54 rotates, the third bevel gear 32 is driven to rotate, the fourth bevel gear 33 rotates, the sixth rotating shaft 34 rotates, the second bevel gear 36 rotates and drives the first bevel gear 37 to rotate, the second rotating shaft 20 rotates, the cam 19 downwards extrudes the sliding plate 21, the connecting plate 23 and the screen printing box 15 downwards move until the screen printing box 15 contacts with the cloth on the upper surface of the machine body 10, and the radius of the cam 19 is unchanged within 120 degrees of rotation of the cam 19, namely the screen printing box 15 keeps the position unchanged;

when the sliding plate 21 moves downwards, the second extrusion rod 22 is driven to move downwards, the first extrusion rod 60 moves rightwards and drives the bearing plate 31 to move rightwards, the second connecting shaft 55 is disconnected with the first connecting shaft 54, the rotary drum 13 does not rotate any more, and the cloth is not fed any more;

when the silk-screen box 15 moves downwards to the lowest end, the supporting plate 72 on the rear side does not block the wedge-shaped rod 40 any more, the wedge-shaped rod 40 extends into the concave cavity 27 under the elastic force of the first spring 42, meanwhile, the fourth rotating shaft 45 is connected with the third rotating shaft 47, then the fourth rotating shaft 45 rotates and drives the square shaft 41 to rotate, then the fifth rotating shaft 44 rotates and drives the incomplete gear 25 to rotate, and then the toothed rod 26 and the brush plate 17 do left-right reciprocating motion under the driving of the incomplete gear 25 and the elastic force of the return spring 74, so that the silk-screen operation on the cloth is realized;

when the brush plate 17 starts to move rightwards, the slide block 66 moves rightwards to the rightmost end under the elastic force of the second spring 65 until the opening 68 on the upper side is communicated with the communicating cavity 62 on the upper side, so that the dye in the feeding pipe 69 enters the quantitative cavity 67 through the opening 68 on the upper side and the communicating cavity 62 on the upper side, and when the brush plate 17 gradually moves leftwards to the leftmost end, the push rod 71 pushes the slide block 66 to the leftmost side, so that the opening 68 on the lower side is communicated with the communicating cavity 62 on the lower side, so that the dye in the quantitative cavity enters the discharging pipe 61 through the opening 68 on the lower side and the communicating cavity 62 on the lower side and finally enters the silk screen printing cavity 16 to supplement the dye, and the effect of quantitatively and automatically supplementing the dye is realized;

when the cam 19 continues to rotate and the screen printing box 15 starts to move upwards, the first connecting shaft 54 and the second connecting shaft 55 are connected again under the elastic force of the third spring 57 and realize the cloth feeding again, and simultaneously the wedge rod 40 is pushed by the front side surface of the supporting plate 72 at the rear side to move forwards again, so that the third rotating shaft 47 and the fourth rotating shaft 45 are disconnected again and the movement of the brush plate 17 is stopped;

the silkscreened cloth will pass under the drying plate 28 and be dried, and finally be wound on the right drum 13.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a full-automatic cloth silk screen printing device, includes the base, its characterized in that: the machine body is fixedly arranged on the base, two sides of the machine body are fixedly connected with side plates with symmetrical front and back positions, a first rotating shaft is rotatably connected between the side plates, a rotating drum for winding cloth is fixedly connected onto the first rotating shaft, supporting plates with symmetrical front and back positions are fixedly connected onto the upper surface of the machine body, a top plate is fixedly connected between the supporting plates, a second rotating shaft rotatably connected between opposite side walls of the supporting plates is arranged on the lower side of the top plate, a cam is fixedly connected onto the second rotating shaft, spring cavities with symmetrical front and back positions are arranged in one side wall opposite to the supporting plates, a sliding plate is slidably connected between the spring cavities, supporting springs with symmetrical front and back positions are fixedly connected between the lower surface of the sliding plate and the bottom wall of the spring cavity, and connecting plates with symmetrical front and back positions are fixedly connected, a silk-screen box is fixedly connected with the lower side of the connecting plate, a silk-screen cavity is arranged in the silk-screen box, a brush plate is connected on the bottom wall of the screen printing cavity in a sliding way, a toothed rod which penetrates through the right wall of the screen printing cavity and extends out of the screen printing box is fixedly connected on the right surface of the brush plate, a return spring is fixedly connected between the brush plate and the right wall of the screen printing cavity, a painting mechanism for driving the toothed rod and the brush plate to move left and right is arranged on the right side in the screen printing box, the left upper side of the brush plate is provided with a feeding mechanism which is fixedly arranged on the top plate and can automatically add dye, a power mechanism for driving the first rotating shaft and the second rotating shaft to rotate is arranged in the machine body, the right side of the supporting plate is provided with a fixed plate which is fixedly arranged on the upper surface of the machine body and is symmetrical in the front-back position, and the upper end of the fixed plate is fixedly connected with a drying plate; the painting mechanism comprises a power cavity positioned on the right side of the silk screen printing cavity, a first motor is fixedly arranged on the rear wall of the power cavity, the front end of the first motor is in power connection with a third rotating shaft, the front side of the third rotating shaft is provided with a fourth rotating shaft which can be connected with the third rotating shaft, the front wall of the power cavity is in rotating connection with a fifth rotating shaft, the fifth rotating shaft is fixedly connected with an incomplete gear which is in meshed connection with the toothed rod, the rear wall of the fifth rotating shaft is internally provided with a shaft cavity, the shaft cavity is in sliding connection with a square shaft which is fixedly connected with the fourth rotating shaft, a first spring is fixedly connected between the front end of the square shaft and the rear wall of the shaft cavity, the fourth rotating shaft is fixedly connected with a first bearing, a through cavity penetrates through the rear wall of the power cavity, and a wedge rod fixedly connected with the first bearing is in sliding connection with the through cavity, a concave cavity which can be inserted by the wedge rod is formed in the lower side of the front surface of the supporting plate on the rear side; the feeding mechanism comprises a fixed rod fixedly arranged on the top plate, the lower end of the fixed rod is fixedly connected with a feeding block, a first cavity is arranged inside the feeding block, two communicating cavities communicated with the first cavity are arranged in the upper surface and the lower surface of the feeding block, a feeding pipe is fixedly connected to the upper side of the communicating cavity at the upper side, a discharging pipe is fixedly connected to the lower side of the communicating cavity at the lower side, a sliding block is connected in the first cavity in a sliding manner, a second spring is fixedly connected between the sliding block and the left wall of the first cavity, a quantitative cavity for quantifying the added dye is arranged in the sliding block, two openings which can be communicated with the communicating cavity are respectively penetrated through the upper wall and the lower wall of the quantitative cavity, the right side of the sliding block is fixedly connected with a push rod which penetrates through the right wall of the first cavity and is connected with the feeding block in a sliding manner and abutted against the left side of the brush plate; the power mechanism comprises a gear cavity positioned in the supporting plate at the rear side, a first bevel gear fixedly connected to the second rotating shaft is arranged in the gear cavity, a second bevel gear is connected to the lower side of the first bevel gear in a meshed mode, and a sixth rotating shaft penetrating through the bottom wall of the gear cavity and extending into the machine body is fixedly connected to the lower side of the second bevel gear; a motor cavity is arranged in the machine body, a second motor is fixedly arranged on the left wall of the motor cavity, the right side of the second motor is in power connection with a first connecting shaft, a third bevel gear is fixedly connected onto the first connecting shaft, the upper side of the third bevel gear is in meshing connection with a fourth bevel gear fixedly connected onto a sixth rotating shaft, a second cavity is arranged in the side plate on the right rear side, a fifth bevel gear fixedly connected onto the first rotating shaft on the right side is arranged in the second cavity, the rear side of the fifth bevel gear is in meshing connection with a sixth bevel gear, the sixth bevel gear is in meshing connection with a seventh rotating shaft penetrating through the left wall of the second cavity and extending into the motor cavity, a third cavity is arranged in the left surface of the seventh rotating shaft, a spline shaft is connected into the third cavity in a sliding manner, and a third spring is fixedly connected between the right end of the spline shaft and the right wall of the third cavity, the left end fixedly connected with of integral key shaft can with the second of first connecting axle is even epaxial, the second even epaxial rotation be connected with sliding connection in bearing plate on the motor chamber, the first crowded pole of upside fixedly connected with of bearing plate, the left side butt of first crowded pole has run through the roof in motor chamber, stretch into the rear side spring chamber and fixed connection in the crowded pole of second of slide.