CN207495059U - A kind of cam-type section bar clamping device - Google Patents
A kind of cam-type section bar clamping device Download PDFInfo
- Publication number
- CN207495059U CN207495059U CN201721630485.8U CN201721630485U CN207495059U CN 207495059 U CN207495059 U CN 207495059U CN 201721630485 U CN201721630485 U CN 201721630485U CN 207495059 U CN207495059 U CN 207495059U
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- main shaft
- cam
- clamping jaw
- rack
- section
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Abstract
The utility model provides a kind of cam-type section bar clamping device, belongs to clamp art.It includes main shaft, drive gear, owe-tooth gear, dish groove cam, main shaft is rotatably provided in by intermediate support section and clamped in rack, owe-tooth gear is concentric to be arranged on the right supporting section of main shaft, oscillating cylinder and drive gear are coaxially connected, drive gear and owe-tooth gear intermeshing, dish groove cam coaxial is felt at ease on the left supporting section of main shaft, two sections of curved grooves are provided on dish groove cam, respectively upper curve slot and lower curve slot, U-type groove there are two being also set up on guide rail bearing, respectively upper U-type groove and lower U-type groove, upper gripper jaw and lower clamping jaw are slidably arranged on guide rail bearing, upper gripper jaw axis pin passes through upper U-type groove and is inserted into upper curve slot, lower clamping jaw axis pin passes through lower U-type groove and is inserted into lower curve slot.The utility model can realize that upper gripper jaw and lower clamping jaw are translated along guide rail bearing, realize the section bar clamping to Multiple Type plurality of specifications, rational in infrastructure, strong applicability.
Description
Technical field
The utility model is related to clamp art, more particularly to a kind of cam-type section bar clamping device.
Background technology
Fixture refers to be used for fixing processing object during machine-building, is allowed to occupy correct position, to receive construction
Or the device of detection, also known as fixture.Such as welding fixture, inspection jig, assembling jig, machine tool fixture etc., wherein machine tool fixture
It is most commonly seen, it is often simply called fixture.In workpieces processing on lathe, the surface to enable workpiece reach size as defined in drawing,
Geometry and with the requirement of the technologies such as the relative-position error of other surfaces, workpiece must be installed, clipped before processing.Fixture
Type can be divided by handling characteristics：1. universal fixture, such as machine vice, chuck, sucker, dividing head and rotary table
Deng having very big versatility, can preferably adapt to the transformation of manufacturing procedure and processing object, structure has been formed, size, specification
Seriation, wherein a kind of most of standard accessories for having become lathe.2. specificity fixture is certain product parts at certain
Clamping on procedure is needed and is specially manufactured and designed, and service object is single-minded, and specific aim is very strong, generally by product manufacturing factory voluntarily
Design, it is common have turning attachment, fraise jig, drill jig (guiding cutter drill on workpiece or the machine tool fixture of fraising),
Boring template (machine tool fixture of guiding boring cutter bar bore hole on workpiece) and pallet（Movement on transfer line of modular machine, automatic production line of modular machine
Formula fixture）.3. flexible jig, can replace or the special fixture of adjustment element.4. built-up jig, by different shape, specification and
Purposes standardized component composition fixture, the single-piece often replaced suitable for trial production of new products and product, small serial production and
Temporary duty.And section bar is iron or steel and the material with some strength and toughness（Such as plastics, aluminium, glass fibre）Pass through
Rolling squeezes out, and has the object of certain geometrical shape made of the techniques such as casting, is a kind of very common workpiece, to type
In material process, it is necessary first to section bar is clamped, ensure stability during processing.But fixture common at present is energy
Suitable for a kind of section bar of model specification, applicability is poor.
Utility model content
The purpose of this utility model is to provide a kind of cam-type section bar clamping device, can realize that upper gripper jaw and lower clamping jaw edge are led
Rail bearing translates, and realizes the section bar clamping to Multiple Type plurality of specifications, rational in infrastructure, strong applicability.
