CN201644685U - Thread twisting machine - Google Patents
Thread twisting machine Download PDFInfo
- Publication number
- CN201644685U CN201644685U CN 201020121705 CN201020121705U CN201644685U CN 201644685 U CN201644685 U CN 201644685U CN 201020121705 CN201020121705 CN 201020121705 CN 201020121705 U CN201020121705 U CN 201020121705U CN 201644685 U CN201644685 U CN 201644685U
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- CN
- China
- Prior art keywords
- cylinder
- connecting rod
- briquetting
- internal mold
- frame
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a thread twisting machine comprising a rack, an inner die capable of being arranged on the rack rotationally, a plurality of clamping rollers capable of being rotationally arranged at the periphery of the inner die, a hold-down mechanism positioned above the inner die and used for clamping a workpiece, and a driving mechanism used for driving the inner die and the clamping rollers. The inner die is provided with outer threads; the rack is also provided with a holding device which comprises a push rod capable of being movably arranged on the rack, and a pair of swinging arm units positioned at the left side and the right side of the push rod; each swinging arm unit comprises a first connecting rod, a second connecting rod and a pressing block, wherein the first connecting rod is rotationally connected with the push rod, one end part of the second connecting rod is rotationally connected with the first connecting rod, and the other end part of the pressing block can be connected with the second connecting rod in not only a rotating manner but also a sliding manner; the middle of the second connecting rod is hinged on the rack; the pressing block is connected on the rack in a sliding manner; and the clamping rollers can be rotationally connected on the pressing block. The thread twisting machine twists threads by four clamping rollers, guarantees the satiability of the workpiece when in thread twisting, and greatly improves the quality of twisted threads.
Description
Technical field
The utility model relates to a kind of threading machine.
Background technology
Generally in the forming process of grease gun lid, cut out stock earlier, again stock is carried out punch forming, threading more at last, and this step of threading is the most important for screw thread processing.Threading typically uses two plate like tool that have the inclination tooth and does move toward one another, pushes workpiece, makes surface of the work form screw thread.In the prior art, the stability of workpiece when the structure of two blocks of threading plates be difficult to guarantee threading, thus the quality of the screw thread that rubs on the workpiece is exerted an influence.
The utility model content
The purpose of this utility model provides a kind of threading machine that is used for process butter lid screw thread.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of threading machine, it comprises frame, be arranged on the internal mold on the described frame rotationally, be arranged on described internal mold a plurality of pinch rollers on every side rotationally, be positioned at the hold-down mechanism that described internal mold top is used for workpiece pressing, the driving mechanism that is used for described internal mold of transmission and pinch roller, offer external screw thread on the described internal mold, also be provided with on the described frame and be used to make a plurality of described pinch rollers to be clamped in clamping device on the described internal mold, described clamping device comprises the push rod that is arranged on movably on the described frame, be arranged on a pair of swing arm unit of the described push rod left and right sides symmetrically, each described swing arm unit includes the first connecting rod that rotates and be connected with described push rod, the second connecting rod that one end and described first connecting rod rotate and be connected, the not only rotatable but also briquetting that is connected slidably of the other end and described second connecting rod, the middle part of described second connecting rod is hinged on the described frame, described briquetting is slidingly connected on the described frame, and a plurality of described pinch rollers all are rotatably connected on the described briquetting.
Preferably, described driving mechanism comprises the main shaft that is arranged on workpiece below and is used to drive the workpiece rotation, be separately positioned on described pinch roller below be used to drive the pinch roller rotation asessory shaft, be used to drive described main shaft, with the motor of asessory shaft, described motor is in transmission connection by a gear-box mutually with described main shaft, asessory shaft respectively.
Preferably, offer elongated slot on the described briquetting, be connected by bearing pin between described briquetting and the described second connecting rod, described bearing pin slidably is arranged in the elongated slot.Further preferably, described briquetting is provided with bearing, and described pinch roller is connected on the described briquetting by bearing, and described asessory shaft drives described pinch roller by described bearing and rotates.
Preferably, it also comprises extracting jaw, four-cylinder and the transposition cylinder that is slidingly arranged on the described frame, and the piston rod of described four-cylinder is connected with described transposition cylinder; The piston rod of described transposition cylinder is connected with described extracting jaw, and described extracting jaw has gets material and feeding two states, and when being in when getting the material state, described extracting jaw is positioned at the top of described feeding version; When being in the feeding state, described extracting jaw is positioned at the top of described inner membrance.
Preferably, it also comprise be used for convey materials delivery sheet and the 3rd cylinder, the piston rod of described the 3rd cylinder is connected with described delivery sheet.
Preferably, described hold-down mechanism comprises upper grip, second cylinder that is positioned at directly over the described internal mold, and the piston rod of described second cylinder is connected with described upper grip.
Preferably, also be connected with first cylinder on the described frame, the piston rod of described first cylinder is connected with described push rod.
The utility model compared with prior art has following advantage: the utility model carries out threading by four pinch rollers to workpiece, and the stability of workpiece when having guaranteed threading has improved the quality that rubs screw thread greatly.
Description of drawings
Accompanying drawing 1 is a front view of the present utility model;
Accompanying drawing 2 is a left view of the present utility model;
Accompanying drawing 3 is a vertical view of the present utility model;
Accompanying drawing 4 is a clamping device schematic diagram of the present utility model;
Accompanying drawing 5 is a delivery sheet schematic diagram of the present utility model;
Accompanying drawing 6 is a driving mechanism schematic diagram of the present utility model.
Wherein: wherein: 1, frame; 2, driving mechanism; 3, clamping device; 4, bearing pin; 5, push rod; 6, swing arm unit; 7, first connecting rod; 8, second connecting rod; 9, briquetting; 10, pinch roller; 11, main shaft; 12, asessory shaft; 13, motor; 14, gear-box; 15, first cylinder; 16, internal mold; 17, upper grip; 18, second cylinder; 19, delivery sheet; 20, extracting jaw; 21, the 3rd cylinder; 22, four-cylinder; 23, feed opening; 24, workpiece; 25, transposition cylinder.
The specific embodiment
Describe concrete structure of the present utility model below with reference to accompanying drawings in detail:
A kind of threading machine shown in accompanying drawing 1,2,3, it comprise frame 1, rotationally be arranged on internal mold 16 on the frame 1, rotationally be arranged on a plurality of pinch rollers 10 around the internal mold 16, be positioned at the hold-down mechanism that internal mold 16 tops are used for workpiece pressing 24, the driving mechanism 2 that is used for transmission internal mold 16 and pinch roller 10, offer external screw thread on the internal mold 16.
Also be provided with on the frame 1 and be used to make a plurality of pinch rollers 10 to be clamped in clamping device 3 on the internal mold 16, clamping device 3 as shown in Figure 4 comprises the push rod 5 that is arranged on movably on the frame 1, be arranged on a pair of swing arm unit 6 of push rod 5 left and right sides symmetrically, each swing arm unit 6 includes the first connecting rod 7 that rotates and be connected with push rod 5, the second connecting rod 8 that one end and first connecting rod 7 rotate and be connected, the not only rotatable but also briquetting 9 that is connected slidably of the other end and second connecting rod 8, the middle part of second connecting rod 8 is hinged on the frame 1, briquetting 9 is slidingly connected on the frame 1, and pinch roller 10 all is rotatably connected on the briquetting 9.
Offer elongated slot (not marking among the figure) on the briquetting 9, be connected by bearing pin 4 between briquetting 9 and the second connecting rod 8, bearing pin 4 slidably is arranged in the elongated slot.In addition, briquetting 9 is provided with bearing, and pinch roller 10 is connected on the briquetting 9 by bearing, and asessory shaft 12 drives pinch roller 10 by bearing and rotates
The threading machine of present embodiment comprises that also the delivery sheet 19 that is used for convey materials and the piston rod of the 3rd cylinder 21, the three cylinders 21 are connected with delivery sheet 19, as shown in Figure 5.
The threading machine of present embodiment also comprises extracting jaw 20, four-cylinder 22 and the transposition cylinder 25 that is slidingly arranged on the frame 1.The piston rod of four-cylinder 22 is connected with transposition cylinder 25; The piston rod of transposition cylinder 25 is connected with extracting jaw 20.Extracting jaw 20 has gets material and feeding two states, and when being in when getting the material state, extracting jaw 20 is positioned at the top of feeding version 19; When being in the feeding state, extracting jaw 20 is positioned at the top of inner membrance 16.
Hold-down mechanism comprises that the upper grip 17 that is positioned at directly over the internal mold 16, the piston rod of second cylinder, 18, the second cylinders 18 are connected with upper grip 17.
The piston rod that also is connected with first cylinder, 15, the first cylinders 15 on the frame 1 is connected with push rod 5.
Below the concrete method of operating of the present utility model down of setting forth:
After completion of processing, main shaft 11 and asessory shaft 12 stop operating, and internal mold 16 turning of work piece 24 move back screw thread, and upper grip 17 unclamps, push rod 5 returns, and briquetting 9 unclamps.The workpiece 24 of finishing processing is from feed opening 23 outputs.
The foregoing description only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow the personage that is familiar with this technology can understand content of the present utility model and is implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to the utility model spirit essence change or modify, and all should be encompassed in the protection domain of the present utility model.
Claims (8)
1. threading machine, it is characterized in that: it comprises frame (1), be arranged on the internal mold (16) on the described frame (1) rotationally, be arranged on described internal mold (16) a plurality of pinch rollers (10) on every side rotationally, be positioned at the hold-down mechanism that described internal mold (16) top is used for workpiece pressing (24), the driving mechanism (2) that is used for described internal mold of transmission (16) and pinch roller (10), described internal mold offers external screw thread on (16), also be provided with on the described frame (1) and be used to make a plurality of described pinch rollers (10) to be clamped in clamping device (3) on the described internal mold (16), described clamping device (3) comprises the push rod (5) that is arranged on movably on the described frame (1), be arranged at a pair of swing arm unit (6) of described push rod (5) left and right sides symmetrically, each described swing arm unit (6) includes the first connecting rod (7) that rotates and be connected with described push rod (5), the second connecting rod (8) that one end and described first connecting rod (7) rotate and be connected, the not only rotatable but also briquetting (9) that is connected slidably of the other end and described second connecting rod (8), the middle part of described second connecting rod (8) is hinged on the described frame (1), described briquetting (9) is slidingly connected on the described frame (1), and a plurality of described pinch rollers (10) are rotatably connected to respectively on each described briquetting (9).
2. threading machine according to claim 1, it is characterized in that: described driving mechanism (2) comprises the main shaft (11) that is arranged on workpiece (24) below and is used to drive workpiece (24) rotation, be separately positioned on described pinch roller (10) below be used to drive pinch roller (10) rotation asessory shaft (12), be used to drive the motor (13) of described main shaft (11) and asessory shaft (12), described motor (13) is in transmission connection by a gear-box (14) mutually with described main shaft (11), asessory shaft (12) respectively.
3. threading machine according to claim 1 is characterized in that: described briquetting offers elongated slot on (9), is connected by bearing pin (4) between described briquetting (9) and the described second connecting rod (8), and described bearing pin (4) slidably is arranged in the elongated slot.
4. threading machine according to claim 3, it is characterized in that: described briquetting (9) is provided with bearing, described pinch roller (10) is connected on the described briquetting (9) by bearing, and described asessory shaft (12) drives described pinch roller (10) by described bearing and rotates.
5. threading machine according to claim 1, it is characterized in that: it also comprises extracting jaw (20), four-cylinder (22) and the transposition cylinder (25) that is slidingly arranged on the described frame (1), and the piston rod of described four-cylinder (22) is connected with described transposition cylinder (25); The piston rod of described transposition cylinder (25) is connected with described extracting jaw (20), and described extracting jaw (20) has gets material and feeding two states, and when being in when getting the material state, described extracting jaw (20) is positioned at the top of described delivery sheet (19); When being in the feeding state, described extracting jaw (20) is positioned at the top of described inner membrance (16).
6. threading machine according to claim 1 is characterized in that: it also comprise be used for convey materials delivery sheet (19) and the 3rd cylinder (21), the piston rod of described the 3rd cylinder (21) is connected with described delivery sheet (19).
7. threading machine according to claim 1, it is characterized in that: described hold-down mechanism comprises upper grip (17), second cylinder (18) that is positioned at directly over the described internal mold (16), and the piston rod of described second cylinder (18) is connected with described upper grip (17).
8. threading machine according to claim 1 is characterized in that: also be connected with first cylinder (15) on the described frame (1), the piston rod of described first cylinder (15) is connected with described push rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020121705 CN201644685U (en) | 2010-02-26 | 2010-02-26 | Thread twisting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020121705 CN201644685U (en) | 2010-02-26 | 2010-02-26 | Thread twisting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201644685U true CN201644685U (en) | 2010-11-24 |
Family
ID=43109884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020121705 Expired - Fee Related CN201644685U (en) | 2010-02-26 | 2010-02-26 | Thread twisting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201644685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102485413A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Bidirectional clamping device |
| CN102962739A (en) * | 2012-11-12 | 2013-03-13 | 张家港市优希宏达机电厂 | Pressing mechanism for guide rail deburring device |
-
2010
- 2010-02-26 CN CN 201020121705 patent/CN201644685U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102485413A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Bidirectional clamping device |
| CN102962739A (en) * | 2012-11-12 | 2013-03-13 | 张家港市优希宏达机电厂 | Pressing mechanism for guide rail deburring device |
| CN102962739B (en) * | 2012-11-12 | 2015-09-09 | 张家港市优希宏达机电厂 | For the hold-down mechanism of guide rail burr remover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20140226 |