CN209792687U - Floating drilling machine - Google Patents
Floating drilling machine Download PDFInfo
- Publication number
- CN209792687U CN209792687U CN201920618123.XU CN201920618123U CN209792687U CN 209792687 U CN209792687 U CN 209792687U CN 201920618123 U CN201920618123 U CN 201920618123U CN 209792687 U CN209792687 U CN 209792687U
- Authority
- CN
- China
- Prior art keywords
- frame
- floating
- feeding
- drilling
- small spring
- 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.)
- Withdrawn - After Issue
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 abstract description 9
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000001174 ascending effect Effects 0.000 description 3
- 239000008358 core component Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
the utility model discloses a drilling machine floats. The floating drilling machine comprises a drilling part sleeve and a rack part sleeve; the drilling part is sleeved with a feeding motor, a screw rod, a nut, a feeding guide rail, a slide block, a power head, a mounting plate, a drill bit, a floating frame, a force counteracting plate, a large spring pressing plate and a small spring pressing plate; the machine frame part is sleeved with a big spring, a small spring guide rod, a big spring mounting plate, a small spring mounting plate, a machine frame guide rail, a floating slide block and a machine frame; the drilling part sleeve is sleeved on the frame part sleeve, the large spring guide rod penetrates into the large spring pressing plate, and the small spring guide rod penetrates into the small spring pressing plate; the floating frame is fixedly connected with the floating slide block; the drilling part sleeve is supported by a big spring on the frame part sleeve, can move up and down along the guide rail of the frame under the power of the feeding motor, and can also move up along the guide rail of the frame by the resilience of a small spring. The drilling force applied to the balance machine swing frame and the clamp is thoroughly eliminated in the drilling process of the floating drilling device, only the drilling force is borne inside the workpiece, and the balance machine swing frame and the clamp are protected.
Description
Technical Field
The utility model belongs to the technical field of the balanced machine tooling of instrument and meter, a be applied to the drilling machine of automatic drilling balance machine, concretely relates to drilling machine floats.
Background
In modern industry, rotating mechanisms are ubiquitous, and rotating parts are manufactured to have unbalance, so that vibration is generated in the use process, the operation of the rotating mechanisms is influenced, and the design requirements cannot be met. Therefore, before assembly, dynamic balance detection is required to be carried out on the parts, and unbalance correction is completed in a weighting or de-weighting mode.
at present, when the automatic drilling balancing machine performs single-station drilling balancing and weight removal on disc workpieces, if a standard drilling machine is simply used for weight removal, drilling force is transmitted to a balancing machine swing frame through a workpiece, the precision and the service life of the balancing machine swing frame and a clamp can be directly influenced, and therefore when the balance drilling weight removal is performed, the drilling force must be prevented from being applied to the balancing machine swing frame.
SUMMERY OF THE UTILITY MODEL
an object of the utility model is to overcome prior art's is not enough, provide one kind and can avoid the drilling power to apply on the balancing machine rocker, can guarantee the unsteady drilling machine in precision and life-span of balancing machine rocker and anchor clamps.
the utility model aims at realizing through the following technical scheme:
A floating drilling machine mainly comprises a drilling part sleeve (A) and a frame part sleeve (B); the drilling part sleeve (A) comprises a feeding motor (A1), a large spring pressing plate (A2), a feeding screw rod (A4), a feeding nut (A5), a feeding guide rail (A12), a feeding slider (A3), a power head mounting plate (A6), a floating frame (A7), a power head (A8), a drill bit (A9), a force counteracting plate (A10) and a small spring pressing plate (A11); the frame part sleeve (B) comprises a large spring guide rod (B1), a large spring (B2), a small spring guide rod (B3), a small spring (B4), a small spring mounting plate (B5), a frame guide rail (B6), a floating slide block (B7) and a frame (B8);
The drilling part sleeve (A): the feeding motor (A1) is fixed at the upper end of the floating frame (A7); the spring pressing plate (A2) is fixed on the upper part of the rear surface of the floating frame (A7), and a round hole is arranged on the large spring pressing plate (A2); the feeding nut (A5) is sleeved on the feeding screw rod (A4); the upper end of the feed screw rod (A4) is connected with a feed motor (A1); the feeding slide block (A3) is fixedly connected with the feeding nut (A5); the feeding slide block (A3) is sleeved on the feeding guide rail (A12) and can slide on the feeding guide rail (A12); the feeding guide rail (A12) is fixedly arranged on the floating frame (A7); the force counteracting plate (A10) is fixed at the front lower part of the floating frame (A7); the power head mounting plate (A6) is fixed on the feeding slide block (A3) and can be controlled to move up and down by a feeding motor (A1); the small spring pressing plate (A11) is fixed on the power head mounting plate (A6) and can move up and down along with the power head mounting plate (A6), and a round hole is also formed in the small spring pressing plate (A11); the power head (A8) is fixed on the power head mounting plate (A6), and the drill bit (A9) is arranged in the power head (A8);
In the frame part sleeve (B): the big spring guide rod (B1) is fixed on the frame (B8), and the big spring (B2) is sleeved on the big spring guide rod (B1); a small spring mounting plate (B5) is fixed on the rack (B8), a small spring guide rod (B3) is fixed with the small spring mounting plate (B5), and a small spring (B4) is sleeved on the small spring guide rod (B3); the rack guide rail (B6) is fixed on the rack (B8), and the floating slide block (B7) is sleeved on the rack guide rail (B6);
the drilling part sleeve (A) is sleeved on the rack part sleeve (B), the upper part of the large spring guide rod (B1) penetrates into a round hole of the large spring pressure plate (A2), and the upper part of the small spring guide rod (B3) penetrates into a round hole of the small spring pressure plate (A11); the floating frame (A7) is fixedly connected with the floating slide block (B7); the drilling part sleeve (A) is supported by a big spring (B2) on the frame part sleeve (B), can move up and down along the frame guide rail (B6) under the power action of a feed motor (A1), and can also move up along the frame guide rail (B6) under the resilience action of a small spring (B4).
Further, the floating slide block (B7) has an upper part and a lower part; the floating frame (A7) and the two floating sliders (B7) are fixedly connected into a whole through bolts.
furthermore, two feeding guide rails (A12) are arranged, and two feeding guide rails (A12) are fixedly arranged on two sides of the floating frame (A7) respectively.
furthermore, the feeding slide block (A3) has four pieces, and each feeding guide rail (A12) is sleeved with two feeding slide blocks (A3).
Further, assuming that the total weight of the drill sleeve (a) is G, the compression stroke of the large spring (B2) is L, and the elastic modulus of the large spring (B2) is K, the large spring (B2) is selected according to G1/2 × K × L.
Further, the elastic modulus of the small spring (B4) was selected to be 1/4 of that of the large spring (B2).
furthermore, the weight of the drilling part sleeve (A) is 50kg, and the parameters of a large spring (B2) are selected as follows: the free length was 200mm, the elastic modulus was 0.98Kgf/mm, and the compression amount was 100 mm.
Furthermore, the parameters of the selected small spring (B4) are as follows: the free length was 80, the elastic modulus was 0.25Kgf/mm, and the compression amount was 40 mm.
The utility model discloses a drilling machine floats is applied to on the balanced machine of single-station of taking the drilling function.
