CN217777746U - Device is got to displacement clamp - Google Patents
Device is got to displacement clamp Download PDFInfo
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- CN217777746U CN217777746U CN202221997270.0U CN202221997270U CN217777746U CN 217777746 U CN217777746 U CN 217777746U CN 202221997270 U CN202221997270 U CN 202221997270U CN 217777746 U CN217777746 U CN 217777746U
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- clamping
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Abstract
The utility model discloses a device is got to displacement clamp belongs to bottle blowing machine structure field. The method comprises the following steps: a housing; the variable pitch screw is arranged in the shell, and one end of the variable pitch screw is fixedly connected with an output shaft of the servo motor; the sliding rail is arranged on the shell, is arranged above the variable pitch screw and is parallel to the axis of the variable pitch screw; the clamping mechanism is connected with the variable pitch screw in a sliding manner, a sliding block matched with the sliding rail is arranged at the bottom of the clamping mechanism, and the clamping mechanism can move along the direction of the sliding rail under the driving of a servo motor; the pressing rod device is arranged on the shell and connected with the clamping mechanism and used for controlling the clamping mechanism to open and close. The utility model discloses can increase the interval between the bottle base, improve economic nature.
Description
Technical Field
The utility model belongs to bottle blowing machine structure field, concretely relates to device is got to displacement clamp.
Background
The bottle blowing machine is at the bottle blowing in-process, for guaranteeing that mould cavity can not mutual interference, so bottle blowing in-process interval must be greater than finished product bottle body maximum diameter, heating chain says that bottle base interval all equals compound die mould cavity interval among the prior art, rather than going to set for the heating distance according to the bottle base diameter, just so cause the heating bottle base distance great, the heat loss is high, but go to set for the heating distance according to the bottle base diameter, then can cause the unable condition of matching in bottle base position and compound die mould cavity position, therefore, how to provide a device that can steadily increase bottle base interval fast is the problem that the skilled person in the art needs to solve urgently.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a device is got to displacement clamp can adjust the distance between the heating back bottle base, when realizing that the intensive heating booth apart from is accomplished to the bottle base, can also blow the major diameter bottle type.
In order to realize the purpose, the utility model adopts the following technical scheme:
a pitch clamp apparatus comprising:
a housing;
the variable pitch screw is arranged in the shell, and one end of the variable pitch screw is fixedly connected with an output shaft of the servo motor;
the sliding rail is arranged on the shell, is arranged above the variable pitch screw and is parallel to the axis of the variable pitch screw;
the clamping mechanism is connected with the variable pitch screw in a sliding manner, a sliding block matched with the sliding rail is arranged at the bottom of the clamping mechanism, and the clamping mechanism can move along the direction of the sliding rail under the driving of the servo motor;
the pressing rod device is arranged on the shell and connected with the clamping mechanism, and the pressing rod device is used for controlling the clamping mechanism to open and close.
Preferably, the variable pitch screw rod is of an integrated structure formed by sequentially splicing a first thread section, a transition section and a second thread section, the thread grooves of the first thread section, the transition section and the second thread section are identical in size, the thread pitches of the first thread section are identical, the thread pitches of the second thread section are identical, the thread pitches of the transition section are uniformly increased from one end close to the first thread section to one end close to the second thread section, and the thread pitches of the first thread section are smaller than those of the second thread section.
Preferably, press from both sides and get mechanism and include clamping jaw and T type base, the clamping jaw with T type base all is provided with a plurality ofly, the clamping jaw with T type base one-to-one, it is every right the clamping jaw with correspond T type base top is connected, the clamping jaw still includes first clamping jaw arm and second clamping jaw arm, first clamping jaw arm with second clamping jaw arm passes through the extension spring and connects, the slide rail is provided with two, the both sides of T type base be provided with respectively with slide rail assorted slider, the slider with slide rail sliding connection, the bottom of T type base with displacement screw rod sliding connection.
Preferably, the compression bar device includes cylinder, dwang, pendulum rod and connecting block, the cylinder set up in on the casing, be provided with the support on the casing, the support with dwang swivelling joint, the one end of connecting block with dwang fixed connection, the other end of connecting block with the piston rod swivelling joint of cylinder, the dwang with pendulum rod fixed connection, the pendulum rod is used for control opening and shutting of clamping jaw.
