CN101837597A - Heavy labor-saving hole-punching machine - Google Patents
Heavy labor-saving hole-punching machine Download PDFInfo
- Publication number
- CN101837597A CN101837597A CN200910129415A CN200910129415A CN101837597A CN 101837597 A CN101837597 A CN 101837597A CN 200910129415 A CN200910129415 A CN 200910129415A CN 200910129415 A CN200910129415 A CN 200910129415A CN 101837597 A CN101837597 A CN 101837597A
- Authority
- CN
- China
- Prior art keywords
- moving part
- support body
- hole
- connecting rod
- punching machine
- 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
Links
Images
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention provides a heavy labor-saving hole-punching machine, which comprises a base, a frame body, a linking mechanism, a pressing handle and at least one linking rod component, wherein the linking mechanism is provided with a linking piece; the linking piece is arranged in the frame body in a sliding way; the linking piece is provided with at least one linking groove; one end of the pressing handle and the frame body are coaxially pivoted on the first end of the base; the pressing handle is linked with the linking piece to slide; the linking rod component comprises a first linking rod and a second linking rod; the first linking rod as well as the second linking rod has a first end and a second end; the first ends of the two linking rods are coaxially pivoted in the linking groove, and the second ends of the two linking rods form a first connecting point and a second connecting point respectively; and the first connecting point is connected with the hole-punching device and the second connecting point is arranged on one end, opposite to the linking piece, of the hole-punching machine.
Description
Technical field
The present invention relates to a kind of puncher, refer to that especially a kind of structure of utilizing link assembly reaches the heavy duty punch of labor-saving effect.
Background technology
With reference to annex, be CN200970799Y number " Improvement type labor-saving hole-punching machine " patent case of People's Republic of China's license notification number, its improvement is to be provided with connecting rod between base and loam cake, utilizes the connecting rod interlock to reach the labour-saving effect.But the initial design of this diplopore puncher is at the diplopore punching, and is used in the less situation of punching paper amount.Be not a suitable design for three holes or porous, and existing puncher is subject to external form, causes the labour-saving degree also limited, and can't be called one and reach the labour-saving puncher really.
Because existing puncher is to punch at a small amount of paper, distance between the base of puncher and the base of connecting rod is less and fixing, can't produce enough punching strength, and its punch position also all is to carry out together simultaneously, under the situation that will carry out the porous punching, can run into some setbacks,, urgently await the necessity that improves for the problems referred to above.
Because the disappearance of above-mentioned existing structure, the inventor invents out a kind of heavy labor-saving hole-punching machine, and it is all shortcomings that can overcome above-mentioned existing structure.
Summary of the invention
The technical problem that institute of the present invention desire solves is to provide a kind of heavy labor-saving hole-punching machine at the above-mentioned disappearance of prior art existence.
The main purpose of heavy labor-saving hole-punching machine of the present invention is, the described moving part of described gear drive, and described moving part promotes described link assembly, and utilizes described link assembly to form a labour-saving toggle mechanism.
The secondary objective of heavy labor-saving hole-punching machine of the present invention is, utilizes the idle stroke of described second linked slot and described the 3rd linked slot, and described moving part carries out the syllogic drilling operation at different time point pushing and pressing link assemblies, to reach the labour-saving effect.
For achieving the above object, the technical solution used in the present invention is:
A kind of heavy labor-saving hole-punching machine is characterized in that, includes:
One pedestal, its two ends form one first locating slot and one second locating slot respectively, have an accommodation space between the two ends, and described accommodation space is installed with at least one perforating device;
One support body, it has first end and second end, and two ends are located at described first locating slot and described second locating slot respectively;
One interlinked mechanism, it has a moving part, and described moving part is slidingly installed on the described support body, and described moving part is provided with at least one linked slot;
One pressure handle, one end and described support body be coaxial to be hubbed on described pedestal first end, and the described moving part of described pressure handle interlock produces slippage; And
At least one link assembly, described link assembly includes a first connecting rod and a second connecting rod, two connecting rods respectively have first end and second end, two connecting rods, first end is coaxial to be hubbed in the described linked slot, two connecting rods, second end forms one first contact and one second contact respectively, described first contact connects described perforating device, and described second contact is located at the end of described moving part in contrast to described perforating device.
Compared with prior art, the beneficial effect that has of the present invention is:
1. heavy labor-saving hole-punching machine of the present invention, the described moving part of wherein said gear drive, described moving part promotes described link assembly, and utilizes described link assembly to form a labour-saving toggle mechanism.
2. heavy labor-saving hole-punching machine of the present invention utilizes the idle stroke of described second linked slot and described the 3rd linked slot, makes described moving part carry out the syllogic drilling operation at different time point pushing and pressing link assemblies, to reach the labour-saving effect.
Description of drawings
Fig. 1 is the stereo appearance figure of heavy labor-saving hole-punching machine of the present invention;
Fig. 2 is the three-dimensional exploded view of heavy labor-saving hole-punching machine of the present invention;
Fig. 3 is the partial exploded view of heavy labor-saving hole-punching machine of the present invention;
Fig. 4 is the partial exploded view of heavy labor-saving hole-punching machine of the present invention;
Fig. 5 is the generalized section of heavy labor-saving hole-punching machine of the present invention;
Fig. 6 is the movement state diagram of heavy labor-saving hole-punching machine of the present invention, second linked slot pushing and pressing link assembly of expression moving part;
Fig. 7 is the continuity of Fig. 6 of the present invention, the 3rd linked slot pushing and pressing link assembly of expression moving part;
Fig. 8 is the continuity of Fig. 7 of the present invention, and the expression puncher is finished drilling operation;
Fig. 9 is the stereo appearance figure at another visual angle of heavy labor-saving hole-punching machine of the present invention.
Description of reference numerals: 10 pedestals; 11 bases; 111 accommodation spaces; 12 Connection Blocks; 121 first locating slots; 122 axis holes; 123 paper-puting slots; 124 spiral shell spares; 13 positioning seats; 131 second locating slots; 132 paper-puting slots; 20 support bodys; 201 first ends; 202 second ends; 21 plates; 211 joint portions; 212 conjunctions; 22 pivot holes; 23 spacing holes; 24 first pulleys; 25 second pulleys; 26 first guide grooves; 27 second guide grooves; 28 embedding holes; 30 interlinked mechanisms; 31 gears; 311 pivot holes; 312 interlock holes; 313 tooth portions; 32 moving parts; 321 first ends; 322 second ends; 323 tooth rows; 324 first linked slots; 325 second linked slots; 326 the 3rd linked slots; 327 the 4th linked slots; 328 tanks; 33 first elastic parts; 34 second elastic parts; 40 pressure handles; 41 pivot holes; 42 interlock holes; 421 conjunctions; 43 elastic components; 44 press sections; 50 first connecting rod assemblies; 51 first connecting rods; 511 first ends; 512 second ends; 513 axostylus axostyles; 514 pinch rollers; 515 external members; 52 second connecting rods; 521 first ends; 522 second ends; 53 connectors; 531 sliding sleeves; 50a second connecting rod assembly; 50b third connecting rod assembly; P1 first contact; P2 second contact; 60 perforating devices; 61 punching pieces; 63 punching stakes; 64 connectors; 70 pivots; 71 first sections; 72 second sections; The α angle; P thrust; The F active force; D2 second idle stroke; D3 the 3rd idle stroke.
The specific embodiment
Relevant the technology used in the present invention, means and effect thereof, lift a preferred embodiment now and cooperate graphic detailed description as after, this only for the usefulness of explanation, is not subjected to the restriction of this kind structure in patent application.
With reference to Fig. 1 and Fig. 2, be the stereo appearance figure and the three-dimensional exploded view of heavy labor-saving hole-punching machine of the present invention, the present invention includes a pedestal 10, a support body 20, an interlinked mechanism 30, a pressure handle 40, three link assemblies 50,50a, 50b.
Described pedestal 10 includes a base 11, a connecting seat 12 and a positioning seat 13, described Connection Block 12 and described positioning seat 13 are located at the two ends of described base 11 respectively, and formation one accommodation space 111 to lower recess between described base 11 two ends, described accommodation space 111 can be established for 60 groups for three perforating devices are set, described Connection Block 12 forms one first locating slot 121 for the ear shape, and described Connection Block 12 is provided with a pair of axis hole 122, and described positioning seat 13 is established one second locating slot 131.Described Connection Block 12 and described positioning seat 13 respectively are provided with a paper-puting slot 123,132.And screw lock is incorporated into described base 11 to described Connection Block 12 by means of number spiral shell spare 124, and positioning seat 13 same screw locks are incorporated into described base 11
Simultaneously with reference to Fig. 3, described support body 20 is formed by 21 windings of two plates, and two plates 21 respectively are provided with the joint portions 211 that number matches, and relies on number conjunctions 212 to wear two plates 21 can be incorporated into together in winding, and 21 of two plates have between the fixed width every.Described support body 20 has first end 201 and second end 202, and first locating slot 121 and second locating slot 131 of establishing and be limited in described pedestal 10 organized at two ends 201,202 respectively.
Described support body 20 first ends 201 have the spacing hole 23 of a pivot hole 22 and an arc, described pivot hole 22 contiguous described pedestals 10, and two plates 21 all have described pivot hole 22 and described spacing hole 23.Described support body 20 first ends 201 also are provided with one first pulley 24, and described first pulley 24 is positioned at the side of described spacing hole 23 in contrast to described pivot hole 22, and described first pulley 24 is positioned on the same upright position with described pivot hole 22.Described support body 20 second ends 202 are provided with two second pulleys 25, two second pulleys 25 are positioned on the same upright position, described support body 20 is provided with one first guide groove 26 and one second guide groove 27 on the horizontal level of 25 on two second pulleys, first guide groove, 26 contiguous described support body 20 first ends 201, second guide groove, 27 contiguous described support body 20 second ends 202, have an embedding hole 28 between described first guide groove 26 and second guide groove 27, described embedding hole 28 is T-shaped.
Simultaneously with reference to Fig. 4 and Fig. 5, described interlinked mechanism 30 includes a gear 31 and a moving part 32, described gear 31 has a pivot hole 311 and two interlock holes 312 and a tooth portion 313, two interlock holes 312 between described pivot hole 311 and described tooth portion 313.The pivot hole 311 of described gear 31 and described support body 20 relies on a pivot 70 to stretch through to be hubbed on described Connection Block 12 with coaxial, wherein said pivot 70 has one first section 71 and one second section 72, described second section 72 caliber is less than described first section 71 caliber, described first section 71 stretch through described support body 20 and described gear 31.Two interlock holes 312 are corresponding to the spacing hole 23 of described support body 20.
Described moving part 32 has first end 321 and second end 322, described moving part 32 first ends 321 are located between described first pulley 24 and the described gear 31, second end 322 is located between two second pulleys 25, described first pulley 24 is slidingly installed in described moving part 32 tops, described moving part 32 bottoms are provided with a tooth row 323, described tooth row 323 meshes with the tooth portion 313 of described gear 31, make described gear 31 and moving part 32 produce drive connection, described gear 31 can produce the horizontal direction slippage by the described moving part 32 of interlock.The tooth portion 313 of wherein said gear 31 uses 14.5 pressure angles of spending with the tooth row of described moving part 32 323, and it is less making the component of 32 losses of gear 31 transmission moving parts.
Described moving part 32 is provided with one first linked slot 324, second linked slot 325 and one the 3rd linked slot 326 in regular turn by first end, 321 to second ends 322, described first linked slot 324 is with respect to first guide groove 26 of described support body 20, described second, third moving part 325,326 also is provided with one the 4th linked slot 327 with respect to second guide groove 27 of described support body 20 between described second linked slot 325 and described the 3rd linked slot 326.Be provided with a tank 328 between described first linked slot 324 and described second linked slot 325, described tank 328 is with respect to the embedding hole 28 of described support body 20.
Described pressure handle 40 1 ends are provided with a pivot hole 41 and two interlock holes 42, described pivot hole 41 is with respect to the pivot hole 22 of described support body 20 and the pivot hole 311 of described gear 31, and 70 second section 72 pivot hole 41 that is arranged in described pressure handle 40 of described pivot, described pivot also wears an elastic component 43 for 70 second section 72, and described elastic component 43 elasticity push against described pressure handle 40 in the position of start not.Two interlock holes 42 are with respect to the interlock hole 312 of described gear 31, two interlock holes 42 of described pressure handle 40 rely on conjunction 421 to wear with two interlock holes 312 of described gear 31 described pressure handle 40 and described gear 31 are incorporated into, and be limited in the spacing hole 23 of described support body 20, described pressure handle 40 has a press section 44 in contrast to an end in described pivot hole 41.
Described first connecting rod assembly 50 includes a first connecting rod 51 and second connecting rod 52, two connecting rods 51,52 respectively have first end 511,521 and second end, 512,522, two connecting rods, 51,52 first ends, 511,521 coaxial a connection piece 53 that are hubbed on.Described first connecting rod assembly 50 is slidingly installed in first linked slot 324 of described moving part 32, and described connector 53 is limited in first guide groove 26 of described support body 20, and connector 53 is equipped with a sliding sleeve 531, with start smoothly.Two connecting rods 51,52 second ends 512,522 respectively form one the first contact P1 and the second contact P2, the described first contact P1 connects described perforating device 60, the described first contact P1 has an axostylus axostyle 513, one pinch roller 514 and two external members 515, described axostylus axostyle 513 is arranged in described first connecting rod 51 first ends 511 and connects described perforating device 60, described pinch roller 514 and two external members, 515 sheathed described axostylus axostyles 513, pinch roller 514 is located between two external members 515, the described second contact P2 is hubbed on the described support body 20, and the described second contact P2 is positioned at the end of described moving part 32 in contrast to described perforating device 60, the described again first contact P1, the second contact P2 and described perforating device 60 are positioned on the same upright position.
The structure of described second connecting rod assembly 50a and described third connecting rod assembly 50b is identical with first connecting rod assembly 50, described second connecting rod assembly 50a is slidingly installed in described second linked slot 325, described third connecting rod assembly 50b is slidingly installed in described the 3rd linked slot 326, and described second connecting rod assembly 50a and described third connecting rod assembly 50b are limited in second guide groove 27 of described support body 20.
Described perforating device 60 has a punching piece 61, a punching stake 63 and an a connection piece 64, described punching piece 61 is located at the accommodation space 111 of described pedestal 10, described punching stake 63 wears described connector 64 and described punching piece 61 and block in regular turn at described connector 64, the axostylus axostyle 513 of the described first connecting rod 51 of described connector 64 coaxial pivot joints.
With reference to Fig. 6 to Fig. 8, press down described pressure handle 40 rotations and can drive described gear 31 rotations, make the described moving part 32 of described gear 31 transmissions produce horizontal sliding, with described first connecting rod assembly 50 is example, the connector 53 of the described first connecting rod assembly 50 of described moving part 32 first linked slots, 324 pushing and pressing, allow first connecting rod 51 and second connecting rod 52 produce interlock, carry out drilling operation so that described link assembly 50 presses down, and second, third linked slot 325,326 pushes against second, third link assembly 50a, 50b respectively.Wherein said first connecting rod 51 is identical with the length of described second connecting rod 52, and the online and first connecting rod 51 of the first contact P1 and the second contact P2 has an angle α, pressure handle 40 presses down interlock moving part 32 and produces a thrust P, thrust P promotes the directed force F that link assembly 50 generations one press down perforating device 60, rely on described link assembly 50 to form a labour-saving toggle mechanism, and the pass of directed force F and thrust P is F=P/2tan (α), so when angle α more and more hour, the pressure F that produces will be increasing, and then reach the labour-saving effect.
The width of described first linked slot 324 is less than the width of described second linked slot 325, the width of described second linked slot 325 is less than the width of described the 3rd linked slot 326, the width of described first linked slot 324 holds described connector 53 just, the second and the 3rd linked slot 325,326 with described connector 53 form one second idle stroke D2 and one the 3rd idle stroke D3 (as shown in Figure 5) respectively, the distance of the described second idle stroke D2 is less than the distance of described the 3rd idle stroke D3, and then make described moving part 32 push against three link assemblies 50 at different time points, 50a, 50b carries out the syllogic drilling operation, the strength of avoiding three perforating devices 60 to punch simultaneously and need be bigger, and then reach the labour-saving effect.
With reference to Fig. 5 and Fig. 9,20 of described moving part 32 and described support bodys are provided with one first elastic parts 33 and one second elastic parts 34, described first elastic parts 33 is the compression spring, described second elastic parts 34 is an extension spring, described first elastic parts 33 is located in the tank 328 of described moving part 32,34 outsides that are located at described support body 20 of described second elastic parts, add elastic component 43, two elastic parts 33 of pressure handle 40,34 and elastic component 43 elasticity push against the position that described moving part 32 and pressure handle 40 are returned to not start.
Can summarize the present invention with regard to the above and have following advantage:
1. heavy labor-saving hole-punching machine of the present invention, the described moving part of wherein said gear drive, described moving part promote described connecting rod assembly, and utilize described connecting rod assembly to form a labour-saving toggle mechanism.
2. heavy labor-saving hole-punching machine of the present invention utilizes the idle stroke of described second linked slot and described the 3rd linked slot, makes described moving part carry out the syllogic drilling operation at different time point pushing and pressing connecting rod assemblies, to reach the labour-saving effect.
Above explanation illustrating property just for the purpose of the present invention; and nonrestrictive, those of ordinary skills understand, in the situation that does not break away from the spirit and scope that claim limits; can make many modifications, variation or equivalence, but all will fall within protection scope of the present invention.
Claims (10)
1. a heavy labor-saving hole-punching machine is characterized in that, includes:
One pedestal, its two ends form one first locating slot and one second locating slot respectively, have an accommodation space between the two ends, and described accommodation space is installed with at least one perforating device;
One support body, it has first end and second end, and two ends are located at described first locating slot and described second locating slot respectively;
One interlinked mechanism, it has a moving part, and described moving part is slidingly installed on the described support body, and described moving part is provided with at least one linked slot;
One pressure handle, one end and described support body be coaxial to be hubbed on described pedestal first end, and the described moving part of described pressure handle interlock produces slippage; And
At least one link assembly, described link assembly includes a first connecting rod and a second connecting rod, two connecting rods respectively have first end and second end, two connecting rods, first end is coaxial to be hubbed in the described linked slot, two connecting rods, second end forms one first contact and one second contact respectively, described first contact connects described perforating device, and described second contact is located at the end of described moving part in contrast to described perforating device.
2. heavy labor-saving hole-punching machine according to claim 1, it is characterized in that: described interlinked mechanism also includes a gear, described gear is coaxial being hubbed on the pressure handle, described gear has a tooth portion, described moving part has first end and second end, described moving part first end is provided with a tooth row, and described tooth portion is engaged in described tooth row, so that described gear and described moving part produce drive connection.
3. heavy labor-saving hole-punching machine according to claim 2, it is characterized in that: described support body first end has a pivot hole and a spacing hole, and described pressure handle and described gear respectively have a pivot hole and two interlock holes, described pivot hole stretches through by means of a pivot and is hubbed on described pedestal first end, the interlock hole of described pressure handle and described gear wears by means of a conjunction and is incorporated into together, and be limited in the spacing hole of described support body, described support body first end is provided with one first pulley, described support body second end is provided with two second pulleys, described moving part first end is located between described gear and described first pulley, and described moving part second end is located between two second pulleys.
4. heavy labor-saving hole-punching machine according to claim 1, it is characterized in that: comprise three link assemblies, described moving part is provided with three linked slots, and three link assemblies are slidingly installed in respectively in three linked slots, and three link assemblies connect a perforating device respectively.
5. heavy labor-saving hole-punching machine according to claim 4, it is characterized in that: the width of described first linked slot holds described connector just, form one second idle stroke between the connector of described second linked slot and described second connecting rod assembly, form one the 3rd idle stroke between the connector of described the 3rd linked slot and described third connecting rod assembly, the distance of described second idle stroke is less than the distance of described the 3rd idle stroke, the width of described first linked slot is less than the width of described second linked slot, and the width of described second linked slot is less than the width of described the 3rd linked slot.
6. heavy labor-saving hole-punching machine according to claim 4, it is characterized in that: described support body is provided with one first guide groove and one second guide groove with respect to the horizontal level of three linked slots, described first linked slot is with respect to described first guide groove, described second, second linked slot is with respect to described second guide groove, the connector of described first connecting rod assembly is slidingly installed in described first guide groove, described second and the connector of third connecting rod assembly be slidingly installed in described second guide groove, described moving part level is slidingly installed in described support body.
7. according to each described heavy labor-saving hole-punching machine in the claim 1 to 6, it is characterized in that: described first contact, second contact and described perforating device are positioned on the same upright position, and the length of described first connecting rod equals the length of described second connecting rod.
8. heavy labor-saving hole-punching machine according to claim 1, it is characterized in that: be provided with one first elastic parts and one second elastic parts between described moving part and described support body, described moving part is provided with a tank, described first elastic parts is located in the tank of described moving part, described second elastic parts then is located at the outside of described support body, the described first elastic parts two ends are against described tank and described support body respectively, and the described second elastic parts two ends connect described support body and described moving part respectively.
9. heavy labor-saving hole-punching machine according to claim 1, it is characterized in that: described perforating device has a punching piece, a punching stake and an a connection piece, described punching piece is located at the accommodation space of described pedestal, described punching stake wears described connector and described punching piece and block in regular turn at described connector, first contact of the described first connecting rod of the coaxial pivot joint of described connector.
10. heavy labor-saving hole-punching machine according to claim 9, it is characterized in that: described first contact has an axostylus axostyle and a pinch roller, described axostylus axostyle is arranged in described first connecting rod first end and connects described perforating device, the sheathed described axostylus axostyle of described pinch roller, described axostylus axostyle is arranged in described connector, and described pinch roller can compress described punching stake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910129415A CN101837597A (en) | 2009-03-18 | 2009-03-18 | Heavy labor-saving hole-punching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910129415A CN101837597A (en) | 2009-03-18 | 2009-03-18 | Heavy labor-saving hole-punching machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101837597A true CN101837597A (en) | 2010-09-22 |
Family
ID=42741381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910129415A Pending CN101837597A (en) | 2009-03-18 | 2009-03-18 | Heavy labor-saving hole-punching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101837597A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423395A (en) * | 2012-05-17 | 2013-12-04 | 上海名优办公设备有限公司 | Transmission mechanism of perforating machine |
| CN104608189A (en) * | 2015-03-02 | 2015-05-13 | 胡和萍 | Powerful perforating machine |
-
2009
- 2009-03-18 CN CN200910129415A patent/CN101837597A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423395A (en) * | 2012-05-17 | 2013-12-04 | 上海名优办公设备有限公司 | Transmission mechanism of perforating machine |
| CN104608189A (en) * | 2015-03-02 | 2015-05-13 | 胡和萍 | Powerful perforating machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1974836A2 (en) | Press-connecting apparatus for pipes | |
| JP4611398B2 (en) | Chain transmission | |
| CN102642577B (en) | Cube rolling mechanism | |
| EP2839182B1 (en) | Drag chain with rollers | |
| CN101363514A (en) | Steel ball and spring block type synchronization device | |
| CN101837597A (en) | Heavy labor-saving hole-punching machine | |
| CN103350309A (en) | Tension method and tension device for aligning coaxiality and circularity of pipelines | |
| CN102794359B (en) | Split-type combined plate connection concave die device | |
| CN201065913Y (en) | Double pin axle tooth chain | |
| CN101368608B (en) | Driving spring and combined spring in sliding closure hinge of sliding closure type movable electronic equipment | |
| CN104307976A (en) | Pipe fitting punching device adopting split type core bar and pipe fitting punching method | |
| JP4618743B2 (en) | Chain transmission | |
| CN2906192Y (en) | Plug-in type bearing holder | |
| CN104948691B (en) | Two connecting rod continuous constraint devices of chain rope | |
| CN102172725B (en) | Feeding transmission mechanism for punch press | |
| CN202861131U (en) | Split combined plate connection die device | |
| CN104948664B (en) | Has the chain piece construction of double space | |
| CN210397593U (en) | Novel rigid chain | |
| JP2011067827A (en) | Assembling method of power transmission chain | |
| CN206190885U (en) | Spacer pin coordinated type selection shelves interlocking mechanism and gearbox | |
| CN221353288U (en) | Industrial equipment wire harness connector | |
| EP2719921A2 (en) | Connecting pin for a roller chain | |
| CN204672696U (en) | A kind of flat spindle nose locking device | |
| CN105546109B (en) | A kind of shift fork axle with interlocking structure | |
| CN219477802U (en) | Press mounting device for traction machine stator reinforcing rib plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20100922 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |