CN209793179U - CNC frock clamp - Google Patents
CNC frock clamp Download PDFInfo
- Publication number
- CN209793179U CN209793179U CN201920541861.9U CN201920541861U CN209793179U CN 209793179 U CN209793179 U CN 209793179U CN 201920541861 U CN201920541861 U CN 201920541861U CN 209793179 U CN209793179 U CN 209793179U
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- Prior art keywords
- pressing
- screw
- claw
- cnc
- clamp
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- Withdrawn - After Issue
Links
- 238000003825 pressing Methods 0.000 claims description 83
- 210000000078 claw Anatomy 0.000 claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000003754 machining Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a CNC frock clamp, including the bottom plate, install the anchor clamps seat on the bottom plate, set up the tight piece of clamp, closing device and the drive arrangement on the anchor clamps seat, closing device is provided with two sets ofly, and is two sets of closing device is located respectively press from both sides tight piece both sides, and install respectively on the anchor clamps seat, drive arrangement is used for the simultaneous drive two sets of closing device horizontal direction is close to or keeps away from press from both sides tight piece. The clamping device can clamp two workpieces at a time, greatly improves the clamping efficiency of the workpieces, and accordingly improves the machining efficiency of the workpieces.
Description
Technical Field
the utility model relates to a tool field, in particular to CNC frock clamp.
Background
The tool clamp is a component for assisting production and processing, which is very common in the industrial manufacturing industry, and is used for fixing a workpiece to be processed so as to facilitate the transportation of the workpiece or a related processing technology; in particular, when performing CNC machining (CNC, computer Numerical Control Machine), a workpiece to be machined is often clamped and fixed by a tool fixture.
The traditional tool clamp is fixed, a product is directly machined after the clamp fixes the product, only one working procedure is needed to be machined at one time, when a plurality of workpieces need to be machined, each workpiece needs to be clamped independently, and the disassembly and the assembly of the workpieces need to be disassembled independently, which wastes time and labor and has low efficiency; it is accurate to be difficult to guarantee that the process location around the work piece, and CNC machining dimension is unstable, and repeated clamping, and the work piece receives wearing and tearing easily, is difficult to guarantee the quality of work piece.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a once can realize CNC frock clamp of two work piece clamping.
In order to achieve the above object, the present invention provides the following technical solutions:
The utility model provides a CNC frock clamp, includes the bottom plate, installs the anchor clamps seat on the bottom plate, sets up the tight piece of clamp, closing device and the drive arrangement on the anchor clamps seat, closing device is provided with two sets ofly, and is two sets of closing device is located respectively press from both sides tight piece both sides, and install respectively on the anchor clamps seat, drive arrangement is used for the simultaneous drive two sets of the closing device horizontal direction is close to or keeps away from press from both sides tight piece.
Further, closing device includes driving pin, lever type pressure claw and clamp plate, the rotatable installation in middle part of lever type pressure claw is in on the anchor clamps seat, driving pin one end with the lower extreme looks butt of lever type pressure claw, the driving pin other end with drive arrangement is connected, the clamp plate sets up the upper end of lever type pressure claw, and with a side of pressing from both sides tight piece is corresponding, works as the drive arrangement drive during the outside motion of driving pin, the driving pin can promote the outside motion of lower extreme of lever type pressure claw, simultaneously the upper end of lever type pressure claw can drive the clamp plate is inwards pressed from both sides the work piece tightly on pressing from both sides tight piece.
Furthermore, the driving device comprises a trapezoid block and a power mechanism for driving the trapezoid block to lift, the trapezoid block is located between the two groups of transmission pins, and the power mechanism drives the two groups of transmission pins to move outwards or inwards at the same time by driving the trapezoid block to lift.
Furthermore, the power mechanism is a pressing screw which is installed on the clamp seat in a threaded manner, a screw head of the pressing screw is located on the clamping block, a screw rod of the pressing screw is in threaded connection with the trapezoidal block, and the screw head is rotated to drive the screw rod to drive the trapezoidal block to move up and down.
furthermore, the power mechanism is a lifting cylinder, and the lifting cylinder drives the trapezoidal block to do lifting motion.
Further, drive arrangement is double-end cylinder, double-end cylinder can drive respectively simultaneously two sets of the motion of driving pin outwards or inwards.
furthermore, the pressure plate and the lever type pressure claw are connected through a guide device, and the guide device can guide the pressure plate to be in surface contact when the pressure plate presses the workpiece.
Furthermore, the guide device comprises a conical pin, a guide pillar and a limit screw, the guide pillar is arranged on one side face of the pressing plate corresponding to the lever-type pressing claw, the lever-type pressing claw is provided with a guide pillar groove corresponding to the guide pillar, the lever-type pressing claw and the pressing plate are both provided with a placing groove for placing the conical pin, the conical pin is arranged in the placing groove, and the pressing plate forms a gap with the lever-type pressing claw through the conical pin.
Furthermore, a screw hole is formed in the end face, extending into the guide column groove, of the guide column, a screw through hole is formed in the rear side face, located in the guide column groove, of the lever type pressing claw, and the limiting screw penetrates through the screw through hole and then is connected in the screw through hole in a threaded mode.
Furthermore, the clamping blocks are respectively provided with anti-skid grooves corresponding to two side faces of the pressing device.
The utility model has the advantages that:
The utility model discloses a be provided with the anchor clamps seat on the bottom plate to be provided with on the anchor clamps seat and press from both sides tight piece, closing device and drive arrangement, and this closing device is provided with two sets ofly, and two sets of closing device are located respectively and press from both sides tight piece both sides, and install respectively on the anchor clamps seat, when the anchor clamps work piece, place two work pieces respectively in the both sides of pressing from both sides tight piece, then two sets of closing device of drive arrangement simultaneous drive cooperate with pressing from both sides tight piece and press from both sides the work piece tightly, perhaps two sets of closing device of drive arrangement simultaneous drive loosen. The clamping device can clamp two workpieces at a time, greatly improves the clamping efficiency of the workpieces, and accordingly improves the machining efficiency of the workpieces.
drawings
Fig. 1 is a schematic perspective view of the present invention;
Fig. 2 is a schematic perspective view of another perspective of the present invention;
Fig. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic cross-sectional view of A-A of FIG. 3 according to the present invention;
Fig. 5 is a schematic structural view of the compressing device of the present invention;
Fig. 6 is a schematic view of the disassembling mechanism of the pressing device of the present invention;
Fig. 7 is a top view of the pressing device of the present invention;
FIG. 8 is a schematic cross-sectional view A-A of FIG. 7 according to the present invention;
FIG. 9 is a schematic sectional view of the upper side of the pressing plate of the present invention first pressed against a workpiece;
Fig. 10 is a schematic sectional view of the pressing plate of the present invention when the lower side of the pressing plate is pressed against the workpiece.
Detailed Description
The invention is further explained below with reference to the drawings:
As shown in fig. 1 to 10, a CNC tooling clamp comprises a base plate 10, a clamp seat 20 installed on the base plate 10, a clamping block 30 arranged on the clamp seat 20, two sets of pressing devices 40, and a driving device, wherein the two sets of pressing devices 40 are respectively located at two sides of the clamping block 30 and respectively installed on the clamp seat 20, and the driving device is used for simultaneously driving the two sets of pressing devices 40 to be close to or far from the clamping block 30 in the horizontal direction. Wherein the number of the clamp seats 20, the clamping blocks 30, the pressing devices 40 and the driving devices can be set according to the number of the workpieces 70, in the present embodiment, the number of the clamp seats 20 is three, the number of the clamping blocks 30 is three, the number of the pressing devices 40 is six and the number of the driving devices is three.
Further, the pressing device 40 includes a transmission pin 41, a lever-type pressing claw 42 and a pressing plate 43, the middle portion of the lever-type pressing claw 42 is rotatably mounted on the clamp seat 20, one end of the transmission pin 41 is abutted to the lower end of the lever-type pressing claw 42, the other end of the transmission pin 41 is connected to the driving device, the pressing plate 43 is disposed at the upper end of the lever-type pressing claw 42 and corresponds to a side surface of the clamping block 30, when the driving device drives the transmission pin 41 to move outward, the transmission pin 41 pushes the lower end of the lever-type pressing claw 42 to move outward, and the upper end of the lever-type pressing claw 42 drives the pressing plate 43 to clamp the workpiece 70 on the clamping block 30 inward.
In the first embodiment of the driving device, the driving device includes a trapezoid block 51 and a power mechanism for driving the trapezoid block 51 to ascend and descend, the trapezoid block 51 is located between the two sets of the transmission pins 41, and the power mechanism drives the two sets of the transmission pins 41 to move outwards or inwards at the same time by driving the trapezoid block 51 to ascend and descend. In the embodiment, the driving device adopts the trapezoidal block 51 and the power mechanism to realize the clamping motion of the lever type pressing claw 42, so that the structure of the tool clamp can be greatly simplified, and the cost of the tool clamp is saved.
In the first embodiment of the power mechanism, the power mechanism is a pressing screw 52 which is installed on the clamp seat 20 in a threaded manner, a screw head of the pressing screw 52 is located on the clamping block 30, a screw rod of the pressing screw 52 is in threaded connection with the trapezoidal block 51, and the screw head is rotated to drive the screw rod to drive the trapezoidal block 51 to move up and down. The power mechanism in the implementation adopts the pressure applying screw 52, so that the structure of the power mechanism can be greatly simplified, the workpiece clamping is more reliable, and the operation is labor-saving; by the power mechanism, the tightness of 2 workpieces can be controlled by one pressing screw; multi-station clamping, wherein after one-time clamping, the CNC continuous machining time is prolonged, the man-machine relationship is improved, and the proportion of a human-machine is further increased; the torque wrench operating point is transferred to the top of the tool, the operating space is large, and the operation is more convenient.
In the second embodiment of the power mechanism, the power mechanism is a lifting cylinder, and the lifting cylinder drives the trapezoidal block to do lifting motion.
in the second embodiment of the driving device, the driving device is a double-head cylinder, and the double-head cylinder can respectively drive the two groups of driving pins to move outwards or inwards at the same time.
further, the pressing plate 43 and the lever-type pressing claw 42 are connected by a guiding device, which can guide the pressing plate 43 to be in surface contact when pressing the workpiece 70.
further, the guiding device includes a conical pin 61, a guide post 62 and a limit screw 63, the guide post 62 is disposed on a side surface of the pressing plate 43 corresponding to the lever-type pressing claw 42, the lever-type pressing claw 42 is provided with a guide post groove 64 corresponding to the guide post 62, both the lever-type pressing claw 42 and the pressing plate 43 are provided with a placing groove 65 for placing the conical pin 61, the conical pin 61 is disposed in the placing groove 65, and the pressing plate 43 forms a gap with the lever-type pressing claw 42 through the conical pin 61.
Further, a screw hole 68 is formed in the end surface of the guide post 62 extending into the guide post groove 64, a screw through hole is formed in the rear side surface of the lever type pressing claw 42 located in the guide post groove 64, and the limit screw 63 penetrates through the screw through hole and then is connected in the screw hole 68 in a threaded manner.
The conical pin 61 is limited in the placing groove 65 through a limiting column 66, so that the conical pin 61 can be prevented from moving in the placing groove 65, the two limiting columns 66 are arranged and respectively installed in the limiting holes 67, the limiting holes 67 are formed in one side face of the pressing plate 43, and the two limiting columns 66 are respectively located at two ends of the conical pin 61.
Further, the clamping blocks 30 are respectively provided with anti-slip grooves 31 corresponding to two side surfaces of the pressing device 40.
handles 80 are further arranged on two sides of the clamp seat 20, so that people can carry and install the tool clamp conveniently.
The utility model discloses a be provided with anchor clamps seat 20 on bottom plate 10, and be provided with on anchor clamps seat 20 and press from both sides tight piece 30, closing device 40 and drive arrangement, and this closing device 40 is provided with two sets ofly, two sets of closing device 40 are located respectively and press from both sides tight piece 30 both sides, and install respectively on anchor clamps seat 20, when pressing from both sides tight work piece 70, place two work pieces 70 respectively in the both sides of pressing from both sides tight piece 30, then drive arrangement drives two sets of closing device 40 simultaneously and presss from both sides tight piece 30 and cooperate and press from both sides work piece 70 tightly, perhaps drive arrangement drives two sets of closing device 40 simultaneously and loosens work piece 70. The clamping device can clamp two workpieces at a time, greatly improves the clamping efficiency of the workpieces, and accordingly improves the machining efficiency of the workpieces.
the above description is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a CNC frock clamp which characterized in that: the clamping device comprises a bottom plate, a clamp seat arranged on the bottom plate, and clamping blocks, a pressing device and a driving device which are arranged on the clamp seat, wherein the pressing device is provided with two groups, the two groups of pressing devices are respectively positioned at two sides of the clamping blocks and are respectively arranged on the clamp seat, and the driving device is used for simultaneously driving the two groups of pressing devices to be close to or far away from the clamping blocks in the horizontal direction.
2. The CNC tooling fixture of claim 1, wherein: the pressing device comprises a transmission pin, a lever type pressing claw and a pressing plate, the middle of the lever type pressing claw is rotatably mounted on the clamp seat, one end of the transmission pin is abutted to the lower end of the lever type pressing claw, the other end of the transmission pin is connected with the driving device, the pressing plate is arranged at the upper end of the lever type pressing claw and corresponds to one side face of the clamping block, the driving device drives the transmission pin to move outwards, the transmission pin can push the lower end of the lever type pressing claw to move outwards, and meanwhile the upper end of the lever type pressing claw can drive the pressing plate to clamp a workpiece inwards on the clamping block.
3. the CNC tooling fixture of claim 2, wherein: the driving device comprises a trapezoid block and a power mechanism used for driving the trapezoid block to lift, the trapezoid block is located between the two groups of transmission pins, and the power mechanism drives the two groups of transmission pins to move outwards or inwards at the same time by driving the trapezoid block to lift.
4. The CNC tooling fixture of claim 3, wherein: the power mechanism is a pressing screw installed on the clamp seat in a threaded mode, the screw head of the pressing screw is located on the clamping block, the screw rod of the pressing screw is in threaded connection with the trapezoidal block, and the screw head is rotated to drive the screw rod to drive the trapezoidal block to move up and down.
5. the CNC tooling fixture of claim 3, wherein: the power mechanism is a lifting cylinder which drives the trapezoidal block to do lifting motion.
6. The CNC tooling fixture of claim 2, wherein: the driving device is a double-head cylinder which can respectively drive two groups of driving pins to move outwards or inwards at the same time.
7. The CNC tooling fixture of claim 2, wherein: the pressure plate is connected with the lever type pressure claw through a guide device, and the guide device can guide the pressure plate to be in surface contact when the pressure plate presses a workpiece.
8. The CNC tooling fixture of claim 7, wherein: the guide device comprises a conical pin, a guide pillar and a limit screw, the guide pillar is arranged on one side face, corresponding to the rod-type pressing claw, of the pressing plate, the rod-type pressing claw corresponds to the guide pillar, a guide pillar groove is formed in the guide pillar, placing grooves for placing the conical pin are formed in the rod-type pressing claw and the pressing plate, the conical pin is arranged in the placing grooves, and the pressing plate and the rod-type pressing claw form a gap through the conical pin.
9. The CNC tooling fixture of claim 8, wherein: the guide post is provided with a screw hole on the end face extending into the guide post groove, the lever type pressing claw is provided with a screw through hole on the rear side face of the guide post groove, and the limiting screw penetrates through the screw through hole and is in threaded connection with the screw hole.
10. The CNC tooling fixture of claim 1, wherein: and the clamping blocks are respectively provided with an anti-skidding groove corresponding to the two side surfaces of the pressing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920541861.9U CN209793179U (en) | 2019-04-20 | 2019-04-20 | CNC frock clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920541861.9U CN209793179U (en) | 2019-04-20 | 2019-04-20 | CNC frock clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209793179U true CN209793179U (en) | 2019-12-17 |
Family
ID=68830157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920541861.9U Withdrawn - After Issue CN209793179U (en) | 2019-04-20 | 2019-04-20 | CNC frock clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209793179U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109955089A (en) * | 2019-04-20 | 2019-07-02 | 东莞市普华精密机械有限公司 | A kind of CNC tool fixture |
| CN114102207A (en) * | 2022-01-06 | 2022-03-01 | 广东源鼎泵业有限公司 | Novel CNC adds clamping apparatus |
-
2019
- 2019-04-20 CN CN201920541861.9U patent/CN209793179U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109955089A (en) * | 2019-04-20 | 2019-07-02 | 东莞市普华精密机械有限公司 | A kind of CNC tool fixture |
| CN109955089B (en) * | 2019-04-20 | 2024-07-09 | 东莞市普华精密机械有限公司 | CNC frock clamp |
| CN114102207A (en) * | 2022-01-06 | 2022-03-01 | 广东源鼎泵业有限公司 | Novel CNC adds clamping apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191217 Effective date of abandoning: 20240709 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191217 Effective date of abandoning: 20240709 |