The utility model discloses a theory of operation and working process of drilling machine float as follows:
preparing for drilling: starting a feeding motor (A1), wherein the feeding motor (A1) drives a feeding slider (A3) to move downwards on two feeding guide rails (A12) through a feeding screw rod (A4) and a feeding nut (A5), and controls a power head (A8) to move downwards;
When the drill (A9) moves downwards to a distance a away from the surface of the workpiece, the lower end face of the small spring pressure plate (A11) is contacted with the upper end face of the small spring (B4), and at the moment, the distance between the upper surface of the force counteracting plate (A10) and the lower surface of the workpiece is 1/4 × a (namely a/4);
Secondly, the power head (A8) continues to move downwards, the small spring pressing plate (A11) compresses the small spring (B4), the resilience force of the small spring (B4) supports the drill part sleeve (A) to float, so that the drill part sleeve (A) moves in the opposite direction (namely upwards) opposite to the feeding direction of the power head (A8), and at the moment, the force counteracting plate (A10) begins to rise;
The rising speed of the force counteracting plate (A10) is equal to 1/4 of the descending speed of the drill bit (A9);
when the drill bit (A9) descends and the force counteracting plate (A10) ascends until the drill bit (A9) and the force counteracting plate (A10) simultaneously contact the workpiece, drilling operation is started, at the moment, the drilling force generated in the drilling process is not applied to the balance machine swing frame and the clamp any more but applied to the inside of the workpiece, and the larger the force applied to the inside of the workpiece is, the more stable the drilling form is;
After drilling is finished, the feeding motor (A1) controls the power head (A8) to move upwards, at the moment, the force acting on the small spring (B4) is gradually eliminated, the drilling part sleeve (A) starts to descend, the force counteracting plate (A10) also disengages from the lower surface of the workpiece and starts to descend, the descending speed is 1/4 of the ascending speed of the drill (A9) until the small spring pressing plate (A11) disengages from the small spring (B4); thereafter, the force cancellation plate (A10) is reset and the powerhead (A8) will continue to rise until the set position is reached.
The utility model has the advantages that:
The utility model adopts two springs as the core components of the machine; the large spring is used for supporting the whole drilling part sleeve to enable the drilling part sleeve to be suspended; the drill bit has a section of idle stroke before contacting the workpiece, and the small spring is used for supporting the gravity generated by the ascending of the drilling part sleeve of the idle stroke.
The utility model has the advantages that: the drilling force which is applied to the balance machine swing frame and the clamp before is completely eliminated in the drilling process, and only the interior of the workpiece bears the drilling force, so that the balance machine swing frame and the clamp are ideally protected.
When the balanced destemming of simplex position drilling is being done to dish class work piece to current automatic drilling balancing machine, if the simple utilizes a traditional drilling machine to carry out the destemming, the drilling power will be transmitted to the balancing machine rocker through the work piece on, can the precision and the life-span of direct influence balancing machine and anchor clamps, consequently, must avoid the drilling power to apply on balancing machine rocker and anchor clamps when balanced drilling destemming, the utility model discloses thoroughly solved this problem effectively.
Drawings
FIG. 1 is a schematic view (front view) of the floating drilling machine of the present invention,
(also is a working state diagram of the combination of the drilling part sleeve A and the frame part sleeve B in the utility model);
Fig. 2 is a schematic view (side perspective view) of the whole structure of the floating drilling machine of the present invention;
fig. 3 is a schematic view (left side view) of the whole floating drilling machine of the present invention;
Fig. 4 is a schematic structural view (side perspective view) of a drilling portion sleeve a in the present invention;
fig. 5 is a schematic structural view (front view) of a drilling part sleeve a in the present invention;
fig. 6 is a schematic structural view of a connection portion between a feeding slider A3 and a feeding guide rail a12 according to the present invention;
Fig. 7 is a schematic structural view of the frame unit B of the present invention.
in the figure: A. drilling part sleeve A1, feeding motor A2, large spring pressure plate A3, feeding slide block A4, feeding screw rod A5, feeding nut A6, power head mounting plate A7, floating frame A8, power head A9, drill bit
A10, force counteracting plate A11, small spring pressure plate A12, feed guide C1, workpiece
B. Frame sleeve B1, large spring guide rod B2, large spring B3, small spring guide rod B4, small spring B5, small spring mounting plate B6, frame guide rail B7, floating slide block B8, frame guide rail B7, and floating slide block B8
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Examples
as shown in fig. 1-3, the floating drilling machine of the present invention is applied to a single-station balancing machine with drilling function, and mainly comprises a drilling part sleeve a and a frame part sleeve B; the drilling part sleeve A mainly comprises a feeding motor A1, a large spring pressing plate A2, a feeding screw rod A4, a feeding nut A5, a left feeding guide rail A12, a right feeding guide rail A12, four feeding sliding blocks A3 which are up, down, left and right, a power head mounting plate A6, a floating frame A7, a power head A8, a drill bit A9, a force counteracting plate A10, a small spring pressing plate A11 and the like; the frame sleeve B mainly comprises a large spring guide rod B1, a large spring B2, a small spring guide rod B3, a small spring B4, a small spring mounting plate B5, a frame guide rail B6, an upper floating slide block B7, a lower floating slide block B8 and the like.