Technical solution is used by the utility model solves its technical problem：
A kind of cam-type section bar clamping device, it includes clamping rack, main shaft, main shaft supporting bearing, drive gear, owes tooth
Gear, oscillating cylinder, cylinder support plate, dish groove cam, guide rail bearing, connecting bracket, upper gripper jaw, lower clamping jaw, upper gripper jaw axis pin, under
Clamping jaw axis pin, the main shaft include intermediate support section, first step, second step, left supporting section, right supporting section, the centre
First step is provided between supporting section and left supporting section, second is provided between the intermediate support section and right supporting section
Rank, the main shaft are rotatably provided in by intermediate support section and clamped in rack, the right side of the first step and clamping machine
The left side fitting of frame, the left side of the second step and the right side fitting for clamping rack, the intermediate support of the main shaft
Main shaft supporting bearing is provided between section and clamping rack, the owe-tooth gear is concentric to be arranged on the right supporting section of main shaft,
The cylinder support plate, which is mounted on, to be clamped in rack, and the oscillating cylinder is mounted on cylinder support plate, the oscillating cylinder and driving
Gear is coaxially connected, and the drive gear and owe-tooth gear intermeshing, the dish groove cam coaxial are felt at ease mounted in a left side for main shaft
On supporting section, two sections of curved grooves, respectively upper curve slot and lower curve slot, the upper curve are provided on the dish groove cam
The centre distance of slot, lower curve slot and dish groove cam gradually changes, and the guide rail bearing is mounted on clamping machine by connecting bracket
The left side of frame is provided with sliding rail on the left of the guide rail bearing, is also set up on the guide rail bearing there are two U-type groove, respectively
Upper U-type groove and lower U-type groove, the upper gripper jaw and lower clamping jaw are slidably arranged on guide rail bearing, and the upper gripper jaw is located at lower folder
The top of pawl, the upper gripper jaw axis pin are mounted on upper gripper jaw, and the lower clamping jaw axis pin is mounted on lower clamping jaw, the upper gripper jaw
Axis pin passes through upper U-type groove and is inserted into upper curve slot, and the lower clamping jaw axis pin passes through lower U-type groove and is inserted into lower curve slot.
Further, the oscillating cylinder is gear rack type swing cylinder.
Further, it is provided with arc clip slot on the upper gripper jaw and lower clamping jaw.
Further, the main shaft supporting bearing is deep groove ball bearing.
Compared to the prior art the utility model, has the following advantages and effect：Oscillating cylinder acts, and passes through drive gear
Main axis is driven with owe-tooth gear, the upper curve slot on dish groove cam and lower curve slot on main shaft are respectively by upper
Clamping jaw axis pin and lower clamping jaw axis pin drive upper gripper jaw and lower clamping jaw to be slided along the sliding rail opposite direction on guide rail bearing, realize to section bar
Clamping.After the completion of shape extrusion, oscillating cylinder counteragent drives dish groove cam to rotate backward, on main shaft
Upper curve slot and lower curve slot on dish groove cam drive upper gripper jaw and lower folder by upper gripper jaw axis pin and lower clamping jaw axis pin respectively
Pawl realizes the release to section bar along the sliding rail reverse slide on guide rail bearing.First step and second step ensure that main shaft
The stationarity of rotation avoids main shaft play at work.Main shaft branch is provided between the intermediate support section of main shaft and clamping rack
Bearing is held, the main shaft supporting bearing is deep groove ball bearing, ensure that the continuous fast rotation of main shaft.Oscillating cylinder is rack-and-pinion
Formula oscillating cylinder, simple in structure, service life is long.The utility model can realize that upper gripper jaw and lower clamping jaw are translated along guide rail bearing,
It realizes and the section bar of Multiple Type plurality of specifications is clamped, rational in infrastructure, strong applicability.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the utility model dish groove cam.
Fig. 3 is the structure diagram of the utility model guide rail bearing.
Fig. 4 is the structure diagram of the utility model drive gear and owe-tooth gear.
In figure：1. clamping rack, 2. main shafts, 3. main shaft supporting bearings, 4. drive gears, 5. owe-tooth gears, 6. swing gas
Cylinder, 7. cylinder support plates, 8. dish groove cams, 9. guide rail bearings, 10. connecting brackets, 11. upper gripper jaws, 12. times clamping jaws, 13. upper gripper jaws
Axis pin, 14. times clamping jaw axis pins, 15. intermediate support sections, 16. first steps, 17. second steps, 18. left supporting sections, 19. right branch
Hold section, 20. upper curve slots, 21. lower curve slots, U-type groove on 22., 23. times U-type grooves, 24. arc clip slots, 25. sliding rails.
Specific embodiment
Below in conjunction with the accompanying drawings and pass through embodiment the utility model is described in further detail, following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of cam-type section bar clamping device, it include clamp rack 1, main shaft 2,
Main shaft supporting bearing 3, owe-tooth gear 5, oscillating cylinder 6, cylinder support plate 7, dish groove cam 8, guide rail bearing 9, connects drive gear 4
Stent 10, upper gripper jaw 11, lower clamping jaw 12, upper gripper jaw axis pin 13, lower clamping jaw axis pin 14 are connect, the main shaft 2 includes intermediate support section
15th, first step 16, second step 17, left supporting section 18, right supporting section 19, the intermediate support section 15 and left supporting section 18 it
Between be provided with first step 16, be provided with second step 17, first step between the intermediate support section 15 and right supporting section 19
16 and second step 17 ensure that main shaft 2 rotate stationarity, avoid the play at work of main shaft 2.The main shaft 2 passes through centre
Supporting section 15, which is rotatably provided in, to be clamped in rack 1, the right side of the first step 16 and the left end face paste for clamping rack 1
It closes, the left side of the second step 17 and the right side fitting for clamping rack 1, the intermediate support section 15 and folder of the main shaft 2
Main shaft supporting bearing 3 is provided between tight rack 1, the main shaft supporting bearing 3 is deep groove ball bearing, ensure that main shaft 2 is continuous
Fast rotation.The owe-tooth gear 5 is concentric to be arranged on the right supporting section 19 of main shaft 2, and the cylinder support plate 7, which is mounted on, to be clamped
In rack 1, the oscillating cylinder 6 is mounted on cylinder support plate 7, and the oscillating cylinder 6 and drive gear 4 are coaxially connected, described
Oscillating cylinder 6 is gear rack type swing cylinder, and simple in structure, service life is long.5 phase of the drive gear 4 and owe-tooth gear
Mutually engagement, the dish groove cam 8 is concentric on the left supporting section 18 of main shaft 2, and two sections are provided on the dish groove cam 8
Curved groove, respectively upper curve slot 20 and lower curve slot 21, in the upper curve slot 20, lower curve slot 21 and dish groove cam 8
Heart distance gradually changes, and the guide rail bearing 9 is mounted on the left side for clamping rack 1, the guide rail bearing 9 by connecting bracket 10
Left side be provided with sliding rail 25, also set up on the guide rail bearing 9 there are two U-type groove, respectively upper U-type groove 22 and lower U-type groove
23, the upper gripper jaw 11 and lower clamping jaw 12 are slidably arranged on guide rail bearing 9, and the upper gripper jaw 11 is located at the upper of lower clamping jaw 12
It is square, arc clip slot 24 is provided on the upper gripper jaw 11 and lower clamping jaw 12, to the strong applicability of section bar.The upper gripper jaw axis pin 13
On upper gripper jaw 11, the lower clamping jaw axis pin 14 is mounted on lower clamping jaw 12, and the upper gripper jaw axis pin 13 passes through upper U-type groove
22 and upper curve slot 20 is inserted into, the lower clamping jaw axis pin 14 passes through lower U-type groove 23 and is inserted into lower curve slot 21.
Through the above technical solutions, a kind of cam-type section bar clamping device of the utility model is in use, oscillating cylinder 6 is dynamic
Make, main shaft 2 is driven to rotate by drive gear 4 and owe-tooth gear 5, the upper curve slot on the dish groove cam 8 on main shaft 2
20 and lower curve slot 21 upper gripper jaw 11 and lower clamping jaw 12 are driven along leading by upper gripper jaw axis pin 13 and lower clamping jaw axis pin 14 respectively
The opposite slip of sliding rail 25 on rail bearing 9, realizes the clamping to section bar.After the completion of shape extrusion, oscillating cylinder 6 is reversely dynamic
Make, dish groove cam 8 is driven to rotate backward, the upper curve slot 20 and lower curve slot 21 on the dish groove cam 8 on main shaft 2 divide
Upper gripper jaw 11 and lower clamping jaw 12 are not driven along the sliding rail 25 on guide rail bearing 9 by upper gripper jaw axis pin 13 and lower clamping jaw axis pin 14
Reverse slide realizes the release to section bar.The utility model can realize that upper gripper jaw 11 and lower clamping jaw 12 are translated along guide rail bearing 9,
It realizes and the section bar of Multiple Type plurality of specifications is clamped, rational in infrastructure, strong applicability.
Described in this specification above content is only to the utility model example explanation.The utility model
Person of ordinary skill in the field can do various modifications or additions or using class to described specific embodiment
As mode substitute, content without departing from the utility model specification or surmount model defined in the claims
It encloses, all should belong to the protection range of the utility model.
Claims (4)
1. a kind of cam-type section bar clamping device, it is characterised in that：It includes clamping rack, main shaft, main shaft supporting bearing, driving
Gear, owe-tooth gear, oscillating cylinder, cylinder support plate, dish groove cam, guide rail bearing, connecting bracket, upper gripper jaw, lower clamping jaw, upper folder
Pawl pin axis, lower clamping jaw axis pin, the main shaft include intermediate support section, first step, second step, left supporting section, right supporting section,
First step is provided between the intermediate support section and left supporting section, is provided between the intermediate support section and right supporting section
Second step, the main shaft by intermediate support section be rotatably provided in clamp rack on, the right side of the first step and
The left side fitting of rack is clamped, the left side of the second step and the right side of clamping rack are bonded, in the main shaft
Between supporting section and clamp rack between be provided with main shaft supporting bearing, the concentric right bearing for being arranged on main shaft of the owe-tooth gear
Duan Shang, the cylinder support plate be mounted on clamp rack on, the oscillating cylinder be mounted on cylinder support plate on, the oscillating cylinder and
Drive gear is coaxially connected, and the drive gear and owe-tooth gear intermeshing, the dish groove cam coaxial are felt at ease mounted in main shaft
Left supporting section on, two sections of curved grooves, respectively upper curve slot and lower curve slot, the upper song are provided on the dish groove cam
The centre distance of wire casing, lower curve slot and dish groove cam gradually changes, and the guide rail bearing is mounted on by connecting bracket and clamped
The left side of rack is provided with sliding rail on the left of the guide rail bearing, is also set up on the guide rail bearing there are two U-type groove, respectively
For upper U-type groove and lower U-type groove, the upper gripper jaw and lower clamping jaw are slidably arranged on guide rail bearing, under the upper gripper jaw is located at
The top of clamping jaw, the upper gripper jaw axis pin are mounted on upper gripper jaw, and the lower clamping jaw axis pin is mounted on lower clamping jaw, the upper folder
Pawl pin axis passes through upper U-type groove and is inserted into upper curve slot, and the lower clamping jaw axis pin passes through lower U-type groove and is inserted into lower curve slot.
2. a kind of cam-type section bar clamping device according to claim 1, it is characterised in that：The oscillating cylinder is gear
Rack-and-pinion oscillating cylinder.
3. a kind of cam-type section bar clamping device according to claim 1, it is characterised in that：The upper gripper jaw and lower clamping jaw
On be provided with arc clip slot.
4. a kind of cam-type section bar clamping device according to claim 1, it is characterised in that：The main shaft supporting bearing is
Deep groove ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630485.8U CN207495059U (en) | 2017-11-29 | 2017-11-29 | A kind of cam-type section bar clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630485.8U CN207495059U (en) | 2017-11-29 | 2017-11-29 | A kind of cam-type section bar clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207495059U true CN207495059U (en) | 2018-06-15 |
Family
ID=62507507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721630485.8U Expired - Fee Related CN207495059U (en) | 2017-11-29 | 2017-11-29 | A kind of cam-type section bar clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207495059U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107971793A (en) * | 2017-11-29 | 2018-05-01 | 桐乡弗格莱纺织有限公司 | A kind of cam-type section bar clamping device |
| CN110181431A (en) * | 2019-05-15 | 2019-08-30 | 上海振华港机（集团）宁波传动机械有限公司 | A kind of automatic dismounting jig of container hold bottom lock |
-
2017
- 2017-11-29 CN CN201721630485.8U patent/CN207495059U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107971793A (en) * | 2017-11-29 | 2018-05-01 | 桐乡弗格莱纺织有限公司 | A kind of cam-type section bar clamping device |
| CN110181431A (en) * | 2019-05-15 | 2019-08-30 | 上海振华港机（集团）宁波传动机械有限公司 | A kind of automatic dismounting jig of container hold bottom lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20181129 |