Preferably, the variable-pitch clamping device further comprises a U-shaped baffle, and an opening of the U-shaped baffle is upwards formed in the bottom of the clamping jaw.
Preferably, a through hole is formed in the center of the T-shaped base, a stop lever penetrates through the through hole, two ends of the stop lever are respectively connected with two ends of the shell, and the direction of the stop lever is consistent with the axis direction of the variable-pitch screw.
The beneficial effects of the utility model reside in that:
the utility model discloses adopt intensive heating increase thermal efficiency at the heating chain way, press from both sides the mechanism clamp and get the bottle base that the heating was accomplished through pressing from both sides after the heating is accomplished, and remove along the displacement screw rod and get the mechanism, along with the increase of displacement screw rod pitch, press from both sides the mechanism and separate gradually, distance between the bottle base increases gradually, adopt the booth apart from intensive heating bottle blowing base, the booth apart from intensive heating after the heating is accomplished to the distance between the bottle base, after the displacement screw rod displacement, increase gradually, reach bottle blowing machine locking mechanism mould die cavity interval, make and leave sufficient space between the bottle base, guarantee that bottle base position matches with compound die mould die cavity position.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a half-sectional view of the present invention;
fig. 2 is an overall schematic view of the present invention;
FIG. 3 is a schematic view of the pitch-variable screw of the present invention;
fig. 4 is a schematic view of the clamping jaw of the present invention.
Wherein, in the figure:
1. a housing; 2. a servo motor; 3. a variable pitch screw; 4. a clamping jaw; 5. a cylinder; 6. rotating the rod; 7. a swing rod; 8. connecting blocks; 9. a slide rail; 10. a first jaw arm; 11. a second jaw arm; 12. a T-shaped base; 13. a U-shaped baffle plate; 14. a stop lever; 15. a first thread segment; 16. a transition section; 17. a second thread segment; 18. A tension spring; 19. a pinch roller; 20. a slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model discloses a device is got to displacement clamp, include:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
A housing 1; the shell 1 is of a U-shaped structure, the opening is upward, and a plurality of support legs are arranged at the bottom of the shell 1 and used for stabilizing the shell 1; the shell 1 is fixedly arranged on a rack of the bottle blowing machine, one side of the shell 1, which is far away from the die assembly mechanism, is fixedly connected with a servo motor fixing seat, and two ends in the length direction are rotatably connected with a variable pitch screw rod 3 through rolling bearings.
The variable pitch screw 3 is arranged in the shell 1, and one end of the variable pitch screw 3 is fixedly connected with an output shaft of the servo motor 2; 3 both ends of displacement screw rod pass through antifriction bearing swivelling joint on casing 1, and servo motor 2 sets up on the servo motor fixing base of casing 1 one side, and servo motor 2 sets up with the axle center with displacement screw rod 3 to be connected of displacement screw rod 3 and output shaft, the less one end of 3 pitch of displacement screw rod and the output shaft of servo motor 2, so that servo motor 2 drives displacement screw rod 3 and rotates.
The sliding rail 9 is arranged on the shell 1, and the sliding rail 9 is arranged above the variable pitch screw rod 3 and is parallel to the axis of the variable pitch screw rod 3; the slide rail 9 is a supporting and guiding device of the clamping mechanism, and is in sliding connection with the slide block 20 to ensure that the clamping mechanism can stably and efficiently move on the slide rail along the slide rail direction.
The clamping mechanism is connected with the variable pitch screw 3 in a sliding mode, two ends of the bottom of the clamping mechanism are provided with sliding blocks 20 matched with the sliding rails 9, and the clamping mechanism can move along the directions of the sliding rails 9 under the driving of the servo motor 2; a bolt roller bearing matched with the groove shape of the pitch varying screw rod 3 is arranged in the middle of the bottom of the clamping mechanism, the pitch varying screw rod 3 rotates under the driving of the servo motor 2, and the bolt roller bearing below the clamping mechanism slides in the groove shape of the pitch varying screw rod 3 so as to drive the clamping mechanism to move forwards and backwards.
When the clamping mechanisms are all positioned at the original positions close to one side of the servo motor 2, the clamping mechanisms are positioned in the first thread section 15 of the variable pitch screw 3, and the distance between the adjacent clamping jaws 4 is equal to the thread pitch of the first thread section 15 of the variable pitch screw 3; at the moment, the clamping jaws are closed to take the blank, the clamping mechanism is far away from the servo motor 2 after the blank is taken, when the clamping jaws 4 move to the original position of one side far away from the servo motor 2, the clamping mechanism is located in the second thread section 17 of the variable-pitch screw rod 3, the distance between every two adjacent clamping jaws 4 is equal to the distance between the second thread sections 17, the clamping jaws 4 are opened and closed, the bottle blank is transferred to the next procedure, the servo motor 2 drives the variable-pitch screw rod 3 to rotate reversely after the next procedure is completed, and the clamping mechanism returns to take the blank again. The bottle blanks after heating are clamped by the clamping mechanism, the clamping mechanism is moved along the variable-pitch screw rod 3, the clamping mechanism is gradually separated along with the increase of the pitch of the variable-pitch screw rod 3, the distance between the bottle blanks is gradually increased, and finally the distance between the bottle blanks is completely equal to the distance between the mold cavities of the mold closing mechanism, so that the bottle blank position is matched with the mold cavity of the mold closing mechanism.
The pressing rod device is arranged on the shell 1 and connected with the clamping mechanism and used for controlling the clamping mechanism to open and close; preferably, the pressure lever devices are arranged on two sides of the shell 1 in the width direction, and the pressure lever devices on the two sides respectively control the opening angle of one corresponding side of the clamping jaw 4, so that the opening and closing of the clamping jaw 4 are conveniently controlled.
In this embodiment, preferably, the pitch-variable screw 3 is an integrated structure formed by sequentially splicing a first thread section 15, a transition section 16 and a second thread section 17, the thread grooves of the first thread section 15, the transition section 16 and the second thread section 17 are all the same in size, the thread pitch of the first thread section 15 is all the same and is equal to the heating link blank seat pitch, the thread pitch of the second thread section 17 is all the same, the thread pitch of the transition section 16 is uniformly increased from one end close to the first thread section 15 to one end close to the second thread section 17, and the thread pitch of the first thread section 15 is smaller than that of the second thread section 17; the width of the screw groove is matched with the outer diameter of the bolt roller bearing, when the pitch-variable screw 3 rotates, the bolt roller bearing rolls in the screw groove of the pitch-variable screw 3 to drive the clamping mechanism to move axially along the pitch-variable screw 3, and the pitch of the pitch-variable screw 3 is changed, so that the distance between bottle blanks is changed.
In this embodiment, preferably, the clamping mechanism includes a plurality of clamping jaws 4 and T-shaped bases 12, the clamping jaws 4 and the T-shaped bases 12 are respectively provided with a plurality of clamping jaws 4, the clamping jaws 4 correspond to the T-shaped bases 12 one by one, each pair of clamping jaws 4 is connected with the top of the corresponding T-shaped base 12, and each pair of clamping jaws 4 is preferably connected with the top of the corresponding T-shaped base 12 through a pin. Preferably, a seven-mold design is adopted, 7 clamping jaws 4 and 7T-shaped bases 12 are adopted, each clamping jaw 4 further comprises a first clamping jaw arm 10 and a second clamping jaw arm 11, the first clamping jaw arm 10 and the second clamping jaw arm 11 are connected through a tension spring 18, the tension springs 18 pull the first clamping jaw arm 10 and the second clamping jaw arm 11 to return automatically, it is ensured that a pressing wheel 19 on the first clamping jaw arm 10 and the second clamping jaw arm 11 is tightly attached to the lower portion of a swing rod 7 of a pressure rod device, closing of the clamping jaws 4 is achieved, two sliding rails 9 are arranged, sliding blocks 20 matched with the sliding rails 9 are respectively arranged on two sides of the T-shaped base 12, the sliding blocks 20 are connected on the sliding rails 9 in a sliding mode, it is ensured that the T-shaped base 12 can slide freely on a shell along the sliding rail direction, the bottom of the T-shaped base 12 is connected with the variable-pitch screw rods 3 in a sliding mode, a bolt bearing is fixedly connected to the middle position of the bottom of the T-shaped base 12 and extends downwards into a groove of the variable-shaped screw rods 3, and the bolt bearing rolls in the groove to drive the clamping jaws 12 and the variable-shaped base 12 to slide along the axis direction of the variable-pitch screw rods 3 along the variable-pitch screw rods 3.
In this embodiment, preferably, two sides of the housing 1 are respectively provided with a pressure lever device, each pressure lever device includes a cylinder 5, a rotating rod 6, a swinging rod 7 and a connecting block 8, the cylinder 5 is disposed on the housing 1, the housing 1 is provided with a bracket, the bracket is rotatably connected with the rotating rod 6, one end of the connecting block 8 is fixedly connected with the rotating rod 6, the other end of the connecting block 8 is rotatably connected with a piston rod of the cylinder 5, the rotating rod 6 is fixedly connected with the swinging rod 7, and the swinging rod 7 is used for controlling the opening and closing of the clamping jaw 4. Preferably, the support is rotatably connected with the rotating rod 6 through a rolling bearing, the connecting block 8 is rotatably connected with a piston rod of the cylinder 5 through a fisheye joint and a pin shaft, pressing wheels 19 are arranged on the outer sides of the first clamping jaw arm 10 and the second clamping jaw arm 11, when the clamping jaw 4 needs to be opened and closed, the piston rod of the cylinder 5 extends out, the connecting block 8 drives the rotating rod 6 to rotate, the oscillating rod 7 presses down the pressing wheels 19 along with the rotation of the rotating rod 6, the pressing wheels 19 on the two sides respectively drive the first clamping jaw arm 10 and the second clamping jaw arm 11 to move outwards, the clamping jaw 4 is opened and closed, when the clamping jaw 4 needs to be closed, the piston rod of the cylinder 5 contracts, the rotating rod 6 rotates reversely, the pressure of the oscillating rod 7 on the pressing wheels 19 along with the rotation of the rotating rod 6 is gradually reduced, the first clamping jaw arm 10 and the second clamping jaw arm 11 return under the action of the tension spring 18, the pressing wheels 19 move upwards, automatic closing is realized, and clamping of a bottle blank is completed. By controlling the contraction speed of the air cylinder 5, the closing speed of the first gripper arm 10 and the second gripper arm 11 is further controlled, so that the bottle blank is protected.
In this embodiment, it is preferable that the pitch-variable gripping device further includes a U-shaped baffle 13, and the opening of the U-shaped baffle 13 is upward arranged at the bottom of the clamping jaw 4. The U-shaped baffle 13 can block the bottle blank that the accident dropped, prevents that bottle blank or foreign matter from dropping to the displacement screw 3 on.
In this embodiment, preferably, a through hole is formed in the center of the T-shaped base 12, a stop lever 14 is inserted into the through hole, the stop lever 14 is fixedly connected to the wall plates at the two ends of the housing 1, and the direction of the stop lever 14 is consistent with the axial direction of the pitch-variable screw 3. The stop lever 14 is positioned at the opening of the middle part of the U-shaped groove of the shell, and the stop lever 14 can divide the space above the variable pitch screw rod 3 into two parts, so that the probability of sundries or bottle blanks entering the shell 1 is reduced.
The utility model discloses theory of operation:
the method comprises the steps that firstly, a servo motor 2 is started, an output shaft drives a pitch-variable screw 3 to rotate, a clamping jaw 4 is conveyed to a required position, when the moving speed of the clamping jaw 4 is consistent with the moving speed of a bottle blank on a bottle blowing machine chain channel, the servo motor 2 keeps constant speed, a piston rod of a cylinder 5 is recovered, a swing rod 7 is lifted, the clamping jaw 4 is opened and closed, the bottle blank is taken down from the heating chain channel after the clamping jaw 4 clamps the bottle blank, the servo motor 2 accelerates, the pitch-variable screw 3 continues to drive the clamping jaw 4 to advance, the distance between the clamping jaws 4 is increased to 80mm from 50mm after the clamping jaw 4 passes through a transition section 16 of the pitch-variable screw 3, the clamping jaw 4 clamps the bottle blank and moves to a mold closing and hand reversing position of the bottle blowing machine, the servo motor stops, the cylinder 5 is started again, after a manipulator of a bottle clamping mechanism of the bottle blowing machine hand clamps the blank, a piston rod of the cylinder 5 extends out, a pressing wheel 19 is pressed under the swing rod 7, the clamping jaw 4 is opened and closed, the servo motor 2 reverses, and the pitch-variable screw 3 drives the clamping jaw 4 to return stroke. By increasing the space between the bottle blanks from 50mm to 80mm, the intensive heating of the bottle blanks is realized, the heat efficiency is improved, the occupied space of a bottle blowing machine is saved, and the matching of the bottle blank position and the die cavity position of a die assembly die is ensured.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A pitch-variable clamping device is characterized by comprising:
a housing;
the variable pitch screw is arranged in the shell, and one end of the variable pitch screw is fixedly connected with an output shaft of the servo motor;
the sliding rail is arranged on the shell, is arranged above the variable pitch screw and is parallel to the axis of the variable pitch screw;
the clamping mechanism is connected with the variable pitch screw in a sliding manner, a sliding block matched with the sliding rail is arranged at the bottom of the clamping mechanism, and the clamping mechanism can move along the direction of the sliding rail under the driving of the servo motor;
the pressing rod device is arranged on the shell and connected with the clamping mechanism, and the pressing rod device is used for controlling the clamping mechanism to open and close.
2. The variable pitch clamping device according to claim 1, wherein the variable pitch screw is an integrated structure formed by sequentially splicing a first thread section, a transition section and a second thread section, thread grooves of the first thread section, the transition section and the second thread section are the same in size, thread pitches of the first thread section are the same, thread pitches of the second thread section are the same, the thread pitch of the transition section is uniformly increased from one end close to the first thread section to one end close to the second thread section, and the thread pitch of the first thread section is smaller than that of the second thread section.
3. The variable-pitch clamping device as claimed in claim 1, wherein the clamping mechanism comprises a plurality of clamping jaws and a T-shaped base, the clamping jaws and the T-shaped base are arranged in a one-to-one correspondence manner, each pair of clamping jaws is connected with the top of the corresponding T-shaped base, each clamping jaw further comprises a first clamping jaw arm and a second clamping jaw arm, the first clamping jaw arm is connected with the second clamping jaw arm through a tension spring, the number of the sliding rails is two, sliding blocks matched with the sliding rails are arranged on two sides of the T-shaped base respectively, the sliding blocks are connected with the sliding rails in a sliding manner, and the bottom of the T-shaped base is connected with the variable-pitch screw in a sliding manner.
4. The device is got to displacement clamp according to claim 3, characterized in that, the depression bar device includes cylinder, dwang, pendulum rod and connecting block, the cylinder set up in on the casing, be provided with the support on the casing, the support with dwang swivelling joint, the one end of connecting block with dwang fixed connection, the other end of connecting block with the piston rod swivelling joint of cylinder, the dwang with pendulum rod fixed connection, the pendulum rod is used for controlling opening and shutting of clamping jaw.
5. The pitch-variable gripping device as claimed in claim 3, further comprising a U-shaped baffle, wherein the opening of the U-shaped baffle is upwardly arranged at the bottom of the gripping jaw.
6. The variable pitch clamping device according to claim 3 or 5, wherein a through hole is formed in the center of the T-shaped base, a stop rod penetrates through the through hole, two ends of the stop rod are respectively connected with two ends of the shell, and the direction of the stop rod is consistent with the axial direction of the variable pitch screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221997270.0U CN217777746U (en) | 2022-08-01 | 2022-08-01 | Device is got to displacement clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221997270.0U CN217777746U (en) | 2022-08-01 | 2022-08-01 | Device is got to displacement clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217777746U true CN217777746U (en) | 2022-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221997270.0U Active CN217777746U (en) | 2022-08-01 | 2022-08-01 | Device is got to displacement clamp |
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| Country | Link |
|---|---|
| CN (1) | CN217777746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100788A (en) * | 2023-04-12 | 2023-05-12 | 张家港羽成机械有限公司 | Manipulator assembly in bottle blowing machine distance-changing device |
-
2022
- 2022-08-01 CN CN202221997270.0U patent/CN217777746U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100788A (en) * | 2023-04-12 | 2023-05-12 | 张家港羽成机械有限公司 | Manipulator assembly in bottle blowing machine distance-changing device |
| CN116100788B (en) * | 2023-04-12 | 2023-08-08 | 张家港羽成机械有限公司 | Manipulator assembly in bottle blowing machine distance-changing device |
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