As shown in fig. 4, 5 and 6, the drilling portion sleeve a is assembled as follows: the feeding motor A1 is fixed at the upper end of the floating frame A7, the large spring pressure plate A2 is fixed at the upper part of the rear surface of the floating frame A7, and a round hole is arranged on the large spring pressure plate A2; the feed screw A4, the feed nut A5, two feed guide rails A12 and a feed slider A3 are arranged according to the positions shown in the drawing; the feeding nut A5 is sleeved on the feeding screw rod A4; the upper end of the feed screw A4 is connected with a feed motor A1; the feeding motor A1 drives the feeding screw rod A4 to rotate, and the feeding nut A5 can move up and down on the feeding screw rod A4; the feeding slide block A3 is fixedly connected with a feeding nut A5; every two of the four feeding slide blocks A3 are respectively sleeved on the two feeding guide rails A12, and the two feeding guide rails A12 are respectively and fixedly arranged on two sides of the floating frame A7; the feed nut A5 moves up and down to drive the feed slide block A3 to slide up and down on the feed guide rail A12; the force counteracting plate A10 is fixed at the front lower part of the floating frame A7; the power head mounting plate A6 is fixed on a four-piece feeding slide block A3 and can be controlled to move up and down by a feeding motor A1; the small spring pressing plate A11 is fixed on the power head mounting plate A6 and can move up and down along with the power head mounting plate A6, and a round hole is also formed in the small spring pressing plate A11; the powerhead A8 is secured to powerhead mounting plate a6 and the drill a9 is mounted in powerhead A8.
As shown in fig. 7, the frame sleeve B is assembled as follows: the big spring guide rod B1 is fixed on the frame B8, and the big spring B2 is sleeved on the big spring guide rod B1; a small spring mounting plate B5 is fixed on a rack B8, a small spring guide rod B3 is fixed with a small spring mounting plate B5, and a small spring B4 is sleeved on a small spring guide rod B3; the rack guide rail B6 is fixed on the rack B8, and the floating slide block B7 is sleeved on the rack guide rail B6.
as shown in fig. 1-3, the combination of the drilling part sleeve a and the frame part sleeve B is as follows: the drilling part sleeve A is sleeved on the rack part sleeve B, namely, the drilling part sleeve A is sleeved in a large spring guide rod B1 and a small spring guide rod B3 of the rack part sleeve B from the upper part of the rack part sleeve B, the upper part of a large spring guide rod B1 penetrates into a round hole of a large spring pressure plate A2, and the upper part of a small spring guide rod B3 penetrates into a round hole of a small spring pressure plate A11; the floating frame A7 is connected with two floating sliders B7 by bolts to form a whole; at this time, the drilling part sleeve A is supported by a big spring B2 on the frame part sleeve B, can move downwards along the frame guide rail B6 under the pushing force of the feeding motor A1, and can also move upwards along the frame guide rail B6 under the resilience force of a small spring B4 (rebounded by the small spring).
the big spring B2 and the small spring B4 are used as the core components of the utility model, and the selection of the two springs is explained below: the large spring B2 is used for supporting the drilling part sleeve in a free state (namely supporting the floating frame A7 in an initial state); assuming that the total weight of the drilling part sleeve A is G, the compression stroke of the large spring B2 is L, and the elastic modulus of the large spring B2 is K, G is 1/2K L; the small spring B4 is used for providing upward supporting force to the drilling part sleeve A by the pressure of feeding in the drilling process, so that the force counteracting plate A10 floats; therefore, the modulus of elasticity of the small spring B4 can be about 1/4 that of the large spring B2.
for example: the weight of the drilling part sleeve A is 50kg, and the parameters of the selected large spring B2 are as follows: the free length was 200mm, the elastic modulus was 0.98Kgf/mm, and the compression amount was 100 mm. The parameters of the small spring B4 can be selected as follows: the free length was 80, the elastic modulus was 0.25Kgf/mm, and the compression amount was 40 mm.
A floating drilling method (i.e. the working principle and action process of the floating drilling machine of the present invention) by using the floating drilling machine is as follows:
When drilling is to be carried out, a feeding motor A1 drives a feeding slide block A3 to move downwards on two feeding guide rails A12 through a feeding screw rod A4 and a feeding nut A5, and a power head A8 is controlled to move downwards; when the drill bit a9 moves down to a distance a from the surface of the workpiece C1, the lower end face of the small spring pressure plate a11 contacts the upper end face of the small spring B4, and at this time, the distance 1/4 a (i.e., a/4) from the upper surface of the force counteracting plate a10 to the lower surface of the workpiece C1;
When the power head A8 continues to move downwards, the small spring pressing plate A11 compresses the small spring B4, the resilience force of the small spring B4 supports the drill part sleeve A to float, so that the drill part sleeve A moves in the opposite direction (namely upwards) opposite to the feeding direction of the power head A8, at the moment, the force counteracting plate A10 starts to rise, and the rising speed of the force counteracting plate A10 is equal to 1/4 of the falling speed of the drill A9;
When the drill A9 descends and the force counteracting plate A10 ascends until the drill A9 and the force counteracting plate A10 simultaneously contact the workpiece C1, drilling operation is started, at the moment, the drilling force generated in the drilling process is not applied to the balance machine swing frame and the clamp any more but applied to the inside of the workpiece, and the drilling form is more stable as the force applied to the inside of the workpiece is larger;
After drilling is finished, the feeding motor A1 controls the power head A8 to move upwards, at the moment, the force acting on the small spring B4 is gradually eliminated, the drilling part sleeve A starts to descend, the force counteracting plate A10 also breaks away from the lower surface of the workpiece C1 and starts to descend, the descending speed is 1/4 of the ascending speed of the drill A9, and the small spring pressing plate A11 and the small spring B4 break away; thereafter, the force cancellation plate A10 is reset and the powerhead A8 will continue to rise until the set position is reached.
Claims (4)
1. A floating drilling machine is characterized by mainly comprising a drilling part sleeve (A) and a rack part sleeve (B); the drilling part sleeve (A) comprises a feeding motor (A1), a large spring pressing plate (A2), a feeding screw rod (A4), a feeding nut (A5), a feeding guide rail (A12), a feeding slider (A3), a power head mounting plate (A6), a floating frame (A7), a power head (A8), a drill bit (A9), a force counteracting plate (A10) and a small spring pressing plate (A11); the frame part sleeve (B) comprises a large spring guide rod (B1), a large spring (B2), a small spring guide rod (B3), a small spring (B4), a small spring mounting plate (B5), a frame guide rail (B6), a floating slide block (B7) and a frame (B8);
The drilling part sleeve (A): the feeding motor (A1) is fixed at the upper end of the floating frame (A7); the spring pressing plate (A2) is fixed on the upper part of the rear surface of the floating frame (A7), and a round hole is arranged on the large spring pressing plate (A2); the feeding nut (A5) is sleeved on the feeding screw rod (A4); the upper end of the feed screw rod (A4) is connected with a feed motor (A1); the feeding slide block (A3) is fixedly connected with the feeding nut (A5); the feeding slide block (A3) is sleeved on the feeding guide rail (A12) and can slide on the feeding guide rail (A12); the feeding guide rail (A12) is fixedly arranged on the floating frame (A7); the force counteracting plate (A10) is fixed at the front lower part of the floating frame (A7); the power head mounting plate (A6) is fixed on the feeding slide block (A3) and can be controlled to move up and down by a feeding motor (A1); the small spring pressing plate (A11) is fixed on the power head mounting plate (A6) and can move up and down along with the power head mounting plate (A6), and a round hole is also formed in the small spring pressing plate (A11); the power head (A8) is fixed on the power head mounting plate (A6), and the drill bit (A9) is arranged in the power head (A8);
In the frame part sleeve (B): the big spring guide rod (B1) is fixed on the frame (B8), and the big spring (B2) is sleeved on the big spring guide rod (B1); a small spring mounting plate (B5) is fixed on the rack (B8), a small spring guide rod (B3) is fixed with the small spring mounting plate (B5), and a small spring (B4) is sleeved on the small spring guide rod (B3); the rack guide rail (B6) is fixed on the rack (B8), and the floating slide block (B7) is sleeved on the rack guide rail (B6);
The drilling part sleeve (A) is sleeved on the rack part sleeve (B), the upper part of the large spring guide rod (B1) penetrates into a round hole of the large spring pressure plate (A2), and the upper part of the small spring guide rod (B3) penetrates into a round hole of the small spring pressure plate (A11); the floating frame (A7) is fixedly connected with the floating slide block (B7); the drilling part sleeve (A) is supported by a big spring (B2) on the frame part sleeve (B), can move up and down along the frame guide rail (B6) under the power action of a feed motor (A1), and can also move up along the frame guide rail (B6) under the resilience action of a small spring (B4).
2. the floating drilling machine of claim 1, characterized in that the floating slider (B7) has two upper and lower pieces; the floating frame (A7) and the two floating sliders (B7) are fixedly connected into a whole through bolts.
3. The floating drilling machine according to claim 1 or 2, characterized in that there are two feed rails (a12), and two feed rails (a12) are fixedly mounted on the floating frame (a7) at both sides thereof, respectively.
4. A floating drilling machine according to claim 3, characterized in that the feed slide (a3) has four pieces; two feeding slide blocks (A3) are sleeved on each feeding guide rail (A12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618123.XU CN209792687U (en) | 2019-04-30 | 2019-04-30 | Floating drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618123.XU CN209792687U (en) | 2019-04-30 | 2019-04-30 | Floating drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209792687U true CN209792687U (en) | 2019-12-17 |
Family
ID=68831761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920618123.XU Withdrawn - After Issue CN209792687U (en) | 2019-04-30 | 2019-04-30 | Floating drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209792687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216308A (en) * | 2019-04-30 | 2019-09-10 | 上海剑平动平衡机制造有限公司 | Floating drilling and cutting machine and floating drilling process |
-
2019
- 2019-04-30 CN CN201920618123.XU patent/CN209792687U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216308A (en) * | 2019-04-30 | 2019-09-10 | 上海剑平动平衡机制造有限公司 | Floating drilling and cutting machine and floating drilling process |
| CN110216308B (en) * | 2019-04-30 | 2023-11-24 | 上海剑平动平衡机制造有限公司 | Floating drilling machine and floating drilling method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209792687U (en) | Floating drilling machine | |
| CN110216308B (en) | Floating drilling machine and floating drilling method | |
| CN220161767U (en) | But height-adjusting's machine tool | |
| CN117538194A (en) | Sliding rope life test platform | |
| CN217726893U (en) | Necking die capable of preventing hole deformation | |
| CN215745960U (en) | Spinning processing device for lining bimetal composite pipe | |
| CN212965030U (en) | Detection device for automatic production | |
| CN111677796B (en) | Dynamic damping shock-absorbing device for electromechanical equipment | |
| CN211361334U (en) | Numerical control machine tool buffering base | |
| CN211135574U (en) | Combined clamp for machine tool machining | |
| CN210937218U (en) | High-speed drilling machine with noise reduction function | |
| CN114562925A (en) | Automatic detection platform of electric spindle | |
| CN210649474U (en) | Movable shock-absorbing vertical machining center | |
| CN222242979U (en) | A self-made tapping machine | |
| CN216750619U (en) | Automatic pressure machine of protecting of POGO PIN connector body and shell | |
| CN220357123U (en) | Quick detection device of PLC module wiring | |
| CN210147595U (en) | Novel high-speed machine | |
| CN113510273A (en) | Oil hole drilling device for bearing machining | |
| CN210344152U (en) | Floating connecting device suitable for servo position changing mechanism | |
| CN216913067U (en) | Buffering slip table feeding device | |
| CN221327671U (en) | Clamping lifting mechanism for tablet machine material box | |
| CN214418500U (en) | A grinding device for the roughness of the shaft hole of the tool holder | |
| CN219851372U (en) | Supporting seat of short stress line rolling mill | |
| CN212202929U (en) | Electromechanical device damping device | |
| CN212653605U (en) | High-precision magnetic shoe forming die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191217 Effective date of abandoning: 20231124 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191217 Effective date of abandoning: 20231124 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |