CN110406998A - A kind of conical roller detector charging collator - Google Patents

A kind of conical roller detector charging collator Download PDF

Info

Publication number
CN110406998A
CN110406998A CN201910740754.3A CN201910740754A CN110406998A CN 110406998 A CN110406998 A CN 110406998A CN 201910740754 A CN201910740754 A CN 201910740754A CN 110406998 A CN110406998 A CN 110406998A
Authority
CN
China
Prior art keywords
conical roller
collator
feeds
flexible piece
rotating wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910740754.3A
Other languages
Chinese (zh)
Inventor
叶会卿
吴炳堃
邢玉超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LUOYANG RENCHENG BEARING ACCESSORIES CO Ltd
Original Assignee
LUOYANG RENCHENG BEARING ACCESSORIES CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LUOYANG RENCHENG BEARING ACCESSORIES CO Ltd filed Critical LUOYANG RENCHENG BEARING ACCESSORIES CO Ltd
Priority to CN201910740754.3A priority Critical patent/CN110406998A/en
Publication of CN110406998A publication Critical patent/CN110406998A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/22Devices influencing the relative position or the attitude of articles during transit by conveyors
    • B65G47/24Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/22Devices influencing the relative position or the attitude of articles during transit by conveyors
    • B65G47/26Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/04Spreading out the materials conveyed over the whole surface to be loaded; Trimming heaps of loose materials
    • B65G69/0458Spreading out the materials conveyed over the whole surface to be loaded; Trimming heaps of loose materials with rotating means, e.g. tables, arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Abstract

The present invention provides a kind of conical roller detector charging collator, is related to bearing machining equipment technical field, which includes a pair of conveyer belt for being used for transmission conical roller and drive rotation by rotating drive mechanism and its tail end can strike the flexible piece of conical roller;There is gap, gap is less than the most narrow end diameter of conical roller close to the width of one end of conical roller feed side between a pair of of conveyer belt;The direction that flexible piece strikes conical roller is opposite with the direction of transfer of conveyer belt;By strike conical roller, can make two layers it is material bed in upper layer conical roller struck to side, fall the conical roller on upper layer from the conical roller of lower layer, to avoid the formation of double layered cone roller;Since flexible piece can carry out same impact effect to the conical roller of process, when the conical roller of the same direction arrangement enter back into exit side can in sequence towards lower wobble, to ensure that the fluency of conical roller discharging.

Description

A kind of conical roller detector charging collator
Technical field
The present invention relates to bearing machining equipment technical field, specifically a kind of conical roller detector feeds collator.
Background technique
During existing bearing machining, need to come the arrangement of conical roller in order to cone by roller detector Shape roller is detected, and conical roller is worked as during this along after in the gap fallen on a pair of of conveyer belt under stock guide, taper Roller be easy to be stacked into top formed two layers it is material bed, then after the exit side of conical roller to conveyer belt, still can be deposited in it The top of its conical roller prevents this conical roller from discharge in order, causes card machine, the crash problem of following process.
Summary of the invention
The purpose of the present invention is to provide a kind of conical roller detectors to feed collator, it is intended to solve in the prior art Conical roller be easy to be stacked into top formed two layers it is material bed, then after the exit side of conical roller to conveyer belt, or understand heap Product prevents this conical roller from discharge in order on the top of other conical rollers, causes the card machine of following process, crashes Problem.
To achieve the above object, the present invention adopts the following technical scheme: the conical roller detector feeds collator Include:
A pair is used for transmission the conveyer belt of conical roller;
By rotating drive mechanism driving rotation and its tail end can strike the flexible piece of conical roller;
Wherein, there is gap, width of the gap close to one end of conical roller feed side is less than cone between a pair of of conveyer belt The most narrow end diameter of shape roller;
The direction of the flexible piece impact conical roller is opposite with the direction of transfer of conveyer belt.
The rotating drive mechanism include first motor, be connected to first motor output end shaft, coaxial with shaft The rotating wheel being fixedly connected.
The flexible piece uniformly distributed is fixedly connected on rotating wheel along the circumferencial direction of rotating wheel.
The flexible piece is removably attachable on rotating wheel.
Body is arranged on the rotating wheel, body is connected through a screw thread part and connect with rotating wheel, and the flexible piece is uniformly distributed On body.
The surface forming of the rotating wheel has protrusion, be arranged on rotating wheel annular sleeve and annular sleeve inner wall open up it is useful In being threaded with nut on the groove for being caught in protrusion, the shaft, the baffle for limiting to annular sleeve is connected on nut.
Width of the gap close to one end of conical roller exit side is greater than the most narrow end diameter of conical roller and is less than The most butt diameter of conical roller.
It further include the height adjustment mechanism for adjusting the height of rotating drive mechanism.
The height adjustment mechanism includes the second motor, the lead screw and threads of lead screw that connect with the output end of the second motor The lead screw base of connection slides and the guide sleeve that is fixedly connected with lead screw base with lead screw guide rod disposed in parallel, along guide rod, The lead screw base is connect by connecting plate with rotating drive mechanism.
The height adjustment mechanism includes the rack gear being fixedly connected with rotating drive mechanism, the tooth that connection is engaged with rack Wheel, the worm gear being fixedly and coaxially connected with gear, the handle for engaging the worm screw connecting with worm gear and being connected to worm screw one end.
The beneficial effects of the present invention are:
1, by impact conical roller, can make two layers it is material bed in upper layer conical roller struck to side, make upper layer Conical roller is fallen from the conical roller of lower layer, to avoid the formation of double layered cone roller;
2, since flexible piece can carry out same impact effect to the conical roller of process, the narrow end of conical roller can be made It is arranged with wide end towards the same direction, therefore the conical roller of same direction arrangement can be according to when entering back into exit side Sequence towards lower wobble, thus ensure that conical roller discharging fluency.
Detailed description of the invention
Fig. 1 is the main view of the specific embodiment of conical roller detector charging collator.
Fig. 2 is the top view of conveyer belt in Fig. 1.
Fig. 3 is the main view of the another specific embodiment of rotating drive mechanism in Fig. 1.
Fig. 4 is the right view of the specific embodiment of height adjustment mechanism in Fig. 1.
Fig. 5 is the right view of the another specific embodiment of height adjustment mechanism in Fig. 1.
Specific embodiment
A specific embodiment of the invention is further described with reference to the accompanying drawing.
As illustrated in fig. 1 and 2, a kind of conical roller detector feeds collator, including a pair is used for transmission conical roller Conveyer belt 2 and rotation is driven by rotating drive mechanism 4 and its tail end can strike the flexible piece 5 of conical roller, conveyer belt 2 can pacify In rack 1, optionally, flexible piece 5 is nylon rope, belt strip or the flexible glue bar etc. of strip, between a pair of of conveyer belt 2 With gap 21, width of the gap 21 close to one end of conical roller feed side (right side in Fig. 1) is less than conical roller Most narrow end diameter works as cone as shown in Figure 1, being arranged one for making the stock guide 3 of conical roller blanking in the corresponding position in gap 21 After shape roller falls on lower section under stock guide 3, then a part of the lower surface of conical roller snaps onto gap 21, and bores The end of shape roller can't completely drop to the state in this gap 21, due to the effect of conveyer belt 2, taper will be made to roll Son is moved along gap 21, and the direction that the flexible piece 5 strikes conical roller is opposite with the direction of transfer of conveyer belt 2.
As shown in Figure 1, in the prior art, after being fallen under stock guide 3 in the gap 21 on a pair of of conveyer belt 2, cone Shape roller is easy to be stacked into two layers of top formation material bed, the one end of gap 21 close to conical roller exit side (left side in Fig. 1) Width be greater than conical roller most narrow end diameter and be less than conical roller most butt diameter, when on conveyer belt 2 only have one layer Conical roller when, then, mostly can be natural when conical roller follows this conveyer belt 2 to be moved to exit side (left side of such as Fig. 1) Fall the narrow end of conical roller in gap 21, and the wide end of conical roller snaps into the top in gap 21, as is illustrated in the left side of fig. 1 Conical roller, enable conical roller lasting discharge in sequence, be convenient for subsequent processing, but when conical roller is passing Send be piled on band 2 two layers it is material bed after, then after conical roller is easy the exit side of conveyer belt 2, still can be deposited in other The top of conical roller prevents this conical roller from discharge in order, causes card machine, the crash problem of following process.
In the present invention particular, it is important that by the lasting impact conical roller of flexible piece 5 of setting, and flexible piece 5 The direction of conical roller and the direction of transfer of conveyer belt 2 are struck on the contrary, can play the role of being mainly following two points: 1, being passed through Strike conical roller, can make two layers it is material bed in upper layer conical roller struck to side, make the conical roller on upper layer from It is fallen on the conical roller of lower layer, to avoid the formation of double layered cone roller;2, during the falling process, it is located on gap 21 Conical roller can exist narrow end towards left side, wide end towards right side state and narrow end towards right side, wide end towards left side State, therefore when conical roller is sent to exit side, the narrow end of possible conical roller is clockwise to be rocked to lower part or inverse time Needle is rocked to lower part, then the narrow end of conical roller can be made mutually to collide, therefore the narrow end for being easy to influence conical roller has sequence Lower wobble, and in the present invention, since flexible piece 5 can carry out same impact effect to the conical roller of process, because This can be such that the narrow end of conical roller and wide end arranges towards the same direction, thus the same direction arrangement conical roller again into When entering to exit side can in sequence towards lower wobble, to ensure that the fluency of conical roller discharging.
Specifically, as shown in Figures 4 and 5, the rotating drive mechanism 4 includes first motor 41, is connected to first motor 41 The shaft 42 of output end, the rotating wheel 43 that is fixedly and coaxially connected with shaft 42, first motor 41 start after with rotating wheel 43 Rotation strikes conical roller so that flexible piece 5 is lasting to rotate with flexible piece 5.
It should be noted that rotating drive mechanism 4 can be existing diesel engine etc. to drive flexible piece 5 to rotate.
In order to enable striking to conical roller for the rule of flexible piece 5, in the present embodiment, 5 edge of flexible piece The circumferencial direction of rotating wheel 43 uniformly distributed be fixedly connected on rotating wheel 43.
Carrying out demolition and replacement to flexible piece 5 for convenience, in the present embodiment, the flexible piece 5 removably connects It connects on rotating wheel 43.
Optionally, as shown in Figure 1, being arranged with body 44 on the rotating wheel 43, body 44 be connected through a screw thread part 45 with Rotating wheel 43 connects, and the flexible piece 5 is evenly arranged on body 44, when needing to disassemble flexible piece 5, disassembles threaded connector 45.
Optionally, as shown in figure 3, the surface forming of the rotating wheel 43 has protrusion 46, annular is arranged on rotating wheel 43 Set 48 and the inner wall of annular sleeve 48 offer the groove for being caught in protrusion 46, are threaded with nut 47 in the shaft 42, The baffle 49 for limiting to annular sleeve 48 is connected on nut 47, when needing to disassemble flexible piece 5, by nut 47 from shaft It is spun off on 42, then baffle 49 follows nut 47 to spin off, and baffle 49 no longer limits annular sleeve 48 at this time.
The height of adjusting flexible piece 5 for convenience, to adjust flexible piece 5 to the impact position of conical roller, in this reality It applies in example, the invention also includes the height adjustment mechanisms 6 of the height for adjusting rotating drive mechanism 4.
Optionally, the lead screw that the height adjustment mechanism 6 includes the second motor 61, connect with the output end of the second motor 61 62, the lead screw base 63 that is threadedly coupled with lead screw 62, slid with the guide rod 65 disposed in parallel of lead screw 62, along guide rod 65 and with The guide sleeve 66 that lead screw base 63 is fixedly connected, the lead screw base 63 are fixedly connected by connecting plate 64 with first motor 41;Pass through External switch starts the second motor 61, so that lead screw 62 be made to rotate, lead screw base 63 is made to carry out upper and lower movement, passes through control the The steering of two motors 61 can control the direction of lead screw base 63 moved up and down, so that the height of first motor 41 is controlled, with this To adjust the height of flexible piece 5.
Optionally, the height adjustment mechanism 6 includes the rack gear 68 being fixedly connected with first motor 41, engages with rack gear 68 The gear 67 of connection, the worm screw 66 connecting is engaged with worm gear 69 and is connected to snail the worm gear 69 being fixedly and coaxially connected with gear 67 The handle 610 of 66 one end of bar;The rotational handle 610 of manpower then rotates worm screw 66, so that worm gear 69 be made to rotate, makes gear 67 Rotation, then can control the lifting of rack gear 68.
In the description of the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " are answered It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can be mechanical connect It connects, is also possible to be electrically connected;It can be directly connected, can also can be in two elements indirectly connected through an intermediary The connection in portion.For the ordinary skill in the art, the tool of above-mentioned term in the present invention can be understood with concrete condition Body meaning.

Claims (10)

1. a kind of conical roller detector feeds collator, characterized in that include:
A pair is used for transmission the conveyer belt (2) of conical roller;
By rotating drive mechanism (4) driving rotation and its tail end can strike the flexible piece (5) of conical roller;
Wherein, there are gap (21) between a pair of of conveyer belt (2), the gap (21) is close to one end of conical roller feed side Width is less than the most narrow end diameter of conical roller;
The direction of flexible piece (5) the impact conical roller is opposite with the direction of transfer of conveyer belt (2).
2. conical roller detector according to claim 1 feeds collator, characterized in that the rotating drive mechanism (4) include first motor (41), be connected to first motor (41) output end shaft (42), with shaft (42) is coaxial fixed connects The rotating wheel (43) connect.
3. conical roller detector according to claim 2 feeds collator, characterized in that flexible piece (5) edge The circumferencial direction of rotating wheel (43) uniformly distributed be fixedly connected on rotating wheel (43).
4. conical roller detector according to claim 2 feeds collator, characterized in that the flexible piece (5) can Disassembly is connected on rotating wheel (43).
5. conical roller detector according to claim 4 feeds collator, characterized in that on the rotating wheel (43) It is arranged with body (44), body (44) is connected through a screw thread part (45) and connect with rotating wheel (43), and the flexible piece (5) is evenly arranged on On body (44).
6. conical roller detector according to claim 4 feeds collator, characterized in that the rotating wheel (43) Surface forming has raised (46), is arranged with annular sleeve (48) on rotating wheel (43) and the inner wall of annular sleeve (48) is offered for card Enter the groove of raised (46), is threaded with nut (47) on the shaft (42), nut is connected on (47) for annular Cover the baffle (49) of (48) limit.
7. conical roller detector according to claim 1 feeds collator, characterized in that the gap (21) is close The width of one end of conical roller exit side is greater than the most narrow end diameter of conical roller and is less than the most butt diameter of conical roller.
8. conical roller detector according to claim 1-7 feeds collator, characterized in that further include using In the height adjustment mechanism (6) for the height for adjusting rotating drive mechanism (4).
9. conical roller detector according to claim 8 feeds collator, characterized in that the height adjustment mechanism (6) include the second motor (61), the lead screw (62) that is connect with the output end of the second motor (61), be threadedly coupled with lead screw (62) Lead screw base (63) slides with lead screw (62) guide rod disposed in parallel (65), along guide rod (65) and consolidates with lead screw base (63) Surely the guide sleeve (66) connected, the lead screw base (63) are connect by connecting plate (64) with rotating drive mechanism (4).
10. conical roller detector according to claim 8 feeds collator, characterized in that the height adjustment machine Structure (6) include the rack gear (68) being fixedly connected with rotating drive mechanism (4), engaged with rack gear (68) gear (67) connecting, with Worm gear (69) that gear (67) is fixedly and coaxially connected, the worm screw (66) that connection is engaged with worm gear (69) and it is connected to worm screw (66) one The handle (610) at end.
CN201910740754.3A 2019-08-12 2019-08-12 A kind of conical roller detector charging collator Pending CN110406998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910740754.3A CN110406998A (en) 2019-08-12 2019-08-12 A kind of conical roller detector charging collator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910740754.3A CN110406998A (en) 2019-08-12 2019-08-12 A kind of conical roller detector charging collator

Publications (1)

Publication Number Publication Date
CN110406998A true CN110406998A (en) 2019-11-05

Family

ID=68367073

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910740754.3A Pending CN110406998A (en) 2019-08-12 2019-08-12 A kind of conical roller detector charging collator

Country Status (1)

Country Link
CN (1) CN110406998A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113044599A (en) * 2019-12-26 2021-06-29 辽宁天亿机械有限公司 Automatic filling device
CN113716306A (en) * 2021-11-03 2021-11-30 溧阳常大技术转移中心有限公司 Directional arrangement device of conical part

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005330022A (en) * 2004-05-18 2005-12-02 Mitsubishi Materials Techno Corp Air alignment feeder
CN202875156U (en) * 2012-09-04 2013-04-17 大连职业技术学院 Wash basin with adjustable height
CN203033350U (en) * 2012-12-05 2013-07-03 宁波江宸自动化装备有限公司 Roller feeding mechanism of bearing assembling machine
CN205346193U (en) * 2016-01-26 2016-06-29 河北宝鑫轴承制造有限责任公司 Tapered roller reason material material feeding unit
CN206126217U (en) * 2016-08-31 2017-04-26 新昌县东霸提升机制造厂 Ring material lifting machine picks material mechanism
CN206447218U (en) * 2016-12-02 2017-08-29 江苏康斯特智能装备有限公司 Roller automatic charging machine with specific roller feeding mechanism
CN207187201U (en) * 2017-09-07 2018-04-06 深圳市晋荣建材有限公司 A kind of water plug of sedimentation basin
CN108655706A (en) * 2018-05-21 2018-10-16 安徽安元智能科技有限公司 The pressing method of bearing press mounting lifting gear
CN108840130A (en) * 2018-05-11 2018-11-20 上海峰晟机械设备有限公司 Reciprocating paper folder entry level adjusts device
CN208307523U (en) * 2018-04-03 2019-01-01 洛阳市人诚轴承配件有限责任公司 A kind of material arranging apparatus in taper roller feed device
CN210260163U (en) * 2019-08-12 2020-04-07 洛阳市人诚轴承配件有限责任公司 Sorting device for machining tapered rollers of bearings

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005330022A (en) * 2004-05-18 2005-12-02 Mitsubishi Materials Techno Corp Air alignment feeder
CN202875156U (en) * 2012-09-04 2013-04-17 大连职业技术学院 Wash basin with adjustable height
CN203033350U (en) * 2012-12-05 2013-07-03 宁波江宸自动化装备有限公司 Roller feeding mechanism of bearing assembling machine
CN205346193U (en) * 2016-01-26 2016-06-29 河北宝鑫轴承制造有限责任公司 Tapered roller reason material material feeding unit
CN206126217U (en) * 2016-08-31 2017-04-26 新昌县东霸提升机制造厂 Ring material lifting machine picks material mechanism
CN206447218U (en) * 2016-12-02 2017-08-29 江苏康斯特智能装备有限公司 Roller automatic charging machine with specific roller feeding mechanism
CN207187201U (en) * 2017-09-07 2018-04-06 深圳市晋荣建材有限公司 A kind of water plug of sedimentation basin
CN208307523U (en) * 2018-04-03 2019-01-01 洛阳市人诚轴承配件有限责任公司 A kind of material arranging apparatus in taper roller feed device
CN108840130A (en) * 2018-05-11 2018-11-20 上海峰晟机械设备有限公司 Reciprocating paper folder entry level adjusts device
CN108655706A (en) * 2018-05-21 2018-10-16 安徽安元智能科技有限公司 The pressing method of bearing press mounting lifting gear
CN210260163U (en) * 2019-08-12 2020-04-07 洛阳市人诚轴承配件有限责任公司 Sorting device for machining tapered rollers of bearings

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
成刚虎: "《印刷机械》", 30 April 2007, 印刷工业出版社, pages: 203 - 204 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113044599A (en) * 2019-12-26 2021-06-29 辽宁天亿机械有限公司 Automatic filling device
CN113716306A (en) * 2021-11-03 2021-11-30 溧阳常大技术转移中心有限公司 Directional arrangement device of conical part

Similar Documents

Publication Publication Date Title
CN110406998A (en) A kind of conical roller detector charging collator
CN108608187B (en) Isolator assembly machine
DE60025759T2 (en) METHOD AND DEVICE FOR CONTROLLING A SELF-COMPENSATING TERMINATION DEVICE TO REDUCE THE IMPOSITION OF MULTIPLE DEPOSITS
CN102389875B (en) Fruit grader
EP1902990A1 (en) Device for a preparatory machine for spinning
CN107336128A (en) A kind of grinder passes in and out bin
CN104440466B (en) A kind of full-automatic mill nailing machine
CN211255665U (en) Glass kiln capable of achieving uniform feeding
CN208627852U (en) A kind of prawn grader
CN207596698U (en) A kind of kiln throws drawing-in device
CN207578040U (en) The automatic charging device of metal bar refiner
CN206868591U (en) A kind of rice processing screening plant
DE2819292A1 (en) METHOD AND DEVICE FOR OPENING TEXTILE FIBER BALLS
CN209348731U (en) A kind of toothed roll crusher
CN201426361Y (en) Ration feeding device with function of removing hempthreads
CN210260163U (en) Sorting device for machining tapered rollers of bearings
CN216910518U (en) High-efficient breaker of cashmere hair group
CN116210776A (en) Efficient enzyme deactivating device convenient for tea leaf processing with uniform discharging
CN104972308B (en) Sheet metal belt pulley automatic assembly line
EP3380420B1 (en) Device and method for separating and/or testing containers
CN108891790A (en) Sub-material hopper
CN109744567B (en) Dynamically adjustable multi-layer frame fence threshing device
CN210975194U (en) Needle threading and pressing device for needle plate of cloth setting machine
CN208856535U (en) Anti-blocking vibration feeding funnel
CN112138867A (en) High-precision magnetic separator with automatic speed regulation function

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination