CN201350523Y - Punching and shearing machine - Google Patents
Punching and shearing machine Download PDFInfo
- Publication number
- CN201350523Y CN201350523Y CNU2009201138121U CN200920113812U CN201350523Y CN 201350523 Y CN201350523 Y CN 201350523Y CN U2009201138121 U CNU2009201138121 U CN U2009201138121U CN 200920113812 U CN200920113812 U CN 200920113812U CN 201350523 Y CN201350523 Y CN 201350523Y
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- punching
- seat
- shearing
- fixed blade
- frame body
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- Expired - Fee Related
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Abstract
The utility model discloses a punching and shearing machine comprising a bracket and a feeding transmission mechanism which are fixed on a base; a punching transmission mechanism and a shearing head are arranged in the bracket correspondingly; the shearing head comprises a punching and shearing seat, a positioning framework, a baffle plate, a punching slide block, a compression spring, a pin, a movable blade with punch holes and a fixed blade with punch holes; the punching and shearing seat is connected with the positioning framework and can move in the bracket; the movable blade is embedded in the punching slide block which is arranged in the punching and shearing seat and can slide downward; the fixed blade matched with the movable blade for shearing is embedded in the punching and shearing seat; round steel materials are inserted into the punched holes of the movable blade and the fixed blade from a feed port of the punching and shearing seat for being shorn; the fixed blade and the punching and shearing seat are provided with communicated air passages, and the external compressed air can push the sheared materials out of the punched holes of the movable blade; and the positioning framework is provided with a positioning rod used for determining shearing length, and a guide rod and a return spring used for leading the punching and shearing seat after movement to return to the original state. The utility model has the advantages that the sections of the sheared round steel materials are flat, the bending and deformation of the sheared materials are small, and the shearing efficiency is high, etc.
Description
Technical field
The utility model relates to a kind of punching and shearing machine bed apparatus, particularly a kind of punching and shearing machine that is used to shear the round steel material.
Background technology
At present, on the punching and shearing machine bed apparatus of general shear round steel material, movable blades in its cutting head all is connected in the Punching slider lower end usually and moves up and down with Punching slider, fixed blade is fixed on the support and with movable blades and cooperates, and the fixed blade upper end is provided with and the corresponding circular arc recess of round steel material.Punching adds man-hour, and the round steel material places on the circular arc recess of fixed blade, and Punching slider drives the downward punching press of movable blades under external impacts, and movable blades and fixed blade are sheared mutually, thereby cuts off the round steel material.
But above-mentioned punching and shearing machine is sheared the round steel material and is also had following deficiency:
1. because during the downward punching press of movable blades, the impulsive force direction that the round steel material of movable blades one end is subjected to down, the round steel material of fixed blade one end will be tilted upward by leverage.Therefore, the round steel material section after the punching easily produces burr, and the round steel material flexural deformation of shearing is big.
2. determine trouble of sheared length when the punching and shearing machine of general shear round steel material is sheared, and every punching once, corresponding pause a period of time is wanted in feeding, makes that punching efficient is lower.
Summary of the invention
The utility model easily produces burr at the round steel section that the prior art punching and shearing machine exists, the material bending distortion of shearing is big, problems such as punching efficient is lower provide a kind of round steel section that can make neat and flexural deformation is little, and the higher punching and shearing machine of punching efficient.
For this reason, the technical solution of the utility model is: a kind of punching and shearing machine, comprise base, and be fixed in support, feeding transmission mechanism, feeding drive motors and punching press drive motors on the base; Corresponding respectively punching press transmission mechanism and the cutting head of being provided with in the support upper and lower part; It is characterized in that:
Described cutting head comprises punching seat, positioning frame body, catch, Punching slider, compression spring, pin, movable blades and fixed blade; The corresponding punching seat left side that is connected in of positioning frame body; One Punching slider is located at punching seat left part, Punching slider is provided with discharging opening in the left side, and the right side is embedded the movable blades of tape punching, and punching seat end face and compression spring are stretched out in the upper end, and the pin that is provided with joins with compression spring top, and the catch that the lower end connects is connected to punching seat bottom surface; The fixed blade of tape punching is embedded in the punching seat right part, and cooperates shearing with movable blades; Punching seat right side is provided with charging aperture; Air intake duct on the punching seat communicates with the groove air flue that the fixed blade downside is provided with;
The all corresponding under shed groove that is provided with of described positioning frame body left and right sides both ends of the surface, both sides are provided with wing plate, and middle cross-under has the backstay with fixed blade perforation coaxial line; Positioning frame body and bottom, punching seat both sides are slidingly connected with two guide blocks respectively, and two guide blocks are fixed on support two inboards; The support left side is respectively equipped with two guide posts, and two guide posts slide from two wing plates of positioning frame body left side respectively and pass, and is socketed with back-moving spring respectively and adjusts nut.
Operation principle of the present utility model is: the round steel material is sent into punching seat right side charging aperture by the feeding transmission mechanism, stretch out left through fixed blade and movable blades perforation then, and contact backstay right-hand member head, limit round steel material sheared length.
The feeding transmission mechanism continues to push the round steel material left, and positioning frame body and cutting head are moved to the left with backstay, and two wing plate compression reseting springs of positioning frame body left side also slide left along two guide posts.Cutting head is when moving left to certain position, and the punching press transmission mechanism of cooperation impacts Punching slider, and movable blades and fixed blade on the Punching slider are sheared mutually, cuts off the round steel material.Then, air intake duct and the fixed blade downside groove air flue of compressed air in the punching seat acts on the round steel material right side of cut-out, and round steel is extruded the movable blades perforation, and discharges from discharging opening.
After the round steel material cut off, Punching slider spring action was by compression upwards slided and is replied reset condition, and the movable blades perforation is in same axis again with the fixed blade perforation.Positioning frame body and cutting head slide to the right rapidly under the action of reset spring on two guide posts, and reply reset condition, and the round steel material inserts movable blades perforation and contact backstay right-hand member head again, carries out punching once more then.
The utility model is inserted in the round steel material in the movable blades of tape punching and the fixed blade and shears, and can be continuously and cut-to-length, and shear rate can reach 300 times/minute.Therefore, the utlity model has and shear that round steel material section is neat, flexural deformation is little, the shear efficiency advantages of higher.
In the utility model, can on the Punching slider of described movable blades right side and top part thereof, be provided with groove, be provided with lock-screw in the punching seat on the fixed blade top, fixed blade right side in the punching seat connects one and adjusts screw, adjust screw and be provided with shaft through-hole, and right-hand member stretches out the punching seat and is provided with locking nut.This structure can be regulated after making fixed blade and movable blades wearing and tearing.
In the utility model, described punching seat left side is flexible connection with positioning frame body; Described catch can be connected by screw with the Punching slider lower end.Its structure makes ligand, punching seat and Punching slider processing and installs more convenient.
In the utility model, described backstay right-hand member slides from a guide plate bottom and stretches out, and the both wings activity of guide plate top is overlapped on the top, positioning frame body both sides, and the bottom falls in the positioning frame body frame hole.It makes backstay right-hand member stability better.
In the utility model, described feeding transmission mechanism can be made up of some drawing-inrollers and feeding wheel seat; The punching press transmission mechanism can be made up of turning crankshaft, belt pulley, flywheel, driving block and impact head; The Punching slider top is in when initial impacts a lower right.They are simple in structure, good reliability.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is the plan structure schematic diagram in A-A cross section among Fig. 1.
Fig. 3 is the structural representation of positioning frame body among Fig. 1.
Fig. 4 is Fig. 4 plan structure schematic diagram.
Fig. 5 is the left TV structure schematic diagram of Fig. 1.
Fig. 6 is the structural representation of cutting head and backstay among Fig. 1.
The specific embodiment
As Fig. 1, shown in Figure 5, a kind of punching and shearing machine comprises base 22, is fixed in support 33, feeding transmission mechanism, feeding drive motors 10 and punching press drive motors 37 on the base 22; Corresponding respectively punching press transmission mechanism and the cutting head of being provided with in support 33 upper and lower parts.
Described feeding transmission mechanism is made up of drawing-inroller (11,13) and feeding wheel seat 14, and feeding wheel seat 14 is fixed on the base 22 of support 33 right foreign sides, and feeding drive motors 10 drives drawing-inroller.
Described punching press transmission mechanism is by turning crankshaft 2, the belt pulley 36 that is connected with punching press drive motors 37, flywheel 18, driving block 1 and impact 4 and form.Impact 4 and be fixed in driving block 1 bottom by hold-down screw 3.Punching slider 16 tops are in when initial impacts 4 lower right.Both sides, support 33 top are provided with cover plate 17, make the support top seal.
As shown in Figure 6, cutting head comprises punching seat 19, positioning frame body 7, catch 35, Punching slider 16, compression spring 5, pin 43, movable blades 44 and fixed blade 40; Positioning frame body 7 corresponding punching seat 19 left sides that are connected in; One Punching slider 16 is located at punching seat 19 left parts, Punching slider is established discharging opening 45 in 16 left sides, the right side is embedded the movable blades 44 of tape punching, punching seat 19 end faces and compression spring 5 are stretched out in the upper end, and the pin 43 that is provided with joins with compression spring 5 tops, and the lower end connects catch 35 and is connected to punching seat 19 bottom surfaces; The fixed blade 40 of tape punching is embedded in punching seat 19 right parts, and cooperates shearing with movable blades 44; Punching seat 19 right sides are provided with charging aperture; Air intake duct 38 on the punching seat 19 communicates with the groove air flue 39 that fixed blade 40 downsides are provided with.
The Punching slider 16 of described movable blades 44 right sides and top part thereof is provided with groove 42, be provided with lock-screw 41 in the punching seat 19 on fixed blade 40 tops, fixed blade 44 right sides in the punching seat 19 connect one and adjust screw 15, adjust screw 15 and be provided with shaft through-hole, and right-hand member stretches out punching seat 19 and is provided with twin-lock jack panel 24.Adjusting screw 15 shaft through-holes is charging aperture, and with fixed blade in the perforation coaxial line.Catch 35 is connected in Punching slider 16 lower ends by screw 34, upwards skids off punching seat 19 to stop Punching slider 16.
As Fig. 2, Fig. 3 and shown in Figure 4, all corresponding under shed groove 30, one end faces that are provided with of positioning frame body 7 left and right sides both ends of the surface are provided with two wing plates 32, the through hole 31 of screw rod 23, and middle two screw holes.Cross-under has the backstay 25 with fixed blade perforation coaxial line in the positioning frame body 7 two ends under shed grooves 30, backstay 25 left ends stretch out from support plate 28 and connect locking nut 26, support plate 28 is fixed on positioning frame body 7 left sides by screw 29, backstay 25 right-hand members slide from a guide plate 6 bottoms and stretch out, guide plate 6 top both wings activities are overlapped on the top, positioning frame body 7 both sides, and the bottom falls in the positioning frame body 7 frame holes.Positioning frame body 7 penetrates to the right from positioning frame body 7 left sides respectively by four, and the screw rod that stretches out from positioning frame body 7 right sides is connected on punching seat 19 left sides.
In the utility model, the axis thickness of fixed blade 40 makes punching stability better greater than movable blades 44.Discharging opening 45 bottom surfaces on Punching slider 16 left sides are downward-sloping, make easier the falling of round steel material of cut-out.The ellipticity structure can be adopted in driving block 1 and turning crankshaft 2 cross section, hole that is slidingly connected, and makes driving block only make rectilinear motion up and down.
The course of work of present embodiment is: round steel 12 is sent left by the feeding transmission mechanism, insert from adjusting screw 15 axis holes then, stretch out left through fixed blade 40 and movable blades 44 perforation, and contact backstay 25 right-hand member heads, round steel material sheared length limited.
The feeding transmission mechanism continues to promote round steel material and backstay 25 left, and positioning frame body 7 and whole cutting head are moved to the left thereupon, and positioning frame body 7 left side two wing plates, 32 compression reseting springs 8 also slide left along two guide posts 20.During 4 belows of the impact of Punching slider 16 in moving left to the punching press transmission mechanism in the cutting head, impact 4 and impact Punching slider 16 under the drive of punching press transmission mechanism, movable blades 44 downward punching presses are also cut off the round steel material.Then, air intake duct 38 and the fixed blade 40 downside groove air flues 39 of compressed air in punching seat 19 act on the round steel material right side of cut-out, and round steel is extruded the movable blades perforation, and discharge from discharging opening 45.
After the round steel material cut off, Punching slider 16 spring 5 effects were by compression upwards slided and are replied reset condition, and movable blades 44 perforation are in same axis again with fixed blade 40 perforation.Punching seat 19 in positioning frame body 7 and the cutting head slides to the right rapidly under the action of reset spring on two guide posts, and replys reset condition, and the round steel material inserts perforation and the contact backstay 25 right-hand member heads in the movable blades 44 again, carries out punching once more then.
The utility model shearing round steel material section is neat, flexural deformation is little, the shear efficiency height.
Claims (8)
1. a punching and shearing machine comprises base, is fixed in support, feeding transmission mechanism, feeding drive motors and punching press drive motors on the base; Corresponding respectively punching press transmission mechanism and the cutting head of being provided with in the support upper and lower part; It is characterized in that:
Described cutting head comprises punching seat, positioning frame body, catch, Punching slider, compression spring, pin, movable blades and fixed blade; The corresponding punching seat left side that is connected in of positioning frame body; One Punching slider is located at punching seat left part, Punching slider is provided with discharging opening in the left side, and the right side is embedded the movable blades of tape punching, and punching seat end face and compression spring are stretched out in the upper end, and the pin that is provided with joins with compression spring top, and the catch that the lower end connects is connected to punching seat bottom surface; The fixed blade of tape punching is embedded in the punching seat right part, and cooperates shearing with movable blades; Punching seat right side is provided with charging aperture; Air intake duct on the punching seat communicates with the groove air flue that the fixed blade downside is provided with;
The all corresponding under shed groove that is provided with of described positioning frame body left and right sides both ends of the surface, both sides are provided with wing plate, and middle cross-under has the backstay with fixed blade perforation coaxial line; Positioning frame body and bottom, punching seat both sides are slidingly connected with two guide blocks respectively, and two guide blocks are fixed on support two inboards; The support left side is respectively equipped with two guide posts, and two guide posts slide from two wing plates of positioning frame body left side respectively and pass, and is socketed with back-moving spring respectively and adjusts nut.
2. a kind of punching and shearing machine according to claim 1, it is characterized in that: the Punching slider of described movable blades right side and top part thereof is provided with groove, be provided with lock-screw in the punching seat on the fixed blade top, fixed blade right side in the punching seat connects one and adjusts screw, adjust screw and be provided with shaft through-hole, and right-hand member stretches out the punching seat and is provided with locking nut.
3. a kind of punching and shearing machine according to claim 1 and 2 is characterized in that: described punching seat left side is flexible connection with positioning frame body.
4. a kind of punching and shearing machine according to claim 1 and 2 is characterized in that: described catch is connected by screw with the Punching slider lower end.
5. a kind of punching and shearing machine according to claim 1 and 2 is characterized in that: described backstay right-hand member is connected with a guide plate slides, and the both wings activity of guide plate top is overlapped on the top, positioning frame body both sides, and the bottom falls in the positioning frame body frame hole.
6. a kind of punching and shearing machine according to claim 1 and 2 is characterized in that: described feeding transmission mechanism is made up of drawing-inroller and feeding wheel seat.
7. a kind of punching and shearing machine according to claim 1 and 2 is characterized in that: described punching press transmission mechanism is made up of turning crankshaft, belt pulley, flywheel, driving block and impact head.
8. a kind of punching and shearing machine according to claim 7 is characterized in that: described Punching slider top is in when initial impacts a lower right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201138121U CN201350523Y (en) | 2009-02-12 | 2009-02-12 | Punching and shearing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201138121U CN201350523Y (en) | 2009-02-12 | 2009-02-12 | Punching and shearing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201350523Y true CN201350523Y (en) | 2009-11-25 |
Family
ID=41373912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201138121U Expired - Fee Related CN201350523Y (en) | 2009-02-12 | 2009-02-12 | Punching and shearing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201350523Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102950229A (en) * | 2012-11-09 | 2013-03-06 | 浙江达峰汽车技术有限公司 | Reinforcing steel bar shear baffle protection device |
| CN103586529A (en) * | 2013-10-30 | 2014-02-19 | 安徽奇峰机械装备有限公司 | Ram-type cutting machine |
| CN104759553A (en) * | 2015-03-20 | 2015-07-08 | 苏州华日金菱机械有限公司 | Double-servo roller feeding mechanism |
| CN105171099A (en) * | 2015-10-19 | 2015-12-23 | 重庆长展机械有限公司 | Steel bar punching and discharging machine |
| CN105215465A (en) * | 2015-10-19 | 2016-01-06 | 重庆长展机械有限公司 | There is the die-cut blanking machine of steel bar of automatic feeding function |
| CN105252612A (en) * | 2015-11-07 | 2016-01-20 | 慈利县绿为装饰材料有限责任公司 | Cement removing device for waste material cement removing machine |
| CN106513811A (en) * | 2016-12-16 | 2017-03-22 | 瑞安市中凯自动化科技有限公司 | Bar shearing device |
| CN111958033A (en) * | 2020-08-14 | 2020-11-20 | 郑州高端装备与信息产业技术研究院有限公司 | Bar shearing machine |
-
2009
- 2009-02-12 CN CNU2009201138121U patent/CN201350523Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102950229A (en) * | 2012-11-09 | 2013-03-06 | 浙江达峰汽车技术有限公司 | Reinforcing steel bar shear baffle protection device |
| CN103586529A (en) * | 2013-10-30 | 2014-02-19 | 安徽奇峰机械装备有限公司 | Ram-type cutting machine |
| CN103586529B (en) * | 2013-10-30 | 2015-09-30 | 安徽奇峰机械装备有限公司 | A kind of punching type cutting machine |
| CN104759553A (en) * | 2015-03-20 | 2015-07-08 | 苏州华日金菱机械有限公司 | Double-servo roller feeding mechanism |
| CN105171099A (en) * | 2015-10-19 | 2015-12-23 | 重庆长展机械有限公司 | Steel bar punching and discharging machine |
| CN105215465A (en) * | 2015-10-19 | 2016-01-06 | 重庆长展机械有限公司 | There is the die-cut blanking machine of steel bar of automatic feeding function |
| CN105252612A (en) * | 2015-11-07 | 2016-01-20 | 慈利县绿为装饰材料有限责任公司 | Cement removing device for waste material cement removing machine |
| CN105252612B (en) * | 2015-11-07 | 2017-10-03 | 慈利县绿为装饰材料有限责任公司 | A kind of old material is dehydrated the desliming device of mud machine |
| CN106513811A (en) * | 2016-12-16 | 2017-03-22 | 瑞安市中凯自动化科技有限公司 | Bar shearing device |
| CN106513811B (en) * | 2016-12-16 | 2019-04-02 | 瑞安市中凯自动化科技有限公司 | Bar cuts equipment |
| CN111958033A (en) * | 2020-08-14 | 2020-11-20 | 郑州高端装备与信息产业技术研究院有限公司 | Bar shearing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20150212 |
|
| EXPY | Termination of patent right or utility model |